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Add UC_PPC_REG_CR

This commit is contained in:
lazymio 2022-02-15 22:07:53 +01:00
parent c10639fd46
commit 27ef63cc8d
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GPG Key ID: DFF27E34A47CB873
2 changed files with 17 additions and 2 deletions
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3
include/unicorn/ppc.h
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@ -417,7 +417,8 @@ typedef enum uc_ppc_reg {
UC_PPC_REG_XER,
UC_PPC_REG_CTR,
UC_PPC_REG_MSR,
UC_PPC_REG_FPSCR
UC_PPC_REG_FPSCR,
UC_PPC_REG_CR
} uc_ppc_reg;
#ifdef __cplusplus

16
qemu/target/ppc/unicorn.c
View File

@ -196,6 +196,13 @@ static void reg_read(CPUPPCState *env, unsigned int regid, void *value)
case UC_PPC_REG_CR7:
*(uint32_t *)value = env->crf[regid - UC_PPC_REG_CR0];
break;
case UC_PPC_REG_CR: {
uint32_t cr = 0;
for (int i = 0; i < 8; i++) {
cr <<= 4;
cr |= env->crf[i];
}
} break;
case UC_PPC_REG_LR:
*(ppcreg_t *)value = env->lr;
break;
@ -270,8 +277,15 @@ static void reg_write(CPUPPCState *env, unsigned int regid, const void *value)
case UC_PPC_REG_CR5:
case UC_PPC_REG_CR6:
case UC_PPC_REG_CR7:
env->crf[regid - UC_PPC_REG_CR0] = *(uint32_t *)value;
env->crf[regid - UC_PPC_REG_CR0] = (*(uint32_t *)value) & 0b1111;
break;
case UC_PPC_REG_CR: {
uint32_t cr = *(uint32_t *)value;
for (int i = 0; i < 8; i++) {
env->crf[i] = cr & 0b1111;
cr >>= 4;
}
} break;
case UC_PPC_REG_LR:
env->lr = *(ppcreg_t *)value;
break;