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[X86] Add a test case for masked scatter where the index needs to be legalized from v2i32 while other types are legal. 

llvm-svn: 320340
This commit is contained in:
Craig Topper 2017-12-11 01:48:10 +00:00
parent b43da540cd
commit 1e83485613
1 changed files with 52 additions and 0 deletions
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52
llvm/test/CodeGen/X86/masked_gather_scatter.ll
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@ -2734,3 +2734,55 @@ define <8 x float> @sext_v8i8_index(float* %base, <8 x i8> %ind) {
ret <8 x float>%res
}
declare <8 x float> @llvm.masked.gather.v8f32.v8p0f32(<8 x float*>, i32, <8 x i1>, <8 x float>)
; Index requires promotion
define void @test_scatter_2i32_index(<2 x double> %a1, double* %base, <2 x i32> %ind, <2 x i1> %mask) {
; KNL_64-LABEL: test_scatter_2i32_index:
; KNL_64: # %bb.0:
; KNL_64-NEXT: # kill: def %xmm0 killed %xmm0 def %zmm0
; KNL_64-NEXT: vpsllq $32, %xmm1, %xmm1
; KNL_64-NEXT: vpsraq $32, %zmm1, %zmm1
; KNL_64-NEXT: vmovdqa %xmm2, %xmm2
; KNL_64-NEXT: vpsllq $63, %zmm2, %zmm2
; KNL_64-NEXT: vptestmq %zmm2, %zmm2, %k1
; KNL_64-NEXT: vscatterqpd %zmm0, (%rdi,%zmm1,8) {%k1}
; KNL_64-NEXT: vzeroupper
; KNL_64-NEXT: retq
;
; KNL_32-LABEL: test_scatter_2i32_index:
; KNL_32: # %bb.0:
; KNL_32-NEXT: # kill: def %xmm0 killed %xmm0 def %zmm0
; KNL_32-NEXT: vpsllq $32, %xmm1, %xmm1
; KNL_32-NEXT: vpsraq $32, %zmm1, %zmm1
; KNL_32-NEXT: vmovdqa %xmm2, %xmm2
; KNL_32-NEXT: movl {{[0-9]+}}(%esp), %eax
; KNL_32-NEXT: vpsllq $63, %zmm2, %zmm2
; KNL_32-NEXT: vptestmq %zmm2, %zmm2, %k1
; KNL_32-NEXT: vscatterqpd %zmm0, (%eax,%zmm1,8) {%k1}
; KNL_32-NEXT: vzeroupper
; KNL_32-NEXT: retl
;
; SKX-LABEL: test_scatter_2i32_index:
; SKX: # %bb.0:
; SKX-NEXT: vpsllq $63, %xmm2, %xmm2
; SKX-NEXT: vptestmq %xmm2, %xmm2, %k1
; SKX-NEXT: vpsllq $32, %xmm1, %xmm1
; SKX-NEXT: vpsraq $32, %xmm1, %xmm1
; SKX-NEXT: vscatterqpd %xmm0, (%rdi,%xmm1,8) {%k1}
; SKX-NEXT: retq
;
; SKX_32-LABEL: test_scatter_2i32_index:
; SKX_32: # %bb.0:
; SKX_32-NEXT: vpsllq $63, %xmm2, %xmm2
; SKX_32-NEXT: vptestmq %xmm2, %xmm2, %k1
; SKX_32-NEXT: vpsllq $32, %xmm1, %xmm1
; SKX_32-NEXT: vpsraq $32, %xmm1, %xmm1
; SKX_32-NEXT: movl {{[0-9]+}}(%esp), %eax
; SKX_32-NEXT: vscatterqpd %xmm0, (%eax,%xmm1,8) {%k1}
; SKX_32-NEXT: retl
%gep = getelementptr double, double *%base, <2 x i32> %ind
call void @llvm.masked.scatter.v2f64.v2p0f64(<2 x double> %a1, <2 x double*> %gep, i32 4, <2 x i1> %mask)
ret void
}
declare void @llvm.masked.scatter.v2f64.v2p0f64(<2 x double>, <2 x double*>, i32, <2 x i1>)