llvm-project/llvm/test/Transforms/SLPVectorizer/X86/pr19657.ll

46 lines
1.4 KiB
LLVM

; 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
}