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/*
Package: dyncall
Library: dyncallback
File: dyncallback/dyncall_args_x64.c
Description: Callback's Arguments VM - Implementation for x64
License:
Copyright (c) 2007-2011 Daniel Adler <dadler@uni-goettingen.de>,
Tassilo Philipp <tphilipp@potion-studios.com>
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "dyncall_args_x64.h"
static int64* arg_i64(DCArgs* args)
{
if (args->reg_count.i < numIntRegs)
return &args->reg_data.i[args->reg_count.i++];
else
return args->stack_ptr++;
}
static double* arg_f64(DCArgs* args)
{
if (args->reg_count.f < numFloatRegs)
return &args->reg_data.f[args->reg_count.f++];
else
{
return (double*)args->stack_ptr++;
}
}
// ----------------------------------------------------------------------------
// C API implementation:
// base operations:
DClonglong dcbArgLongLong (DCArgs* p) { return *arg_i64(p); }
DCint dcbArgInt (DCArgs* p) { return (int) dcbArgLongLong(p); }
DClong dcbArgLong (DCArgs* p) { return (long) dcbArgLongLong(p); }
DCchar dcbArgChar (DCArgs* p) { return (char) dcbArgLongLong(p); }
DCshort dcbArgShort (DCArgs* p) { return (short) dcbArgLongLong(p); }
DCbool dcbArgBool (DCArgs* p) { return (dcbArgInt(p) == 0) ? 0 : 1; }
DCuint dcbArgUInt (DCArgs* p) { return (DCuint) dcbArgInt(p); }
DCuchar dcbArgUChar (DCArgs* p) { return (DCuchar) dcbArgChar(p); }
DCushort dcbArgUShort (DCArgs* p) { return (DCushort) dcbArgShort(p); }
DCulong dcbArgULong (DCArgs* p) { return (DCulong) dcbArgLong(p); }
DCulonglong dcbArgULongLong(DCArgs* p) { return (DCulonglong) dcbArgLongLong(p); }
DCpointer dcbArgPointer (DCArgs* p) { return (DCpointer) dcbArgLongLong(p); }
DCdouble dcbArgDouble (DCArgs* p) { return *arg_f64(p); }
DCfloat dcbArgFloat (DCArgs* p) { return *(float*)arg_f64(p); }
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