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<h3>
Andreas Klebinger pushed to branch wip/andreask/xchg_primop
at <a href="https://gitlab.haskell.org/ghc/ghc">Glasgow Haskell Compiler / GHC</a>
</h3>
<h4>
Commits:
</h4>
<ul>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/23d9413e83ad8f6967a5dc0ce7a20316b26ef8fb">23d9413e</a></strong>
<div>
<span>by Andreas Klebinger</span>
<i>at 2020-05-19T15:18:37+02:00</i>
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<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Make exchange a sized operation as it should be.
</pre>
</li>
<li>
<strong><a href="https://gitlab.haskell.org/ghc/ghc/-/commit/440eb15b2fca58366a0a1df425f7fb4dfc27b36a">440eb15b</a></strong>
<div>
<span>by Andreas Klebinger</span>
<i>at 2020-05-19T15:36:01+02:00</i>
</div>
<pre class="commit-message" style="white-space: pre-wrap; margin: 0;">Make 64bit version a error on 32bit platforms. Add Exchange on Int#.
</pre>
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<h4>18 changed files:</h4>
<ul>
<li class="file-stats">
<a href="#451725cc4e5d443a3b7c2adcdf224840f953b7e2">
compiler/GHC/Builtin/primops.txt.pp
</a>
</li>
<li class="file-stats">
<a href="#c898e00d01234ab22d3b485be68db3645f52f220">
compiler/GHC/Cmm/MachOp.hs
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</li>
<li class="file-stats">
<a href="#71e696f452eb493722d70306c6f304fc9b2f6a95">
compiler/GHC/Cmm/Parser.y
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</li>
<li class="file-stats">
<a href="#c1d65bce6c6501bf42d5bf890e846709b5645832">
compiler/GHC/CmmToAsm/CPrim.hs
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<li class="file-stats">
<a href="#f71fa75baa7807186473f09c45a9ada1b72f4c6c">
compiler/GHC/CmmToAsm/PPC/CodeGen.hs
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<li class="file-stats">
<a href="#e76eae04dea432f874db91c25e4a5725d7cc127b">
compiler/GHC/CmmToAsm/SPARC/CodeGen.hs
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<li class="file-stats">
<a href="#2bae5947e9412f6deebf4db7dcb89d780913130f">
compiler/GHC/CmmToAsm/X86/CodeGen.hs
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<li class="file-stats">
<a href="#7b360ca84c1b9aaecc0f9de207a7698dc36514fe">
compiler/GHC/CmmToAsm/X86/Instr.hs
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<li class="file-stats">
<a href="#335d279236d65dcf13f2bab3891e515cb803203c">
compiler/GHC/CmmToAsm/X86/Ppr.hs
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<li class="file-stats">
<a href="#76664ab267df4fc0bec2465efd78bf0afacfe3a7">
compiler/GHC/CmmToC.hs
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<li class="file-stats">
<a href="#a49dbda5c8a9c380f638f55cf5ade791db0017cc">
compiler/GHC/CmmToLlvm/CodeGen.hs
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<li class="file-stats">
<a href="#d12a108e34fe83acc9c99357ae841e22a0af0a23">
compiler/GHC/StgToCmm/Prim.hs
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<li class="file-stats">
<a href="#731b07c16b2f4bb31dd7defa4ceef54e74473cc7">
<span class="deleted-file">
−
compiler/codeGen/StgCmmPrim.hs
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<li class="file-stats">
<a href="#87db583be5c13c1f7b3c958b10e03d67b6a2ca06">
configure.ac
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<li class="file-stats">
<a href="#ccd32698c1d6d80e18d4e38a453603292e206906">
includes/stg/Prim.h
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<li class="file-stats">
<a href="#786d2d970e91533a64e0123b52368c3ec897ed39">
libraries/ghc-prim/cbits/atomic.c
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<li class="file-stats">
<a href="#2ab80221ce99aa96a346b29d4e98230cf4d915a7">
rts/package.conf.in
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<li class="file-stats">
<a href="#e432c7b248b68100c3cc37db36ee80d975efd697">
rts/rts.cabal.in
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<h4>Changes:</h4>
<li id="451725cc4e5d443a3b7c2adcdf224840f953b7e2">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#451725cc4e5d443a3b7c2adcdf224840f953b7e2"><strong>compiler/GHC/Builtin/primops.txt.pp</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2475" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2475,8 +2475,14 @@ primop WriteOffAddrOp_Word64 "writeWord64OffAddr#" GenPrimOp</td>
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<pre style="margin: 0;"> <span id="LC2475" class="line" lang="puppet"></span>
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<td class="diff-line-num new_line" data-linenumber="2476" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC2476" class="line" lang="puppet"><span class="s1" style="color: #d14;">primop InterlockedExchangeAddr "interlockedExchangeAddr#" GenPrimOp</span></span>
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<td class="diff-line-num new_line" data-linenumber="2477" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
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<pre style="margin: 0;"> <span id="LC2477" class="line" lang="puppet"><span class="s1" style="color: #d14;"> Addr# -> Addr# -> Addr#</span></span>
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<td class="diff-line-num new_line old" data-linenumber="2478" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0;">-<span id="LC2478" class="line" lang="puppet"><span class="s1" style="color: #d14;"> {The atomic exchange operation. Atomically exchanges a pair of addresses and</span></span>
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<td class="diff-line-num old old_line" data-linenumber="2479" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<td class="diff-line-num new_line old" data-linenumber="2478" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0;">-<span id="LC2479" class="line" lang="puppet"><span class="s1" style="color: #d14;"> returns the old value.}</span></span>
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<td class="diff-line-num new new_line" data-linenumber="2478" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<td class="line_content new" style="padding-left: 0.5em; padding-right: 0.5em;" bgcolor="#ecfdf0">
<pre style="margin: 0;">+<span id="LC2478" class="line" lang="puppet"><span class="s1" style="color: #d14;"> {The atomic exchange operation. Atomically exchanges the value at the first address</span></span>
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<td class="diff-line-num new new_line" data-linenumber="2479" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC2479" class="line" lang="puppet"><span class="s1" style="color: #d14;"> with the Addr# given as second argument. Implies a read barrier.}</span></span>
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<pre style="margin: 0;">+<span id="LC2480" class="line" lang="puppet"><span class="s1" style="color: #d14;"> with has_side_effects = True</span></span>
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<pre style="margin: 0;">+<span id="LC2481" class="line" lang="puppet"></span>
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<pre style="margin: 0;">+<span id="LC2482" class="line" lang="puppet"><span class="s1" style="color: #d14;">primop InterlockedExchangeInt "interlockedExchangeInt#" GenPrimOp</span></span>
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<pre style="margin: 0;">+<span id="LC2483" class="line" lang="puppet"><span class="s1" style="color: #d14;"> Addr# -> Int# -> Int#</span></span>
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<td class="diff-line-num new new_line" data-linenumber="2484" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC2484" class="line" lang="puppet"><span class="s1" style="color: #d14;"> {The atomic exchange operation. Atomically exchanges the value at the address</span></span>
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<td class="diff-line-num new new_line" data-linenumber="2485" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #c7f0d2; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#ddfbe6">
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<pre style="margin: 0;">+<span id="LC2485" class="line" lang="puppet"><span class="s1" style="color: #d14;"> with the given value. Returns the old value. Implies a read barrier.}</span></span>
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<pre style="margin: 0;"> <span id="LC2486" class="line" lang="puppet"><span class="s1" style="color: #d14;"> with has_side_effects = True</span></span>
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<pre style="margin: 0;"> <span id="LC2487" class="line" lang="puppet"></span>
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<pre style="margin: 0;"> <span id="LC2488" class="line" lang="puppet"><span class="s1" style="color: #d14;">------------------------------------------------------------------------</span></span>
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<li id="c898e00d01234ab22d3b485be68db3645f52f220">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#c898e00d01234ab22d3b485be68db3645f52f220"><strong>compiler/GHC/Cmm/MachOp.hs</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="632" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -632,7 +632,9 @@ data CallishMachOp</td>
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<pre style="margin: 0;"> <span id="LC632" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRead</span> <span class="kt" style="color: #458; font-weight: 600;">Width</span></span>
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<pre style="margin: 0;"> <span id="LC633" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicWrite</span> <span class="kt" style="color: #458; font-weight: 600;">Width</span></span>
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<pre style="margin: 0;"> <span id="LC634" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">MO_Cmpxchg</span> <span class="kt" style="color: #458; font-weight: 600;">Width</span></span>
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<pre style="margin: 0;">-<span id="LC635" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span></span>
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<pre style="margin: 0;">+<span id="LC635" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- Should be an AtomicRMW variant eventually.</span></span>
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<pre style="margin: 0;">+<span id="LC636" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- Has at least aquire semantics.</span></span>
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<pre style="margin: 0;">+<span id="LC637" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="kt" style="color: #458; font-weight: 600;">Width</span></span>
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<pre style="margin: 0;"> <span id="LC638" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">deriving</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">Eq</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">Show</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC639" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC640" class="line" lang="haskell"><span class="cd">-- | The operation to perform atomically.</span></span>
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<li id="71e696f452eb493722d70306c6f304fc9b2f6a95">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#71e696f452eb493722d70306c6f304fc9b2f6a95"><strong>compiler/GHC/Cmm/Parser.y</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -1022,7 +1022,12 @@ callishMachOps = listToUFM $</td>
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<pre style="margin: 0;"> <span id="LC1022" class="line" lang="plaintext"> ( "cmpxchg8", (MO_Cmpxchg W8,)),</span>
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1023
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<pre style="margin: 0;"> <span id="LC1023" class="line" lang="plaintext"> ( "cmpxchg16", (MO_Cmpxchg W16,)),</span>
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1024
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<pre style="margin: 0;"> <span id="LC1024" class="line" lang="plaintext"> ( "cmpxchg32", (MO_Cmpxchg W32,)),</span>
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<pre style="margin: 0;">-<span id="LC1025" class="line" lang="plaintext"> ( "cmpxchg64", (MO_Cmpxchg W64,))</span>
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<pre style="margin: 0;">+<span id="LC1025" class="line" lang="plaintext"> ( "cmpxchg64", (MO_Cmpxchg W64,)),</span>
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1026
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<pre style="margin: 0;">+<span id="LC1026" class="line" lang="plaintext"></span>
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<pre style="margin: 0;">+<span id="LC1027" class="line" lang="plaintext"> ( "xchg8", (MO_Xchg W8,)),</span>
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1028
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<pre style="margin: 0;">+<span id="LC1028" class="line" lang="plaintext"> ( "xchg16", (MO_Xchg W16,)),</span>
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1029
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<pre style="margin: 0;">+<span id="LC1029" class="line" lang="plaintext"> ( "xchg32", (MO_Xchg W32,)),</span>
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1030
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<pre style="margin: 0;">+<span id="LC1030" class="line" lang="plaintext"> ( "xchg64", (MO_Xchg W64,))</span>
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1026
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1031
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<pre style="margin: 0;"> <span id="LC1031" class="line" lang="plaintext"></span>
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1032
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<pre style="margin: 0;"> <span id="LC1032" class="line" lang="plaintext"> -- ToDo: the rest, maybe</span>
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1028
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1033
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<pre style="margin: 0;"> <span id="LC1033" class="line" lang="plaintext"> -- edit: which rest?</span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#c1d65bce6c6501bf42d5bf890e846709b5645832"><strong>compiler/GHC/CmmToAsm/CPrim.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -106,8 +106,14 @@ atomicRMWLabel w amop = "hs_atomic_" ++ pprFunName amop ++ pprWidth w</td>
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<pre style="margin: 0;"> <span id="LC106" class="line" lang="haskell"> <span class="n" style="color: #333;">pprFunName</span> <span class="kt" style="color: #458; font-weight: 600;">AMO_Or</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"or"</span></span>
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<pre style="margin: 0;"> <span id="LC107" class="line" lang="haskell"> <span class="n" style="color: #333;">pprFunName</span> <span class="kt" style="color: #458; font-weight: 600;">AMO_Xor</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"xor"</span></span>
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<pre style="margin: 0;"> <span id="LC108" class="line" lang="haskell"></span>
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<pre style="margin: 0;">-<span id="LC109" class="line" lang="haskell"><span class="n" style="color: #333;">xchgLabel</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">String</span></span>
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<pre style="margin: 0;">-<span id="LC110" class="line" lang="haskell"><span class="n" style="color: #333;">xchgLabel</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"hs_xchg"</span></span>
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<pre style="margin: 0;">+<span id="LC109" class="line" lang="haskell"><span class="n" style="color: #333;">xchgLabel</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Width</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">String</span></span>
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<pre style="margin: 0;">+<span id="LC110" class="line" lang="haskell"><span class="n" style="color: #333;">xchgLabel</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"hs_xchg"</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333;">pprWidth</span> <span class="n" style="color: #333;">w</span></span>
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<pre style="margin: 0;">+<span id="LC111" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">where</span></span>
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<pre style="margin: 0;">+<span id="LC112" class="line" lang="haskell"> <span class="n" style="color: #333;">pprWidth</span> <span class="kt" style="color: #458; font-weight: 600;">W8</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"8"</span></span>
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<pre style="margin: 0;">+<span id="LC113" class="line" lang="haskell"> <span class="n" style="color: #333;">pprWidth</span> <span class="kt" style="color: #458; font-weight: 600;">W16</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"16"</span></span>
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<pre style="margin: 0;">+<span id="LC114" class="line" lang="haskell"> <span class="n" style="color: #333;">pprWidth</span> <span class="kt" style="color: #458; font-weight: 600;">W32</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"32"</span></span>
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<pre style="margin: 0;">+<span id="LC115" class="line" lang="haskell"> <span class="n" style="color: #333;">pprWidth</span> <span class="kt" style="color: #458; font-weight: 600;">W64</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"64"</span></span>
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<pre style="margin: 0;">+<span id="LC116" class="line" lang="haskell"> <span class="n" style="color: #333;">pprWidth</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">pprPanic</span> <span class="s" style="color: #d14;">"xchgLabel: Unsupported word width "</span> <span class="p">(</span><span class="n" style="color: #333;">ppr</span> <span class="n" style="color: #333;">w</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC117" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC118" class="line" lang="haskell"><span class="n" style="color: #333;">cmpxchgLabel</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Width</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">String</span></span>
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<pre style="margin: 0;"> <span id="LC119" class="line" lang="haskell"><span class="n" style="color: #333;">cmpxchgLabel</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">=</span> <span class="s" style="color: #d14;">"hs_cmpxchg"</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333;">pprWidth</span> <span class="n" style="color: #333;">w</span></span>
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<li id="f71fa75baa7807186473f09c45a9ada1b72f4c6c">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#f71fa75baa7807186473f09c45a9ada1b72f4c6c"><strong>compiler/GHC/CmmToAsm/PPC/CodeGen.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2024,7 +2024,7 @@ genCCall' config gcp target dest_regs args</td>
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<pre style="margin: 0;"> <span id="LC2024" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Ctz</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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<pre style="margin: 0;"> <span id="LC2025" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRMW</span> <span class="p">{}</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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<pre style="margin: 0;"> <span id="LC2026" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Cmpxchg</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">-></span> <span class="p">(</span><span class="n" style="color: #333;">fsLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">cmpxchgLabel</span> <span class="n" style="color: #333;">w</span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">False</span><span class="p">)</span></span>
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<pre style="margin: 0;">-<span id="LC2027" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="idiff left"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="p"><span class="idiff">(</span></span><span class="n" style="color: #333;"><span class="idiff">fsLit</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">$</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">xchgLabel</span></span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">False</span><span class="p">)</span></span>
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<pre style="margin: 0;">+<span id="LC2027" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="n" style="color: #333;"><span class="idiff left">w</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="p"><span class="idiff">(</span></span><span class="n" style="color: #333;"><span class="idiff">fsLit</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">$</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">xchgLabel</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">w</span></span><span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">False</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC2028" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRead</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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<pre style="margin: 0;"> <span id="LC2029" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicWrite</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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<pre style="margin: 0;"> <span id="LC2030" class="line" lang="haskell"></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#e76eae04dea432f874db91c25e4a5725d7cc127b"><strong>compiler/GHC/CmmToAsm/SPARC/CodeGen.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -677,7 +677,7 @@ outOfLineMachOp_table mop</td>
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<pre style="margin: 0;"> <span id="LC677" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Ctz</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">ctzLabel</span> <span class="n" style="color: #333;">w</span></span>
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<pre style="margin: 0;"> <span id="LC678" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRMW</span> <span class="n" style="color: #333;">w</span> <span class="n" style="color: #333;">amop</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">atomicRMWLabel</span> <span class="n" style="color: #333;">w</span> <span class="n" style="color: #333;">amop</span></span>
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<pre style="margin: 0;"> <span id="LC679" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Cmpxchg</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">cmpxchgLabel</span> <span class="n" style="color: #333;">w</span></span>
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<pre style="margin: 0;">-<span id="LC680" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="o" style="font-weight: 600;"><span class="idiff left">-></span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">fsLit</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">xchgLabel</span></span></span>
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<pre style="margin: 0;">+<span id="LC680" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="n" style="color: #333;"><span class="idiff left">w</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">fsLit</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">$</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">xchgLabel</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">w</span></span></span>
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<pre style="margin: 0;"> <span id="LC681" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRead</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">atomicReadLabel</span> <span class="n" style="color: #333;">w</span></span>
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<pre style="margin: 0;"> <span id="LC682" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicWrite</span> <span class="n" style="color: #333;">w</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">atomicWriteLabel</span> <span class="n" style="color: #333;">w</span></span>
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<pre style="margin: 0;"> <span id="LC683" class="line" lang="haskell"></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#2bae5947e9412f6deebf4db7dcb89d780913130f"><strong>compiler/GHC/CmmToAsm/X86/CodeGen.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2518,10 +2518,13 @@ genCCall' _ is32Bit (PrimTarget (MO_Cmpxchg width)) [dst] [addr, old, new] _ = d</td>
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<pre style="margin: 0;"> <span id="LC2518" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">where</span></span>
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<pre style="margin: 0;"> <span id="LC2519" class="line" lang="haskell"> <span class="n" style="color: #333;">format</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">intFormat</span> <span class="n" style="color: #333;">width</span></span>
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<pre style="margin: 0;"> <span id="LC2520" class="line" lang="haskell"></span>
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<pre style="margin: 0;">-<span id="LC2521" class="line" lang="haskell"><span class="n" style="color: #333;">genCCall'</span> <span class="n" style="color: #333;">config</span> <span class="n" style="color: #333;">is32Bit</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">PrimTarget</span> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span><span class="p">)</span> <span class="p">[</span><span class="n" style="color: #333;">dst</span><span class="p">]</span> <span class="p">[</span><span class="n" style="color: #333;">addr</span><span class="p">,</span> <span class="n" style="color: #333;">value</span><span class="p">]</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>
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2521
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<pre style="margin: 0;">+<span id="LC2521" class="line" lang="haskell"><span class="n" style="color: #333;">genCCall'</span> <span class="n" style="color: #333;">config</span> <span class="n" style="color: #333;">is32Bit</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">PrimTarget</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="n" style="color: #333;">width</span><span class="p">))</span> <span class="p">[</span><span class="n" style="color: #333;">dst</span><span class="p">]</span> <span class="p">[</span><span class="n" style="color: #333;">addr</span><span class="p">,</span> <span class="n" style="color: #333;">value</span><span class="p">]</span> <span class="kr" style="font-weight: 600;">_</span></span>
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2522
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<pre style="margin: 0;">+<span id="LC2522" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="p">(</span><span class="n" style="color: #333;">is32Bit</span> <span class="o" style="font-weight: 600;">&&</span> <span class="n" style="color: #333;">width</span> <span class="o" style="font-weight: 600;">==</span> <span class="kt" style="color: #458; font-weight: 600;">W64</span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">panic</span> <span class="s" style="color: #d14;">"gencCall: 64bit atomic exchange not supported on 32bit platforms"</span></span>
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2523
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<pre style="margin: 0;">+<span id="LC2523" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">otherwise</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>
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2522
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2524
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<pre style="margin: 0;"> <span id="LC2524" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">dst_r</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">getRegisterReg</span> <span class="n" style="color: #333;">platform</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">CmmLocal</span> <span class="n" style="color: #333;">dst</span><span class="p">)</span></span>
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2523
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2525
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<pre style="margin: 0;"> <span id="LC2525" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Amode</span> <span class="n" style="color: #333;">amode</span> <span class="n" style="color: #333;">addr_code</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">getSimpleAmode</span> <span class="n" style="color: #333;">is32Bit</span> <span class="n" style="color: #333;">addr</span></span>
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2524
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2526
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<pre style="margin: 0;"> <span id="LC2526" class="line" lang="haskell"> <span class="p">(</span><span class="n" style="color: #333;">newval</span><span class="p">,</span> <span class="n" style="color: #333;">newval_code</span><span class="p">)</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">getSomeReg</span> <span class="n" style="color: #333;">value</span></span>
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2527
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<pre style="margin: 0;">+<span id="LC2527" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- Copy the value into the target register, perform the exchange.</span></span>
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2525
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2528
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<pre style="margin: 0;"> <span id="LC2528" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">code</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">toOL</span></span>
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2526
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2529
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<pre style="margin: 0;"> <span id="LC2529" class="line" lang="haskell"> <span class="p">[</span> <span class="kt" style="color: #458; font-weight: 600;">MOV</span> <span class="n" style="color: #333;">format</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpReg</span> <span class="n" style="color: #333;">newval</span><span class="p">)</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpReg</span> <span class="n" style="color: #333;">dst_r</span><span class="p">)</span></span>
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2527
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2530
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<pre style="margin: 0;"> <span id="LC2530" class="line" lang="haskell"> <span class="p">,</span> <span class="kt" style="color: #458; font-weight: 600;">XCHG</span> <span class="n" style="color: #333;">format</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpAddr</span> <span class="n" style="color: #333;">amode</span><span class="p">)</span> <span class="n" style="color: #333;">dst_r</span></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="2529" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="2532" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -2529,8 +2532,6 @@ genCCall' config is32Bit (PrimTarget MO_Xchg) [dst] [addr, value] _ = do</td>
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2529
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2532
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<pre style="margin: 0;"> <span id="LC2532" class="line" lang="haskell"> <span class="n" style="color: #333;">return</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">addr_code</span> <span class="p">`</span><span class="n" style="color: #333;">appOL</span><span class="p">`</span> <span class="n" style="color: #333;">newval_code</span> <span class="p">`</span><span class="n" style="color: #333;">appOL</span><span class="p">`</span> <span class="n" style="color: #333;">code</span></span>
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2530
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2533
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<pre style="margin: 0;"> <span id="LC2533" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">where</span></span>
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<td class="diff-line-num old_line" data-linenumber="2531" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2531
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<td class="diff-line-num new_line" data-linenumber="2534" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
2534
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<pre style="margin: 0;"> <span id="LC2534" class="line" lang="haskell"> <span class="n" style="color: #333;">format</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">intFormat</span> <span class="n" style="color: #333;">width</span></span>
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2532
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<td class="diff-line-num new_line old" data-linenumber="2535" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #fac5cd; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#f9d7dc">
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<pre style="margin: 0;">-<span id="LC2532" class="line" lang="haskell"> <span class="n" style="color: #333;">width</span> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">is32Bit</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">W32</span></span>
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2533
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<pre style="margin: 0;">-<span id="LC2533" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">|</span> <span class="n" style="color: #333;">otherwise</span> <span class="o" style="font-weight: 600;">=</span> <span class="kt" style="color: #458; font-weight: 600;">W64</span></span>
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2534
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2535
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<pre style="margin: 0;"> <span id="LC2535" class="line" lang="haskell"> <span class="n" style="color: #333;">platform</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">ncgPlatform</span> <span class="n" style="color: #333;">config</span></span>
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2535
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2536
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<pre style="margin: 0;"> <span id="LC2536" class="line" lang="haskell"></span>
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2536
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2537
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<pre style="margin: 0;"> <span id="LC2537" class="line" lang="haskell"><span class="n" style="color: #333;">genCCall'</span> <span class="kr" style="font-weight: 600;">_</span> <span class="n" style="color: #333;">is32Bit</span> <span class="n" style="color: #333;">target</span> <span class="n" style="color: #333;">dest_regs</span> <span class="n" style="color: #333;">args</span> <span class="n" style="color: #333;">bid</span> <span class="o" style="font-weight: 600;">=</span> <span class="kr" style="font-weight: 600;">do</span></span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="3229" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -3228,7 +3229,7 @@ outOfLineCmmOp bid mop res args</td>
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3228
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3229
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<pre style="margin: 0;"> <span id="LC3229" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRead</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="s" style="color: #d14;">"atomicread"</span></span>
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3229
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3230
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<pre style="margin: 0;"> <span id="LC3230" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicWrite</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="s" style="color: #d14;">"atomicwrite"</span></span>
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3230
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3231
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<pre style="margin: 0;"> <span id="LC3231" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Cmpxchg</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">fsLit</span> <span class="s" style="color: #d14;">"cmpxchg"</span></span>
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3231
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<pre style="margin: 0;">-<span id="LC3231" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="idiff left"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">fsLit</span></span><span class="idiff"> </span><span class="s" style="color: #d14;"><span class="idiff right">"xchg"</span></span></span>
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3232
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<pre style="margin: 0;">+<span id="LC3232" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="kr" style="font-weight: 600;"><span class="idiff left">_</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">should_be_inline</span></span></span>
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3232
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3233
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<pre style="margin: 0;"> <span id="LC3233" class="line" lang="haskell"></span>
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3233
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3234
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<pre style="margin: 0;"> <span id="LC3234" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_UF_Conv</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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3234
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3235
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<pre style="margin: 0;"> <span id="LC3235" class="line" lang="haskell"></span>
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<td class="diff-line-num unfold js-unfold old_line" data-linenumber="3248" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="diff-line-num unfold js-unfold new_line" data-linenumber="3249" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -3248,6 +3249,11 @@ outOfLineCmmOp bid mop res args</td>
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3248
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<td class="diff-line-num new_line" data-linenumber="3249" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">
3249
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<pre style="margin: 0;"> <span id="LC3249" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_Prefetch_Data</span> <span class="kr" style="font-weight: 600;">_</span> <span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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3249
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3250
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<pre style="margin: 0;"> <span id="LC3250" class="line" lang="haskell"> <span class="n" style="color: #333;">unsupported</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">panic</span> <span class="p">(</span><span class="s" style="color: #d14;">"outOfLineCmmOp: "</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333;">show</span> <span class="n" style="color: #333;">mop</span></span>
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3250
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3251
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<pre style="margin: 0;"> <span id="LC3251" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">++</span> <span class="s" style="color: #d14;">" not supported here"</span><span class="p">)</span></span>
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3252
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<pre style="margin: 0;">+<span id="LC3252" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- If we generate a call for the given primop</span></span>
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3253
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<pre style="margin: 0;">+<span id="LC3253" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- something went wrong.</span></span>
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3254
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<pre style="margin: 0;">+<span id="LC3254" class="line" lang="haskell"> <span class="n" style="color: #333;">should_be_inline</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">panic</span> <span class="p">(</span><span class="s" style="color: #d14;">"outOfLineCmmOp: "</span> <span class="o" style="font-weight: 600;">++</span> <span class="n" style="color: #333;">show</span> <span class="n" style="color: #333;">mop</span></span>
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3255
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<pre style="margin: 0;">+<span id="LC3255" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">++</span> <span class="s" style="color: #d14;">" should be handled inline"</span><span class="p">)</span></span>
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3256
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<pre style="margin: 0;">+<span id="LC3256" class="line" lang="haskell"></span>
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3251
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3257
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<pre style="margin: 0;"> <span id="LC3257" class="line" lang="haskell"></span>
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3252
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3258
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<pre style="margin: 0;"> <span id="LC3258" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- -----------------------------------------------------------------------------</span></span>
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3253
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3259
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<pre style="margin: 0;"> <span id="LC3259" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Generating a table-branch</span></span>
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<li id="7b360ca84c1b9aaecc0f9de207a7698dc36514fe">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#7b360ca84c1b9aaecc0f9de207a7698dc36514fe"><strong>compiler/GHC/CmmToAsm/X86/Instr.hs</strong></a>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="462" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -462,6 +462,7 @@ x86_regUsageOfInstr platform instr</td>
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<pre style="margin: 0;"> <span id="LC462" class="line" lang="haskell"> <span class="n" style="color: #333;">usageMM</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">Operand</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">Operand</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">RegUsage</span></span>
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<pre style="margin: 0;"> <span id="LC463" class="line" lang="haskell"> <span class="n" style="color: #333;">usageMM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpReg</span> <span class="n" style="color: #333;">src</span><span class="p">)</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpReg</span> <span class="n" style="color: #333;">dst</span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">mkRU</span> <span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">dst</span><span class="p">]</span> <span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">dst</span><span class="p">]</span></span>
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<pre style="margin: 0;"> <span id="LC464" class="line" lang="haskell"> <span class="n" style="color: #333;">usageMM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpReg</span> <span class="n" style="color: #333;">src</span><span class="p">)</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpAddr</span> <span class="n" style="color: #333;">ea</span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">mkRU</span> <span class="p">(</span><span class="n" style="color: #333;">use_EA</span> <span class="n" style="color: #333;">ea</span> <span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">])</span> <span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">]</span></span>
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<pre style="margin: 0;">+<span id="LC465" class="line" lang="haskell"> <span class="n" style="color: #333;">usageMM</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpAddr</span> <span class="n" style="color: #333;">ea</span><span class="p">)</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">OpReg</span> <span class="n" style="color: #333;">dst</span><span class="p">)</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">mkRU</span> <span class="p">(</span><span class="n" style="color: #333;">use_EA</span> <span class="n" style="color: #333;">ea</span> <span class="p">[</span><span class="n" style="color: #333;">dst</span><span class="p">])</span> <span class="p">[</span><span class="n" style="color: #333;">dst</span><span class="p">]</span></span>
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<pre style="margin: 0;"> <span id="LC466" class="line" lang="haskell"> <span class="n" style="color: #333;">usageMM</span> <span class="kr" style="font-weight: 600;">_</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">panic</span> <span class="s" style="color: #d14;">"X86.RegInfo.usageMM: no match"</span></span>
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<pre style="margin: 0;"> <span id="LC467" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC468" class="line" lang="haskell"> <span class="c1" style="color: #998; font-style: italic;">-- 3 operand form; first operand Read; second Modified; third Modified</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#335d279236d65dcf13f2bab3891e515cb803203c"><strong>compiler/GHC/CmmToAsm/X86/Ppr.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -824,7 +824,7 @@ pprInstr platform i = case i of</td>
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<pre style="margin: 0;"> <span id="LC824" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">SETCC</span> <span class="n" style="color: #333;">cond</span> <span class="n" style="color: #333;">op</span></span>
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<pre style="margin: 0;"> <span id="LC825" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">pprCondInstr</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="s" style="color: #d14;">"set"</span><span class="p">)</span> <span class="n" style="color: #333;">cond</span> <span class="p">(</span><span class="n" style="color: #333;">pprOperand</span> <span class="n" style="color: #333;">platform</span> <span class="kt" style="color: #458; font-weight: 600;">II8</span> <span class="n" style="color: #333;">op</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC826" class="line" lang="haskell"></span>
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<pre style="margin: 0;">-<span id="LC827" class="line" lang="haskell"> <span class="p"><span class="idiff left">(</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">XCHG</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">format</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">src</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">val</span></span><span class="p"><span class="idiff right">)</span></span></span>
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<pre style="margin: 0;">+<span id="LC827" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left">XCHG</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">format</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">src</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">val</span></span></span>
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<pre style="margin: 0;"> <span id="LC828" class="line" lang="haskell"> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">pprFormatOpReg</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="s" style="color: #d14;">"xchg"</span><span class="p">)</span> <span class="n" style="color: #333;">format</span> <span class="n" style="color: #333;">src</span> <span class="n" style="color: #333;">val</span></span>
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<pre style="margin: 0;"> <span id="LC829" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC830" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">JXX</span> <span class="n" style="color: #333;">cond</span> <span class="n" style="color: #333;">blockid</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#76664ab267df4fc0bec2465efd78bf0afacfe3a7"><strong>compiler/GHC/CmmToC.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -831,7 +831,7 @@ pprCallishMachOp_for_C mop</td>
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<pre style="margin: 0;"> <span id="LC831" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_Ctz</span> <span class="n" style="color: #333;">w</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">ptext</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">ctzLabel</span> <span class="n" style="color: #333;">w</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC832" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRMW</span> <span class="n" style="color: #333;">w</span> <span class="n" style="color: #333;">amop</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">ptext</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">atomicRMWLabel</span> <span class="n" style="color: #333;">w</span> <span class="n" style="color: #333;">amop</span><span class="p">)</span></span>
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833
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833
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<pre style="margin: 0;"> <span id="LC833" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_Cmpxchg</span> <span class="n" style="color: #333;">w</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">ptext</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">cmpxchgLabel</span> <span class="n" style="color: #333;">w</span><span class="p">)</span></span>
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834
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<pre style="margin: 0;">-<span id="LC834" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left">MO_Xchg</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">ptext</span></span><span class="idiff"> </span><span class="p"><span class="idiff">(</span></span><span class="n" style="color: #333;"><span class="idiff">sLit</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">$</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">xchgLabel</span></span><span class="p">)</span></span>
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834
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<pre style="margin: 0;">+<span id="LC834" class="line" lang="haskell"> <span class="p"><span class="idiff left">(</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">MO_Xchg</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">w</span></span><span class="p"><span class="idiff">)</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">-></span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">ptext</span></span><span class="idiff"> </span><span class="p"><span class="idiff">(</span></span><span class="n" style="color: #333;"><span class="idiff">sLit</span></span><span class="idiff"> </span><span class="o" style="font-weight: 600;"><span class="idiff">$</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">xchgLabel</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">w</span></span><span class="p">)</span></span>
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835
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835
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<pre style="margin: 0;"> <span id="LC835" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRead</span> <span class="n" style="color: #333;">w</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">ptext</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">atomicReadLabel</span> <span class="n" style="color: #333;">w</span><span class="p">)</span></span>
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836
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836
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<pre style="margin: 0;"> <span id="LC836" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_AtomicWrite</span> <span class="n" style="color: #333;">w</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">ptext</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">atomicWriteLabel</span> <span class="n" style="color: #333;">w</span><span class="p">)</span></span>
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837
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837
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<pre style="margin: 0;"> <span id="LC837" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_UF_Conv</span> <span class="n" style="color: #333;">w</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">ptext</span> <span class="p">(</span><span class="n" style="color: #333;">sLit</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">word2FloatLabel</span> <span class="n" style="color: #333;">w</span><span class="p">)</span></span>
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<li id="a49dbda5c8a9c380f638f55cf5ade791db0017cc">
<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#a49dbda5c8a9c380f638f55cf5ade791db0017cc"><strong>compiler/GHC/CmmToLlvm/CodeGen.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -281,7 +281,7 @@ genCall (PrimTarget (MO_Cmpxchg _width))</td>
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<pre style="margin: 0;"> <span id="LC281" class="line" lang="haskell"> <span class="n" style="color: #333;">retVar'</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">doExprW</span> <span class="n" style="color: #333;">targetTy</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">ExtractV</span> <span class="n" style="color: #333;">retVar</span> <span class="mi" style="color: #099;">0</span></span>
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<pre style="margin: 0;"> <span id="LC282" class="line" lang="haskell"> <span class="n" style="color: #333;">statement</span> <span class="o" style="font-weight: 600;">$</span> <span class="kt" style="color: #458; font-weight: 600;">Store</span> <span class="n" style="color: #333;">retVar'</span> <span class="n" style="color: #333;">dstVar</span></span>
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283
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<pre style="margin: 0;"> <span id="LC283" class="line" lang="haskell"></span>
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<pre style="margin: 0;">-<span id="LC284" class="line" lang="haskell"><span class="n" style="color: #333;">genCall</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">PrimTarget</span> <span class="kt" style="color: #458; font-weight: 600;"><span class="idiff left right">MO_Xchg</span></span><span class="p">)</span> <span class="kt" style="color: #458; font-weight: 600;">[]</span> <span class="p">[</span><span class="n" style="color: #333;">addr</span><span class="p">,</span> <span class="n" style="color: #333;">val</span><span class="p">]</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">runStmtsDecls</span> <span class="o" style="font-weight: 600;">$</span> <span class="kr" style="font-weight: 600;">do</span></span>
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<pre style="margin: 0;">+<span id="LC284" class="line" lang="haskell"><span class="n" style="color: #333;">genCall</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">PrimTarget</span> <span class="p"><span class="idiff left">(</span></span><span class="kt" style="color: #458; font-weight: 600;"><span class="idiff">MO_Xchg</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">_width</span></span><span class="p"><span class="idiff right">)</span>)</span> <span class="kt" style="color: #458; font-weight: 600;">[]</span> <span class="p">[</span><span class="n" style="color: #333;">addr</span><span class="p">,</span> <span class="n" style="color: #333;">val</span><span class="p">]</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">runStmtsDecls</span> <span class="o" style="font-weight: 600;">$</span> <span class="kr" style="font-weight: 600;">do</span></span>
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<pre style="margin: 0;"> <span id="LC285" class="line" lang="haskell"> <span class="n" style="color: #333;">addrVar</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">exprToVarW</span> <span class="n" style="color: #333;">addr</span></span>
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<pre style="margin: 0;"> <span id="LC286" class="line" lang="haskell"> <span class="n" style="color: #333;">valVar</span> <span class="o" style="font-weight: 600;"><-</span> <span class="n" style="color: #333;">exprToVarW</span> <span class="n" style="color: #333;">val</span></span>
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287
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287
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<pre style="margin: 0;"> <span id="LC287" class="line" lang="haskell"> <span class="kr" style="font-weight: 600;">let</span> <span class="n" style="color: #333;">ptrTy</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">pLift</span> <span class="o" style="font-weight: 600;">$</span> <span class="n" style="color: #333;">getVarType</span> <span class="n" style="color: #333;">valVar</span></span>
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<td class="diff-line-num unfold js-unfold new_line" data-linenumber="864" style="width: 35px; color: rgba(0,0,0,0.3); border-right-width: 1px; border-right-color: #f0f0f0; border-right-style: solid; padding: 0 5px;" align="right" bgcolor="#fafafa">...</td>
<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -864,7 +864,7 @@ cmmPrimOpFunctions mop = do</td>
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864
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864
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<pre style="margin: 0;"> <span id="LC864" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicRMW</span> <span class="kr" style="font-weight: 600;">_</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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<pre style="margin: 0;"> <span id="LC865" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_AtomicWrite</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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866
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<pre style="margin: 0;"> <span id="LC866" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Cmpxchg</span> <span class="kr" style="font-weight: 600;">_</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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867
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<pre style="margin: 0;">-<span id="LC867" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="idiff left right"> </span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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<pre style="margin: 0;">+<span id="LC867" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="kr" style="font-weight: 600;"><span class="idiff left right">_</span></span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">unsupported</span></span>
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868
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868
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<pre style="margin: 0;"> <span id="LC868" class="line" lang="haskell"></span>
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869
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869
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<pre style="margin: 0;"> <span id="LC869" class="line" lang="haskell"><span class="cd">-- | Tail function calls</span></span>
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870
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<pre style="margin: 0;"> <span id="LC870" class="line" lang="haskell"><span class="n" style="color: #333;">genJump</span> <span class="o" style="font-weight: 600;">::</span> <span class="kt" style="color: #458; font-weight: 600;">CmmExpr</span> <span class="o" style="font-weight: 600;">-></span> <span class="p">[</span><span class="kt" style="color: #458; font-weight: 600;">GlobalReg</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="kt" style="color: #458; font-weight: 600;">LlvmM</span> <span class="kt" style="color: #458; font-weight: 600;">StmtData</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#d12a108e34fe83acc9c99357ae841e22a0af0a23"><strong>compiler/GHC/StgToCmm/Prim.hs</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -856,6 +856,12 @@ emitPrimOp dflags = \case</td>
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<pre style="margin: 0;"> <span id="LC856" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">Word2DoubleOp</span> <span class="o" style="font-weight: 600;">-></span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">w</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">opAllDone</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">do</span></span>
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857
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<pre style="margin: 0;"> <span id="LC857" class="line" lang="haskell"> <span class="n" style="color: #333;">emitPrimCall</span> <span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_UF_Conv</span> <span class="kt" style="color: #458; font-weight: 600;">W64</span><span class="p">)</span> <span class="p">[</span><span class="n" style="color: #333;">w</span><span class="p">]</span></span>
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858
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858
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<pre style="margin: 0;"> <span id="LC858" class="line" lang="haskell"></span>
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<pre style="margin: 0;">+<span id="LC859" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- Atomic operations</span></span>
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<pre style="margin: 0;">+<span id="LC860" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">InterlockedExchangeAddr</span> <span class="o" style="font-weight: 600;">-></span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">value</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">opAllDone</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span></span>
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<pre style="margin: 0;">+<span id="LC861" class="line" lang="haskell"> <span class="n" style="color: #333;">emitPrimCall</span> <span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="p">(</span><span class="n" style="color: #333;">wordWidth</span> <span class="n" style="color: #333;">platform</span><span class="p">))</span> <span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">value</span><span class="p">]</span></span>
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<pre style="margin: 0;">+<span id="LC862" class="line" lang="haskell"> <span class="kt" style="color: #458; font-weight: 600;">InterlockedExchangeInt</span> <span class="o" style="font-weight: 600;">-></span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">value</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">opAllDone</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span></span>
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<pre style="margin: 0;">+<span id="LC863" class="line" lang="haskell"> <span class="n" style="color: #333;">emitPrimCall</span> <span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">MO_Xchg</span> <span class="p">(</span><span class="n" style="color: #333;">wordWidth</span> <span class="n" style="color: #333;">platform</span><span class="p">))</span> <span class="p">[</span><span class="n" style="color: #333;">src</span><span class="p">,</span> <span class="n" style="color: #333;">value</span><span class="p">]</span></span>
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<pre style="margin: 0;">+<span id="LC864" class="line" lang="haskell"></span>
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<pre style="margin: 0;"> <span id="LC865" class="line" lang="haskell"><span class="c1" style="color: #998; font-style: italic;">-- SIMD primops</span></span>
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860
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866
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<pre style="margin: 0;"> <span id="LC866" class="line" lang="haskell"> <span class="p">(</span><span class="kt" style="color: #458; font-weight: 600;">VecBroadcastOp</span> <span class="n" style="color: #333;">vcat</span> <span class="n" style="color: #333;">n</span> <span class="n" style="color: #333;">w</span><span class="p">)</span> <span class="o" style="font-weight: 600;">-></span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">e</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="n" style="color: #333;">opAllDone</span> <span class="o" style="font-weight: 600;">$</span> <span class="nf" style="color: #900; font-weight: 600;">\</span><span class="p">[</span><span class="n" style="color: #333;">res</span><span class="p">]</span> <span class="o" style="font-weight: 600;">-></span> <span class="kr" style="font-weight: 600;">do</span></span>
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<pre style="margin: 0;"> <span id="LC867" class="line" lang="haskell"> <span class="n" style="color: #333;">checkVecCompatibility</span> <span class="n" style="color: #333;">dflags</span> <span class="n" style="color: #333;">vcat</span> <span class="n" style="color: #333;">n</span> <span class="n" style="color: #333;">w</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#731b07c16b2f4bb31dd7defa4ceef54e74473cc7"><strong>compiler/codeGen/StgCmmPrim.hs</strong>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#87db583be5c13c1f7b3c958b10e03d67b6a2ca06"><strong>configure.ac</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -730,6 +730,8 @@ dnl unregisterised, Sparc, and PPC backends.</td>
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<pre style="margin: 0;"> <span id="LC730" class="line" lang="plaintext">FP_GCC_SUPPORTS__ATOMICS</span>
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<pre style="margin: 0;"> <span id="LC731" class="line" lang="plaintext">if test $CONF_GCC_SUPPORTS__ATOMICS = YES ; then</span>
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<pre style="margin: 0;"> <span id="LC732" class="line" lang="plaintext"> AC_DEFINE([HAVE_C11_ATOMICS], [1], [Does GCC support __atomic primitives?])</span>
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<pre style="margin: 0;">+<span id="LC733" class="line" lang="plaintext">else</span>
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<pre style="margin: 0;">+<span id="LC734" class="line" lang="plaintext"> AC_MSG_ERROR([C compiler needs to support __atomic primitives.])</span>
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<pre style="margin: 0;"> <span id="LC735" class="line" lang="plaintext">fi</span>
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<pre style="margin: 0;"> <span id="LC736" class="line" lang="plaintext"></span>
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<pre style="margin: 0;"> <span id="LC737" class="line" lang="plaintext">FP_GCC_EXTRA_FLAGS</span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#ccd32698c1d6d80e18d4e38a453603292e206906"><strong>includes/stg/Prim.h</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -50,7 +50,10 @@ void hs_atomicwrite8(StgWord x, StgWord val);</td>
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<pre style="margin: 0;"> <span id="LC50" class="line" lang="c"><span class="kt" style="color: #458; font-weight: 600;">void</span> <span class="nf" style="color: #900; font-weight: 600;">hs_atomicwrite16</span><span class="p">(</span><span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;"> <span id="LC51" class="line" lang="c"><span class="kt" style="color: #458; font-weight: 600;">void</span> <span class="nf" style="color: #900; font-weight: 600;">hs_atomicwrite32</span><span class="p">(</span><span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;"> <span id="LC52" class="line" lang="c"><span class="kt" style="color: #458; font-weight: 600;">void</span> <span class="nf" style="color: #900; font-weight: 600;">hs_atomicwrite64</span><span class="p">(</span><span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord64</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">-<span id="LC53" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC53" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg8</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC54" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg16</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC55" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg32</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC56" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg64</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;"> <span id="LC57" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC58" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;">/* libraries/ghc-prim/cbits/bswap.c */</span></span>
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59
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<pre style="margin: 0;"> <span id="LC59" class="line" lang="c"><span class="n" style="color: #333;">StgWord16</span> <span class="nf" style="color: #900; font-weight: 600;">hs_bswap16</span><span class="p">(</span><span class="n" style="color: #333;">StgWord16</span> <span class="n" style="color: #333;">x</span><span class="p">);</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#786d2d970e91533a64e0123b52368c3ec897ed39"><strong>libraries/ghc-prim/cbits/atomic.c</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -10,6 +10,8 @@</td>
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10
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<pre style="margin: 0;"> <span id="LC10" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// according to the ABI and is not what GHC does when it generates</span></span>
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11
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11
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<pre style="margin: 0;"> <span id="LC11" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// calls to these functions.</span></span>
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<pre style="margin: 0;"> <span id="LC12" class="line" lang="c"></span>
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<pre style="margin: 0;">+<span id="LC13" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">//TODO: We now require gcc-5, so we should use __atomic__op variants.</span></span>
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<pre style="margin: 0;">+<span id="LC14" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC15" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// FetchAddByteArrayOp_Int</span></span>
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<pre style="margin: 0;"> <span id="LC16" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC17" class="line" lang="c"><span class="k" style="font-weight: 600;">extern</span> <span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_atomic_add8</span><span class="p">(</span><span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -320,13 +322,37 @@ hs_cmpxchg64(StgWord x, StgWord64 old, StgWord64 new)</td>
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322
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<pre style="margin: 0;"> <span id="LC322" class="line" lang="c"></span>
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321
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<pre style="margin: 0;"> <span id="LC323" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// Atomic exchange operations</span></span>
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324
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<pre style="margin: 0;"> <span id="LC324" class="line" lang="c"></span>
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<pre style="margin: 0;">-<span id="LC323" class="line" lang="c"><span class="k" style="font-weight: 600;">extern</span> <span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC325" class="line" lang="c"><span class="k" style="font-weight: 600;">extern</span> <span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg8</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC326" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span></span>
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<pre style="margin: 0;">+<span id="LC327" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">hs_xchg8</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">)</span></span>
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<pre style="margin: 0;">+<span id="LC328" class="line" lang="c"><span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC329" class="line" lang="c"> <span class="k" style="font-weight: 600;">return</span> <span class="p">(</span><span class="n" style="color: #333;">StgWord</span><span class="p">)</span> <span class="n" style="color: #333;">__atomic_exchange_1</span><span class="p">((</span><span class="k" style="font-weight: 600;">volatile</span> <span class="n" style="color: #333;">StgPtr</span><span class="p">)</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">val</span><span class="p">,</span> <span class="n" style="color: #333;">__ATOMIC_ACQUIRE</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC330" class="line" lang="c"><span class="p">}</span></span>
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<pre style="margin: 0;">+<span id="LC331" class="line" lang="c"></span>
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<pre style="margin: 0;">+<span id="LC332" class="line" lang="c"><span class="k" style="font-weight: 600;">extern</span> <span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg16</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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324
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<pre style="margin: 0;"> <span id="LC333" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span></span>
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<pre style="margin: 0;">-<span id="LC325" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">hs_xchg</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">)</span></span>
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<pre style="margin: 0;">+<span id="LC334" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">hs_xchg<span class="idiff left right">16</span></span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">)</span></span>
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<pre style="margin: 0;"> <span id="LC335" class="line" lang="c"><span class="p">{</span></span>
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<pre style="margin: 0;">-<span id="LC327" class="line" lang="c"> <span class="k" style="font-weight: 600;">return</span> <span class="n" style="color: #333;"><span class="idiff left">__sync_lock_test_and_set</span></span><span class="p"><span class="idiff">((</span></span><span class="k" style="font-weight: 600;"><span class="idiff">volatile</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">StgPtr</span></span><span class="p"><span class="idiff">)</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">x</span></span><span class="p"><span class="idiff">,</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">val</span></span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC336" class="line" lang="c"> <span class="k" style="font-weight: 600;">return</span> <span class="p"><span class="idiff left">(</span></span><span class="n" style="color: #333;"><span class="idiff">StgWord</span></span><span class="p"><span class="idiff">)</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">__atomic_exchange_2</span></span><span class="p"><span class="idiff">(</span></span><span class="n" style="color: #333;"><span class="idiff">x</span></span><span class="p"><span class="idiff">,</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff">val</span></span><span class="p"><span class="idiff">,</span></span><span class="idiff"> </span><span class="n" style="color: #333;"><span class="idiff right">__ATOMIC_ACQUIRE</span></span><span class="p">);</span></span>
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<pre style="margin: 0;"> <span id="LC337" class="line" lang="c"><span class="p">}</span></span>
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<pre style="margin: 0;"> <span id="LC338" class="line" lang="c"></span>
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<pre style="margin: 0;">+<span id="LC339" class="line" lang="c"><span class="k" style="font-weight: 600;">extern</span> <span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg32</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC340" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span></span>
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<pre style="margin: 0;">+<span id="LC341" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">hs_xchg32</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">)</span></span>
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342
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<pre style="margin: 0;">+<span id="LC342" class="line" lang="c"><span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC343" class="line" lang="c"> <span class="k" style="font-weight: 600;">return</span> <span class="p">(</span><span class="n" style="color: #333;">StgWord</span><span class="p">)</span> <span class="n" style="color: #333;">__atomic_exchange_4</span><span class="p">((</span><span class="k" style="font-weight: 600;">volatile</span> <span class="n" style="color: #333;">StgPtr</span><span class="p">)</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">val</span><span class="p">,</span> <span class="n" style="color: #333;">__ATOMIC_ACQUIRE</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC344" class="line" lang="c"><span class="p">}</span></span>
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<pre style="margin: 0;">+<span id="LC345" class="line" lang="c"></span>
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<pre style="margin: 0;">+<span id="LC346" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#if WORD_SIZE_IN_BITS == 64</span></span>
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<pre style="margin: 0;">+<span id="LC347" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">//GCC provides this even on 32bit, but StgWord is still 32 bits.</span></span>
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<pre style="margin: 0;">+<span id="LC348" class="line" lang="c"><span class="k" style="font-weight: 600;">extern</span> <span class="n" style="color: #333;">StgWord</span> <span class="nf" style="color: #900; font-weight: 600;">hs_xchg64</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">);</span></span>
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349
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<pre style="margin: 0;">+<span id="LC349" class="line" lang="c"><span class="n" style="color: #333;">StgWord</span></span>
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<pre style="margin: 0;">+<span id="LC350" class="line" lang="c"><span class="nf" style="color: #900; font-weight: 600;">hs_xchg64</span><span class="p">(</span><span class="n" style="color: #333;">StgPtr</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">StgWord</span> <span class="n" style="color: #333;">val</span><span class="p">)</span></span>
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<pre style="margin: 0;">+<span id="LC351" class="line" lang="c"><span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC352" class="line" lang="c"> <span class="k" style="font-weight: 600;">return</span> <span class="p">(</span><span class="n" style="color: #333;">StgWord</span><span class="p">)</span> <span class="n" style="color: #333;">__atomic_exchange_8</span><span class="p">((</span><span class="k" style="font-weight: 600;">volatile</span> <span class="n" style="color: #333;">StgPtr</span><span class="p">)</span> <span class="n" style="color: #333;">x</span><span class="p">,</span> <span class="n" style="color: #333;">val</span><span class="p">,</span> <span class="n" style="color: #333;">__ATOMIC_ACQUIRE</span><span class="p">);</span></span>
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<pre style="margin: 0;">+<span id="LC353" class="line" lang="c"><span class="p">}</span></span>
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<pre style="margin: 0;">+<span id="LC354" class="line" lang="c"><span class="cp" style="color: #999; font-weight: 600;">#endif</span></span>
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<pre style="margin: 0;">+<span id="LC355" class="line" lang="c"></span>
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<pre style="margin: 0;"> <span id="LC356" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// AtomicReadByteArrayOp_Int</span></span>
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<pre style="margin: 0;"> <span id="LC357" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// Implies a full memory barrier (see compiler/GHC/Builtin/primops.txt.pp)</span></span>
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332
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<pre style="margin: 0;"> <span id="LC358" class="line" lang="c"><span class="c1" style="color: #998; font-style: italic;">// __ATOMIC_SEQ_CST: Full barrier in both directions (hoisting and sinking</span></span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#2ab80221ce99aa96a346b29d4e98230cf4d915a7"><strong>rts/package.conf.in</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -168,7 +168,10 @@ ld-options:</td>
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<pre style="margin: 0;"> <span id="LC168" class="line" lang="plaintext">#if WORD_SIZE_IN_BITS == 64</span>
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169
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<pre style="margin: 0;"> <span id="LC169" class="line" lang="plaintext"> , "-Wl,-u,_hs_cmpxchg64"</span>
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170
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<pre style="margin: 0;"> <span id="LC170" class="line" lang="plaintext">#endif</span>
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<pre style="margin: 0;">-<span id="LC171" class="line" lang="plaintext"> , "-Wl,-u,_hs_xchg"</span>
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<pre style="margin: 0;">+<span id="LC171" class="line" lang="plaintext"> , "-Wl,-u,_hs_xchg8"</span>
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<pre style="margin: 0;">+<span id="LC172" class="line" lang="plaintext"> , "-Wl,-u,_hs_xchg16"</span>
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<pre style="margin: 0;">+<span id="LC173" class="line" lang="plaintext"> , "-Wl,-u,_hs_xchg32"</span>
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174
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<pre style="margin: 0;">+<span id="LC174" class="line" lang="plaintext"> , "-Wl,-u,_hs_xchg64"</span>
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175
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<pre style="margin: 0;"> <span id="LC175" class="line" lang="plaintext"> , "-Wl,-u,_hs_atomicread8"</span>
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176
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<pre style="margin: 0;"> <span id="LC176" class="line" lang="plaintext"> , "-Wl,-u,_hs_atomicread16"</span>
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<pre style="margin: 0;"> <span id="LC177" class="line" lang="plaintext"> , "-Wl,-u,_hs_atomicread32"</span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -274,7 +277,10 @@ ld-options:</td>
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<pre style="margin: 0;"> <span id="LC277" class="line" lang="plaintext">#if WORD_SIZE_IN_BITS == 64</span>
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275
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278
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<pre style="margin: 0;"> <span id="LC278" class="line" lang="plaintext"> , "-Wl,-u,hs_cmpxchg64"</span>
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276
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<pre style="margin: 0;"> <span id="LC279" class="line" lang="plaintext">#endif</span>
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277
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<pre style="margin: 0;">-<span id="LC277" class="line" lang="plaintext"> , "-Wl,-u,hs_xchg"</span>
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<pre style="margin: 0;">+<span id="LC280" class="line" lang="plaintext"> , "-Wl,-u,hs_xchg8"</span>
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<pre style="margin: 0;">+<span id="LC281" class="line" lang="plaintext"> , "-Wl,-u,hs_xchg16"</span>
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<pre style="margin: 0;">+<span id="LC282" class="line" lang="plaintext"> , "-Wl,-u,hs_xchg32"</span>
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<pre style="margin: 0;">+<span id="LC283" class="line" lang="plaintext"> , "-Wl,-u,hs_xchg64"</span>
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<pre style="margin: 0;"> <span id="LC284" class="line" lang="plaintext"> , "-Wl,-u,hs_atomicread8"</span>
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<pre style="margin: 0;"> <span id="LC285" class="line" lang="plaintext"> , "-Wl,-u,hs_atomicread16"</span>
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<pre style="margin: 0;"> <span id="LC286" class="line" lang="plaintext"> , "-Wl,-u,hs_atomicread32"</span>
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<a href="https://gitlab.haskell.org/ghc/ghc/-/compare/e0df3d73f5c39b7cf4868c6493f6eec3d22b0ff5...440eb15b2fca58366a0a1df425f7fb4dfc27b36a#e432c7b248b68100c3cc37db36ee80d975efd697"><strong>rts/rts.cabal.in</strong></a>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -264,7 +264,10 @@ library</td>
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264
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<pre style="margin: 0;"> <span id="LC264" class="line" lang="plaintext"> "-Wl,-u,_hs_cmpxchg8"</span>
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<pre style="margin: 0;"> <span id="LC265" class="line" lang="plaintext"> "-Wl,-u,_hs_cmpxchg16"</span>
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<pre style="margin: 0;"> <span id="LC266" class="line" lang="plaintext"> "-Wl,-u,_hs_cmpxchg32"</span>
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<pre style="margin: 0;">-<span id="LC267" class="line" lang="plaintext"> "-Wl,-u,_hs_xchg"</span>
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267
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<pre style="margin: 0;">+<span id="LC267" class="line" lang="plaintext"> "-Wl,-u,_hs_xchg8"</span>
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<pre style="margin: 0;">+<span id="LC268" class="line" lang="plaintext"> "-Wl,-u,_hs_xchg16"</span>
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<pre style="margin: 0;">+<span id="LC269" class="line" lang="plaintext"> "-Wl,-u,_hs_xchg32"</span>
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<pre style="margin: 0;">+<span id="LC270" class="line" lang="plaintext"> "-Wl,-u,_hs_xchg64"</span>
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<pre style="margin: 0;"> <span id="LC271" class="line" lang="plaintext"> "-Wl,-u,_hs_atomicread8"</span>
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<pre style="margin: 0;"> <span id="LC272" class="line" lang="plaintext"> "-Wl,-u,_hs_atomicread16"</span>
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<pre style="margin: 0;"> <span id="LC273" class="line" lang="plaintext"> "-Wl,-u,_hs_atomicread32"</span>
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<td class="line_content match " style="padding-left: 0.5em; padding-right: 0.5em; color: rgba(0,0,0,0.3);" bgcolor="#fafafa">@@ -340,7 +343,10 @@ library</td>
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<pre style="margin: 0;"> <span id="LC343" class="line" lang="plaintext"> "-Wl,-u,hs_cmpxchg8"</span>
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<pre style="margin: 0;"> <span id="LC344" class="line" lang="plaintext"> "-Wl,-u,hs_cmpxchg16"</span>
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<pre style="margin: 0;"> <span id="LC345" class="line" lang="plaintext"> "-Wl,-u,hs_cmpxchg32"</span>
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<pre style="margin: 0;">-<span id="LC343" class="line" lang="plaintext"> "-Wl,-u,hs_xchg"</span>
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<pre style="margin: 0;">+<span id="LC346" class="line" lang="plaintext"> "-Wl,-u,hs_xchg8"</span>
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347
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<pre style="margin: 0;">+<span id="LC347" class="line" lang="plaintext"> "-Wl,-u,hs_xchg16"</span>
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348
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<pre style="margin: 0;">+<span id="LC348" class="line" lang="plaintext"> "-Wl,-u,hs_xchg32"</span>
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349
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<pre style="margin: 0;">+<span id="LC349" class="line" lang="plaintext"> "-Wl,-u,hs_xchg64"</span>
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344
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350
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<pre style="margin: 0;"> <span id="LC350" class="line" lang="plaintext"> "-Wl,-u,hs_atomicread8"</span>
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351
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<pre style="margin: 0;"> <span id="LC351" class="line" lang="plaintext"> "-Wl,-u,hs_atomicread16"</span>
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346
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352
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<pre style="margin: 0;"> <span id="LC352" class="line" lang="plaintext"> "-Wl,-u,hs_atomicread32"</span>
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