third_party/llvm-7.0/llvm/test/Transforms/GlobalOpt/fastcc.ll

; RUN: opt < %s -globalopt -S | FileCheck %s

define internal i32 @f(i32* %m) {
; CHECK-LABEL: define internal fastcc i32 @f
  %v = load i32, i32* %m
  ret i32 %v
}

define internal x86_thiscallcc i32 @g(i32* %m) {
; CHECK-LABEL: define internal fastcc i32 @g
  %v = load i32, i32* %m
  ret i32 %v
}

; Leave this one alone, because the user went out of their way to request this
; convention.
define internal coldcc i32 @h(i32* %m) {
; CHECK-LABEL: define internal coldcc i32 @h
  %v = load i32, i32* %m
  ret i32 %v
}

define internal i32 @j(i32* %m) {
; CHECK-LABEL: define internal i32 @j
  %v = load i32, i32* %m
  ret i32 %v
}

define void @call_things() {
  %m = alloca i32
  call i32 @f(i32* %m)
  call x86_thiscallcc i32 @g(i32* %m)
  call coldcc i32 @h(i32* %m)
  call i32 @j(i32* %m)
  ret void
}

@llvm.used = appending global [1 x i8*] [
   i8* bitcast (i32(i32*)* @j to i8*)
], section "llvm.metadata"

; CHECK-LABEL: define void @call_things()
; CHECK: call fastcc i32 @f
; CHECK: call fastcc i32 @g
; CHECK: call coldcc i32 @h
; CHECK: call i32 @j