diff options
| author | Nate Begeman <natebegeman@mac.com> | 2006-03-23 01:29:48 +0000 |
|---|---|---|
| committer | Nate Begeman <natebegeman@mac.com> | 2006-03-23 01:29:48 +0000 |
| commit | ce9448218a26704c767e36a5fca277211b484c09 (patch) | |
| tree | 1130763fe205153a0de33893fb1995878256684b | |
| parent | 7e358908b885f50fb9258b7d10509bad20ca4c3b (diff) | |
Add support for 8 bit immediates with 16/32 bit cmp instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26966 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index fbd3a478ff..5ad3e5fcd6 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -2203,6 +2203,22 @@ def CMP32mi : Ii32<0x81, MRM7m, (ops i32mem:$src1, i32imm:$src2), "cmp{l} {$src2, $src1|$src1, $src2}", [(X86cmp (loadi32 addr:$src1), imm:$src2)]>; +def CMP16ri8 : Ii16<0x83, MRM7r, + (ops R16:$src1, i16i8imm:$src2), + "cmp{w} {$src2, $src1|$src1, $src2}", + [(X86cmp R16:$src1, i16immSExt8:$src2)]>, OpSize; +def CMP16mi8 : Ii16<0x83, MRM7m, + (ops i16mem:$src1, i16i8imm:$src2), + "cmp{w} {$src2, $src1|$src1, $src2}", + [(X86cmp (loadi16 addr:$src1), i16immSExt8:$src2)]>, OpSize; +def CMP32mi8 : Ii32<0x83, MRM7m, + (ops i32mem:$src1, i32i8imm:$src2), + "cmp{l} {$src2, $src1|$src1, $src2}", + [(X86cmp (loadi32 addr:$src1), i32immSExt8:$src2)]>; +def CMP32ri8 : Ii32<0x83, MRM7r, + (ops R32:$src1, i32i8imm:$src2), + "cmp{l} {$src2, $src1|$src1, $src2}", + [(X86cmp R32:$src1, i32immSExt8:$src2)]>; // Sign/Zero extenders def MOVSX16rr8 : I<0xBE, MRMSrcReg, (ops R16:$dst, R8 :$src), |