forked from OSchip/llvm-project
29 lines
899 B
LLVM
29 lines
899 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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target datalayout = "e-p:32:32"
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target triple = "i686-pc-win32"
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declare token @llvm.call.preallocated.setup(i32)
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declare i8* @llvm.call.preallocated.arg(token, i32)
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declare void @takes_i32(i32)
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declare void @takes_i32_preallocated(i32* preallocated(i32))
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define void @f() {
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; CHECK-LABEL: define void @f()
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%t = call token @llvm.call.preallocated.setup(i32 1)
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%a = call i8* @llvm.call.preallocated.arg(token %t, i32 0) preallocated(i32)
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%arg = bitcast i8* %a to i32*
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call void bitcast (void (i32)* @takes_i32 to void (i32*)*)(i32* preallocated(i32) %arg) ["preallocated"(token %t)]
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; CHECK: call void bitcast{{.*}}@takes_i32
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ret void
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}
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define void @g() {
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; CHECK-LABEL: define void @g()
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call void bitcast (void (i32*)* @takes_i32_preallocated to void (i32)*)(i32 0)
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; CHECK: call void bitcast{{.*}}@takes_i32_preallocated
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ret void
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}
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