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For #2689, Support loongarch, loongson CPU. v5.0.19

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winlin 2021-10-24 13:29:14 +08:00
parent a86f3905b2
commit 5b44cc6a17
11 changed files with 3481 additions and 6 deletions
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31
trunk/3rdparty/st-srs/tools/verify/verify.c vendored
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@ -48,6 +48,37 @@ void verify_jmpbuf()
unsigned char* p = (unsigned char*)ctx[0].__jb;
print_buf(p, nn_jb);
}
#elif __loongarch__
void verify_jmpbuf()
{
// https://github.com/ossrs/state-threads/issues/24#porting
register void* ra asm("r1"); // r1, ra, Return address
register void* sp asm("r3"); // r3, sp, Stack pointer
register void* fp asm("r22"); // r22, fp, Frame pointer
// r23-r31, s0-s8, Subroutine register variable
register void* s0 asm("r23");
register void* s1 asm("r24");
register void* s2 asm("r25");
register void* s3 asm("r26");
register void* s4 asm("r27");
register void* s5 asm("r28");
register void* s6 asm("r29");
register void* s7 asm("r30");
register void* s8 asm("r31");
jmp_buf ctx = {0};
int r0 = _st_md_cxt_save(ctx);
if (!r0) {
_st_md_cxt_restore(ctx, 1); // Restore/Jump to previous line, set r0 to 1.
}
printf("sp=%p, ra=%p, fp=%p, s0=%p, s1=%p, s2=%p, s3=%p, s4=%p, s5=%p, s6=%p, s7=%p, s7=%p\n",
sp, ra, fp, s0, s1, s2, s3, s4, s5, s6, s7, s8);
int nn_jb = sizeof(ctx[0].__jmpbuf);
unsigned char* p = (unsigned char*)ctx[0].__jmpbuf;
print_buf(p, nn_jb);
}
#endif
#endif