forked from OSchip/llvm-project
44 lines
923 B
LLVM
44 lines
923 B
LLVM
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -codegenprepare %s | FileCheck %s
|
|
|
|
define internal fastcc void @callee(i32* nocapture %p, i32 %a) #0 {
|
|
store volatile i32 %a, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: @func_caller(
|
|
; CHECK: tail call fastcc void @callee(
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: ret void
|
|
define void @func_caller(i32* nocapture %p, i32 %a, i32 %b) #0 {
|
|
entry:
|
|
%cmp = icmp eq i32 %b, 0
|
|
br i1 %cmp, label %bb, label %ret
|
|
|
|
bb:
|
|
tail call fastcc void @callee(i32* %p, i32 %a)
|
|
br label %ret
|
|
|
|
ret:
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: @kernel_caller(
|
|
; CHECK: tail call fastcc void @callee(
|
|
; CHECK-NEXT: br label %ret
|
|
|
|
; CHECK: ret void
|
|
define amdgpu_kernel void @kernel_caller(i32* nocapture %p, i32 %a, i32 %b) #0 {
|
|
entry:
|
|
%cmp = icmp eq i32 %b, 0
|
|
br i1 %cmp, label %bb, label %ret
|
|
|
|
bb:
|
|
tail call fastcc void @callee(i32* %p, i32 %a)
|
|
br label %ret
|
|
|
|
ret:
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|