[llvm] r360582 - [x86] add test for insert/extract binop; NFC
Sanjay Patel via llvm-commits
llvm-commits at lists.llvm.org
Mon May 13 06:32:16 PDT 2019
Author: spatel
Date: Mon May 13 06:32:16 2019
New Revision: 360582
URL: http://llvm.org/viewvc/llvm-project?rev=360582&view=rev
Log:
[x86] add test for insert/extract binop; NFC
This pattern is visible in the c-ray benchmark with an AVX target.
Modified:
llvm/trunk/test/CodeGen/X86/vector-narrow-binop.ll
Modified: llvm/trunk/test/CodeGen/X86/vector-narrow-binop.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-narrow-binop.ll?rev=360582&r1=360581&r2=360582&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-narrow-binop.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-narrow-binop.ll Mon May 13 06:32:16 2019
@@ -163,3 +163,56 @@ define <2 x i8> @PR39893_2(<2 x float> %
ret <2 x i8> %shuffle
}
+define <4 x double> @fmul_v2f64(<2 x double> %x, <2 x double> %y) {
+; SSE-LABEL: fmul_v2f64:
+; SSE: # %bb.0:
+; SSE-NEXT: movapd %xmm1, %xmm2
+; SSE-NEXT: unpcklpd {{.*#+}} xmm2 = xmm2[0],xmm0[0]
+; SSE-NEXT: unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
+; SSE-NEXT: mulpd %xmm0, %xmm0
+; SSE-NEXT: mulpd %xmm2, %xmm2
+; SSE-NEXT: addpd %xmm0, %xmm2
+; SSE-NEXT: unpckhpd {{.*#+}} xmm2 = xmm2[1,1]
+; SSE-NEXT: movapd %xmm2, %xmm0
+; SSE-NEXT: retq
+;
+; AVX1-LABEL: fmul_v2f64:
+; AVX1: # %bb.0:
+; AVX1-NEXT: vunpckhpd {{.*#+}} xmm2 = xmm0[1],xmm1[1]
+; AVX1-NEXT: vmovlhps {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT: vmulpd %ymm0, %ymm0, %ymm0
+; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT: vaddpd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vpermilpd {{.*#+}} xmm0 = xmm0[1,0]
+; AVX1-NEXT: retq
+;
+; AVX2-LABEL: fmul_v2f64:
+; AVX2: # %bb.0:
+; AVX2-NEXT: vunpckhpd {{.*#+}} xmm2 = xmm0[1],xmm1[1]
+; AVX2-NEXT: vunpcklpd {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT: vmulpd %ymm0, %ymm0, %ymm0
+; AVX2-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX2-NEXT: vaddpd %xmm1, %xmm0, %xmm0
+; AVX2-NEXT: vpermilpd {{.*#+}} xmm0 = xmm0[1,0]
+; AVX2-NEXT: retq
+;
+; AVX512-LABEL: fmul_v2f64:
+; AVX512: # %bb.0:
+; AVX512-NEXT: vunpckhpd {{.*#+}} xmm2 = xmm0[1],xmm1[1]
+; AVX512-NEXT: vunpcklpd {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX512-NEXT: vmulpd %ymm0, %ymm0, %ymm0
+; AVX512-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX512-NEXT: vaddpd %xmm1, %xmm0, %xmm0
+; AVX512-NEXT: vpermilpd {{.*#+}} xmm0 = xmm0[1,0]
+; AVX512-NEXT: retq
+ %s = shufflevector <2 x double> %x, <2 x double> %y, <4 x i32> <i32 2, i32 0, i32 1, i32 3>
+ %bo = fmul fast <4 x double> %s, %s
+ %ext = shufflevector <4 x double> %bo, <4 x double> undef, <4 x i32> <i32 2, i32 3, i32 undef, i32 undef>
+ %add = fadd fast <4 x double> %bo, %ext
+ %rdx = shufflevector <4 x double> %add, <4 x double> undef, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
+ ret <4 x double> %rdx
+}
+
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