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33 lines
1021 B
LLVM
33 lines
1021 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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; Arg promotion eliminates the struct argument.
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; FIXME: Should it eliminate the i32* argument?
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%struct.ss = type { i32, i64 }
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define internal void @f(%struct.ss* byval %b, i32* byval %X) nounwind {
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; CHECK-LABEL: define internal void @f(i32 %b.0, i64 %b.1, i32* byval %X)
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entry:
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%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
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%tmp1 = load i32, i32* %tmp, align 4
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%tmp2 = add i32 %tmp1, 1
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store i32 %tmp2, i32* %tmp, align 4
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store i32 0, i32* %X
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ret void
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}
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define i32 @test(i32* %X) {
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; CHECK-LABEL: define i32 @test
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entry:
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%S = alloca %struct.ss
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%tmp1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
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store i32 1, i32* %tmp1, align 8
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%tmp4 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
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store i64 2, i64* %tmp4, align 4
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call void @f( %struct.ss* byval %S, i32* byval %X)
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; CHECK: call void @f(i32 %{{.*}}, i64 %{{.*}}, i32* byval %{{.*}})
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ret i32 0
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}
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