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Second try of initial ARM/Thumb disassembler check-in. It consists of a tablgen

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backend (ARMDecoderEmitter) 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.

Reviewed by Chris Latter and Bob Wilson.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100233 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Johnny Chen
2010-04-02 22:27:38 +00:00
parent 7626476733
commit b68a3ee82a
16 changed files with 8499 additions and 2 deletions
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7
utils/TableGen/TableGen.cpp
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@ -31,6 +31,7 @@
#include "OptParserEmitter.h"
#include "Record.h"
#include "RegisterInfoEmitter.h"
#include "ARMDecoderEmitter.h"
#include "SubtargetEmitter.h"
#include "TGParser.h"
#include "llvm/Support/CommandLine.h"
@ -47,6 +48,7 @@ enum ActionType {
GenEmitter,
GenRegisterEnums, GenRegister, GenRegisterHeader,
GenInstrEnums, GenInstrs, GenAsmWriter, GenAsmMatcher,
GenARMDecoder,
GenDisassembler,
GenCallingConv,
GenClangDiagsDefs,
@ -83,6 +85,8 @@ namespace {
"Generate calling convention descriptions"),
clEnumValN(GenAsmWriter, "gen-asm-writer",
"Generate assembly writer"),
clEnumValN(GenARMDecoder, "gen-arm-decoder",
"Generate decoders for ARM/Thumb"),
clEnumValN(GenDisassembler, "gen-disassembler",
"Generate disassembler"),
clEnumValN(GenAsmMatcher, "gen-asm-matcher",
@ -228,6 +232,9 @@ int main(int argc, char **argv) {
case GenAsmWriter:
AsmWriterEmitter(Records).run(*Out);
break;
case GenARMDecoder:
ARMDecoderEmitter(Records).run(*Out);
break;
case GenAsmMatcher:
AsmMatcherEmitter(Records).run(*Out);
break;