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[ARM] Prevent PerformVCVTCombine from combining a vmul/vcvt with 8 lanes
authorBradley Smith <bradley.smith@arm.com>
Tue, 16 Dec 2014 10:59:27 +0000 (10:59 +0000)
committerBradley Smith <bradley.smith@arm.com>
Tue, 16 Dec 2014 10:59:27 +0000 (10:59 +0000)
commita9d9f7eae81857a172745520b8de48dcd157ce9d
tree8eaa01f2288cfc18a9fde328acdac96554860b5dtree | snapshot
parent4519623e9f6abfb8fabc186a5d69833911085347commit | diff
[ARM] Prevent PerformVCVTCombine from combining a vmul/vcvt with 8 lanes

This would result in a crash since the vcvt used does not support v8i32 types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224332 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/ARM/ARMISelLowering.cpp diff | blob | history
test/CodeGen/ARM/isel-v8i32-crash.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors