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Merge remote-tracking branch 'zachesez/ppc_cr_read_fix' into dev

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This commit is contained in:
mio
2022-07-23 20:46:40 +08:00
parent 6d283cf464 2b25867e4b
commit 6db6790ec2
2 changed files with 18 additions and 1 deletions
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2
qemu/target/ppc/unicorn.c
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@@ -292,7 +292,7 @@ static void reg_write(CPUPPCState *env, unsigned int regid, const void *value)
break; break;
case UC_PPC_REG_CR: case UC_PPC_REG_CR:
val = *(uint32_t *)value; val = *(uint32_t *)value;
for (i = 0; i < 8; i++) { for (i = 7; i >= 0; i--) {
env->crf[i] = val & 0b1111; env->crf[i] = val & 0b1111;
val >>= 4; val >>= 4;
} }

17
tests/unit/test_ppc.c
View File

@@ -89,7 +89,24 @@ static void test_ppc32_sc(void)
OK(uc_close(uc)); OK(uc_close(uc));
} }
static void test_ppc32_cr(void)
{
uc_engine *uc;
uint32_t r_cr = 0x12345678;
uc_common_setup(&uc, UC_ARCH_PPC, UC_MODE_32 | UC_MODE_BIG_ENDIAN, NULL, 0);
OK(uc_reg_write(uc, UC_PPC_REG_CR, &r_cr));
r_cr = 0;
OK(uc_reg_read(uc, UC_PPC_REG_CR, &r_cr));
TEST_CHECK(r_cr == 0x12345678);
OK(uc_close(uc));
}
TEST_LIST = {{"test_ppc32_add", test_ppc32_add}, TEST_LIST = {{"test_ppc32_add", test_ppc32_add},
{"test_ppc32_fadd", test_ppc32_fadd}, {"test_ppc32_fadd", test_ppc32_fadd},
{"test_ppc32_sc", test_ppc32_sc}, {"test_ppc32_sc", test_ppc32_sc},
{"test_ppc32_cr", test_ppc32_cr},
{NULL, NULL}}; {NULL, NULL}};