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| author | Johnny Chen <johnny.chen@apple.com> | 2011-03-24 18:40:38 +0000 |
|---|---|---|
| committer | Johnny Chen <johnny.chen@apple.com> | 2011-03-24 18:40:38 +0000 |
| commit | b4ac342ea0a416f463f47bf40c0bd7448844e00b (patch) | |
| tree | 93636a0c485d6d179743d8e3734ffffd654d2d9b /lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp | |
| parent | ce1868b21ce91245622964da1408cdec76af77a8 (diff) | |
The r118201 added support for VORR (immediate). Update ARMDisassemblerCore.cpp to disassemble the
VORRiv*i* instructions properly within the DisassembleN1RegModImmFrm() function. Add a test case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128226 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp')
| -rw-r--r-- | lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp b/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp index a9d41325de..5930e9e7db 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp @@ -2302,6 +2302,8 @@ static bool DisassembleNLdSt(MCInst &MI, unsigned Opcode, uint32_t insn, // VMOV (immediate) // Qd/Dd imm +// VORR (immediate) +// Qd/Dd imm src(=Qd/Dd) static bool DisassembleN1RegModImmFrm(MCInst &MI, unsigned Opcode, uint32_t insn, unsigned short NumOps, unsigned &NumOpsAdded, BO B) { @@ -2328,12 +2330,16 @@ static bool DisassembleN1RegModImmFrm(MCInst &MI, unsigned Opcode, case ARM::VMOVv8i16: case ARM::VMVNv4i16: case ARM::VMVNv8i16: + case ARM::VORRiv4i16: + case ARM::VORRiv8i16: esize = ESize16; break; case ARM::VMOVv2i32: case ARM::VMOVv4i32: case ARM::VMVNv2i32: case ARM::VMVNv4i32: + case ARM::VORRiv2i32: + case ARM::VORRiv4i32: esize = ESize32; break; case ARM::VMOVv1i64: @@ -2350,6 +2356,16 @@ static bool DisassembleN1RegModImmFrm(MCInst &MI, unsigned Opcode, MI.addOperand(MCOperand::CreateImm(decodeN1VImm(insn, esize))); NumOpsAdded = 2; + + // VORRiv*i* variants have an extra $src = $Vd to be filled in. + if (NumOps >= 3 && + (OpInfo[2].RegClass == ARM::DPRRegClassID || + OpInfo[2].RegClass == ARM::QPRRegClassID)) { + MI.addOperand(MCOperand::CreateReg(getRegisterEnum(B, OpInfo[0].RegClass, + decodeNEONRd(insn)))); + NumOpsAdded += 1; + } + return true; } |