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[SLP] add test with prefer-vector-width function attribute; NFC
llvm-svn: 374039
This commit is contained in:
Sanjay Patel
parent
ec3fa11964
commit
f6c01f969d
@ -1,40 +1,40 @@
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -basicaa -slp-vectorizer -S -mcpu=corei7-avx | FileCheck %s
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; RUN: opt < %s -basicaa -slp-vectorizer -slp-max-reg-size=128 -S -mcpu=corei7-avx | FileCheck %s --check-prefix=V128
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; RUN: opt < %s -basicaa -slp-vectorizer -S -mcpu=corei7-avx | FileCheck %s --check-prefixes=ANY,AVX
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; RUN: opt < %s -basicaa -slp-vectorizer -slp-max-reg-size=128 -S -mcpu=corei7-avx | FileCheck %s --check-prefixes=ANY,MAX128
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @foo(double* %x) {
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; CHECK-LABEL: @foo(
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; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1
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; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds double, double* [[X]], i64 2
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; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds double, double* [[X]], i64 3
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; CHECK-NEXT: [[TMP4:%.*]] = bitcast double* [[X]] to <4 x double>*
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; CHECK-NEXT: [[TMP5:%.*]] = load <4 x double>, <4 x double>* [[TMP4]], align 8
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; CHECK-NEXT: [[TMP6:%.*]] = fadd <4 x double> [[TMP5]], [[TMP5]]
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; CHECK-NEXT: [[TMP7:%.*]] = fadd <4 x double> [[TMP6]], [[TMP5]]
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; CHECK-NEXT: [[TMP8:%.*]] = bitcast double* [[X]] to <4 x double>*
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; CHECK-NEXT: store <4 x double> [[TMP7]], <4 x double>* [[TMP8]], align 8
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; CHECK-NEXT: ret void
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define void @store_chains(double* %x) {
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; AVX-LABEL: @store_chains(
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; AVX-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1
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; AVX-NEXT: [[TMP2:%.*]] = getelementptr inbounds double, double* [[X]], i64 2
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; AVX-NEXT: [[TMP3:%.*]] = getelementptr inbounds double, double* [[X]], i64 3
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; AVX-NEXT: [[TMP4:%.*]] = bitcast double* [[X]] to <4 x double>*
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; AVX-NEXT: [[TMP5:%.*]] = load <4 x double>, <4 x double>* [[TMP4]], align 8
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; AVX-NEXT: [[TMP6:%.*]] = fadd <4 x double> [[TMP5]], [[TMP5]]
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; AVX-NEXT: [[TMP7:%.*]] = fadd <4 x double> [[TMP6]], [[TMP5]]
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; AVX-NEXT: [[TMP8:%.*]] = bitcast double* [[X]] to <4 x double>*
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; AVX-NEXT: store <4 x double> [[TMP7]], <4 x double>* [[TMP8]], align 8
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; AVX-NEXT: ret void
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;
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; V128-LABEL: @foo(
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; V128-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1
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; V128-NEXT: [[TMP2:%.*]] = bitcast double* [[X]] to <2 x double>*
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; V128-NEXT: [[TMP3:%.*]] = load <2 x double>, <2 x double>* [[TMP2]], align 8
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; V128-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP3]]
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; V128-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP3]]
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; V128-NEXT: [[TMP6:%.*]] = bitcast double* [[X]] to <2 x double>*
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; V128-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8
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; V128-NEXT: [[TMP7:%.*]] = getelementptr inbounds double, double* [[X]], i64 2
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; V128-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, double* [[X]], i64 3
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; V128-NEXT: [[TMP9:%.*]] = bitcast double* [[TMP7]] to <2 x double>*
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; V128-NEXT: [[TMP10:%.*]] = load <2 x double>, <2 x double>* [[TMP9]], align 8
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; V128-NEXT: [[TMP11:%.*]] = fadd <2 x double> [[TMP10]], [[TMP10]]
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; V128-NEXT: [[TMP12:%.*]] = fadd <2 x double> [[TMP11]], [[TMP10]]
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; V128-NEXT: [[TMP13:%.*]] = bitcast double* [[TMP7]] to <2 x double>*
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; V128-NEXT: store <2 x double> [[TMP12]], <2 x double>* [[TMP13]], align 8
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; V128-NEXT: ret void
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; MAX128-LABEL: @store_chains(
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; MAX128-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1
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; MAX128-NEXT: [[TMP2:%.*]] = bitcast double* [[X]] to <2 x double>*
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; MAX128-NEXT: [[TMP3:%.*]] = load <2 x double>, <2 x double>* [[TMP2]], align 8
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; MAX128-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP3]]
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; MAX128-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP3]]
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; MAX128-NEXT: [[TMP6:%.*]] = bitcast double* [[X]] to <2 x double>*
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; MAX128-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8
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; MAX128-NEXT: [[TMP7:%.*]] = getelementptr inbounds double, double* [[X]], i64 2
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; MAX128-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, double* [[X]], i64 3
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; MAX128-NEXT: [[TMP9:%.*]] = bitcast double* [[TMP7]] to <2 x double>*
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; MAX128-NEXT: [[TMP10:%.*]] = load <2 x double>, <2 x double>* [[TMP9]], align 8
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; MAX128-NEXT: [[TMP11:%.*]] = fadd <2 x double> [[TMP10]], [[TMP10]]
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; MAX128-NEXT: [[TMP12:%.*]] = fadd <2 x double> [[TMP11]], [[TMP10]]
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; MAX128-NEXT: [[TMP13:%.*]] = bitcast double* [[TMP7]] to <2 x double>*
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; MAX128-NEXT: store <2 x double> [[TMP12]], <2 x double>* [[TMP13]], align 8
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; MAX128-NEXT: ret void
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;
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%1 = load double, double* %x, align 8
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%2 = fadd double %1, %1
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@ -58,3 +58,45 @@ define void @foo(double* %x) {
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ret void
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}
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define void @store_chains_prefer_width_attr(double* %x) #0 {
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; ANY-LABEL: @store_chains_prefer_width_attr(
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; ANY-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1
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; ANY-NEXT: [[TMP2:%.*]] = bitcast double* [[X]] to <2 x double>*
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; ANY-NEXT: [[TMP3:%.*]] = load <2 x double>, <2 x double>* [[TMP2]], align 8
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; ANY-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP3]]
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; ANY-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP3]]
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; ANY-NEXT: [[TMP6:%.*]] = bitcast double* [[X]] to <2 x double>*
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; ANY-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8
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; ANY-NEXT: [[TMP7:%.*]] = getelementptr inbounds double, double* [[X]], i64 2
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; ANY-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, double* [[X]], i64 3
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; ANY-NEXT: [[TMP9:%.*]] = bitcast double* [[TMP7]] to <2 x double>*
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; ANY-NEXT: [[TMP10:%.*]] = load <2 x double>, <2 x double>* [[TMP9]], align 8
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; ANY-NEXT: [[TMP11:%.*]] = fadd <2 x double> [[TMP10]], [[TMP10]]
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; ANY-NEXT: [[TMP12:%.*]] = fadd <2 x double> [[TMP11]], [[TMP10]]
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; ANY-NEXT: [[TMP13:%.*]] = bitcast double* [[TMP7]] to <2 x double>*
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; ANY-NEXT: store <2 x double> [[TMP12]], <2 x double>* [[TMP13]], align 8
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; ANY-NEXT: ret void
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;
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%1 = load double, double* %x, align 8
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%2 = fadd double %1, %1
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%3 = fadd double %2, %1
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store double %3, double* %x, align 8
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%4 = getelementptr inbounds double, double* %x, i64 1
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%5 = load double, double* %4, align 8
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%6 = fadd double %5, %5
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%7 = fadd double %6, %5
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store double %7, double* %4, align 8
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%8 = getelementptr inbounds double, double* %x, i64 2
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%9 = load double, double* %8, align 8
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%10 = fadd double %9, %9
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%11 = fadd double %10, %9
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store double %11, double* %8, align 8
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%12 = getelementptr inbounds double, double* %x, i64 3
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%13 = load double, double* %12, align 8
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%14 = fadd double %13, %13
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%15 = fadd double %14, %13
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store double %15, double* %12, align 8
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ret void
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}
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attributes #0 = { "prefer-vector-width"="128" }
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