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[X86][AVX] Added missing stack folding support + test for vptest ymm instruction

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228509 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Simon Pilgrim 2015-02-07 21:44:06 +00:00
parent fd3cd51a3a
commit 2134ae7f38
2 changed files with 10 additions and 0 deletions
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1
lib/Target/X86/X86InstrInfo.cpp
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@ -638,6 +638,7 @@ X86InstrInfo::X86InstrInfo(X86Subtarget &STI)
{ X86::VMOVUPSYrr, X86::VMOVUPSYrm, 0 },
{ X86::VPERMILPDYri, X86::VPERMILPDYmi, 0 },
{ X86::VPERMILPSYri, X86::VPERMILPSYmi, 0 },
{ X86::VPTESTYrr, X86::VPTESTYrm, 0 },
{ X86::VRCPPSYr, X86::VRCPPSYm, 0 },
{ X86::VRCPPSYr_Int, X86::VRCPPSYm_Int, 0 },
{ X86::VROUNDYPDr, X86::VROUNDYPDm, 0 },

9
test/CodeGen/X86/stack-folding-int-avx1.ll
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@ -1056,6 +1056,15 @@ define i32 @stack_fold_ptest(<2 x i64> %a0, <2 x i64> %a1) {
}
declare i32 @llvm.x86.sse41.ptestc(<2 x i64>, <2 x i64>) nounwind readnone
define i32 @stack_fold_ptest_ymm(<4 x i64> %a0, <4 x i64> %a1) {
;CHECK-LABEL: stack_fold_ptest_ymm
;CHECK: vptest {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
%1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
%2 = call i32 @llvm.x86.avx.ptestc.256(<4 x i64> %a0, <4 x i64> %a1)
ret i32 %2
}
declare i32 @llvm.x86.avx.ptestc.256(<4 x i64>, <4 x i64>) nounwind readnone
define <16 x i8> @stack_fold_punpckhbw(<16 x i8> %a0, <16 x i8> %a1) {
;CHECK-LABEL: stack_fold_punpckhbw
;CHECK: vpunpckhbw {{-?[0-9]*}}(%rsp), {{%xmm[0-9][0-9]*}}, {{%xmm[0-9][0-9]*}} {{.*#+}} 16-byte Folded Reload