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Add sanity checking for invalid register encodings for saturating instructions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129096 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Johnny Chen
2011-04-07 19:02:08 +00:00
parent e815dab69f
commit 8dbda0b51b
2 changed files with 16 additions and 0 deletions
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11
test/MC/Disassembler/ARM/invalid-SSAT-arm.txt Normal file
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# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 |& grep {invalid instruction encoding}
# Opcode=322 Name=SSAT Format=ARM_FORMAT_SATFRM(13)
# 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
# -------------------------------------------------------------------------------------------------
# | 1: 1: 1: 0| 0: 1: 1: 0| 1: 0: 1: 0| 0: 0: 0: 0| 1: 1: 1: 1| 0: 1: 0: 0| 0: 0: 0: 1| 1: 0: 1: 0|
# -------------------------------------------------------------------------------------------------
#
# A8.6.183 SSAT
# if d == 15 || n == 15 then UNPREDICTABLE;
0x1a 0xf4 0xa0 0xe6