blob: aa18711686938bf3a9567d908be0e087c60ffd49 [file] [log] [blame]
; RUN: opt < %s -argpromotion -S | FileCheck %s
; PR36543
; Don't promote arguments of musttail callee
%T = type { i32, i32, i32, i32 }
; CHECK-LABEL: define internal i32 @test(%T* %p)
define internal i32 @test(%T* %p) {
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep
%v = add i32 %a, %b
ret i32 %v
}
; CHECK-LABEL: define i32 @caller(%T* %p)
define i32 @caller(%T* %p) {
%v = musttail call i32 @test(%T* %p)
ret i32 %v
}
; Don't promote arguments of musttail caller
define i32 @foo(%T* %p, i32 %v) {
ret i32 0
}
; CHECK-LABEL: define internal i32 @test2(%T* %p, i32 %p2)
define internal i32 @test2(%T* %p, i32 %p2) {
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep
%v = add i32 %a, %b
%ca = musttail call i32 @foo(%T* undef, i32 %v)
ret i32 %ca
}
; CHECK-LABEL: define i32 @caller2(%T* %g)
define i32 @caller2(%T* %g) {
%v = call i32 @test2(%T* %g, i32 0)
ret i32 %v
}