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iret and popl (%esp) tests

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@264 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-06-24 13:29:40 +00:00
parent 7d83131cc5
commit dd3587f38e
2 changed files with 35 additions and 0 deletions
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17
tests/test-i386-code16.S
View File

@ -77,4 +77,21 @@ myfunc2:
code16_end:
/* other 32 bits tests */
.code32
.globl func_lret32
func_lret32:
movl $0x87654321, %eax
lret
.globl func_iret32
func_iret32:
movl $0xabcd4321, %eax
iret

18
tests/test-i386.c
View File

@ -937,6 +937,9 @@ void test_code16(void)
printf("func3() = 0x%08x\n", res);
}
extern char func_lret32;
extern char func_iret32;
void test_misc(void)
{
char table[256];
@ -946,6 +949,21 @@ void test_misc(void)
res = 0x12345678;
asm ("xlat" : "=a" (res) : "b" (table), "0" (res));
printf("xlat: EAX=%08x\n", res);
asm volatile ("pushl %%cs ; call %1"
: "=a" (res)
: "m" (func_lret32): "memory", "cc");
printf("func_lret32=%x\n", res);
asm volatile ("pushfl ; pushl %%cs ; call %1"
: "=a" (res)
: "m" (func_iret32): "memory", "cc");
printf("func_iret32=%x\n", res);
/* specific popl test */
asm volatile ("pushl $12345432 ; pushl $0x9abcdef ; popl (%%esp) ; popl %0"
: "=g" (res));
printf("popl esp=%x\n", res);
}
uint8_t str_buffer[4096];