| 0,0 → 1,41 |
|---|
| #ifndef _ASM_X86_RMWcc |
| #define _ASM_X86_RMWcc |
| |
| #ifdef CC_HAVE_ASM_GOTO |
| |
| #define __GEN_RMWcc(fullop, var, cc, ...) \ |
| do { \ |
| asm_volatile_goto (fullop "; j" cc " %l[cc_label]" \ |
| : : "m" (var), ## __VA_ARGS__ \ |
| : "memory" : cc_label); \ |
| return 0; \ |
| cc_label: \ |
| return 1; \ |
| } while (0) |
| |
| #define GEN_UNARY_RMWcc(op, var, arg0, cc) \ |
| __GEN_RMWcc(op " " arg0, var, cc) |
| |
| #define GEN_BINARY_RMWcc(op, var, vcon, val, arg0, cc) \ |
| __GEN_RMWcc(op " %1, " arg0, var, cc, vcon (val)) |
| |
| #else /* !CC_HAVE_ASM_GOTO */ |
| |
| #define __GEN_RMWcc(fullop, var, cc, ...) \ |
| do { \ |
| char c; \ |
| asm volatile (fullop "; set" cc " %1" \ |
| : "+m" (var), "=qm" (c) \ |
| : __VA_ARGS__ : "memory"); \ |
| return c != 0; \ |
| } while (0) |
| |
| #define GEN_UNARY_RMWcc(op, var, arg0, cc) \ |
| __GEN_RMWcc(op " " arg0, var, cc) |
| |
| #define GEN_BINARY_RMWcc(op, var, vcon, val, arg0, cc) \ |
| __GEN_RMWcc(op " %2, " arg0, var, cc, vcon (val)) |
| |
| #endif /* CC_HAVE_ASM_GOTO */ |
| |
| #endif /* _ASM_X86_RMWcc */ |