1; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=+sse2,-sse4.1 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=SSE2 2; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=SSE41 3; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7-avx -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX 4; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=core-avx2 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX2 5 6 7; Verify the cost of vector select instructions. 8 9; SSE41 added blend instructions with an immediate for <2 x double> and 10; <4 x float>. Integers of the same size should also use those instructions. 11 12define <2 x i64> @test_2i64(<2 x i64> %a, <2 x i64> %b) { 13; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_2i64': 14; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 15; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 16; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 17; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 18 %sel = select <2 x i1> <i1 true, i1 false>, <2 x i64> %a, <2 x i64> %b 19 ret <2 x i64> %sel 20} 21 22define <2 x double> @test_2double(<2 x double> %a, <2 x double> %b) { 23; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_2double': 24; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 25; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 26; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 27; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> 28 %sel = select <2 x i1> <i1 true, i1 false>, <2 x double> %a, <2 x double> %b 29 ret <2 x double> %sel 30} 31 32define <4 x i32> @test_4i32(<4 x i32> %a, <4 x i32> %b) { 33; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4i32': 34; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 35; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 36; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 37; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 38 %sel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x i32> %a, <4 x i32> %b 39 ret <4 x i32> %sel 40} 41 42define <4 x float> @test_4float(<4 x float> %a, <4 x float> %b) { 43; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4float': 44; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 45; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 46; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 47; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 48 %sel = select <4 x i1> <i1 true, i1 false, i1 true, i1 true>, <4 x float> %a, <4 x float> %b 49 ret <4 x float> %sel 50} 51 52define <16 x i8> @test_16i8(<16 x i8> %a, <16 x i8> %b) { 53; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_16i8': 54; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> 55; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> 56; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> 57; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> 58 %sel = select <16 x i1> <i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true>, <16 x i8> %a, <16 x i8> %b 59 ret <16 x i8> %sel 60} 61 62; AVX added blend instructions with an immediate for <4 x double> and 63; <8 x float>. Integers of the same size should also use those instructions. 64define <4 x i64> @test_4i64(<4 x i64> %a, <4 x i64> %b) { 65; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4i64': 66; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> 67; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> 68; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 69; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 70 %sel = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x i64> %a, <4 x i64> %b 71 ret <4 x i64> %sel 72} 73 74define <4 x double> @test_4double(<4 x double> %a, <4 x double> %b) { 75; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4double': 76; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> 77; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> 78; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 79; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> 80 %sel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x double> %a, <4 x double> %b 81 ret <4 x double> %sel 82} 83 84define <8 x i32> @test_8i32(<8 x i32> %a, <8 x i32> %b) { 85; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_8i32': 86; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> 87; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> 88; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> 89; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> 90 %sel = select <8 x i1> <i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 false>, <8 x i32> %a, <8 x i32> %b 91 ret <8 x i32> %sel 92} 93 94define <8 x float> @test_8float(<8 x float> %a, <8 x float> %b) { 95; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_8float': 96; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> 97; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> 98; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> 99; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> 100 %sel = select <8 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <8 x float> %a, <8 x float> %b 101 ret <8 x float> %sel 102} 103 104; AVX2 105define <16 x i16> @test_16i16(<16 x i16> %a, <16 x i16> %b) { 106; CHECK:Printing analysis 'Cost Model Analysis' for function 'test_16i16': 107; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <16 x i1> 108; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <16 x i1> 109; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> 110; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> 111 %sel = select <16 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <16 x i16> %a, <16 x i16> %b 112 ret <16 x i16> %sel 113} 114 115define <32 x i8> @test_32i8(<32 x i8> %a, <32 x i8> %b) { 116; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_32i8': 117; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <32 x i1> 118; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <32 x i1> 119; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <32 x i1> 120; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <32 x i1> 121 %sel = select <32 x i1> <i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true, i1 true, i1 false, i1 true, i1 true>, <32 x i8> %a, <32 x i8> %b 122 ret <32 x i8> %sel 123} 124 125