forked from OSchip/llvm-project
48 lines
1.5 KiB
LLVM
48 lines
1.5 KiB
LLVM
; RUN: opt < %s -simplifycfg -S | not grep select
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; ModuleID = '<stdin>'
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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target triple = "i386-apple-darwin10.0"
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module asm ".globl _foo"
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module asm "_foo: ret"
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module asm ".globl _i"
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module asm ".set _i, 0"
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@i = extern_weak global i32 ; <i32*> [#uses=2]
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@j = common global i32 0 ; <i32*> [#uses=1]
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@ed = common global double 0.000000e+00, align 8 ; <double*> [#uses=1]
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define i32 @main() nounwind ssp {
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entry:
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br label %bb4
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bb: ; preds = %bb4
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br i1 icmp ne (i32* @i, i32* null), label %bb1, label %bb2
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bb1: ; preds = %bb
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%0 = load i32* @i, align 4 ; <i32> [#uses=1]
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br label %bb3
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bb2: ; preds = %bb
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br label %bb3
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bb3: ; preds = %bb2, %bb1
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%storemerge = phi i32 [ %0, %bb1 ], [ 0, %bb2 ] ; <i32> [#uses=2]
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store i32 %storemerge, i32* @j
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%1 = sitofp i32 %storemerge to double ; <double> [#uses=1]
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%2 = call double @sin(double %1) nounwind readonly ; <double> [#uses=1]
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%3 = fadd double %2, %d.0 ; <double> [#uses=1]
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%4 = add i32 %l.0, 1 ; <i32> [#uses=1]
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br label %bb4
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bb4: ; preds = %bb3, %entry
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%d.0 = phi double [ undef, %entry ], [ %3, %bb3 ] ; <double> [#uses=2]
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%l.0 = phi i32 [ 0, %entry ], [ %4, %bb3 ] ; <i32> [#uses=2]
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%5 = icmp sgt i32 %l.0, 99 ; <i1> [#uses=1]
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br i1 %5, label %bb5, label %bb
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bb5: ; preds = %bb4
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store double %d.0, double* @ed, align 8
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ret i32 0
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}
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declare double @sin(double) nounwind readonly
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