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Avoid updating CR3 when writing CR1 and CR2

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This commit is contained in:
elicn
2024-09-28 22:11:54 +03:00
parent 433bb163d9
commit 6cb9bfe5c0
1 changed files with 4 additions and 0 deletions
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4
qemu/target/i386/unicorn.c
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@@ -1156,6 +1156,8 @@ uc_err reg_write(void *_env, int mode, unsigned int regid, const void *value,
goto write_cr; goto write_cr;
case UC_X86_REG_CR1: case UC_X86_REG_CR1:
case UC_X86_REG_CR2: case UC_X86_REG_CR2:
CHECK_REG_TYPE(uint32_t);
goto write_cr;
case UC_X86_REG_CR3: case UC_X86_REG_CR3:
CHECK_REG_TYPE(uint32_t); CHECK_REG_TYPE(uint32_t);
cpu_x86_update_cr3(env, *(uint32_t *)value); cpu_x86_update_cr3(env, *(uint32_t *)value);
@@ -1396,6 +1398,8 @@ uc_err reg_write(void *_env, int mode, unsigned int regid, const void *value,
goto write_cr64; goto write_cr64;
case UC_X86_REG_CR1: case UC_X86_REG_CR1:
case UC_X86_REG_CR2: case UC_X86_REG_CR2:
CHECK_REG_TYPE(uint64_t);
goto write_cr64;
case UC_X86_REG_CR3: case UC_X86_REG_CR3:
CHECK_REG_TYPE(uint64_t); CHECK_REG_TYPE(uint64_t);
cpu_x86_update_cr3(env, *(uint32_t *)value); cpu_x86_update_cr3(env, *(uint32_t *)value);