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load_helper only call cpu_loop_exit() when emulation is running

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The load_helper is sometimes called from register writes. When the load
fails check if emulation is running before jump out of the emulated code.
This commit is contained in:
Takacs, Philipp
2023-05-09 14:20:11 +02:00
parent 1d9c5c7653
commit 073c4b74ca
2 changed files with 35 additions and 15 deletions
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12
tests/unit/test_x86.c
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@@ -1415,6 +1415,17 @@ static void test_x86_vtlb(void)
OK(uc_close(uc));
}
static void test_x86_segmentation()
{
uc_engine *uc;
uint64_t fs = 0x53;
uc_x86_mmr gdtr = { 0, 0xfffff8076d962000, 0x57, 0 };
OK(uc_open(UC_ARCH_X86, UC_MODE_64, &uc));
OK(uc_reg_write(uc, UC_X86_REG_GDTR, &gdtr));
uc_assert_err(UC_ERR_EXCEPTION, uc_reg_write(uc, UC_X86_REG_FS, &fs));
}
TEST_LIST = {
{"test_x86_in", test_x86_in},
@@ -1461,4 +1472,5 @@ TEST_LIST = {
{"test_x86_16_incorrect_ip", test_x86_16_incorrect_ip},
{"test_x86_mmu", test_x86_mmu},
{"test_x86_vtlb", test_x86_vtlb},
{"test_x86_segmentation", test_x86_segmentation},
{NULL, NULL}};