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

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
; RUN: opt < %s -passes=argpromotion -S | FileCheck %s

@G1 = constant i32 0
@G2 = constant ptr @G1

define internal i32 @test(ptr %x) {
; CHECK-LABEL: define {{[^@]+}}@test
; CHECK-SAME: (i32 [[X_0_VAL_0_VAL:%.*]]) {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    ret i32 [[X_0_VAL_0_VAL]]
;
entry:
  %y = load ptr, ptr %x
  %z = load i32, ptr %y
  ret i32 %z
}

define i32 @caller() {
; CHECK-LABEL: define {{[^@]+}}@caller() {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[G2_VAL:%.*]] = load ptr, ptr @G2, align 8
; CHECK-NEXT:    [[G2_VAL_VAL:%.*]] = load i32, ptr [[G2_VAL]], align 4
; CHECK-NEXT:    [[X:%.*]] = call i32 @test(i32 [[G2_VAL_VAL]])
; CHECK-NEXT:    ret i32 [[X]]
;
entry:
  %x = call i32 @test(ptr @G2)
  ret i32 %x
}