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[AVX-512] Add test cases that show failure to select masked VPTERNLOG when a select is used to force the passthru operand to be not operand 0. 

llvm-svn: 295611
This commit is contained in:
Craig Topper 2017-02-19 19:36:54 +00:00
parent 6a1b7a4acc
commit ab1afa85ba
1 changed files with 26 additions and 0 deletions
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26
llvm/test/CodeGen/X86/avx512-vpternlog-commute.ll
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@ -186,6 +186,32 @@ define <16 x i32> @vpternlog_v16i32_210_mask(<16 x i32> %x0, <16 x i32> %x1, <16
ret <16 x i32> %res
}
define <16 x i32> @vpternlog_v16i32_012_mask1(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i16 %mask) {
; CHECK-LABEL: vpternlog_v16i32_012_mask1:
; CHECK: ## BB#0:
; CHECK-NEXT: vpternlogd $33, %zmm2, %zmm1, %zmm0
; CHECK-NEXT: kmovw %edi, %k1
; CHECK-NEXT: vpblendmd %zmm0, %zmm1, %zmm0 {%k1}
; CHECK-NEXT: retq
%res = call <16 x i32> @llvm.x86.avx512.mask.pternlog.d.512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i32 33, i16 -1)
%mask.cast = bitcast i16 %mask to <16 x i1>
%res2 = select <16 x i1> %mask.cast, <16 x i32> %res, <16 x i32> %x1
ret <16 x i32> %res2
}
define <16 x i32> @vpternlog_v16i32_012_mask2(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i16 %mask) {
; CHECK-LABEL: vpternlog_v16i32_012_mask2:
; CHECK: ## BB#0:
; CHECK-NEXT: vpternlogd $33, %zmm2, %zmm1, %zmm0
; CHECK-NEXT: kmovw %edi, %k1
; CHECK-NEXT: vpblendmd %zmm0, %zmm2, %zmm0 {%k1}
; CHECK-NEXT: retq
%res = call <16 x i32> @llvm.x86.avx512.mask.pternlog.d.512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i32 33, i16 -1)
%mask.cast = bitcast i16 %mask to <16 x i1>
%res2 = select <16 x i1> %mask.cast, <16 x i32> %res, <16 x i32> %x2
ret <16 x i32> %res2
}
define <16 x i32> @vpternlog_v16i32_012_load0_mask(<16 x i32>* %x0ptr, <16 x i32> %x1, <16 x i32> %x2, i16 %mask) {
; CHECK-LABEL: vpternlog_v16i32_012_load0_mask:
; CHECK: ## BB#0: