diff options
| author | Joerg Sonnenberger <joerg@bec.de> | 2011-02-18 00:48:11 +0000 |
|---|---|---|
| committer | Joerg Sonnenberger <joerg@bec.de> | 2011-02-18 00:48:11 +0000 |
| commit | 5ad596f9d27a67767118857471e63b55bfb152d6 (patch) | |
| tree | 44aa752f0369272c01548a53c3e017db271335c5 /lib | |
| parent | c788f44642f746a7b527c2ac6a706db5da7c6218 (diff) | |
Recognize monitor/mwait with explicit register arguments
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125805 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index 5d32fb8f68..b912949d48 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -3673,6 +3673,14 @@ let Uses = [ECX, EAX] in def MWAITrr : I<0x01, MRM_C9, (outs), (ins), "mwait", []>, TB, Requires<[HasSSE3]>; +def : InstAlias<"mwait %eax, %ecx", (MWAITrr)>, Requires<[In32BitMode]>; +def : InstAlias<"mwait %rax, %rcx", (MWAITrr)>, Requires<[In64BitMode]>; + +def : InstAlias<"monitor %eax, %ecx, %edx", (MONITORrrr)>, + Requires<[In32BitMode]>; +def : InstAlias<"monitor %rax, %rcx, %rdx", (MONITORrrr)>, + Requires<[In64BitMode]>; + //===---------------------------------------------------------------------===// // Non-Instruction Patterns //===---------------------------------------------------------------------===// |