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Initial ARM/Thumb disassembler check-in. It consists of a tablgen backend

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(RISCDisassemblerEmitter) which emits the decoder functions for ARM and Thumb,
and the disassembler core which invokes the decoder function and builds up the
MCInst based on the decoded Opcode.

Added sub-formats to the NeonI/NeonXI instructions to further refine the NEONFrm
instructions to help disassembly.

We also changed the output of the addressing modes to omit the '+' from the
assembler syntax #+/-<imm> or +/-<Rm>.  See, for example, A8.6.57/58/60.

And modified test cases to not expect '+' in +reg or #+num.  For example,

; CHECK:       ldr.w	r9, [r7, #28]


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98637 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Johnny Chen
2010-03-16 16:36:54 +00:00
parent ea7f22c31d
commit d30a98e43a
33 changed files with 9189 additions and 168 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
lib/Target/ARM/AsmPrinter/ARMInstPrinter.h
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@@ -54,26 +54,26 @@ public:
void printBitfieldInvMaskImmOperand(const MCInst *MI, unsigned OpNum);
void printThumbS4ImmOperand(const MCInst *MI, unsigned OpNum);
void printThumbITMask(const MCInst *MI, unsigned OpNum) {}
void printThumbAddrModeRROperand(const MCInst *MI, unsigned OpNum) {}
void printThumbITMask(const MCInst *MI, unsigned OpNum);
void printThumbAddrModeRROperand(const MCInst *MI, unsigned OpNum);
void printThumbAddrModeRI5Operand(const MCInst *MI, unsigned OpNum,
unsigned Scale) {}
void printThumbAddrModeS1Operand(const MCInst *MI, unsigned OpNum) {}
void printThumbAddrModeS2Operand(const MCInst *MI, unsigned OpNum) {}
void printThumbAddrModeS4Operand(const MCInst *MI, unsigned OpNum) {}
void printThumbAddrModeSPOperand(const MCInst *MI, unsigned OpNum) {}
unsigned Scale);
void printThumbAddrModeS1Operand(const MCInst *MI, unsigned OpNum);
void printThumbAddrModeS2Operand(const MCInst *MI, unsigned OpNum);
void printThumbAddrModeS4Operand(const MCInst *MI, unsigned OpNum);
void printThumbAddrModeSPOperand(const MCInst *MI, unsigned OpNum);
void printT2SOOperand(const MCInst *MI, unsigned OpNum) {}
void printT2AddrModeImm12Operand(const MCInst *MI, unsigned OpNum) {}
void printT2AddrModeImm8Operand(const MCInst *MI, unsigned OpNum) {}
void printT2AddrModeImm8s4Operand(const MCInst *MI, unsigned OpNum) {}
void printT2AddrModeImm8OffsetOperand(const MCInst *MI, unsigned OpNum) {}
void printT2AddrModeImm8s4OffsetOperand(const MCInst *MI, unsigned OpNum) {}
void printT2AddrModeSoRegOperand(const MCInst *MI, unsigned OpNum) {}
void printT2SOOperand(const MCInst *MI, unsigned OpNum);
void printT2AddrModeImm12Operand(const MCInst *MI, unsigned OpNum);
void printT2AddrModeImm8Operand(const MCInst *MI, unsigned OpNum);
void printT2AddrModeImm8s4Operand(const MCInst *MI, unsigned OpNum);
void printT2AddrModeImm8OffsetOperand(const MCInst *MI, unsigned OpNum);
void printT2AddrModeImm8s4OffsetOperand(const MCInst *MI, unsigned OpNum);
void printT2AddrModeSoRegOperand(const MCInst *MI, unsigned OpNum);
void printCPSOptionOperand(const MCInst *MI, unsigned OpNum) {}
void printMSRMaskOperand(const MCInst *MI, unsigned OpNum) {}
void printNegZeroOperand(const MCInst *MI, unsigned OpNum) {}
void printCPSOptionOperand(const MCInst *MI, unsigned OpNum);
void printMSRMaskOperand(const MCInst *MI, unsigned OpNum);
void printNegZeroOperand(const MCInst *MI, unsigned OpNum);
void printPredicateOperand(const MCInst *MI, unsigned OpNum);
void printMandatoryPredicateOperand(const MCInst *MI, unsigned OpNum);
void printSBitModifierOperand(const MCInst *MI, unsigned OpNum);
@@ -82,10 +82,10 @@ public:
const char *Modifier);
void printJTBlockOperand(const MCInst *MI, unsigned OpNum) {}
void printJT2BlockOperand(const MCInst *MI, unsigned OpNum) {}
void printTBAddrMode(const MCInst *MI, unsigned OpNum) {}
void printTBAddrMode(const MCInst *MI, unsigned OpNum);
void printNoHashImmediate(const MCInst *MI, unsigned OpNum);
void printVFPf32ImmOperand(const MCInst *MI, int OpNum) {}
void printVFPf64ImmOperand(const MCInst *MI, int OpNum) {}
void printVFPf32ImmOperand(const MCInst *MI, unsigned OpNum);
void printVFPf64ImmOperand(const MCInst *MI, unsigned OpNum);
void printHex8ImmOperand(const MCInst *MI, int OpNum) {}
void printHex16ImmOperand(const MCInst *MI, int OpNum) {}
void printHex32ImmOperand(const MCInst *MI, int OpNum) {}