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| #define STACK_REFPLUS 1
|
| #ifdef SLP_EVAL
| #define STACK_MAGIC 0
|
| #define REGS_TO_SAVE "s0", "s1", "s2", "s3", "s4", "s5", \
| "s6", "s7", "s8", "s9", "s10", "s11", "fs0", "fs1", \
| "fs2", "fs3", "fs4", "fs5", "fs6", "fs7", "fs8", "fs9", \
| "fs10", "fs11"
|
| static int
| slp_switch(void)
| {
| int ret;
| long *stackref, stsizediff;
| __asm__ volatile ("" : : : REGS_TO_SAVE);
| __asm__ volatile ("mv %0, sp" : "=r" (stackref) : );
| {
| SLP_SAVE_STATE(stackref, stsizediff);
| __asm__ volatile (
| "add sp, sp, %0\n\t"
| : /* no outputs */
| : "r" (stsizediff)
| );
| SLP_RESTORE_STATE();
| }
| __asm__ volatile ("" : : : REGS_TO_SAVE);
| __asm__ volatile ("mv %0, zero" : "=r" (ret) : );
| return ret;
| }
|
| #endif
|
|
