[X86] add an exedepfix entry for movq == movlps == movlpd
This is a 1-line patch (with a TODO for AVX because that will affect
even more regression tests) that lets us substitute the appropriate
64-bit store for the float/double/int domains.
It's not clear to me exactly what the difference is between the 0xD6 (MOVPQI2QImr) and
0x7E (MOVSDto64mr) opcodes, but this is apparently the right choice.
Differential Revision: http://reviews.llvm.org/D8691
llvm-svn: 235014
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 0154afe..fbfd868 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -5999,6 +5999,7 @@
{ X86::MOVAPSrr, X86::MOVAPDrr, X86::MOVDQArr },
{ X86::MOVUPSmr, X86::MOVUPDmr, X86::MOVDQUmr },
{ X86::MOVUPSrm, X86::MOVUPDrm, X86::MOVDQUrm },
+ { X86::MOVLPSmr, X86::MOVLPDmr, X86::MOVPQI2QImr },
{ X86::MOVNTPSmr, X86::MOVNTPDmr, X86::MOVNTDQmr },
{ X86::ANDNPSrm, X86::ANDNPDrm, X86::PANDNrm },
{ X86::ANDNPSrr, X86::ANDNPDrr, X86::PANDNrr },
@@ -6014,6 +6015,7 @@
{ X86::VMOVAPSrr, X86::VMOVAPDrr, X86::VMOVDQArr },
{ X86::VMOVUPSmr, X86::VMOVUPDmr, X86::VMOVDQUmr },
{ X86::VMOVUPSrm, X86::VMOVUPDrm, X86::VMOVDQUrm },
+ // TODO: Add the AVX versions of MOVLPSmr
{ X86::VMOVNTPSmr, X86::VMOVNTPDmr, X86::VMOVNTDQmr },
{ X86::VANDNPSrm, X86::VANDNPDrm, X86::VPANDNrm },
{ X86::VANDNPSrr, X86::VANDNPDrr, X86::VPANDNrr },