98 lines
3.0 KiB
LLVM
98 lines
3.0 KiB
LLVM
; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.__jmp_buf_tag = type { [8 x i64], i32, %struct.__sigset_t }
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%struct.__sigset_t = type { [16 x i64] }
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@c = dso_local global i32 1, align 4
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@buf = dso_local global [20 x i8*] zeroinitializer, align 16
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; CHECK-LABEL: @f
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; CHECK-NOT: f.cold.1
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define dso_local void @f() #0 {
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entry:
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%i = alloca i32, align 4
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%j = alloca i32, align 4
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%k = alloca i32, align 4
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%0 = load i32, i32* @c, align 4
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%tobool = icmp ne i32 %0, 0
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br i1 %tobool, label %if.then, label %if.else
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if.then: ; preds = %entry
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ret void
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if.else: ; preds = %entry
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%1 = load i32, i32* @c, align 4
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%inc = add i32 %1, 1
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store i32 %inc, i32* @c, align 4
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%2 = load i32, i32* @c, align 4
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%inc1 = add i32 %2, 1
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store i32 %inc1, i32* @c, align 4
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%3 = load i32, i32* @c, align 4
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%inc2 = add i32 %3, 1
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store i32 %inc2, i32* @c, align 4
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%4 = load i32, i32* @c, align 4
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%inc3 = add i32 %4, 1
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store i32 %inc3, i32* @c, align 4
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%5 = load i32, i32* @c, align 4
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%dec = add i32 %5, -1
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store i32 %dec, i32* @c, align 4
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%6 = load i32, i32* @c, align 4
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%dec4 = add i32 %6, -1
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store i32 %dec4, i32* @c, align 4
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%7 = load i32, i32* @c, align 4
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%inc5 = add i32 %7, 1
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store i32 %inc5, i32* @c, align 4
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%8 = load i32, i32* @c, align 4
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%inc6 = add i32 %8, 1
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store i32 %inc6, i32* @c, align 4
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%9 = load i32, i32* @c, align 4
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%add = add i32 %9, 1
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store i32 %add, i32* %i, align 4
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%10 = load i32, i32* %i, align 4
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%sub = sub i32 %10, 1
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store i32 %sub, i32* %j, align 4
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%11 = load i32, i32* %i, align 4
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%add7 = add i32 %11, 2
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store i32 %add7, i32* %k, align 4
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call void @longjmp(%struct.__jmp_buf_tag* bitcast ([20 x i8*]* @buf to %struct.__jmp_buf_tag*), i32 1) #3
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unreachable
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}
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declare dso_local void @longjmp(%struct.__jmp_buf_tag*, i32) #1
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; CHECK-LABEL: @main
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; CHECK-NOT: main.cold.1
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define dso_local i32 @main() #0 {
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entry:
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%retval = alloca i32, align 4
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%i = alloca i32, align 4
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store i32 0, i32* %retval, align 4
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store i32 0, i32* %i, align 4
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%call = call i32 @_setjmp(%struct.__jmp_buf_tag* bitcast ([20 x i8*]* @buf to %struct.__jmp_buf_tag*)) #4
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%tobool = icmp ne i32 %call, 0
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br i1 %tobool, label %if.then, label %if.end
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if.then: ; preds = %entry
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store i32 1, i32* %retval, align 4
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br label %return
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if.end: ; preds = %entry
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call void @f()
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store i32 0, i32* %retval, align 4
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br label %return
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return: ; preds = %if.end, %if.then
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%0 = load i32, i32* %retval, align 4
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ret i32 %0
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}
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declare dso_local i32 @_setjmp(%struct.__jmp_buf_tag*) #2
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attributes #0 = { nounwind uwtable }
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attributes #1 = { noreturn nounwind }
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attributes #2 = { nounwind returns_twice }
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attributes #3 = { noreturn nounwind }
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attributes #4 = { nounwind returns_twice }
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