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

18 lines
616 B
LLVM

; RUN: opt < %s -argpromotion -instcombine -S | not grep load
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
@G1 = constant i32 0 ; <i32*> [#uses=1]
@G2 = constant i32* @G1 ; <i32**> [#uses=1]
define internal i32 @test(i32** %X) {
%Y = load i32** %X ; <i32*> [#uses=1]
%X.upgrd.1 = load i32* %Y ; <i32> [#uses=1]
ret i32 %X.upgrd.1
}
define i32 @caller(i32** %P) {
%X = call i32 @test( i32** @G2 ) ; <i32> [#uses=1]
ret i32 %X
}