llvm-6502/test/Transforms/ArgumentPromotion/basictest.ll

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; RUN: llvm-as < %s | opt -argpromotion -mem2reg | llvm-dis | not grep alloca
define internal i32 @test(i32* %X, i32* %Y) {
%A = load i32* %X ; <i32> [#uses=1]
%B = load i32* %Y ; <i32> [#uses=1]
%C = add i32 %A, %B ; <i32> [#uses=1]
ret i32 %C
}
define internal i32 @caller(i32* %B) {
%A = alloca i32 ; <i32*> [#uses=2]
store i32 1, i32* %A
%C = call i32 @test( i32* %A, i32* %B ) ; <i32> [#uses=1]
ret i32 %C
}
define i32 @callercaller() {
%B = alloca i32 ; <i32*> [#uses=2]
store i32 2, i32* %B
%X = call i32 @caller( i32* %B ) ; <i32> [#uses=1]
ret i32 %X
}