46 lines
1.4 KiB
LLVM
46 lines
1.4 KiB
LLVM
; 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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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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; CHECK-LABEL: @foo(
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; CHECK: load <4 x double>
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; CHECK: fadd <4 x double>
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; CHECK: fadd <4 x double>
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; CHECK: store <4 x double>
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; V128-LABEL: @foo(
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; V128: load <2 x double>
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; V128: fadd <2 x double>
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; V128: fadd <2 x double>
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; V128: store <2 x double>
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; V128: load <2 x double>
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; V128: fadd <2 x double>
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; V128: fadd <2 x double>
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; V128: store <2 x double>
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define void @foo(double* %x) {
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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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