File: promote-alloca-addrspacecast.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (21 lines) | stat: -rw-r--r-- 988 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
; RUN: opt -S -mtriple=amdgcn-unknown-amdhsa -mcpu=kaveri -amdgpu-promote-alloca < %s | FileCheck %s

; The types of the users of the addrspacecast should not be changed.

; CHECK-LABEL: @invalid_bitcast_addrspace(
; CHECK: getelementptr inbounds [256 x [1 x i32]], [256 x [1 x i32]] addrspace(3)* @invalid_bitcast_addrspace.data, i32 0, i32 %14
; CHECK: bitcast [1 x i32] addrspace(3)* %{{[0-9]+}} to half addrspace(3)*
; CHECK: addrspacecast half addrspace(3)* %tmp to half addrspace(4)*
; CHECK: bitcast half addrspace(4)* %tmp1 to <2 x i16> addrspace(4)*
define amdgpu_kernel void @invalid_bitcast_addrspace() #0 {
entry:
  %data = alloca [1 x i32], align 4
  %tmp = bitcast [1 x i32]* %data to half*
  %tmp1 = addrspacecast half* %tmp to half addrspace(4)*
  %tmp2 = bitcast half addrspace(4)* %tmp1 to <2 x i16> addrspace(4)*
  %tmp3 = load <2 x i16>, <2 x i16> addrspace(4)* %tmp2, align 2
  %tmp4 = bitcast <2 x i16> %tmp3 to <2 x half>
  ret void
}

attributes #0 = { nounwind }