forked from OSchip/llvm-project
393 lines
19 KiB
LLVM
393 lines
19 KiB
LLVM
; 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
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; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=SSE41
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; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7-avx -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX
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; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=core-avx2 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=AVX2
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; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -mcpu=bdver2 -cost-model -analyze | FileCheck %s -check-prefix=CHECK -check-prefix=XOP -check-prefix=XOPAVX
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; 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
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; Verify the cost of vector arithmetic shift right instructions.
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;
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; Variable Shifts
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;
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define <2 x i64> @var_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v2i64':
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; SSE2: Found an estimated cost of 12 for instruction: %shift
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; SSE41: Found an estimated cost of 12 for instruction: %shift
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; AVX: Found an estimated cost of 12 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <2 x i64> %a, %b
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ret <2 x i64> %shift
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}
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define <4 x i64> @var_shift_v4i64(<4 x i64> %a, <4 x i64> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v4i64':
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; SSE2: Found an estimated cost of 24 for instruction: %shift
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; SSE41: Found an estimated cost of 24 for instruction: %shift
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; AVX: Found an estimated cost of 24 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <4 x i64> %a, %b
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ret <4 x i64> %shift
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}
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define <4 x i32> @var_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v4i32':
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; SSE2: Found an estimated cost of 16 for instruction: %shift
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; SSE41: Found an estimated cost of 16 for instruction: %shift
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; AVX: Found an estimated cost of 16 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 2 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%shift = ashr <4 x i32> %a, %b
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ret <4 x i32> %shift
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}
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define <8 x i32> @var_shift_v8i32(<8 x i32> %a, <8 x i32> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v8i32':
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; SSE2: Found an estimated cost of 32 for instruction: %shift
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; SSE41: Found an estimated cost of 32 for instruction: %shift
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; AVX: Found an estimated cost of 32 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 4 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%shift = ashr <8 x i32> %a, %b
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ret <8 x i32> %shift
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}
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define <8 x i16> @var_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v8i16':
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; SSE2: Found an estimated cost of 32 for instruction: %shift
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; SSE41: Found an estimated cost of 32 for instruction: %shift
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; AVX: Found an estimated cost of 32 for instruction: %shift
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; AVX2: Found an estimated cost of 32 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <8 x i16> %a, %b
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ret <8 x i16> %shift
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}
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define <16 x i16> @var_shift_v16i16(<16 x i16> %a, <16 x i16> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v16i16':
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; SSE2: Found an estimated cost of 64 for instruction: %shift
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; SSE41: Found an estimated cost of 64 for instruction: %shift
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; AVX: Found an estimated cost of 64 for instruction: %shift
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; AVX2: Found an estimated cost of 10 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <16 x i16> %a, %b
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ret <16 x i16> %shift
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}
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define <16 x i8> @var_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v16i8':
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; SSE2: Found an estimated cost of 54 for instruction: %shift
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; SSE41: Found an estimated cost of 54 for instruction: %shift
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; AVX: Found an estimated cost of 54 for instruction: %shift
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; AVX2: Found an estimated cost of 54 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <16 x i8> %a, %b
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ret <16 x i8> %shift
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}
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define <32 x i8> @var_shift_v32i8(<32 x i8> %a, <32 x i8> %b) {
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; CHECK: 'Cost Model Analysis' for function 'var_shift_v32i8':
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; SSE2: Found an estimated cost of 108 for instruction: %shift
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; SSE41: Found an estimated cost of 108 for instruction: %shift
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; AVX: Found an estimated cost of 108 for instruction: %shift
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; AVX2: Found an estimated cost of 24 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <32 x i8> %a, %b
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ret <32 x i8> %shift
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}
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;
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; Uniform Variable Shifts
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;
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define <2 x i64> @splatvar_shift_v2i64(<2 x i64> %a, <2 x i64> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v2i64':
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; SSE2: Found an estimated cost of 12 for instruction: %shift
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; SSE41: Found an estimated cost of 12 for instruction: %shift
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; AVX: Found an estimated cost of 12 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%splat = shufflevector <2 x i64> %b, <2 x i64> undef, <2 x i32> zeroinitializer
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%shift = ashr <2 x i64> %a, %splat
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ret <2 x i64> %shift
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}
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define <4 x i64> @splatvar_shift_v4i64(<4 x i64> %a, <4 x i64> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v4i64':
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; SSE2: Found an estimated cost of 24 for instruction: %shift
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; SSE41: Found an estimated cost of 24 for instruction: %shift
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; AVX: Found an estimated cost of 24 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%splat = shufflevector <4 x i64> %b, <4 x i64> undef, <4 x i32> zeroinitializer
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%shift = ashr <4 x i64> %a, %splat
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ret <4 x i64> %shift
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}
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define <4 x i32> @splatvar_shift_v4i32(<4 x i32> %a, <4 x i32> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v4i32':
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; SSE2: Found an estimated cost of 16 for instruction: %shift
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; SSE41: Found an estimated cost of 16 for instruction: %shift
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; AVX: Found an estimated cost of 16 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 2 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%splat = shufflevector <4 x i32> %b, <4 x i32> undef, <4 x i32> zeroinitializer
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%shift = ashr <4 x i32> %a, %splat
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ret <4 x i32> %shift
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}
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define <8 x i32> @splatvar_shift_v8i32(<8 x i32> %a, <8 x i32> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v8i32':
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; SSE2: Found an estimated cost of 32 for instruction: %shift
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; SSE41: Found an estimated cost of 32 for instruction: %shift
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; AVX: Found an estimated cost of 32 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 4 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%splat = shufflevector <8 x i32> %b, <8 x i32> undef, <8 x i32> zeroinitializer
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%shift = ashr <8 x i32> %a, %splat
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ret <8 x i32> %shift
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}
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define <8 x i16> @splatvar_shift_v8i16(<8 x i16> %a, <8 x i16> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v8i16':
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; SSE2: Found an estimated cost of 32 for instruction: %shift
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; SSE41: Found an estimated cost of 32 for instruction: %shift
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; AVX: Found an estimated cost of 32 for instruction: %shift
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; AVX2: Found an estimated cost of 32 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%splat = shufflevector <8 x i16> %b, <8 x i16> undef, <8 x i32> zeroinitializer
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%shift = ashr <8 x i16> %a, %splat
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ret <8 x i16> %shift
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}
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define <16 x i16> @splatvar_shift_v16i16(<16 x i16> %a, <16 x i16> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v16i16':
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; SSE2: Found an estimated cost of 64 for instruction: %shift
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; SSE41: Found an estimated cost of 64 for instruction: %shift
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; AVX: Found an estimated cost of 64 for instruction: %shift
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; AVX2: Found an estimated cost of 10 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%splat = shufflevector <16 x i16> %b, <16 x i16> undef, <16 x i32> zeroinitializer
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%shift = ashr <16 x i16> %a, %splat
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ret <16 x i16> %shift
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}
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define <16 x i8> @splatvar_shift_v16i8(<16 x i8> %a, <16 x i8> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v16i8':
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; SSE2: Found an estimated cost of 54 for instruction: %shift
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; SSE41: Found an estimated cost of 54 for instruction: %shift
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; AVX: Found an estimated cost of 54 for instruction: %shift
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; AVX2: Found an estimated cost of 54 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%splat = shufflevector <16 x i8> %b, <16 x i8> undef, <16 x i32> zeroinitializer
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%shift = ashr <16 x i8> %a, %splat
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ret <16 x i8> %shift
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}
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define <32 x i8> @splatvar_shift_v32i8(<32 x i8> %a, <32 x i8> %b) {
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; CHECK: 'Cost Model Analysis' for function 'splatvar_shift_v32i8':
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; SSE2: Found an estimated cost of 108 for instruction: %shift
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; SSE41: Found an estimated cost of 108 for instruction: %shift
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; AVX: Found an estimated cost of 108 for instruction: %shift
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; AVX2: Found an estimated cost of 24 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%splat = shufflevector <32 x i8> %b, <32 x i8> undef, <32 x i32> zeroinitializer
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%shift = ashr <32 x i8> %a, %splat
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ret <32 x i8> %shift
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}
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;
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; Constant Shifts
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;
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define <2 x i64> @constant_shift_v2i64(<2 x i64> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v2i64':
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; SSE2: Found an estimated cost of 12 for instruction: %shift
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; SSE41: Found an estimated cost of 12 for instruction: %shift
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; AVX: Found an estimated cost of 12 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <2 x i64> %a, <i64 1, i64 7>
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ret <2 x i64> %shift
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}
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define <4 x i64> @constant_shift_v4i64(<4 x i64> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v4i64':
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; SSE2: Found an estimated cost of 24 for instruction: %shift
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; SSE41: Found an estimated cost of 24 for instruction: %shift
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; AVX: Found an estimated cost of 24 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <4 x i64> %a, <i64 1, i64 7, i64 15, i64 31>
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ret <4 x i64> %shift
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}
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define <4 x i32> @constant_shift_v4i32(<4 x i32> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v4i32':
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; SSE2: Found an estimated cost of 16 for instruction: %shift
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; SSE41: Found an estimated cost of 16 for instruction: %shift
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; AVX: Found an estimated cost of 16 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 2 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%shift = ashr <4 x i32> %a, <i32 4, i32 5, i32 6, i32 7>
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ret <4 x i32> %shift
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}
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define <8 x i32> @constant_shift_v8i32(<8 x i32> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v8i32':
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; SSE2: Found an estimated cost of 32 for instruction: %shift
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; SSE41: Found an estimated cost of 32 for instruction: %shift
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; AVX: Found an estimated cost of 32 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 4 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%shift = ashr <8 x i32> %a, <i32 4, i32 5, i32 6, i32 7, i32 0, i32 1, i32 2, i32 3>
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ret <8 x i32> %shift
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}
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define <8 x i16> @constant_shift_v8i16(<8 x i16> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v8i16':
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; SSE2: Found an estimated cost of 32 for instruction: %shift
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; SSE41: Found an estimated cost of 32 for instruction: %shift
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; AVX: Found an estimated cost of 32 for instruction: %shift
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; AVX2: Found an estimated cost of 32 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <8 x i16> %a, <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>
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ret <8 x i16> %shift
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}
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define <16 x i16> @constant_shift_v16i16(<16 x i16> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v16i16':
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; SSE2: Found an estimated cost of 64 for instruction: %shift
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; SSE41: Found an estimated cost of 64 for instruction: %shift
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; AVX: Found an estimated cost of 64 for instruction: %shift
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; AVX2: Found an estimated cost of 10 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <16 x i16> %a, <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>
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ret <16 x i16> %shift
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}
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define <16 x i8> @constant_shift_v16i8(<16 x i8> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v16i8':
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; SSE2: Found an estimated cost of 54 for instruction: %shift
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; SSE41: Found an estimated cost of 54 for instruction: %shift
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; AVX: Found an estimated cost of 54 for instruction: %shift
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; AVX2: Found an estimated cost of 54 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <16 x i8> %a, <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>
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ret <16 x i8> %shift
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}
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define <32 x i8> @constant_shift_v32i8(<32 x i8> %a) {
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; CHECK: 'Cost Model Analysis' for function 'constant_shift_v32i8':
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; SSE2: Found an estimated cost of 108 for instruction: %shift
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; SSE41: Found an estimated cost of 108 for instruction: %shift
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; AVX: Found an estimated cost of 108 for instruction: %shift
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; AVX2: Found an estimated cost of 24 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <32 x i8> %a, <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>
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ret <32 x i8> %shift
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}
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;
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; Uniform Constant Shifts
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;
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define <2 x i64> @splatconstant_shift_v2i64(<2 x i64> %a) {
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; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v2i64':
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; SSE2: Found an estimated cost of 4 for instruction: %shift
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; SSE41: Found an estimated cost of 4 for instruction: %shift
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; AVX: Found an estimated cost of 4 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 2 for instruction: %shift
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%shift = ashr <2 x i64> %a, <i64 7, i64 7>
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ret <2 x i64> %shift
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}
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define <4 x i64> @splatconstant_shift_v4i64(<4 x i64> %a) {
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; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v4i64':
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; SSE2: Found an estimated cost of 8 for instruction: %shift
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; SSE41: Found an estimated cost of 8 for instruction: %shift
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; AVX: Found an estimated cost of 8 for instruction: %shift
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; AVX2: Found an estimated cost of 4 for instruction: %shift
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; XOP: Found an estimated cost of 4 for instruction: %shift
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%shift = ashr <4 x i64> %a, <i64 7, i64 7, i64 7, i64 7>
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ret <4 x i64> %shift
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}
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define <4 x i32> @splatconstant_shift_v4i32(<4 x i32> %a) {
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; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v4i32':
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; SSE2: Found an estimated cost of 1 for instruction: %shift
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; SSE41: Found an estimated cost of 1 for instruction: %shift
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; AVX: Found an estimated cost of 1 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 2 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%shift = ashr <4 x i32> %a, <i32 5, i32 5, i32 5, i32 5>
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ret <4 x i32> %shift
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}
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define <8 x i32> @splatconstant_shift_v8i32(<8 x i32> %a) {
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; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v8i32':
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; SSE2: Found an estimated cost of 2 for instruction: %shift
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; SSE41: Found an estimated cost of 2 for instruction: %shift
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; AVX: Found an estimated cost of 2 for instruction: %shift
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; AVX2: Found an estimated cost of 1 for instruction: %shift
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; XOPAVX: Found an estimated cost of 4 for instruction: %shift
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; XOPAVX2: Found an estimated cost of 1 for instruction: %shift
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%shift = ashr <8 x i32> %a, <i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5>
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ret <8 x i32> %shift
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}
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define <8 x i16> @splatconstant_shift_v8i16(<8 x i16> %a) {
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; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v8i16':
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; SSE2: Found an estimated cost of 1 for instruction: %shift
|
|
; SSE41: Found an estimated cost of 1 for instruction: %shift
|
|
; AVX: Found an estimated cost of 1 for instruction: %shift
|
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; AVX2: Found an estimated cost of 1 for instruction: %shift
|
|
; XOP: Found an estimated cost of 2 for instruction: %shift
|
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%shift = ashr <8 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3>
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ret <8 x i16> %shift
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}
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|
|
|
define <16 x i16> @splatconstant_shift_v16i16(<16 x i16> %a) {
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|
; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v16i16':
|
|
; SSE2: Found an estimated cost of 2 for instruction: %shift
|
|
; SSE41: Found an estimated cost of 2 for instruction: %shift
|
|
; AVX: Found an estimated cost of 2 for instruction: %shift
|
|
; AVX2: Found an estimated cost of 10 for instruction: %shift
|
|
; XOP: Found an estimated cost of 4 for instruction: %shift
|
|
%shift = ashr <16 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3>
|
|
ret <16 x i16> %shift
|
|
}
|
|
|
|
define <16 x i8> @splatconstant_shift_v16i8(<16 x i8> %a) {
|
|
; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v16i8':
|
|
; SSE2: Found an estimated cost of 4 for instruction: %shift
|
|
; SSE41: Found an estimated cost of 4 for instruction: %shift
|
|
; AVX: Found an estimated cost of 4 for instruction: %shift
|
|
; AVX2: Found an estimated cost of 4 for instruction: %shift
|
|
; XOP: Found an estimated cost of 2 for instruction: %shift
|
|
%shift = ashr <16 x i8> %a, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
|
|
ret <16 x i8> %shift
|
|
}
|
|
|
|
define <32 x i8> @splatconstant_shift_v32i8(<32 x i8> %a) {
|
|
; CHECK: 'Cost Model Analysis' for function 'splatconstant_shift_v32i8':
|
|
; SSE2: Found an estimated cost of 8 for instruction: %shift
|
|
; SSE41: Found an estimated cost of 8 for instruction: %shift
|
|
; AVX: Found an estimated cost of 8 for instruction: %shift
|
|
; AVX2: Found an estimated cost of 24 for instruction: %shift
|
|
; XOP: Found an estimated cost of 4 for instruction: %shift
|
|
%shift = ashr <32 x i8> %a, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
|
|
ret <32 x i8> %shift
|
|
}
|