From: Sanjay Patel Date: Tue, 8 Oct 2019 12:43:46 +0000 (+0000) Subject: [SLP] add test with prefer-vector-width function attribute; NFC X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5320e7b54b66f4cb52457f9a548bc2bfed25d5d4;p=llvm [SLP] add test with prefer-vector-width function attribute; NFC git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@374039 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/test/Transforms/SLPVectorizer/X86/pr19657.ll b/test/Transforms/SLPVectorizer/X86/pr19657.ll index 2bde319c175..39db608fc9b 100644 --- a/test/Transforms/SLPVectorizer/X86/pr19657.ll +++ b/test/Transforms/SLPVectorizer/X86/pr19657.ll @@ -1,40 +1,40 @@ ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py -; RUN: opt < %s -basicaa -slp-vectorizer -S -mcpu=corei7-avx | FileCheck %s -; RUN: opt < %s -basicaa -slp-vectorizer -slp-max-reg-size=128 -S -mcpu=corei7-avx | FileCheck %s --check-prefix=V128 +; RUN: opt < %s -basicaa -slp-vectorizer -S -mcpu=corei7-avx | FileCheck %s --check-prefixes=ANY,AVX +; RUN: opt < %s -basicaa -slp-vectorizer -slp-max-reg-size=128 -S -mcpu=corei7-avx | FileCheck %s --check-prefixes=ANY,MAX128 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" -define void @foo(double* %x) { -; CHECK-LABEL: @foo( -; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1 -; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds double, double* [[X]], i64 2 -; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds double, double* [[X]], i64 3 -; CHECK-NEXT: [[TMP4:%.*]] = bitcast double* [[X]] to <4 x double>* -; CHECK-NEXT: [[TMP5:%.*]] = load <4 x double>, <4 x double>* [[TMP4]], align 8 -; CHECK-NEXT: [[TMP6:%.*]] = fadd <4 x double> [[TMP5]], [[TMP5]] -; CHECK-NEXT: [[TMP7:%.*]] = fadd <4 x double> [[TMP6]], [[TMP5]] -; CHECK-NEXT: [[TMP8:%.*]] = bitcast double* [[X]] to <4 x double>* -; CHECK-NEXT: store <4 x double> [[TMP7]], <4 x double>* [[TMP8]], align 8 -; CHECK-NEXT: ret void +define void @store_chains(double* %x) { +; AVX-LABEL: @store_chains( +; AVX-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1 +; AVX-NEXT: [[TMP2:%.*]] = getelementptr inbounds double, double* [[X]], i64 2 +; AVX-NEXT: [[TMP3:%.*]] = getelementptr inbounds double, double* [[X]], i64 3 +; AVX-NEXT: [[TMP4:%.*]] = bitcast double* [[X]] to <4 x double>* +; AVX-NEXT: [[TMP5:%.*]] = load <4 x double>, <4 x double>* [[TMP4]], align 8 +; AVX-NEXT: [[TMP6:%.*]] = fadd <4 x double> [[TMP5]], [[TMP5]] +; AVX-NEXT: [[TMP7:%.*]] = fadd <4 x double> [[TMP6]], [[TMP5]] +; AVX-NEXT: [[TMP8:%.*]] = bitcast double* [[X]] to <4 x double>* +; AVX-NEXT: store <4 x double> [[TMP7]], <4 x double>* [[TMP8]], align 8 +; AVX-NEXT: ret void ; -; V128-LABEL: @foo( -; V128-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1 -; V128-NEXT: [[TMP2:%.*]] = bitcast double* [[X]] to <2 x double>* -; V128-NEXT: [[TMP3:%.*]] = load <2 x double>, <2 x double>* [[TMP2]], align 8 -; V128-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP3]] -; V128-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP3]] -; V128-NEXT: [[TMP6:%.*]] = bitcast double* [[X]] to <2 x double>* -; V128-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8 -; V128-NEXT: [[TMP7:%.*]] = getelementptr inbounds double, double* [[X]], i64 2 -; V128-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, double* [[X]], i64 3 -; V128-NEXT: [[TMP9:%.*]] = bitcast double* [[TMP7]] to <2 x double>* -; V128-NEXT: [[TMP10:%.*]] = load <2 x double>, <2 x double>* [[TMP9]], align 8 -; V128-NEXT: [[TMP11:%.*]] = fadd <2 x double> [[TMP10]], [[TMP10]] -; V128-NEXT: [[TMP12:%.*]] = fadd <2 x double> [[TMP11]], [[TMP10]] -; V128-NEXT: [[TMP13:%.*]] = bitcast double* [[TMP7]] to <2 x double>* -; V128-NEXT: store <2 x double> [[TMP12]], <2 x double>* [[TMP13]], align 8 -; V128-NEXT: ret void +; MAX128-LABEL: @store_chains( +; MAX128-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1 +; MAX128-NEXT: [[TMP2:%.*]] = bitcast double* [[X]] to <2 x double>* +; MAX128-NEXT: [[TMP3:%.*]] = load <2 x double>, <2 x double>* [[TMP2]], align 8 +; MAX128-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP3]] +; MAX128-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP3]] +; MAX128-NEXT: [[TMP6:%.*]] = bitcast double* [[X]] to <2 x double>* +; MAX128-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8 +; MAX128-NEXT: [[TMP7:%.*]] = getelementptr inbounds double, double* [[X]], i64 2 +; MAX128-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, double* [[X]], i64 3 +; MAX128-NEXT: [[TMP9:%.*]] = bitcast double* [[TMP7]] to <2 x double>* +; MAX128-NEXT: [[TMP10:%.*]] = load <2 x double>, <2 x double>* [[TMP9]], align 8 +; MAX128-NEXT: [[TMP11:%.*]] = fadd <2 x double> [[TMP10]], [[TMP10]] +; MAX128-NEXT: [[TMP12:%.*]] = fadd <2 x double> [[TMP11]], [[TMP10]] +; MAX128-NEXT: [[TMP13:%.*]] = bitcast double* [[TMP7]] to <2 x double>* +; MAX128-NEXT: store <2 x double> [[TMP12]], <2 x double>* [[TMP13]], align 8 +; MAX128-NEXT: ret void ; %1 = load double, double* %x, align 8 %2 = fadd double %1, %1 @@ -58,3 +58,45 @@ define void @foo(double* %x) { ret void } +define void @store_chains_prefer_width_attr(double* %x) #0 { +; ANY-LABEL: @store_chains_prefer_width_attr( +; ANY-NEXT: [[TMP1:%.*]] = getelementptr inbounds double, double* [[X:%.*]], i64 1 +; ANY-NEXT: [[TMP2:%.*]] = bitcast double* [[X]] to <2 x double>* +; ANY-NEXT: [[TMP3:%.*]] = load <2 x double>, <2 x double>* [[TMP2]], align 8 +; ANY-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP3]] +; ANY-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP3]] +; ANY-NEXT: [[TMP6:%.*]] = bitcast double* [[X]] to <2 x double>* +; ANY-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 8 +; ANY-NEXT: [[TMP7:%.*]] = getelementptr inbounds double, double* [[X]], i64 2 +; ANY-NEXT: [[TMP8:%.*]] = getelementptr inbounds double, double* [[X]], i64 3 +; ANY-NEXT: [[TMP9:%.*]] = bitcast double* [[TMP7]] to <2 x double>* +; ANY-NEXT: [[TMP10:%.*]] = load <2 x double>, <2 x double>* [[TMP9]], align 8 +; ANY-NEXT: [[TMP11:%.*]] = fadd <2 x double> [[TMP10]], [[TMP10]] +; ANY-NEXT: [[TMP12:%.*]] = fadd <2 x double> [[TMP11]], [[TMP10]] +; ANY-NEXT: [[TMP13:%.*]] = bitcast double* [[TMP7]] to <2 x double>* +; ANY-NEXT: store <2 x double> [[TMP12]], <2 x double>* [[TMP13]], align 8 +; ANY-NEXT: ret void +; + %1 = load double, double* %x, align 8 + %2 = fadd double %1, %1 + %3 = fadd double %2, %1 + store double %3, double* %x, align 8 + %4 = getelementptr inbounds double, double* %x, i64 1 + %5 = load double, double* %4, align 8 + %6 = fadd double %5, %5 + %7 = fadd double %6, %5 + store double %7, double* %4, align 8 + %8 = getelementptr inbounds double, double* %x, i64 2 + %9 = load double, double* %8, align 8 + %10 = fadd double %9, %9 + %11 = fadd double %10, %9 + store double %11, double* %8, align 8 + %12 = getelementptr inbounds double, double* %x, i64 3 + %13 = load double, double* %12, align 8 + %14 = fadd double %13, %13 + %15 = fadd double %14, %13 + store double %15, double* %12, align 8 + ret void +} + +attributes #0 = { "prefer-vector-width"="128" }