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Implement MRS

This commit is contained in:
Jeffrey Pfau 2013-04-18 00:06:48 -07:00
parent b3832205fc
commit fdf36f5820
1 changed files with 8 additions and 2 deletions
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10
src/arm/isa-arm.c
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@ -604,8 +604,14 @@ DEFINE_INSTRUCTION_ARM(MSRR,
mask &= PSR_USER_MASK | PSR_PRIV_MASK | PSR_STATE_MASK;
cpu->spsr.packed = (cpu->spsr.packed & ~mask) | (operand & mask);)
DEFINE_INSTRUCTION_ARM(MRS, ARM_STUB)
DEFINE_INSTRUCTION_ARM(MRSR, ARM_STUB)
DEFINE_INSTRUCTION_ARM(MRS, \
int rd = (opcode >> 12) & 0xF; \
cpu->gprs[rd] = cpu->cpsr.packed;)
DEFINE_INSTRUCTION_ARM(MRSR, \
int rd = (opcode >> 12) & 0xF; \
cpu->gprs[rd] = cpu->spsr.packed;)
DEFINE_INSTRUCTION_ARM(MSRI, ARM_STUB)
DEFINE_INSTRUCTION_ARM(SWI, ARM_STUB)