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generate GPF if non canonical addresses

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1681 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-12-04 18:46:06 +00:00
parent 56c8f68f1d
commit 54ca9095f0
3 changed files with 8 additions and 5 deletions
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7
target-i386/helper2.c
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@ -566,6 +566,7 @@ int cpu_x86_handle_mmu_fault(CPUX86State *env, target_ulong addr,
env->cr[2] = addr;
env->error_code = (is_write << PG_ERROR_W_BIT);
env->error_code |= PG_ERROR_U_MASK;
env->exception_index = EXCP0E_PAGE;
return 1;
}
@ -620,8 +621,9 @@ int cpu_x86_handle_mmu_fault(CPUX86State *env, target_ulong addr,
/* test virtual address sign extension */
sext = (int64_t)addr >> 47;
if (sext != 0 && sext != -1) {
error_code = 0;
goto do_fault;
env->error_code = 0;
env->exception_index = EXCP0D_GPF;
return 1;
}
pml4e_addr = ((env->cr[3] & ~0xfff) + (((addr >> 39) & 0x1ff) << 3)) &
@ -862,6 +864,7 @@ int cpu_x86_handle_mmu_fault(CPUX86State *env, target_ulong addr,
(env->cr[4] & CR4_PAE_MASK))
error_code |= PG_ERROR_I_D_MASK;
env->error_code = error_code;
env->exception_index = EXCP0E_PAGE;
return 1;
}