From 47c88bf709d4a61c2023187002e05f6c67a24f5b Mon Sep 17 00:00:00 2001 From: Simon Pilgrim Date: Sat, 18 Jan 2020 10:55:09 +0000 Subject: [PATCH] [X86][SSE] Add some v16i8 reverse + endian swap style shuffle tests --- .../CodeGen/X86/vector-shuffle-128-v16.ll | 100 ++++++++++++++++++ 1 file changed, 100 insertions(+) diff --git a/llvm/test/CodeGen/X86/vector-shuffle-128-v16.ll b/llvm/test/CodeGen/X86/vector-shuffle-128-v16.ll index 21fe12a4566..682c6da5f8e 100644 --- a/llvm/test/CodeGen/X86/vector-shuffle-128-v16.ll +++ b/llvm/test/CodeGen/X86/vector-shuffle-128-v16.ll @@ -308,6 +308,74 @@ define <16 x i8> @shuffle_v16i8_16_00_16_01_16_02_16_03_16_04_16_05_16_06_16_07( ret <16 x i8> %shuffle } +define <16 x i8> @shuffle_v16i8_15_14_13_12_11_10_09_08_07_06_05_04_03_02_01_00(<16 x i8> %a, <16 x i8> %b) { +; SSE2-LABEL: shuffle_v16i8_15_14_13_12_11_10_09_08_07_06_05_04_03_02_01_00: +; SSE2: # %bb.0: +; SSE2-NEXT: pxor %xmm1, %xmm1 +; SSE2-NEXT: movdqa %xmm0, %xmm2 +; SSE2-NEXT: punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3],xmm2[4],xmm1[4],xmm2[5],xmm1[5],xmm2[6],xmm1[6],xmm2[7],xmm1[7] +; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1] +; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4] +; SSE2-NEXT: punpckhbw {{.*#+}} xmm0 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15] +; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1] +; SSE2-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] +; SSE2-NEXT: packuswb %xmm2, %xmm0 +; SSE2-NEXT: retq +; +; SSSE3-LABEL: shuffle_v16i8_15_14_13_12_11_10_09_08_07_06_05_04_03_02_01_00: +; SSSE3: # %bb.0: +; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0] +; SSSE3-NEXT: retq +; +; SSE41-LABEL: shuffle_v16i8_15_14_13_12_11_10_09_08_07_06_05_04_03_02_01_00: +; SSE41: # %bb.0: +; SSE41-NEXT: pshufb {{.*#+}} xmm0 = xmm0[15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0] +; SSE41-NEXT: retq +; +; AVX-LABEL: shuffle_v16i8_15_14_13_12_11_10_09_08_07_06_05_04_03_02_01_00: +; AVX: # %bb.0: +; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0] +; 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_07_06_05_04_03_02_01_00_15_14_13_12_11_10_09_08(<16 x i8> %a, <16 x i8> %b) { +; SSE2-LABEL: shuffle_v16i8_07_06_05_04_03_02_01_00_15_14_13_12_11_10_09_08: +; SSE2: # %bb.0: +; SSE2-NEXT: pxor %xmm1, %xmm1 +; SSE2-NEXT: movdqa %xmm0, %xmm2 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] +; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1] +; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4] +; 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: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1] +; SSE2-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] +; SSE2-NEXT: packuswb %xmm2, %xmm0 +; SSE2-NEXT: retq +; +; SSSE3-LABEL: shuffle_v16i8_07_06_05_04_03_02_01_00_15_14_13_12_11_10_09_08: +; SSSE3: # %bb.0: +; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] +; SSSE3-NEXT: retq +; +; SSE41-LABEL: shuffle_v16i8_07_06_05_04_03_02_01_00_15_14_13_12_11_10_09_08: +; SSE41: # %bb.0: +; SSE41-NEXT: pshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] +; SSE41-NEXT: retq +; +; AVX-LABEL: shuffle_v16i8_07_06_05_04_03_02_01_00_15_14_13_12_11_10_09_08: +; AVX: # %bb.0: +; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] +; 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_03_02_01_00_07_06_05_04_11_10_09_08_15_14_13_12(<16 x i8> %a, <16 x i8> %b) { ; SSE2-LABEL: shuffle_v16i8_03_02_01_00_07_06_05_04_11_10_09_08_15_14_13_12: ; SSE2: # %bb.0: @@ -340,6 +408,38 @@ define <16 x i8> @shuffle_v16i8_03_02_01_00_07_06_05_04_11_10_09_08_15_14_13_12( ret <16 x i8> %shuffle } +define <16 x i8> @shuffle_v16i8_01_00_03_02_05_04_07_06_09_08_11_10_13_12_15_14(<16 x i8> %a, <16 x i8> %b) { +; SSE2-LABEL: shuffle_v16i8_01_00_03_02_05_04_07_06_09_08_11_10_13_12_15_14: +; SSE2: # %bb.0: +; SSE2-NEXT: pxor %xmm1, %xmm1 +; SSE2-NEXT: movdqa %xmm0, %xmm2 +; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] +; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[1,0,3,2,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,5,4,7,6] +; 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: pshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7] +; SSE2-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6] +; SSE2-NEXT: packuswb %xmm2, %xmm0 +; SSE2-NEXT: retq +; +; SSSE3-LABEL: shuffle_v16i8_01_00_03_02_05_04_07_06_09_08_11_10_13_12_15_14: +; SSSE3: # %bb.0: +; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] +; SSSE3-NEXT: retq +; +; SSE41-LABEL: shuffle_v16i8_01_00_03_02_05_04_07_06_09_08_11_10_13_12_15_14: +; SSE41: # %bb.0: +; SSE41-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] +; SSE41-NEXT: retq +; +; AVX-LABEL: shuffle_v16i8_01_00_03_02_05_04_07_06_09_08_11_10_13_12_15_14: +; AVX: # %bb.0: +; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] +; 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_03_02_01_00_07_06_05_04_19_18_17_16_23_22_21_20(<16 x i8> %a, <16 x i8> %b) { ; SSE2-LABEL: shuffle_v16i8_03_02_01_00_07_06_05_04_19_18_17_16_23_22_21_20: ; SSE2: # %bb.0: