motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 00:03:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

more precise TLB invalidation - init cleanup

Browse source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@596 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-02-03 23:28:30 +00:00
parent 64a595f26a
commit 1ac157da77
3 changed files with 74 additions and 48 deletions
Download patch file Download diff file Expand all files Collapse all files

14
target-i386/helper.c
View file

@ -424,8 +424,7 @@ static void switch_tss(int tss_selector,
env->tr.flags = e2 & ~DESC_TSS_BUSY_MASK;
if ((type & 8) && (env->cr[0] & CR0_PG_MASK)) {
env->cr[3] = new_cr3;
cpu_x86_update_cr3(env);
cpu_x86_update_cr3(env, new_cr3);
}
/* load all registers without an exception, then reload them with
@ -1775,13 +1774,18 @@ void helper_lret_protected(int shift, int addend)
void helper_movl_crN_T0(int reg)
{
env->cr[reg] = T0;
switch(reg) {
case 0:
cpu_x86_update_cr0(env);
cpu_x86_update_cr0(env, T0);
break;
case 3:
cpu_x86_update_cr3(env);
cpu_x86_update_cr3(env, T0);
break;
case 4:
cpu_x86_update_cr4(env, T0);
break;
default:
env->cr[reg] = T0;
break;
}
}