maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity
llvm-project/llvm/test/MC/Disassembler/ARM/invalid-RFEorLDMIA-arm.txt

12 lines
734 B
Plaintext
Raw Normal View History

Fix SRS/SRSW encoding bits. rdar://problem/9230801 ARM disassembler discrepancy: erroneously accepting SRS Plus add invalid-RFEorLDMIA-arm.txt test which should have been checked in with http://llvm.org/viewvc/llvm-project?view=rev&revision=128859. llvm-svn: 128864
2011-04-05 08:16:18 +08:00
# RUN: llvm-mc --disassemble %s -triple=arm-apple-darwin9 |& grep {invalid instruction encoding}
# Opcode=134 Name=LDMIA Format=ARM_FORMAT_LDSTMULFRM(10)
Replace the existing ARM disassembler with a new one based on the FixedLenDecoderEmitter. This new disassembler can correctly decode all the testcases that the old one did, though some "expected failure" testcases are XFAIL'd for now because it is not (yet) as strict in operand checking as the old one was. llvm-svn: 137144
2011-08-10 04:55:18 +08:00
# 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
Fix SRS/SRSW encoding bits. rdar://problem/9230801 ARM disassembler discrepancy: erroneously accepting SRS Plus add invalid-RFEorLDMIA-arm.txt test which should have been checked in with http://llvm.org/viewvc/llvm-project?view=rev&revision=128859. llvm-svn: 128864
2011-04-05 08:16:18 +08:00
# -------------------------------------------------------------------------------------------------
# | 1: 1: 1: 1| 1: 0: 0: 0| 1: 0: 0: 1| 1: 0: 0: 1| 1: 0: 1: 1| 0: 0: 0: 1| 0: 0: 1: 1| 0: 0: 1: 0|
# -------------------------------------------------------------------------------------------------
#
# B6.1.8 RFE has Inst{15-0} as 0x0a00 ==> Not an RFE instruction
# A8.6.53 LDM/LDMIA/LDMFD is predicated with Inst{31-28} as cond ==> Not an LDMIA instruction
0x32 0xb1 0x99 0xf8