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[X86][SSE] Add tests for broadcast from larger vector loads 

llvm-svn: 301583
This commit is contained in:
Simon Pilgrim 2017-04-27 20:19:00 +00:00
parent c96c1d8c87
commit 9a08ad8abd
1 changed files with 69 additions and 0 deletions
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69
llvm/test/CodeGen/X86/widened-broadcast.ll
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@ -579,3 +579,72 @@ entry:
%ret = shufflevector <32 x i8> %ld, <32 x i8> undef, <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
ret <32 x i8> %ret
}
define <4 x float> @load_splat_4f32_8f32_0000(<8 x float>* %ptr) nounwind uwtable readnone ssp {
; SSE-LABEL: load_splat_4f32_8f32_0000:
; SSE: # BB#0: # %entry
; SSE-NEXT: movaps (%rdi), %xmm0
; SSE-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,0,0,0]
; SSE-NEXT: retq
;
; AVX1-LABEL: load_splat_4f32_8f32_0000:
; AVX1: # BB#0: # %entry
; AVX1-NEXT: vmovaps (%rdi), %ymm0
; AVX1-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[0,0,0,0]
; AVX1-NEXT: vzeroupper
; AVX1-NEXT: retq
;
; AVX2-LABEL: load_splat_4f32_8f32_0000:
; AVX2: # BB#0: # %entry
; AVX2-NEXT: vmovaps (%rdi), %ymm0
; AVX2-NEXT: vbroadcastss %xmm0, %xmm0
; AVX2-NEXT: vzeroupper
; AVX2-NEXT: retq
;
; AVX512-LABEL: load_splat_4f32_8f32_0000:
; AVX512: # BB#0: # %entry
; AVX512-NEXT: vmovaps (%rdi), %ymm0
; AVX512-NEXT: vbroadcastss %xmm0, %xmm0
; AVX512-NEXT: vzeroupper
; AVX512-NEXT: retq
entry:
%ld = load <8 x float>, <8 x float>* %ptr
%ret = shufflevector <8 x float> %ld, <8 x float> undef, <4 x i32> zeroinitializer
ret <4 x float> %ret
}
define <8 x float> @load_splat_8f32_16f32_89898989(<16 x float>* %ptr) nounwind uwtable readnone ssp {
; SSE2-LABEL: load_splat_8f32_16f32_89898989:
; SSE2: # BB#0: # %entry
; SSE2-NEXT: movaps 32(%rdi), %xmm0
; SSE2-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0,0]
; SSE2-NEXT: movaps %xmm0, %xmm1
; SSE2-NEXT: retq
;
; SSE42-LABEL: load_splat_8f32_16f32_89898989:
; SSE42: # BB#0: # %entry
; SSE42-NEXT: movddup {{.*#+}} xmm0 = mem[0,0]
; SSE42-NEXT: movapd %xmm0, %xmm1
; SSE42-NEXT: retq
;
; AVX1-LABEL: load_splat_8f32_16f32_89898989:
; AVX1: # BB#0: # %entry
; AVX1-NEXT: vbroadcastsd 32(%rdi), %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: load_splat_8f32_16f32_89898989:
; AVX2: # BB#0: # %entry
; AVX2-NEXT: vbroadcastsd 32(%rdi), %ymm0
; AVX2-NEXT: retq
;
; AVX512-LABEL: load_splat_8f32_16f32_89898989:
; AVX512: # BB#0: # %entry
; AVX512-NEXT: vmovapd (%rdi), %zmm0
; AVX512-NEXT: vextractf64x4 $1, %zmm0, %ymm0
; AVX512-NEXT: vbroadcastsd %xmm0, %ymm0
; AVX512-NEXT: retq
entry:
%ld = load <16 x float>, <16 x float>* %ptr
%ret = shufflevector <16 x float> %ld, <16 x float> undef, <8 x i32> <i32 8, i32 9, i32 8, i32 9, i32 8, i32 9, i32 8, i32 9>
ret <8 x float> %ret
}