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author | Johnny Chen <johnny.chen@apple.com> | 2011-04-06 22:14:48 +0000 |
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committer | Johnny Chen <johnny.chen@apple.com> | 2011-04-06 22:14:48 +0000 |
commit | d8b4c4d74f745e6d556e96e056fe774c7cbef697 (patch) | |
tree | d24031289d04d58f162c24eaa88b57b084e488be /test/MC/Disassembler | |
parent | 01ccab401263e19ea791e43d00915a378c548df9 (diff) | |
download | external_llvm-d8b4c4d74f745e6d556e96e056fe774c7cbef697.zip external_llvm-d8b4c4d74f745e6d556e96e056fe774c7cbef697.tar.gz external_llvm-d8b4c4d74f745e6d556e96e056fe774c7cbef697.tar.bz2 |
A8.6.393
The ARM disassembler should reject invalid (type, align) encodings as invalid instructions.
So, instead of:
Opcode=1641 Name=VST2b32_UPD Format=ARM_FORMAT_NLdSt(30)
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: 1| 0: 1: 0: 0| 0: 0: 0: 0| 0: 0: 1: 1| 0: 0: 0: 0| 1: 0: 0: 1| 1: 0: 1: 1| 0: 0: 1: 1|
-------------------------------------------------------------------------------------------------
vst2.32 {d0, d2}, [r3, :256], r3
we now have:
Opcode=1641 Name=VST2b32_UPD Format=ARM_FORMAT_NLdSt(30)
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: 1| 0: 1: 0: 0| 0: 0: 0: 0| 0: 0: 1: 1| 0: 0: 0: 0| 1: 0: 0: 1| 1: 0: 1: 1| 0: 0: 1: 1|
-------------------------------------------------------------------------------------------------
mc-input.txt:1:1: warning: invalid instruction encoding
0xb3 0x9 0x3 0xf4
^
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129033 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC/Disassembler')
-rw-r--r-- | test/MC/Disassembler/ARM/invalid-VST2b32_UPD-arm.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/test/MC/Disassembler/ARM/invalid-VST2b32_UPD-arm.txt b/test/MC/Disassembler/ARM/invalid-VST2b32_UPD-arm.txt new file mode 100644 index 0000000..506250c --- /dev/null +++ b/test/MC/Disassembler/ARM/invalid-VST2b32_UPD-arm.txt @@ -0,0 +1,11 @@ +# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 |& grep {invalid instruction encoding} + +# Opcode=1641 Name=VST2b32_UPD Format=ARM_FORMAT_NLdSt(30) +# 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: 1| 0: 1: 0: 0| 0: 0: 0: 0| 0: 0: 1: 1| 0: 0: 0: 0| 1: 0: 0: 1| 1: 0: 1: 1| 0: 0: 1: 1| +# ------------------------------------------------------------------------------------------------- +# +# A8.6.393 VST2 (multiple 2-element structures) +# type == '1001' and align == '11' ==> UNDEFINED +0xb3 0x9 0x3 0xf4 |