From 2e3524ec170da79b1ea3546bee7962b18001cdeb Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Tue, 3 Feb 2015 21:56:28 +0000 Subject: [PATCH] [x86] Add two truly horrific test cases for the new vector shuffle lowering. I'm prepping patches to improve these, and this will let the delta of those patches show the improvement. =] git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228044 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/X86/vector-shuffle-128-v16.ll | 134 +++++++++++++++++++++ 1 file changed, 134 insertions(+) diff --git a/test/CodeGen/X86/vector-shuffle-128-v16.ll b/test/CodeGen/X86/vector-shuffle-128-v16.ll index b8b6fb69a49..e0d00a2253a 100644 --- a/test/CodeGen/X86/vector-shuffle-128-v16.ll +++ b/test/CodeGen/X86/vector-shuffle-128-v16.ll @@ -384,6 +384,140 @@ define <16 x i8> @shuffle_v16i8_03_02_01_00_31_30_29_28_11_10_09_08_23_22_21_20( ret <16 x i8> %shuffle } +define <16 x i8> @shuffle_v16i8_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31(<16 x i8> %a, <16 x i8> %b) { +; SSE2-LABEL: shuffle_v16i8_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31: +; SSE2: # BB#0: +; SSE2-NEXT: pxor %xmm2, %xmm2 +; SSE2-NEXT: movdqa %xmm1, %xmm3 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] +; SSE2-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,1,2,3,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,5,6,7] +; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[0,2,2,3] +; SSE2-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[1,0,3,2,4,5,6,7] +; SSE2-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7] +; SSE2-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[3,1,2,3,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,7,5,6,7] +; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3] +; SSE2-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[1,0,3,2,4,5,6,7] +; SSE2-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0] +; SSE2-NEXT: packuswb %xmm0, %xmm1 +; SSE2-NEXT: pand {{.*}}(%rip), %xmm0 +; SSE2-NEXT: packuswb %xmm0, %xmm0 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] +; SSE2-NEXT: retq +; +; SSSE3-LABEL: shuffle_v16i8_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31: +; SSSE3: # BB#0: +; SSSE3-NEXT: pshufb {{.*#+}} xmm1 = xmm1[1,3,5,7,9,11,13,15,u,u,u,u,u,u,u,u] +; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] +; SSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] +; SSSE3-NEXT: retq +; +; SSE41-LABEL: shuffle_v16i8_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31: +; SSE41: # BB#0: +; SSE41-NEXT: pshufb {{.*#+}} xmm1 = xmm1[1,3,5,7,9,11,13,15,u,u,u,u,u,u,u,u] +; SSE41-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] +; SSE41-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] +; SSE41-NEXT: retq +; +; AVX-LABEL: shuffle_v16i8_00_17_02_19_04_21_06_23_08_25_10_27_12_29_14_31: +; AVX: # BB#0: +; AVX-NEXT: vpshufb {{.*#+}} xmm1 = xmm1[1,3,5,7,9,11,13,15,u,u,u,u,u,u,u,u] +; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] +; AVX-NEXT: vpunpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] +; AVX-NEXT: retq + %shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> + ret <16 x i8> %shuffle +} + +define <16 x i8> @shuffle_v16i8_16_17_18_19_04_05_06_07_24_25_10_11_28_13_30_15(<16 x i8> %a, <16 x i8> %b) { +; SSE2-LABEL: shuffle_v16i8_16_17_18_19_04_05_06_07_24_25_10_11_28_13_30_15: +; SSE2: # BB#0: +; SSE2-NEXT: pxor %xmm2, %xmm2 +; SSE2-NEXT: movdqa %xmm0, %xmm3 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7] +; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[2,3,2,3] +; SSE2-NEXT: pshuflw {{.*#+}} xmm4 = xmm3[0,1,1,3,4,5,6,7] +; SSE2-NEXT: movdqa %xmm0, %xmm3 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] +; SSE2-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,5,6,7] +; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[2,1,2,3] +; SSE2-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[0,3,1,0,4,5,6,7] +; SSE2-NEXT: punpcklqdq {{.*#+}} xmm4 = xmm4[0],xmm3[0] +; SSE2-NEXT: movdqa %xmm1, %xmm3 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] +; SSE2-NEXT: movdqa %xmm1, %xmm5 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm2[0],xmm5[1],xmm2[1],xmm5[2],xmm2[2],xmm5[3],xmm2[3],xmm5[4],xmm2[4],xmm5[5],xmm2[5],xmm5[6],xmm2[6],xmm5[7],xmm2[7] +; SSE2-NEXT: punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1],xmm5[2],xmm3[2],xmm5[3],xmm3[3] +; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm5[3,1,2,1] +; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[2,0,2,3,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,5,6,7] +; SSE2-NEXT: movdqa %xmm4, %xmm3 +; SSE2-NEXT: shufps {{.*#+}} xmm3 = xmm3[1,0],xmm2[0,0] +; SSE2-NEXT: shufps {{.*#+}} xmm3 = xmm3[2,0],xmm2[2,3] +; SSE2-NEXT: punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7] +; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm4[2,1,2,3,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,4,6,6,7] +; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3] +; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[1,0,2,3,4,5,6,7] +; SSE2-NEXT: punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm2[0] +; SSE2-NEXT: packuswb %xmm0, %xmm3 +; SSE2-NEXT: movdqa {{.*#+}} xmm2 = [255,255,255,255,255,255,255,255] +; SSE2-NEXT: pand %xmm2, %xmm1 +; SSE2-NEXT: pand %xmm2, %xmm0 +; SSE2-NEXT: movdqa %xmm0, %xmm2 +; SSE2-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,0],xmm1[0,0] +; SSE2-NEXT: shufps {{.*#+}} xmm2 = xmm2[2,0],xmm1[2,3] +; SSE2-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7] +; SSE2-NEXT: pshuflw {{.*#+}} xmm0 = xmm1[0,3,2,3,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7] +; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3] +; SSE2-NEXT: punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm0[0] +; SSE2-NEXT: packuswb %xmm0, %xmm2 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7] +; SSE2-NEXT: movdqa %xmm2, %xmm0 +; SSE2-NEXT: retq +; +; SSSE3-LABEL: shuffle_v16i8_16_17_18_19_04_05_06_07_24_25_10_11_28_13_30_15: +; SSSE3: # BB#0: +; SSSE3-NEXT: movdqa %xmm1, %xmm2 +; SSSE3-NEXT: pshufb {{.*#+}} xmm2 = xmm2[1,3],zero,zero,xmm2[9],zero,zero,zero,xmm2[u,u,u,u,u,u,u,u] +; SSSE3-NEXT: movdqa %xmm0, %xmm3 +; SSSE3-NEXT: pshufb {{.*#+}} xmm3 = zero,zero,xmm3[5,7],zero,xmm3[11,13,15,u,u,u,u,u,u,u,u] +; SSSE3-NEXT: por %xmm2, %xmm3 +; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = zero,zero,xmm0[4,6],zero,xmm0[10],zero,zero,xmm0[u,u,u,u,u,u,u,u] +; SSSE3-NEXT: pshufb {{.*#+}} xmm1 = xmm1[0,2],zero,zero,xmm1[8],zero,xmm1[12,14,u,u,u,u,u,u,u,u] +; SSSE3-NEXT: por %xmm1, %xmm0 +; SSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3],xmm0[4],xmm3[4],xmm0[5],xmm3[5],xmm0[6],xmm3[6],xmm0[7],xmm3[7] +; SSSE3-NEXT: retq +; +; SSE41-LABEL: shuffle_v16i8_16_17_18_19_04_05_06_07_24_25_10_11_28_13_30_15: +; SSE41: # BB#0: +; SSE41-NEXT: movdqa %xmm1, %xmm2 +; SSE41-NEXT: pshufb {{.*#+}} xmm2 = xmm2[1,3],zero,zero,xmm2[9],zero,zero,zero,xmm2[u,u,u,u,u,u,u,u] +; SSE41-NEXT: movdqa %xmm0, %xmm3 +; SSE41-NEXT: pshufb {{.*#+}} xmm3 = zero,zero,xmm3[5,7],zero,xmm3[11,13,15,u,u,u,u,u,u,u,u] +; SSE41-NEXT: por %xmm2, %xmm3 +; SSE41-NEXT: pshufb {{.*#+}} xmm0 = zero,zero,xmm0[4,6],zero,xmm0[10],zero,zero,xmm0[u,u,u,u,u,u,u,u] +; SSE41-NEXT: pshufb {{.*#+}} xmm1 = xmm1[0,2],zero,zero,xmm1[8],zero,xmm1[12,14,u,u,u,u,u,u,u,u] +; SSE41-NEXT: por %xmm1, %xmm0 +; SSE41-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3],xmm0[4],xmm3[4],xmm0[5],xmm3[5],xmm0[6],xmm3[6],xmm0[7],xmm3[7] +; SSE41-NEXT: retq +; +; AVX-LABEL: shuffle_v16i8_16_17_18_19_04_05_06_07_24_25_10_11_28_13_30_15: +; AVX: # BB#0: +; AVX-NEXT: vpshufb {{.*#+}} xmm2 = xmm1[1,3],zero,zero,xmm1[9],zero,zero,zero,xmm1[u,u,u,u,u,u,u,u] +; AVX-NEXT: vpshufb {{.*#+}} xmm3 = zero,zero,xmm0[5,7],zero,xmm0[11,13,15,u,u,u,u,u,u,u,u] +; AVX-NEXT: vpor %xmm2, %xmm3, %xmm2 +; AVX-NEXT: vpshufb {{.*#+}} xmm0 = zero,zero,xmm0[4,6],zero,xmm0[10],zero,zero,xmm0[u,u,u,u,u,u,u,u] +; AVX-NEXT: vpshufb {{.*#+}} xmm1 = xmm1[0,2],zero,zero,xmm1[8],zero,xmm1[12,14,u,u,u,u,u,u,u,u] +; AVX-NEXT: vpor %xmm0, %xmm1, %xmm0 +; AVX-NEXT: vpunpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7] +; AVX-NEXT: retq + %shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> + ret <16 x i8> %shuffle +} + define <16 x i8> @trunc_v4i32_shuffle(<16 x i8> %a) { ; SSE2-LABEL: trunc_v4i32_shuffle: ; SSE2: # BB#0: -- 2.34.1