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ltr for x86_64 should check the upper descriptor type, by Bernhard Kauer.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2582 c046a42c-6fe2-441c-8c8c-71466251a162
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ths 2007-04-02 08:56:24 +00:00
parent 28c1c65633
commit b0ee3ff06e
1 changed files with 4 additions and 1 deletions
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5
target-i386/helper.c
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@ -1864,8 +1864,11 @@ void helper_ltr_T0(void)
raise_exception_err(EXCP0B_NOSEG, selector & 0xfffc);
#ifdef TARGET_X86_64
if (env->hflags & HF_LMA_MASK) {
uint32_t e3;
uint32_t e3, e4;
e3 = ldl_kernel(ptr + 8);
e4 = ldl_kernel(ptr + 12);
if ((e4 >> DESC_TYPE_SHIFT) & 0xf)
raise_exception_err(EXCP0D_GPF, selector & 0xfffc);
load_seg_cache_raw_dt(&env->tr, e1, e2);
env->tr.base |= (target_ulong)e3 << 32;
} else