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Merge pull request #137 from andreas-schwab/master
Add support for RISC-V
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Original file line number | Diff line number | Diff line change |
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#define STACK_REFPLUS 1 | ||
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#ifdef SLP_EVAL | ||
#define STACK_MAGIC 0 | ||
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#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" | ||
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static int | ||
slp_switch(void) | ||
{ | ||
register int ret; | ||
register 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; | ||
} | ||
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#endif |
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