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#include <stdio.h>
void do_pushb_pos ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
".byte 0x6A,0x22\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf(" pushb_pos: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_pushb_neg ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
".byte 0x6A,0xEE\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf(" pushb_neg: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_pushw_pos ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
"pushw $0x3344\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf(" pushw_neg: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_pushw_neg ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
"pushw $0xDDCC\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf(" pushw_pos: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_pushl_pos ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
"pushl $0x67675656\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf(" pushl_pos: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_pushl_neg ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
"pushl $0x98988787\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf(" pushl_neg: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_66pushb_pos ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
".byte 0x66,0x6A,0x22\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf("66pushb_pos: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
void do_66pushb_neg ( void )
{
unsigned int block[3];
__asm__ __volatile__ (
"movl %0, %%edx\n\t"
"pushl $0x55555555\n\t"
"movl %%esp, 0(%%edx)\n\t"
".byte 0x66,0x6A,0xEE\n\t"
"movl %%esp, 4(%%edx)\n\t"
"popl %%eax\n\t"
"movl %%eax,8(%%edx)\n\t"
"movl 0(%%edx),%%esp\n\t"
"addl $4, %%esp"
: : "r"(&block) : "eax","edx","cc","memory"
);
printf("66pushb_neg: delta %d, top32 0x%08x\n",
block[0] - block[1], block[2]);
}
int main ( void )
{
do_pushb_pos();
do_pushb_neg();
do_pushw_pos();
do_pushw_neg();
do_pushl_pos();
do_pushl_neg();
do_66pushb_pos();
do_66pushb_neg();
return 0;
}
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