Matt Arsenault | e935f05 | 2016-06-18 05:15:53 +0000 | [diff] [blame] | 1 | ; RUN: llc -O0 -march=amdgcn -verify-machineinstrs < %s | FileCheck %s |
| 2 | |
| 3 | ; Test that the alignment of kernel arguments does not impact the |
| 4 | ; alignment of the stack |
| 5 | |
| 6 | ; CHECK-LABEL: {{^}}no_args: |
Matt Arsenault | 707780b | 2017-02-22 21:05:25 +0000 | [diff] [blame] | 7 | ; CHECK: ScratchSize: 5{{$}} |
Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 8 | define amdgpu_kernel void @no_args() { |
Yaxun Liu | 2a22c5d | 2018-02-02 16:07:16 +0000 | [diff] [blame] | 9 | %alloca = alloca i8, addrspace(5) |
| 10 | store volatile i8 0, i8 addrspace(5)* %alloca |
Matt Arsenault | e935f05 | 2016-06-18 05:15:53 +0000 | [diff] [blame] | 11 | ret void |
| 12 | } |
| 13 | |
| 14 | ; CHECK-LABEL: {{^}}force_align32: |
Matt Arsenault | 707780b | 2017-02-22 21:05:25 +0000 | [diff] [blame] | 15 | ; CHECK: ScratchSize: 5{{$}} |
Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 16 | define amdgpu_kernel void @force_align32(<8 x i32>) { |
Yaxun Liu | 2a22c5d | 2018-02-02 16:07:16 +0000 | [diff] [blame] | 17 | %alloca = alloca i8, addrspace(5) |
| 18 | store volatile i8 0, i8 addrspace(5)* %alloca |
Matt Arsenault | e935f05 | 2016-06-18 05:15:53 +0000 | [diff] [blame] | 19 | ret void |
| 20 | } |
| 21 | |
| 22 | ; CHECK-LABEL: {{^}}force_align64: |
Matt Arsenault | 707780b | 2017-02-22 21:05:25 +0000 | [diff] [blame] | 23 | ; CHECK: ScratchSize: 5{{$}} |
Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 24 | define amdgpu_kernel void @force_align64(<16 x i32>) { |
Yaxun Liu | 2a22c5d | 2018-02-02 16:07:16 +0000 | [diff] [blame] | 25 | %alloca = alloca i8, addrspace(5) |
| 26 | store volatile i8 0, i8 addrspace(5)* %alloca |
Matt Arsenault | e935f05 | 2016-06-18 05:15:53 +0000 | [diff] [blame] | 27 | ret void |
| 28 | } |
| 29 | |
| 30 | ; CHECK-LABEL: {{^}}force_align128: |
Matt Arsenault | 707780b | 2017-02-22 21:05:25 +0000 | [diff] [blame] | 31 | ; CHECK: ScratchSize: 5{{$}} |
Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 32 | define amdgpu_kernel void @force_align128(<32 x i32>) { |
Yaxun Liu | 2a22c5d | 2018-02-02 16:07:16 +0000 | [diff] [blame] | 33 | %alloca = alloca i8, addrspace(5) |
| 34 | store volatile i8 0, i8 addrspace(5)* %alloca |
Matt Arsenault | e935f05 | 2016-06-18 05:15:53 +0000 | [diff] [blame] | 35 | ret void |
| 36 | } |
| 37 | |
| 38 | ; CHECK-LABEL: {{^}}force_align256: |
Matt Arsenault | 707780b | 2017-02-22 21:05:25 +0000 | [diff] [blame] | 39 | ; CHECK: ScratchSize: 5{{$}} |
Matt Arsenault | 3dbeefa | 2017-03-21 21:39:51 +0000 | [diff] [blame] | 40 | define amdgpu_kernel void @force_align256(<64 x i32>) { |
Yaxun Liu | 2a22c5d | 2018-02-02 16:07:16 +0000 | [diff] [blame] | 41 | %alloca = alloca i8, addrspace(5) |
| 42 | store volatile i8 0, i8 addrspace(5)* %alloca |
Matt Arsenault | e935f05 | 2016-06-18 05:15:53 +0000 | [diff] [blame] | 43 | ret void |
| 44 | } |