static void
process_pu (PU_Info *pu_tree)
{
PU_Info *pu;
for (pu = pu_tree; pu != NULL; pu = PU_Info_next(pu)) {
Current_PU_Info = pu;
MEM_POOL_Push (MEM_pu_nz_pool_ptr);
Read_Local_Info (MEM_pu_nz_pool_ptr, pu);
if (vflag)
printf ("%*sProcessing PU: %s\n", indent, "",
ST_name(PU_Info_proc_sym(pu)));
indent += indent_inc;
Process_PU (pu);
process_stab (PU_Info_symtab_ptr(pu));
process_func (PU_Info_tree_ptr(pu));
if (PU_Info_child(pu)) {
process_pu (PU_Info_child(pu));
}
#ifdef WRITE_IRB
Write_PU_Info (pu);
#endif
indent -= indent_inc;
Free_Local_Info (pu);
MEM_POOL_Pop (MEM_pu_nz_pool_ptr);
}
}
static void
write_pu (PU_Info *pu_tree)
{
PU_Info *pu;
for (pu = pu_tree; pu != NULL; pu = PU_Info_next(pu)) {
Current_PU_Info = pu;
Write_PU_Info (pu);
}
}
static void
read_pu (PU_Info *pu_tree)
{
PU_Info *pu;
for (pu = pu_tree; pu != NULL; pu = PU_Info_next(pu)) {
Current_PU_Info = pu;
Read_Local_Info (MEM_pu_nz_pool_ptr, pu);
if (PU_Info_child(pu)) {
read_pu (PU_Info_child(pu));
}
}
}
INT
main (INT argc, /* Number of command line arguments */
char *argv[], /* Array of command line arguments */
char *envp[]) /* Array of environment pointers */
{
WN *pu;
INT32 ecount = 0, wcount = 0, local_ecount = 0, local_wcount = 0;
INT32 inp_file_count;
PU_Info *pu_tree, *current_pu;
/* Here are things that every process driver should do as soon as
* possible upon start-up.
*/
MEM_Initialize();
Init_Error_Handler(10);
Set_Error_Line(ERROR_LINE_UNKNOWN);
Set_Error_Phase("Whirl2c");
Set_Error_File(NULL); /* Use stderr */
Preconfigure(); /* Setup target and host specific info before flags */
Process_Common_Options(argc, argv, envp); /* Common options */
Configure(); /* Setup target and host specific info after flags */
Init_Operator_To_Opcode_Table();
/* Process the source files */
inp_file_count = Get_Irb_File_Name(argc, argv);
if (inp_file_count == 0)
{
Usage(argv[0]);
fprintf(stderr, "ERROR: missing input file on command-line\n");
}
else if (inp_file_count > 1)
{
Usage(argv[0]);
fprintf(stderr, "ERROR: too many input files on command-line\n");
}
else
{
/* Get the global symbol table, the string table, the constant table,
* and the initialization table, before initializing the translation
* to C.
*/
(void)Open_Input_Info(Irb_File_Name);
pu_tree = Read_Global_Info(NULL);
W2C_Process_Command_Line(argc, argv, argc, argv);
W2C_Init(TRUE/*emit_global_decls*/);
/* Loop thru all the PUs */
for (current_pu = pu_tree;
current_pu != NULL;
current_pu = PU_Info_next (current_pu)) {
Current_PU_Info = current_pu;
MEM_POOL_Push (MEM_pu_nz_pool_ptr);
Read_Local_Info (MEM_pu_nz_pool_ptr, current_pu);
pu = PU_Info_tree_ptr(current_pu);
W2C_Translate_Pu(pu, TRUE/*emit_global_decls*/);
if (PU_Info_child(current_pu)) {
fprintf(stderr, "WARNING: ignoring nested procedures in \"%s\"\n",
ST_name(PU_Info_proc_sym(current_pu)));
}
Free_Local_Info (current_pu);
MEM_POOL_Pop (MEM_pu_nz_pool_ptr);
} /* for each PU */
W2C_Fini(TRUE/*emit_global_decls*/);
Cleanup_Files(TRUE, FALSE);
}
/* If we've seen errors, note them and terminate: */
if (Get_Error_Count(&local_ecount, &local_wcount))
{
ecount += local_ecount;
wcount += local_wcount;
}
if ( ecount > 0 )
{
Local_Terminate();
Terminate(1);
}
exit(0);
} /* main */