forked from OSchip/llvm-project
28 lines
598 B
LLVM
28 lines
598 B
LLVM
; RUN: opt < %s -argpromotion -S | FileCheck %s
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; RUN: opt < %s -passes=argpromotion -S | FileCheck %s
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@G1 = constant i32 0
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@G2 = constant i32* @G1
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define internal i32 @test(i32** %x) {
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; CHECK-LABEL: define internal i32 @test(
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; CHECK: i32 %{{.*}})
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entry:
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%y = load i32*, i32** %x
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%z = load i32, i32* %y
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; CHECK-NOT: load
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ret i32 %z
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; CHECK: ret i32
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}
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define i32 @caller() {
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; CHECK-LABEL: define i32 @caller()
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entry:
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%x = call i32 @test(i32** @G2)
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; CHECK: %[[Y:.*]] = load i32*, i32** @G2
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; CHECK: %[[Z:.*]] = load i32, i32* %[[Y]]
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; CHECK: call i32 @test(i32 %[[Z]])
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ret i32 %x
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}
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