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[Hexagon] Resubmission of 220427

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Modified library structure to deal with circular dependency between HexagonInstPrinter and HexagonMCInst.
Adding encoding bits for add opcode.
Adding llvm-mc tests.
Removing unit tests.

http://reviews.llvm.org/D5624

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220584 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Colin LeMahieu
2014-10-24 19:00:32 +00:00
parent a36665918f
commit 8699f5390b
23 changed files with 247 additions and 291 deletions
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34
lib/Target/Hexagon/Disassembler/HexagonDisassembler.cpp
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@@ -48,6 +48,40 @@ public:
};
}
static const uint16_t IntRegDecoderTable[] = {
Hexagon::R0, Hexagon::R1, Hexagon::R2, Hexagon::R3, Hexagon::R4,
Hexagon::R5, Hexagon::R6, Hexagon::R7, Hexagon::R8, Hexagon::R9,
Hexagon::R10, Hexagon::R11, Hexagon::R12, Hexagon::R13, Hexagon::R14,
Hexagon::R15, Hexagon::R16, Hexagon::R17, Hexagon::R18, Hexagon::R19,
Hexagon::R20, Hexagon::R21, Hexagon::R22, Hexagon::R23, Hexagon::R24,
Hexagon::R25, Hexagon::R26, Hexagon::R27, Hexagon::R28, Hexagon::R29,
Hexagon::R30, Hexagon::R31};
static const uint16_t PredRegDecoderTable[] = {Hexagon::P0, Hexagon::P1,
Hexagon::P2, Hexagon::P3};
static DecodeStatus DecodeIntRegsRegisterClass(MCInst &Inst, unsigned RegNo,
uint64_t /*Address*/,
void const *Decoder) {
if (RegNo > 31)
return MCDisassembler::Fail;
unsigned Register = IntRegDecoderTable[RegNo];
Inst.addOperand(MCOperand::CreateReg(Register));
return MCDisassembler::Success;
}
static DecodeStatus DecodePredRegsRegisterClass(MCInst &Inst, unsigned RegNo,
uint64_t /*Address*/,
void const *Decoder) {
if (RegNo > 3)
return MCDisassembler::Fail;
unsigned Register = PredRegDecoderTable[RegNo];
Inst.addOperand(MCOperand::CreateReg(Register));
return MCDisassembler::Success;
}
#include "HexagonGenDisassemblerTables.inc"
static MCDisassembler *createHexagonDisassembler(Target const &T,