86 lines
3.5 KiB
LLVM
86 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=slp-vectorizer -S -mcpu=corei7-avx | FileCheck %s --check-prefixes=ANY,AVX
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; RUN: opt < %s -passes=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 @store_chains(ptr %x) {
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; AVX-LABEL: @store_chains(
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; AVX-NEXT: [[TMP2:%.*]] = load <4 x double>, ptr [[X:%.*]], align 8
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; AVX-NEXT: [[TMP3:%.*]] = fadd <4 x double> [[TMP2]], [[TMP2]]
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; AVX-NEXT: [[TMP4:%.*]] = fadd <4 x double> [[TMP3]], [[TMP2]]
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; AVX-NEXT: store <4 x double> [[TMP4]], ptr [[X]], align 8
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; AVX-NEXT: ret void
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;
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; MAX128-LABEL: @store_chains(
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; MAX128-NEXT: [[TMP2:%.*]] = load <2 x double>, ptr [[X:%.*]], align 8
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; MAX128-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[TMP2]], [[TMP2]]
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; MAX128-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP2]]
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; MAX128-NEXT: store <2 x double> [[TMP4]], ptr [[X]], align 8
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; MAX128-NEXT: [[TMP6:%.*]] = getelementptr inbounds double, ptr [[X]], i64 2
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; MAX128-NEXT: [[TMP8:%.*]] = load <2 x double>, ptr [[TMP6]], align 8
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; MAX128-NEXT: [[TMP9:%.*]] = fadd <2 x double> [[TMP8]], [[TMP8]]
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; MAX128-NEXT: [[TMP10:%.*]] = fadd <2 x double> [[TMP9]], [[TMP8]]
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; MAX128-NEXT: store <2 x double> [[TMP10]], ptr [[TMP6]], align 8
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; MAX128-NEXT: ret void
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;
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%1 = load double, ptr %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, ptr %x, align 8
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%4 = getelementptr inbounds double, ptr %x, i64 1
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%5 = load double, ptr %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, ptr %4, align 8
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%8 = getelementptr inbounds double, ptr %x, i64 2
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%9 = load double, ptr %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, ptr %8, align 8
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%12 = getelementptr inbounds double, ptr %x, i64 3
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%13 = load double, ptr %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, ptr %12, align 8
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ret void
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}
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define void @store_chains_prefer_width_attr(ptr %x) #0 {
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; ANY-LABEL: @store_chains_prefer_width_attr(
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; ANY-NEXT: [[TMP2:%.*]] = load <2 x double>, ptr [[X:%.*]], align 8
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; ANY-NEXT: [[TMP3:%.*]] = fadd <2 x double> [[TMP2]], [[TMP2]]
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; ANY-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP2]]
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; ANY-NEXT: store <2 x double> [[TMP4]], ptr [[X]], align 8
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; ANY-NEXT: [[TMP6:%.*]] = getelementptr inbounds double, ptr [[X]], i64 2
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; ANY-NEXT: [[TMP8:%.*]] = load <2 x double>, ptr [[TMP6]], align 8
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; ANY-NEXT: [[TMP9:%.*]] = fadd <2 x double> [[TMP8]], [[TMP8]]
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; ANY-NEXT: [[TMP10:%.*]] = fadd <2 x double> [[TMP9]], [[TMP8]]
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; ANY-NEXT: store <2 x double> [[TMP10]], ptr [[TMP6]], align 8
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; ANY-NEXT: ret void
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;
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%1 = load double, ptr %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, ptr %x, align 8
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%4 = getelementptr inbounds double, ptr %x, i64 1
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%5 = load double, ptr %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, ptr %4, align 8
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%8 = getelementptr inbounds double, ptr %x, i64 2
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%9 = load double, ptr %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, ptr %8, align 8
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%12 = getelementptr inbounds double, ptr %x, i64 3
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%13 = load double, ptr %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, ptr %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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