1ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#include "tests/asm.h" 2ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#include <stdio.h> 3ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 4ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownint arg = 0; 5ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownint res = 0; 6ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 7ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownextern void loop_plain ( void ); 8ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownasm("\n" 9ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown".text\n" 10ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff BrownVG_SYM(loop_plain) ":\n" 11ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpushl %ecx\n" 12ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl $999, %eax\n" 13ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl " VG_SYM(arg) ", %ecx\n" 14ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 15ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"0:\n" 16ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 17ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 18ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 19ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tloop 0b\n" 20ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 21ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl %eax, " VG_SYM(res) "\n" 22ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpopl %ecx\n" 23ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tret\n" 24ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown); 25ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 26ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownextern void loop_ne ( void ); 27ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownasm("\n" 28ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown".text\n" 29ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff BrownVG_SYM(loop_ne) ":\n" 30ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpushl %ecx\n" 31ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl $999, %eax\n" 32ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl " VG_SYM(arg) ", %ecx\n" 33ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 34ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"0:\n" 35ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 36ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 37ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 38ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tloopne 0b\n" 39ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 40ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl %eax, " VG_SYM(res) "\n" 41ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpopl %ecx\n" 42ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tret\n" 43ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown); 44ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 45ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownextern void loop_e ( void ); 46ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownasm("\n" 47ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown".text\n" 48ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff BrownVG_SYM(loop_e) ":\n" 49ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpushl %ecx\n" 50ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl $999, %eax\n" 51ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl " VG_SYM(arg) ", %ecx\n" 52ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 53ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"0:\n" 54ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 55ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 56ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tdecl %eax\n" 57ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* invert the Z flag */ 58ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpushfl\n" 59ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\txorl $64, 0(%esp)\n" 60ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpopfl\n" 61ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tloope 0b\n" 62ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 63ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tmovl %eax, " VG_SYM(res) "\n" 64ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tpopl %ecx\n" 65ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown"\tret\n" 66ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown); 67ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 68ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownint main ( void ) 69ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown{ 70ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown res = 0; arg = 10; loop_plain(); printf("res = %d\n", res); 71ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 72ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown res = 0; arg = 10; loop_ne(); printf("res = %d\n", res); 73ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown res = 0; arg = 500; loop_ne(); printf("res = %d\n", res); 74ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 75ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown res = 0; arg = 10; loop_e(); printf("res = %d\n", res); 76ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown res = 0; arg = 500; loop_e(); printf("res = %d\n", res); 77ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown 78ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown return 0; 79ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown} 80