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- ; 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
- target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
- target triple = "x86_64-unknown-linux-gnu"
- ; CHECK-LABEL: @foo(
- ; CHECK: load <4 x double>
- ; CHECK: fadd <4 x double>
- ; CHECK: fadd <4 x double>
- ; CHECK: store <4 x double>
- ; V128-LABEL: @foo(
- ; V128: load <2 x double>
- ; V128: fadd <2 x double>
- ; V128: fadd <2 x double>
- ; V128: store <2 x double>
- ; V128: load <2 x double>
- ; V128: fadd <2 x double>
- ; V128: fadd <2 x double>
- ; V128: store <2 x double>
- define void @foo(double* %x) {
- %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
- }
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