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#include <stdio.h>
#include <assert.h>
#include "symbol.h"
#include "expression.h"
#include "linearize.h"
#include "flow.h"
static void output_bb(struct basic_block *bb, unsigned long generation)
{
struct instruction *insn;
bb->generation = generation;
printf(".L%p\n", bb);
FOR_EACH_PTR(bb->insns, insn) {
if (!insn->bb)
continue;
printf("\t%s\n", show_instruction(insn));
}
END_FOR_EACH_PTR(insn);
printf("\n");
}
static void output_fn(struct entrypoint *ep)
{
struct basic_block *bb;
unsigned long generation = ++bb_generation;
struct symbol *sym = ep->name;
const char *name = show_ident(sym->ident);
if (sym->ctype.modifiers & MOD_STATIC)
printf("\n\n%s:\n", name);
else
printf("\n\n.globl %s\n%s:\n", name, name);
unssa(ep);
FOR_EACH_PTR(ep->bbs, bb) {
if (bb->generation == generation)
continue;
output_bb(bb, generation);
}
END_FOR_EACH_PTR(bb);
}
static int output_data(struct symbol *sym)
{
printf("symbol %s:\n", show_ident(sym->ident));
printf("\ttype = %d\n", sym->ctype.base_type->type);
printf("\tmodif= %lx\n", sym->ctype.modifiers);
return 0;
}
static int compile(struct symbol_list *list)
{
struct symbol *sym;
FOR_EACH_PTR(list, sym) {
struct entrypoint *ep;
expand_symbol(sym);
ep = linearize_symbol(sym);
if (ep)
output_fn(ep);
else
output_data(sym);
}
END_FOR_EACH_PTR(sym);
return 0;
}
int main(int argc, char **argv)
{
struct string_list * filelist = NULL;
char *file;
compile(sparse_initialize(argc, argv, &filelist));
FOR_EACH_PTR_NOTAG(filelist, file) {
compile(sparse(file));
} END_FOR_EACH_PTR_NOTAG(file);
return 0;
}
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