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exec_start.c
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exec_start.c
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/*
Copyright (C) 2001-2006, Parrot Foundation.
$Id$
=head1 NAME
src/exec_start.c - Call compiled code
=head1 SYNOPSIS
I<What goes here?>
=head1 DESCRIPTION
Exec is a tool for using the JIT at compile time to generate native
executables.
=head2 Functions
=over 4
=cut
*/
#include "parrot/parrot.h"
#include "parrot/string.h"
#include "parrot/exec.h"
#include "jit.h"
#define JIT_EMIT 1
#include "jit_emit.h"
#include "parrot/embed.h"
opcode_t* run_compiled(PARROT_INTERP,
opcode_t *cur_opcode, opcode_t *code_start);
/*
=item C<int main(int argc, char * argv[])>
The run-loop.
=cut
*/
int
main(int argc, char * argv[])
{
/* long * opp; */
Interp * interp;
PackFile * pf;
opcode_t * code_start;
extern char * program_code;
/* extern long opcode_map; */
/* extern int bytecode_offset; */
#if defined(JIT_CGP)
extern void * exec_prederef_code;
#endif
/* extern int Parrot_exec_run; */
/* extern PackFile_Constant *exec_const_table; */
/* extern PackFile_Constant const_table; */
extern Interp interpre;
/* s. exec.c */
/* Parrot_exec_run = 1; */
/* s. packfile.c (PackFile_ConstTable_unpack()) */
/* exec_const_table = &const_table; */
interp = Parrot_new(NULL);
if (!interp) {
return 1;
}
/* run_native = run_compiled; */
/* TODO make also a shared variant of PackFile_new */
pf = PackFile_new(interp, 0);
if (!PackFile_unpack(interp, pf, (opcode_t *)(&program_code),
sizeof (&program_code)))
{
printf("Can't unpack.\n");
return 1;
}
Parrot_pbc_load(interp, pf);
PackFile_fixup_subs(interp, PBC_PBC, NULL);
/* opcode_map has the offset of each opcode in the compiled code
* this modifies it to be address of the opcode.
*/
/*
opp = &opcode_map;
for (i = 0; i < (int)interpre.code->base.size; i++) {
opp[i] += (long)run_compiled;
}
*/
#if defined(JIT_CGP)
exec_init_prederef(interp, &exec_prederef_code);
#endif
/* Parrot_set_run_core(interp, PARROT_EXEC_CORE);
interp->code->base.data =
(opcode_t *)&((&program_code)[bytecode_offset]);
Parrot_exec_run = 0; */
Parrot_runcode(interp, argc, argv);
/*
run_compiled(interp,
(opcode_t *)&((&program_code)[bytecode_offset]));
*/
Parrot_exit(interp, 0);
}
/*
=back
=head1 SEE ALSO
F<include/parrot/exec.h>, F<src/exec_save.h>, F<src/exec.c>
and F<compilers/imcc/main.c>.
=head1 HISTORY
Initial version by Daniel Grunblatt on 2003.6.9
=cut
*/
/*
* Local variables:
* c-file-style: "parrot"
* End:
* vim: expandtab shiftwidth=4:
*/