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[X86][AVX2] Added missing stack folding tests for vpshufhw/vpshuflw 

llvm-svn: 240332
This commit is contained in:
Simon Pilgrim 2015-06-22 21:10:42 +00:00
parent f0296cee9b
commit c5f409c1ec
1 changed files with 14 additions and 2 deletions
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16
llvm/test/CodeGen/X86/stack-folding-int-avx2.ll
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@ -867,9 +867,21 @@ define <8 x i32> @stack_fold_pshufd(<8 x i32> %a0) {
ret <8 x i32> %2
}
; TODO stack_fold_pshufhw
define <16 x i16> @stack_fold_vpshufhw(<16 x i16> %a0) {
;CHECK-LABEL: stack_fold_vpshufhw
;CHECK: vpshufhw $27, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
%1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
%2 = shufflevector <16 x i16> %a0, <16 x i16> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 7, i32 6, i32 5, i32 4, i32 8, i32 9, i32 10, i32 11, i32 15, i32 14, i32 13, i32 12>
ret <16 x i16> %2
}
; TODO stack_fold_pshuflw
define <16 x i16> @stack_fold_vpshuflw(<16 x i16> %a0) {
;CHECK-LABEL: stack_fold_vpshuflw
;CHECK: vpshuflw $27, {{-?[0-9]*}}(%rsp), {{%ymm[0-9][0-9]*}} {{.*#+}} 32-byte Folded Reload
%1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
%2 = shufflevector <16 x i16> %a0, <16 x i16> undef, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7, i32 11, i32 10, i32 9, i32 8, i32 12, i32 13, i32 14, i32 15>
ret <16 x i16> %2
}
define <32 x i8> @stack_fold_psignb(<32 x i8> %a0, <32 x i8> %a1) {
;CHECK-LABEL: stack_fold_psignb