19 lines
340 B
LLVM
19 lines
340 B
LLVM
; RUN: opt < %s -passes=argpromotion
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declare void @llvm.gcroot(ptr, ptr)
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define i32 @g() {
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entry:
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%var = alloca i32
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store i32 1, ptr %var
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%x = call i32 @f(ptr %var)
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ret i32 %x
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}
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define internal i32 @f(ptr %xp) gc "example" {
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entry:
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%var = alloca ptr
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call void @llvm.gcroot(ptr %var, ptr null)
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%x = load i32, ptr %xp
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ret i32 %x
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}
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