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[ARM] NEON instructions were erroneously decoded from certain invalid encodings

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193705 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Artyom Skrobov
2013-10-30 18:10:09 +00:00
parent aa1d078e7f
commit 3f04b50686
2 changed files with 28 additions and 20 deletions
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8
test/MC/Disassembler/ARM/thumb-neon-crypto.txt
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@@ -33,3 +33,11 @@
0xe0 0xef 0xa1 0x0e
# CHECK: vmull.p64 q8, d16, d17
# This used to be incorrectly decoded into an sha256h.32 [0x00,0xff,0x40,0x0c]
# The other similar encodings are stc2 [0x00,0xfd,0x40,0x0c] and cdp2 [0x00,0xfe,0x40,0x0c]
0x00 0xfc 0x40 0x0c
# CHECK-NOT: sha256h.32
# CHECK-NOT: stc2
# CHECK-NOT: cdp2