| ; 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 |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=SSE41 |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7-avx -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=core-avx2 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX2 |
| |
| |
| ; Verify the cost of vector select instructions. |
| |
| ; SSE41 added blend instructions with an immediate for <2 x double> and |
| ; <4 x float>. Integers of the same size should also use those instructions. |
| |
| define <2 x i64> @test_2i64(<2 x i64> %a, <2 x i64> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_2i64': |
| ; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| ; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| %sel = select <2 x i1> <i1 true, i1 false>, <2 x i64> %a, <2 x i64> %b |
| ret <2 x i64> %sel |
| } |
| |
| define <2 x double> @test_2double(<2 x double> %a, <2 x double> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_2double': |
| ; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| ; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <2 x i1> |
| %sel = select <2 x i1> <i1 true, i1 false>, <2 x double> %a, <2 x double> %b |
| ret <2 x double> %sel |
| } |
| |
| define <4 x i32> @test_4i32(<4 x i32> %a, <4 x i32> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4i32': |
| ; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| %sel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x i32> %a, <4 x i32> %b |
| ret <4 x i32> %sel |
| } |
| |
| define <4 x float> @test_4float(<4 x float> %a, <4 x float> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4float': |
| ; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| %sel = select <4 x i1> <i1 true, i1 false, i1 true, i1 true>, <4 x float> %a, <4 x float> %b |
| ret <4 x float> %sel |
| } |
| |
| define <16 x i8> @test_16i8(<16 x i8> %a, <16 x i8> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_16i8': |
| ; SSE2: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> |
| ; SSE41: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> |
| %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 |
| ret <16 x i8> %sel |
| } |
| |
| ; AVX added blend instructions with an immediate for <4 x double> and |
| ; <8 x float>. Integers of the same size should also use those instructions. |
| define <4 x i64> @test_4i64(<4 x i64> %a, <4 x i64> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4i64': |
| ; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> |
| ; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| %sel = select <4 x i1> <i1 true, i1 false, i1 false, i1 true>, <4 x i64> %a, <4 x i64> %b |
| ret <4 x i64> %sel |
| } |
| |
| define <4 x double> @test_4double(<4 x double> %a, <4 x double> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_4double': |
| ; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> |
| ; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <4 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <4 x i1> |
| %sel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x double> %a, <4 x double> %b |
| ret <4 x double> %sel |
| } |
| |
| define <8 x i32> @test_8i32(<8 x i32> %a, <8 x i32> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_8i32': |
| ; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> |
| ; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> |
| %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 |
| ret <8 x i32> %sel |
| } |
| |
| define <8 x float> @test_8float(<8 x float> %a, <8 x float> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_8float': |
| ; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> |
| ; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <8 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <8 x i1> |
| %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 |
| ret <8 x float> %sel |
| } |
| |
| ; AVX2 |
| define <16 x i16> @test_16i16(<16 x i16> %a, <16 x i16> %b) { |
| ; CHECK:Printing analysis 'Cost Model Analysis' for function 'test_16i16': |
| ; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <16 x i1> |
| ; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <16 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <16 x i1> |
| %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 |
| ret <16 x i16> %sel |
| } |
| |
| define <32 x i8> @test_32i8(<32 x i8> %a, <32 x i8> %b) { |
| ; CHECK: Printing analysis 'Cost Model Analysis' for function 'test_32i8': |
| ; SSE2: Cost Model: {{.*}} 2 for instruction: %sel = select <32 x i1> |
| ; SSE41: Cost Model: {{.*}} 2 for instruction: %sel = select <32 x i1> |
| ; AVX: Cost Model: {{.*}} 1 for instruction: %sel = select <32 x i1> |
| ; AVX2: Cost Model: {{.*}} 1 for instruction: %sel = select <32 x i1> |
| %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 |
| ret <32 x i8> %sel |
| } |
| |