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Add some integer mul patterns.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24681 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2005-12-12 23:47:46 +00:00
parent 0e65b27e28
commit f281e02cbd
1 changed files with 17 additions and 11 deletions
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28
lib/Target/X86/X86InstrInfo.td
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@ -1353,9 +1353,11 @@ def IMUL32rr : I<0xAF, MRMSrcReg, (ops R32:$dst, R32:$src1, R32:$src2),
[(set R32:$dst, (mul R32:$src1, R32:$src2))]>, TB;
}
def IMUL16rm : I<0xAF, MRMSrcMem, (ops R16:$dst, R16:$src1, i16mem:$src2),
"imul{w} {$src2, $dst|$dst, $src2}", []>, TB, OpSize;
"imul{w} {$src2, $dst|$dst, $src2}",
[(set R16:$dst, (mul R16:$src1, (load addr:$src2)))]>, TB, OpSize;
def IMUL32rm : I<0xAF, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
"imul{l} {$src2, $dst|$dst, $src2}", []>, TB;
"imul{l} {$src2, $dst|$dst, $src2}",
[(set R32:$dst, (mul R32:$src1, (load addr:$src2)))]>, TB;
} // end Two Address instructions
@ -1363,8 +1365,7 @@ def IMUL32rm : I<0xAF, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
def IMUL16rri : Ii16<0x69, MRMSrcReg, // R16 = R16*I16
(ops R16:$dst, R16:$src1, i16imm:$src2),
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set R16:$dst, (mul R16:$src1, imm:$src2))]>,
OpSize;
[(set R16:$dst, (mul R16:$src1, imm:$src2))]>, OpSize;
def IMUL32rri : Ii32<0x69, MRMSrcReg, // R32 = R32*I32
(ops R32:$dst, R32:$src1, i32imm:$src2),
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
@ -1379,17 +1380,22 @@ def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // R32 = R32*I8
[(set R32:$dst, (mul R32:$src1, immSExt8:$src2))]>;
def IMUL16rmi : Ii16<0x69, MRMSrcMem, // R16 = [mem16]*I16
(ops R32:$dst, i16mem:$src1, i16imm:$src2),
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}", []>, OpSize;
(ops R16:$dst, i16mem:$src1, i16imm:$src2),
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set R16:$dst, (mul (load addr:$src1), imm:$src2))]>,
OpSize;
def IMUL32rmi : Ii32<0x69, MRMSrcMem, // R32 = [mem32]*I32
(ops R32:$dst, i32mem:$src1, i32imm:$src2),
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}", []>;
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set R32:$dst, (mul (load addr:$src1), imm:$src2))]>;
def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // R16 = [mem16]*I8
(ops R32:$dst, i16mem:$src1, i8imm :$src2),
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}", []>, OpSize;
(ops R16:$dst, i16mem:$src1, i16i8imm :$src2),
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set R16:$dst, (mul (load addr:$src1), immSExt8:$src2))]>, OpSize;
def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // R32 = [mem32]*I8
(ops R32:$dst, i32mem:$src1, i8imm: $src2),
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}", []>;
(ops R32:$dst, i32mem:$src1, i32i8imm: $src2),
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set R32:$dst, (mul (load addr:$src1), immSExt8:$src2))]>;
//===----------------------------------------------------------------------===//
// Test instructions are just like AND, except they don't generate a result.