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https://github.com/c64scene-ar/llvm-6502.git
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709a31b5f9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195406 91177308-0d34-0410-b5e6-96231b3b80d8
31 lines
1.2 KiB
LLVM
31 lines
1.2 KiB
LLVM
; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.8.0"
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;CHECK-LABEL: @foo(
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;CHECK: store <4 x i32>
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;CHECK: ret
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define i32 @foo(i32* nocapture %A, i32 %n, i32 %m) {
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entry:
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%mul = mul nsw i32 %n, 5
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%add = add nsw i32 %mul, 9
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store i32 %add, i32* %A, align 4
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%mul1 = mul nsw i32 %n, 9
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%add2 = add nsw i32 %mul1, 9
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%arrayidx3 = getelementptr inbounds i32* %A, i64 1
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store i32 %add2, i32* %arrayidx3, align 4
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%mul4 = shl i32 %n, 3
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%add5 = add nsw i32 %mul4, 9
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%arrayidx6 = getelementptr inbounds i32* %A, i64 2
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store i32 %add5, i32* %arrayidx6, align 4
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%mul7 = mul nsw i32 %n, 10
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%add8 = add nsw i32 %mul7, 9
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%arrayidx9 = getelementptr inbounds i32* %A, i64 3
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store i32 %add8, i32* %arrayidx9, align 4
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%externaluse1 = add nsw i32 %add, %m
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%externaluse2 = mul nsw i32 %add, %m ; we should add the extract cost only once and the store will be vectorized
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%add10 = add nsw i32 %externaluse1, %externaluse2
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ret i32 %add10
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}
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