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Reduce size of ARMInstructionInfo

This commit is contained in:
Jeffrey Pfau 2014-10-02 04:38:50 -07:00
parent c6954bcb4a
commit f30a625b51
1 changed files with 14 additions and 14 deletions
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28
src/arm/decoder.h
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@ -89,7 +89,7 @@ enum ARMShifterOperation {
union ARMOperand {
struct {
uint8_t reg;
enum ARMShifterOperation shifterOp;
uint8_t shifterOp;
union {
uint8_t shifterReg;
uint8_t shifterImm;
@ -110,9 +110,9 @@ enum ARMMemoryAccessType {
struct ARMMemoryAccess {
uint8_t baseReg;
uint8_t width;
uint16_t format;
union ARMOperand offset;
enum ARMMemoryAccessType width;
};
enum ARMMnemonic {
@ -167,25 +167,25 @@ enum {
};
struct ARMInstructionInfo {
enum ExecutionMode execMode;
uint32_t opcode;
enum ARMMnemonic mnemonic;
union ARMOperand op1;
union ARMOperand op2;
union ARMOperand op3;
union ARMOperand op4;
struct ARMMemoryAccess memory;
int operandFormat;
int branches;
int traps;
int affectsCPSR;
int condition;
int sDataCycles;
int nDataCycles;
int sInstructionCycles;
int nInstructionCycles;
int iCycles;
int cCycles;
unsigned execMode : 1;
bool branches : 1;
bool traps : 1;
bool affectsCPSR : 1;
unsigned condition : 4;
unsigned mnemonic : 6;
unsigned iCycles : 2;
unsigned cCycles : 4;
unsigned sDataCycles : 10;
unsigned nDataCycles : 10;
unsigned sInstructionCycles : 4;
unsigned nInstructionCycles : 4;
};
void ARMDecodeARM(uint32_t opcode, struct ARMInstructionInfo* info);