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| author | Craig Topper <craig.topper@gmail.com> | 2014-01-05 06:55:48 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2014-01-05 06:55:48 +0000 |
| commit | d9e1669d1c34715dabd372cb511f045c2802e2b3 (patch) | |
| tree | fc113e0fddc3efccfd2b04b9d4cce6bb831b2c24 /llvm/lib/Target | |
| parent | 8db6e7a97253015f0180c5335dd4268254489d47 (diff) | |
| download | bcm5719-llvm-d9e1669d1c34715dabd372cb511f045c2802e2b3.tar.gz bcm5719-llvm-d9e1669d1c34715dabd372cb511f045c2802e2b3.zip | |
Use patterns to remove some duplicate instructions.
llvm-svn: 198550
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrSSE.td | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/llvm/lib/Target/X86/X86InstrSSE.td b/llvm/lib/Target/X86/X86InstrSSE.td index aaf9706e44f..0aafaf86de1 100644 --- a/llvm/lib/Target/X86/X86InstrSSE.td +++ b/llvm/lib/Target/X86/X86InstrSSE.td @@ -4879,14 +4879,12 @@ def MOVPQI2QImr : S2I<0xD6, MRMDestMem, (outs), (ins i64mem:$dst, VR128:$src), //===---------------------------------------------------------------------===// // Store / copy lower 64-bits of a XMM register. // -def VMOVLQ128mr : VS2I<0xD6, MRMDestMem, (outs), (ins i64mem:$dst, VR128:$src), - "movq\t{$src, $dst|$dst, $src}", - [(int_x86_sse2_storel_dq addr:$dst, VR128:$src)]>, VEX, - Sched<[WriteStore]>; -def MOVLQ128mr : S2I<0xD6, MRMDestMem, (outs), (ins i64mem:$dst, VR128:$src), - "movq\t{$src, $dst|$dst, $src}", - [(int_x86_sse2_storel_dq addr:$dst, VR128:$src)], - IIC_SSE_MOVDQ>, Sched<[WriteStore]>; +let Predicates = [UseAVX] in +def : Pat<(int_x86_sse2_storel_dq addr:$dst, VR128:$src), + (VMOVPQI2QImr addr:$dst, VR128:$src)>; +let Predicates = [UseSSE2] in +def : Pat<(int_x86_sse2_storel_dq addr:$dst, VR128:$src), + (MOVPQI2QImr addr:$dst, VR128:$src)>; let isCodeGenOnly = 1, AddedComplexity = 20 in { def VMOVZQI2PQIrm : I<0x7E, MRMSrcMem, (outs VR128:$dst), (ins i64mem:$src), |
