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Fix the assembler strings for a couple of atomic instructions. Doesn't really matter much in practice, but it's a bit cleaner.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139563 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman 2011-09-13 00:27:04 +00:00
parent 2d539691a1
commit f73c881f4a
1 changed files with 2 additions and 2 deletions
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4
lib/Target/X86/X86InstrCompiler.td
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@ -713,7 +713,7 @@ def LCMPXCHG32 : I<0xB1, MRMDestMem, (outs), (ins i32mem:$ptr, GR32:$swap),
let Defs = [RAX, EFLAGS], Uses = [RAX], isCodeGenOnly = 1 in {
def LCMPXCHG64 : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$ptr, GR64:$swap),
"lock\n\t"
"cmpxchgq\t$swap,$ptr",
"cmpxchg{q}\t{$swap, $ptr|$ptr, $swap}",
[(X86cas addr:$ptr, GR64:$swap, 8)]>, TB, LOCK;
}
@ -736,7 +736,7 @@ def LXADD32 : I<0xC1, MRMSrcMem, (outs GR32:$dst), (ins GR32:$val, i32mem:$ptr),
TB, LOCK;
def LXADD64 : RI<0xC1, MRMSrcMem, (outs GR64:$dst), (ins GR64:$val,i64mem:$ptr),
"lock\n\t"
"xadd\t$val, $ptr",
"xadd{q}\t{$val, $ptr|$ptr, $val}",
[(set GR64:$dst, (atomic_load_add_64 addr:$ptr, GR64:$val))]>,
TB, LOCK;
}