| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=pentium4 -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=SSE42 |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7-avx -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX -check-prefix=AVX1 |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=core-avx2 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX -check-prefix=AVX2 |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=bdver2 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=XOP -check-prefix=XOPAVX1 |
| ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=bdver4 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=XOP -check-prefix=XOPAVX2 |
| |
| ; Verify the cost of vector bswap instructions. |
| |
| declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>) |
| declare <4 x i32> @llvm.bswap.v4i32(<4 x i32>) |
| declare <8 x i16> @llvm.bswap.v8i16(<8 x i16>) |
| |
| declare <4 x i64> @llvm.bswap.v4i64(<4 x i64>) |
| declare <8 x i32> @llvm.bswap.v8i32(<8 x i32>) |
| declare <16 x i16> @llvm.bswap.v16i16(<16 x i16>) |
| |
| define <2 x i64> @var_bswap_v2i64(<2 x i64> %a) { |
| ; CHECK: 'Cost Model Analysis' for function 'var_bswap_v2i64': |
| ; SSE2: Found an estimated cost of 7 for instruction: %bswap |
| ; SSE42: Found an estimated cost of 1 for instruction: %bswap |
| ; AVX: Found an estimated cost of 1 for instruction: %bswap |
| ; XOP: Found an estimated cost of 1 for instruction: %bswap |
| %bswap = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %a) |
| ret <2 x i64> %bswap |
| } |
| |
| define <4 x i64> @var_bswap_v4i64(<4 x i64> %a) { |
| ; CHECK: 'Cost Model Analysis' for function 'var_bswap_v4i64': |
| ; SSE2: Found an estimated cost of 14 for instruction: %bswap |
| ; SSE42: Found an estimated cost of 2 for instruction: %bswap |
| ; AVX1: Found an estimated cost of 4 for instruction: %bswap |
| ; AVX2: Found an estimated cost of 1 for instruction: %bswap |
| ; XOPAVX1: Found an estimated cost of 4 for instruction: %bswap |
| ; XOPAVX2: Found an estimated cost of 1 for instruction: %bswap |
| %bswap = call <4 x i64> @llvm.bswap.v4i64(<4 x i64> %a) |
| ret <4 x i64> %bswap |
| } |
| |
| define <4 x i32> @var_bswap_v4i32(<4 x i32> %a) { |
| ; CHECK: 'Cost Model Analysis' for function 'var_bswap_v4i32': |
| ; SSE2: Found an estimated cost of 7 for instruction: %bswap |
| ; SSE42: Found an estimated cost of 1 for instruction: %bswap |
| ; AVX: Found an estimated cost of 1 for instruction: %bswap |
| ; XOP: Found an estimated cost of 1 for instruction: %bswap |
| %bswap = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %a) |
| ret <4 x i32> %bswap |
| } |
| |
| define <8 x i32> @var_bswap_v8i32(<8 x i32> %a) { |
| ; CHECK: 'Cost Model Analysis' for function 'var_bswap_v8i32': |
| ; SSE2: Found an estimated cost of 14 for instruction: %bswap |
| ; SSE42: Found an estimated cost of 2 for instruction: %bswap |
| ; AVX1: Found an estimated cost of 4 for instruction: %bswap |
| ; AVX2: Found an estimated cost of 1 for instruction: %bswap |
| ; XOPAVX1: Found an estimated cost of 4 for instruction: %bswap |
| ; XOPAVX2: Found an estimated cost of 1 for instruction: %bswap |
| %bswap = call <8 x i32> @llvm.bswap.v8i32(<8 x i32> %a) |
| ret <8 x i32> %bswap |
| } |
| |
| define <8 x i16> @var_bswap_v8i16(<8 x i16> %a) { |
| ; CHECK: 'Cost Model Analysis' for function 'var_bswap_v8i16': |
| ; SSE2: Found an estimated cost of 7 for instruction: %bswap |
| ; SSE42: Found an estimated cost of 1 for instruction: %bswap |
| ; AVX: Found an estimated cost of 1 for instruction: %bswap |
| ; XOP: Found an estimated cost of 1 for instruction: %bswap |
| %bswap = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %a) |
| ret <8 x i16> %bswap |
| } |
| |
| define <16 x i16> @var_bswap_v16i16(<16 x i16> %a) { |
| ; CHECK: 'Cost Model Analysis' for function 'var_bswap_v16i16': |
| ; SSE2: Found an estimated cost of 14 for instruction: %bswap |
| ; SSE42: Found an estimated cost of 2 for instruction: %bswap |
| ; AVX1: Found an estimated cost of 4 for instruction: %bswap |
| ; AVX2: Found an estimated cost of 1 for instruction: %bswap |
| ; XOPAVX1: Found an estimated cost of 4 for instruction: %bswap |
| ; XOPAVX2: Found an estimated cost of 1 for instruction: %bswap |
| %bswap = call <16 x i16> @llvm.bswap.v16i16(<16 x i16> %a) |
| ret <16 x i16> %bswap |
| } |