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| author | Craig Topper <craig.topper@gmail.com> | 2017-01-07 06:56:54 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-01-07 06:56:54 +0000 |
| commit | 42b848a683756b725d9f9f11e3772efc5e6c1036 (patch) | |
| tree | fedb95b8cce3d41a7c59b164b7616d0d48d63cc5 /llvm/lib | |
| parent | a7234f1a603c9bb8c3a2a21423d70ba2d60a59cb (diff) | |
| download | bcm5719-llvm-42b848a683756b725d9f9f11e3772efc5e6c1036.tar.gz bcm5719-llvm-42b848a683756b725d9f9f11e3772efc5e6c1036.zip | |
[X86] Disable load unfolding for 128-bit MOVDDUP instructions since the load size is smaller than the register size so unfolding would increase the load size.
llvm-svn: 291338
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp index 579359794fb..189c6f89be3 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.cpp +++ b/llvm/lib/Target/X86/X86InstrInfo.cpp @@ -543,7 +543,7 @@ X86InstrInfo::X86InstrInfo(X86Subtarget &STI) { X86::MOV8rr, X86::MOV8rm, 0 }, { X86::MOVAPDrr, X86::MOVAPDrm, TB_ALIGN_16 }, { X86::MOVAPSrr, X86::MOVAPSrm, TB_ALIGN_16 }, - { X86::MOVDDUPrr, X86::MOVDDUPrm, 0 }, + { X86::MOVDDUPrr, X86::MOVDDUPrm, TB_NO_REVERSE }, { X86::MOVDI2PDIrr, X86::MOVDI2PDIrm, 0 }, { X86::MOVDI2SSrr, X86::MOVDI2SSrm, 0 }, { X86::MOVDQArr, X86::MOVDQArm, TB_ALIGN_16 }, @@ -661,7 +661,7 @@ X86InstrInfo::X86InstrInfo(X86Subtarget &STI) { X86::VMOV64toSDrr, X86::VMOV64toSDrm, 0 }, { X86::VMOVAPDrr, X86::VMOVAPDrm, TB_ALIGN_16 }, { X86::VMOVAPSrr, X86::VMOVAPSrm, TB_ALIGN_16 }, - { X86::VMOVDDUPrr, X86::VMOVDDUPrm, 0 }, + { X86::VMOVDDUPrr, X86::VMOVDDUPrm, TB_NO_REVERSE }, { X86::VMOVDI2PDIrr, X86::VMOVDI2PDIrm, 0 }, { X86::VMOVDI2SSrr, X86::VMOVDI2SSrm, 0 }, { X86::VMOVDQArr, X86::VMOVDQArm, TB_ALIGN_16 }, |
