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author | Johnny Chen <johnny.chen@apple.com> | 2011-04-07 19:28:58 +0000 |
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committer | Johnny Chen <johnny.chen@apple.com> | 2011-04-07 19:28:58 +0000 |
commit | 22dc4d9f59213c51cefe4fe237030c91d92d388b (patch) | |
tree | e6f812e2186990d7344211b39c091931c4e2647e /test/MC/Disassembler | |
parent | 8dbda0b51b7a7a7b4fb16a34b421a658cb86f9f3 (diff) | |
download | external_llvm-22dc4d9f59213c51cefe4fe237030c91d92d388b.zip external_llvm-22dc4d9f59213c51cefe4fe237030c91d92d388b.tar.gz external_llvm-22dc4d9f59213c51cefe4fe237030c91d92d388b.tar.bz2 |
Add sanity checking for invalid register encodings for signed/unsigned extend instructions.
Add some test cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129098 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC/Disassembler')
-rw-r--r-- | test/MC/Disassembler/ARM/arm-tests.txt | 6 | ||||
-rw-r--r-- | test/MC/Disassembler/ARM/invalid-SXTB-arm.txt | 11 |
2 files changed, 17 insertions, 0 deletions
diff --git a/test/MC/Disassembler/ARM/arm-tests.txt b/test/MC/Disassembler/ARM/arm-tests.txt index a044b0d..3bed28e 100644 --- a/test/MC/Disassembler/ARM/arm-tests.txt +++ b/test/MC/Disassembler/ARM/arm-tests.txt @@ -248,3 +248,9 @@ # CHECK: lsl r3, r2, r1 0x12 0x31 0xa0 0xe1 + +# CHECK: sxtab r9, r8, r5 +0x75 0x90 0xa8 0xe6 + +# CHECK: sxtb r9, r5, ror #8 +0x75 0x94 0xaf 0xe6 diff --git a/test/MC/Disassembler/ARM/invalid-SXTB-arm.txt b/test/MC/Disassembler/ARM/invalid-SXTB-arm.txt new file mode 100644 index 0000000..4ec681d --- /dev/null +++ b/test/MC/Disassembler/ARM/invalid-SXTB-arm.txt @@ -0,0 +1,11 @@ +# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 |& grep {invalid instruction encoding} + +# Opcode=390 Name=SXTBr_rot Format=ARM_FORMAT_EXTFRM(14) +# 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| 1: 1: 1: 1| 1: 1: 1: 1| 0: 1: 0: 0| 0: 1: 1: 1| 0: 1: 0: 1| +# ------------------------------------------------------------------------------------------------- +# +# A8.6.223 SXTB +# if d == 15 || m == 15 then UNPREDICTABLE; +0x75 0xf4 0xaf 0xe6 |