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| author | Puyan Lotfi <puyan@puyan.org> | 2019-05-31 04:49:58 +0000 |
|---|---|---|
| committer | Puyan Lotfi <puyan@puyan.org> | 2019-05-31 04:49:58 +0000 |
| commit | 2a901401fe453ca5b17048f7e6d74d9c8c91cbf9 (patch) | |
| tree | 60262d0b0c9fcf10e5c86d5fdb3bfb2a3ec3a362 /llvm/test/CodeGen/MIR | |
| parent | fc3ed1ec506714abcc5f779b685d149419e1a207 (diff) | |
| download | bcm5719-llvm-2a901401fe453ca5b17048f7e6d74d9c8c91cbf9.tar.gz bcm5719-llvm-2a901401fe453ca5b17048f7e6d74d9c8c91cbf9.zip | |
[MIR-Canon] Hardening propagateLocalCopies.
This is am almost NFC, it does the following:
- If there is no register class for a COPY's src or dst, bail.
- Fixes uses iterator invalidation bug.
Differential Revision: https://reviews.llvm.org/D62713
llvm-svn: 362191
Diffstat (limited to 'llvm/test/CodeGen/MIR')
| -rw-r--r-- | llvm/test/CodeGen/MIR/AMDGPU/mir-canon-multi.mir | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/llvm/test/CodeGen/MIR/AMDGPU/mir-canon-multi.mir b/llvm/test/CodeGen/MIR/AMDGPU/mir-canon-multi.mir index 65ad2ff41a7..005014d5e83 100644 --- a/llvm/test/CodeGen/MIR/AMDGPU/mir-canon-multi.mir +++ b/llvm/test/CodeGen/MIR/AMDGPU/mir-canon-multi.mir @@ -1,8 +1,13 @@ # RUN: llc -o - -march=amdgcn -run-pass mir-canonicalizer -x mir %s | FileCheck %s +# CHECK: %namedVReg4354:vgpr_32 = COPY $vgpr0 # CHECK: %namedVReg1352:vgpr_32 = COPY %namedVReg4353 -# CHECK: %namedVReg1359:vgpr_32 = COPY %namedVReg1362 -# CHECK: %namedVReg1360:vgpr_32 = COPY %namedVReg1363 +# CHECK-NEXT: %namedVReg1358:vgpr_32 = COPY %namedVReg1361 +# CHECK-NEXT: %namedVReg1359:vgpr_32 = COPY %namedVReg1362 +# CHECK-NEXT: %namedVReg1353:vreg_64 = REG_SEQUENCE %namedVReg4354, %subreg.sub0, %namedVReg1352, %subreg.sub1 +# CHECK-NEXT: %namedVReg1354:sgpr_128 = REG_SEQUENCE %namedVReg4354, %subreg.sub0, %namedVReg1352, %subreg.sub1, %namedVReg1358, %subreg.sub2, %namedVReg1359, %subreg.sub3 +# This tests for the itereator invalidation fix (reviews.llvm.org/D62713) +# CHECK-NEXT: BUFFER_STORE_DWORD_ADDR64 %namedVReg1352, %namedVReg1353, %namedVReg1354, 0, 0, 0, 0, 0, 0, implicit $exec ... --- name: foo |
