test/Transforms/Attributor/ArgumentPromotion/naked_functions.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal  -attributor-annotate-decl-cs  -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC

; Don't promote paramaters of/arguments to naked functions

@g = common global i32 0, align 4

;.
; CHECK: @[[G:[a-zA-Z0-9_$"\\.-]+]] = common global i32 0, align 4
;.
define i32 @bar() {
; CHECK-LABEL: define {{[^@]+}}@bar() {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[CALL:%.*]] = call i32 @foo(ptr noundef nonnull align 4 dereferenceable(4) @g)
; CHECK-NEXT:    ret i32 [[CALL]]
;
entry:
  %call = call i32 @foo(ptr @g)
  ret i32 %call
}

define internal i32 @foo(ptr) #0 {
; CHECK: Function Attrs: naked
; CHECK-LABEL: define {{[^@]+}}@foo
; CHECK-SAME: (ptr [[TMP0:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    call void asm sideeffect "ldr r0, [r0] \0Abx lr \0A", ""()
; CHECK-NEXT:    unreachable
;
entry:
  %retval = alloca i32, align 4
  call void asm sideeffect "ldr r0, [r0] \0Abx lr        \0A", ""()
  unreachable
}


attributes #0 = { naked }
;.
; CHECK: attributes #[[ATTR0]] = { naked }
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CGSCC: {{.*}}
; TUNIT: {{.*}}