[llvm] r301583 - [X86][SSE] Add tests for broadcast from larger vector loads

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Thu Apr 27 15:19:00 2017
New Revision: 301583

URL: http://llvm.org/viewvc/llvm-project?rev=301583&view=rev
Log:
[X86][SSE] Add tests for broadcast from larger vector loads

Modified:
    llvm/trunk/test/CodeGen/X86/widened-broadcast.ll

Modified: llvm/trunk/test/CodeGen/X86/widened-broadcast.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/widened-broadcast.ll?rev=301583&r1=301582&r2=301583&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/widened-broadcast.ll (original)
+++ llvm/trunk/test/CodeGen/X86/widened-broadcast.ll Thu Apr 27 15:19:00 2017
@@ -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
+}