| Matt Arsenault | 0da6350 | 2018-08-31 05:49:54 +0000 | [diff] [blame] | 1 | ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mtriple=amdgcn-- -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s |
| Yaxun Liu | 407ca36 | 2017-11-16 16:32:16 +0000 | [diff] [blame] | 2 | target datalayout = "A5" |
| Matt Arsenault | 0b783ef0 | 2016-01-22 19:47:54 +0000 | [diff] [blame] | 3 | |
| Yaxun Liu | 407ca36 | 2017-11-16 16:32:16 +0000 | [diff] [blame] | 4 | declare {}* @llvm.invariant.start.p5i8(i64, i8 addrspace(5)* nocapture) #0 |
| 5 | declare void @llvm.invariant.end.p5i8({}*, i64, i8 addrspace(5)* nocapture) #0 |
| Piotr Padlewski | 5dde809 | 2018-05-03 11:03:01 +0000 | [diff] [blame] | 6 | declare i8 addrspace(5)* @llvm.launder.invariant.group.p5i8(i8 addrspace(5)*) #1 |
| Matt Arsenault | 0b783ef0 | 2016-01-22 19:47:54 +0000 | [diff] [blame] | 7 | |
| 8 | ; GCN-LABEL: {{^}}use_invariant_promotable_lds: |
| 9 | ; GCN: buffer_load_dword |
| 10 | ; GCN: ds_write_b32 |
| Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 11 | define amdgpu_kernel void @use_invariant_promotable_lds(i32 addrspace(1)* %arg) #2 { |
| Matt Arsenault | 0b783ef0 | 2016-01-22 19:47:54 +0000 | [diff] [blame] | 12 | bb: |
| Yaxun Liu | 407ca36 | 2017-11-16 16:32:16 +0000 | [diff] [blame] | 13 | %tmp = alloca i32, align 4, addrspace(5) |
| 14 | %tmp1 = bitcast i32 addrspace(5)* %tmp to i8 addrspace(5)* |
| Matt Arsenault | 0b783ef0 | 2016-01-22 19:47:54 +0000 | [diff] [blame] | 15 | %tmp2 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 1 |
| 16 | %tmp3 = load i32, i32 addrspace(1)* %tmp2 |
| Yaxun Liu | 407ca36 | 2017-11-16 16:32:16 +0000 | [diff] [blame] | 17 | store i32 %tmp3, i32 addrspace(5)* %tmp |
| 18 | %tmp4 = call {}* @llvm.invariant.start.p5i8(i64 4, i8 addrspace(5)* %tmp1) #0 |
| 19 | call void @llvm.invariant.end.p5i8({}* %tmp4, i64 4, i8 addrspace(5)* %tmp1) #0 |
| Piotr Padlewski | 5dde809 | 2018-05-03 11:03:01 +0000 | [diff] [blame] | 20 | %tmp5 = call i8 addrspace(5)* @llvm.launder.invariant.group.p5i8(i8 addrspace(5)* %tmp1) #1 |
| Matt Arsenault | 0b783ef0 | 2016-01-22 19:47:54 +0000 | [diff] [blame] | 21 | ret void |
| 22 | } |
| 23 | |
| 24 | attributes #0 = { argmemonly nounwind } |
| 25 | attributes #1 = { nounwind readnone } |
| 26 | attributes #2 = { nounwind } |