diff options
| -rw-r--r-- | tests/test-i386-code16.S | 17 | ||||
| -rw-r--r-- | tests/test-i386.c | 18 |
2 files changed, 35 insertions, 0 deletions
diff --git a/tests/test-i386-code16.S b/tests/test-i386-code16.S index 446f0d7bf1..78ecc1f77e 100644 --- a/tests/test-i386-code16.S +++ b/tests/test-i386-code16.S @@ -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 + + +
\ No newline at end of file diff --git a/tests/test-i386.c b/tests/test-i386.c index c2c3323948..d5fe1c402c 100644 --- a/tests/test-i386.c +++ b/tests/test-i386.c @@ -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]; |