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Reapply r140412 (Thumb2 reg-reg loads cannot target SP or PC), with invalid testcases updated.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140415 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2011-09-23 21:07:25 +00:00
parent df0caeb6ec
commit 31d485ec9a
2 changed files with 3 additions and 3 deletions
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2
lib/Target/ARM/Disassembler/ARMDisassembler.cpp
View File

@ -2660,7 +2660,7 @@ static DecodeStatus DecodeT2LoadShift(llvm::MCInst &Inst, unsigned Insn,
break;
default: {
unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rt, Address, Decoder)))
if (!Check(S, DecoderGPRRegisterClass(Inst, Rt, Address, Decoder)))
return MCDisassembler::Fail;
}
}

4
test/MC/Disassembler/ARM/thumb2.txt
View File

@ -649,14 +649,14 @@
# CHECK: ldrh.w r5, [r6, #33]
# CHECK: ldrh.w r5, [r6, #257]
# CHECK: ldrh.w lr, [r7, #257]
# CHECK: ldrh.w sp, [pc, #-21]
# CHECK: ldrh.w r0, [pc, #-21]
0x35 0xf8 0x04 0x5c
0x35 0x8c
0xb6 0xf8 0x21 0x50
0xb6 0xf8 0x01 0x51
0xb7 0xf8 0x01 0xe1
0x3f 0xf8 0x15 0xd0
0x3f 0xf8 0x15 0x00
#------------------------------------------------------------------------------