maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[AMDGPU] Add test case on crashing of `si-lower-sgpr-spills` pass 

Reviewers: arsenm

Subscribers: qcolombet, kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D64273

llvm-svn: 366602
This commit is contained in:
Michael Liao 2019-07-19 18:50:53 +00:00
parent 3b1ef58128
commit ff9c9e644d
1 changed files with 20 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
llvm/test/CodeGen/AMDGPU/si-lower-sgpr-spills.mir Normal file
View File

@ -0,0 +1,20 @@
# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -run-pass=si-lower-sgpr-spills -o - %s | FileCheck %s
# CHECK-LABEL: name: empty_entry_block
# CHECK: V_WRITELANE
# CHECK-NEXT: V_WRITELANE
# CHECK-NEXT: V_WRITELANE
# CHECK-NEXT: V_WRITELANE
# CHECK: V_READLANE
# CHECK-NEXT: V_READLANE
# CHECK-NEXT: V_READLANE
# CHECK-NEXT: V_READLANE
---
name: empty_entry_block
body: |
bb.0:
bb.1:
renamable $sgpr36_sgpr37 = S_XOR_B64 renamable $vcc, -1, implicit-def dead $scc
$sgpr34_sgpr35 = S_AND_SAVEEXEC_B64 $sgpr36_sgpr37, implicit-def $exec, implicit-def $scc, implicit $exec
S_ENDPGM 0