Mercurial > pub > dyncall > dyncall
diff dyncallback/dyncall_args_mips_o32.c @ 302:d55f9d508074
- mips softfloat support for o32 callconv (calls and callbacks, little and big endian)
- cleanup of some mips files, removed unnecessary file, renamings..
- doc/manual cleanups, changelog entry
| author | Tassilo Philipp |
|---|---|
| date | Mon, 21 May 2018 02:48:12 +0200 |
| parents | f5577f6bf97a |
| children | 71c884e610f0 |
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--- a/dyncallback/dyncall_args_mips_o32.c Sun May 20 02:23:44 2018 +0200 +++ b/dyncallback/dyncall_args_mips_o32.c Mon May 21 02:48:12 2018 +0200 @@ -29,7 +29,12 @@ DCint dcbArgInt(DCArgs* p) { DCint value; - p->freg_count = 2; /* first int will disable float reg use. */ + +#if defined(DC__ABI_HARDFLOAT) + /* first int will disable float reg use. */ + p->freg_count = 2; +#endif /* DC__ABI_HARDFLOAT */ + value = *((int*)p->stackptr); p->stackptr += sizeof(int); return value; @@ -63,19 +68,23 @@ DCfloat dcbArgFloat(DCArgs* p) { DCfloat result; + +#if defined(DC__ABI_HARDFLOAT) if(p->freg_count < 2) { /* Stored float regs (max 2) are always 8b aligned. The way we look them up, */ /* relative to a diverging p->stackptr, we need consider this. Only works */ /* with up to two float args, which is all we need. Hacky, but saves us */ /* from one more variable and more bookkeeping in DCArgs. */ result = ((DCfloat*)(p->stackptr + ((int)p->stackptr & 4)) - 4) /* '-4' b/c those regs are stored right before the args */ -#if defined(DC__Endian_LITTLE) +# if defined(DC__Endian_LITTLE) [0]; -#else +# else [1]; -#endif +# endif ++p->freg_count; - } else { + } else +#endif /* DC__ABI_HARDFLOAT */ + { result = *((DCfloat*)p->stackptr); } p->stackptr += sizeof(DCfloat); @@ -88,12 +97,16 @@ DCfloat f[2]; } d; p->stackptr += ((int)p->stackptr & 4); /* Skip one slot if not aligned. */ + +#if defined(DC__ABI_HARDFLOAT) if(p->freg_count < 2) { /*result = *((DCdouble*)p->stackptr-2); this changes the value, slightly*/ d.f[0] = ((DCfloat*)p->stackptr-4)[0]; /* '-4' b/c those regs are stored right before the args */ d.f[1] = ((DCfloat*)p->stackptr-4)[1]; ++p->freg_count; - } else { + } else +#endif /* DC__ABI_HARDFLOAT */ + { /*result = *((DCdouble*)p->stackptr); this changes the value, slightly*/ d.f[0] = ((DCfloat*)p->stackptr)[0]; d.f[1] = ((DCfloat*)p->stackptr)[1];