forked from OSchip/llvm-project
56 lines
1.7 KiB
LLVM
56 lines
1.7 KiB
LLVM
; RUN: opt < %s -sroa -adce -adce-remove-loops -S | FileCheck %s
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; ModuleID = 'test1.bc'
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source_filename = "test1.c"
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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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; Function Attrs: nounwind uwtable
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define i32 @foo(i32, i32, i32) #0 {
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%4 = alloca i32, align 4
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%5 = alloca i32, align 4
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%6 = alloca i32, align 4
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%7 = alloca i32, align 4
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%8 = alloca i32, align 4
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store i32 %0, i32* %4, align 4
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store i32 %1, i32* %5, align 4
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store i32 %2, i32* %6, align 4
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store i32 0, i32* %7, align 4
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%9 = load i32, i32* %5, align 4
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%I10 = icmp ne i32 %9, 0
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br i1 %I10, label %B11, label %B21
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B11:
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store i32 0, i32* %8, align 4
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br label %B12
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B12:
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%I13 = load i32, i32* %8, align 4
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%I14 = load i32, i32* %6, align 4
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%I15 = icmp slt i32 %I13, %I14
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; CHECK: br label %B20
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br i1 %I15, label %B16, label %B20
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B16:
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br label %B17
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B17:
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%I18 = load i32, i32* %8, align 4
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%I19 = add nsw i32 %I18, 1
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store i32 %I19, i32* %8, align 4
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br label %B12
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B20:
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store i32 1, i32* %7, align 4
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br label %B21
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B21:
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%I22 = load i32, i32* %7, align 4
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ret i32 %I22
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}
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attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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!llvm.ident = !{!0}
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!0 = !{!"clang version 4.0.0 (http://llvm.org/git/clang.git 5864a13abf4490e76ae2eb0896198e1305927df2)"}
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