commit 7e6d573e87f3f8f912ab6d86857759e4b99e239e
author Simon Pilgrim <llvm-dev@redking.me.uk> Thu Jan 22 22:39:59 2015 +0000
committer Simon Pilgrim <llvm-dev@redking.me.uk> Thu Jan 22 22:39:59 2015 +0000
tree f88ea4b43b9b744804fb8c55c357c8b0a58bccef
parent c976e8eef4a1ca6ab758f5aa414bf85e8e05ba52

[X86][AVX] Added (V)MOVDDUP / (V)MOVSLDUP / (V)MOVSHDUP memory folding + tests.

Minor tweak now that D7042 is complete, we can enable stack folding for (V)MOVDDUP and do proper testing.

Added missing AVX ymm folding patterns and fixed alignment for AVX VMOVSLDUP / VMOVSHDUP.

llvm-svn: 226873

llvm/lib/Target/X86/X86InstrInfo.cpp

diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 8a6684c..263b8f1 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -572,8 +572,8 @@
     { X86::VMOVDI2PDIrr,    X86::VMOVDI2PDIrm,        0 },
     { X86::VMOVDI2SSrr,     X86::VMOVDI2SSrm,         0 },
     { X86::VMOVDQArr,       X86::VMOVDQArm,           TB_ALIGN_16 },
-    { X86::VMOVSLDUPrr,     X86::VMOVSLDUPrm,         TB_ALIGN_16 },
-    { X86::VMOVSHDUPrr,     X86::VMOVSHDUPrm,         TB_ALIGN_16 },
+    { X86::VMOVSLDUPrr,     X86::VMOVSLDUPrm,         0 },
+    { X86::VMOVSHDUPrr,     X86::VMOVSHDUPrm,         0 },
     { X86::VMOVUPDrr,       X86::VMOVUPDrm,           0 },
     { X86::VMOVUPSrr,       X86::VMOVUPSrm,           0 },
     { X86::VMOVZQI2PQIrr,   X86::VMOVZQI2PQIrm,       0 },
@@ -629,7 +629,10 @@
     { X86::VCVTTPS2DQYrr,   X86::VCVTTPS2DQYrm,       0 },
     { X86::VMOVAPDYrr,      X86::VMOVAPDYrm,          TB_ALIGN_32 },
     { X86::VMOVAPSYrr,      X86::VMOVAPSYrm,          TB_ALIGN_32 },
+    { X86::VMOVDDUPYrr,     X86::VMOVDDUPYrm,         0 },
     { X86::VMOVDQAYrr,      X86::VMOVDQAYrm,          TB_ALIGN_32 },
+    { X86::VMOVSLDUPYrr,    X86::VMOVSLDUPYrm,        0 },
+    { X86::VMOVSHDUPYrr,    X86::VMOVSHDUPYrm,        0 },
     { X86::VMOVUPDYrr,      X86::VMOVUPDYrm,          0 },
     { X86::VMOVUPSYrr,      X86::VMOVUPSYrm,          0 },
     { X86::VPERMILPDYri,    X86::VPERMILPDYmi,        0 },