mirror of
https://github.com/RPCS3/llvm.git
synced 2024-12-11 05:35:11 +00:00
4170123278
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5377 91177308-0d34-0410-b5e6-96231b3b80d8
1053 lines
24 KiB
C
1053 lines
24 KiB
C
char rcsid_be[] = "$Id$";
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include "b.h"
|
|
#include "fe.h"
|
|
|
|
#define ERROR_VAL 0
|
|
|
|
FILE *outfile;
|
|
const char *prefix = "burm";
|
|
|
|
static void doKids ARGS((RuleAST));
|
|
static void doLabel ARGS((Operator));
|
|
static void doLayout ARGS((RuleAST));
|
|
static void doMakeTable ARGS((Operator));
|
|
static void doVector ARGS((RuleAST));
|
|
static void layoutNts ARGS((PatternAST));
|
|
static void makeIndex_Map ARGS((Dimension));
|
|
static void makePvector ARGS((void));
|
|
static void makeState ARGS((void));
|
|
static void printPatternAST ARGS((PatternAST));
|
|
static void printPatternAST_int ARGS((PatternAST));
|
|
static void setVectors ARGS((PatternAST));
|
|
static void trailing_zeroes ARGS((int));
|
|
static int seminal ARGS((int from, int to));
|
|
static void printRule ARGS((RuleAST, const char *));
|
|
|
|
static void
|
|
doLabel(op) Operator op;
|
|
{
|
|
fprintf(outfile, "\tcase %d:\n", op->num);
|
|
|
|
switch (op->arity) {
|
|
default:
|
|
assert(0);
|
|
break;
|
|
case 0:
|
|
fprintf(outfile, "\t\treturn %d;\n", op->table->transition[0]->num);
|
|
break;
|
|
case 1:
|
|
if (op->table->rules) {
|
|
fprintf(outfile, "\t\treturn %s_%s_transition[l];\n", prefix, op->name);
|
|
} else {
|
|
fprintf(outfile, "\t\treturn %d;\n", ERROR_VAL);
|
|
}
|
|
break;
|
|
case 2:
|
|
if (op->table->rules) {
|
|
fprintf(outfile, "\t\treturn %s_%s_transition[%s_%s_imap_1[l]][%s_%s_imap_2[r]];\n", prefix, op->name, prefix, op->name, prefix, op->name);
|
|
} else {
|
|
fprintf(outfile, "\t\treturn %d;\n", ERROR_VAL);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
int
|
|
opsOfArity(arity) int arity;
|
|
{
|
|
int c;
|
|
List l;
|
|
|
|
c = 0;
|
|
for (l = operators; l; l = l->next) {
|
|
Operator op = (Operator) l->x;
|
|
if (op->arity == arity) {
|
|
fprintf(outfile, "\tcase %d:\n", op->num);
|
|
c++;
|
|
}
|
|
}
|
|
return c;
|
|
}
|
|
|
|
static void
|
|
trailing_zeroes(z) int z;
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < z; i++) {
|
|
fprintf(outfile, ", 0");
|
|
}
|
|
}
|
|
|
|
void
|
|
makeLabel()
|
|
{
|
|
int flag;
|
|
|
|
fprintf(outfile, "#ifdef __STDC__\n");
|
|
fprintf(outfile, "int %s_label(%s_NODEPTR_TYPE n) {\n", prefix, prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "int %s_label(n) %s_NODEPTR_TYPE n; {\n", prefix, prefix);
|
|
fprintf(outfile, "#endif\n");
|
|
|
|
fprintf(outfile,
|
|
"\t%s_assert(n, %s_PANIC(\"NULL pointer passed to %s_label\\n\"));\n",
|
|
prefix, prefix, prefix);
|
|
fprintf(outfile, "\tswitch (%s_OP_LABEL(n)) {\n", prefix);
|
|
fprintf(outfile, "\tdefault: %s_PANIC(\"Bad op %%d in %s_label\\n\", %s_OP_LABEL(n)); abort(); return 0;\n",
|
|
prefix, prefix, prefix);
|
|
|
|
flag = opsOfArity(0);
|
|
if (flag > 0) {
|
|
fprintf(outfile, "\t\treturn %s_STATE_LABEL(n) = %s_state(%s_OP_LABEL(n)",
|
|
prefix, prefix, prefix);
|
|
trailing_zeroes(max_arity);
|
|
fprintf(outfile, ");\n");
|
|
}
|
|
flag = opsOfArity(1);
|
|
if (flag > 0) {
|
|
fprintf(outfile, "\t\treturn %s_STATE_LABEL(n) = %s_state(%s_OP_LABEL(n), %s_label(%s_LEFT_CHILD(n))",
|
|
prefix, prefix, prefix, prefix, prefix);
|
|
trailing_zeroes(max_arity-1);
|
|
fprintf(outfile, ");\n");
|
|
}
|
|
flag = opsOfArity(2);
|
|
if (flag > 0) {
|
|
fprintf(outfile, "\t\treturn %s_STATE_LABEL(n) = %s_state(%s_OP_LABEL(n), %s_label(%s_LEFT_CHILD(n)), %s_label(%s_RIGHT_CHILD(n))",
|
|
prefix, prefix, prefix, prefix, prefix, prefix, prefix);
|
|
trailing_zeroes(max_arity-2);
|
|
fprintf(outfile, ");\n");
|
|
|
|
}
|
|
fprintf(outfile, "\t}\n");
|
|
fprintf(outfile, "}\n");
|
|
}
|
|
|
|
static void
|
|
makeState()
|
|
{
|
|
fprintf(outfile, "int %s_state(int op, int l, int r) {\n", prefix);
|
|
fprintf(outfile,
|
|
"\t%s_assert(l >= 0 && l < %d, PANIC(\"Bad state %%d passed to %s_state\\n\", l));\n",
|
|
prefix, globalMap->count, prefix);
|
|
fprintf(outfile,
|
|
"\t%s_assert(r >= 0 && r < %d, PANIC(\"Bad state %%d passed to %s_state\\n\", r));\n",
|
|
prefix, globalMap->count, prefix);
|
|
fprintf(outfile, "\tswitch (op) {\n");
|
|
fprintf(outfile, "\tdefault: %s_PANIC(\"Bad op %%d in %s_state\\n\", op); abort(); return 0;\n", prefix, prefix);
|
|
|
|
foreachList((ListFn) doLabel, operators);
|
|
|
|
fprintf(outfile, "\t}\n");
|
|
fprintf(outfile, "}\n");
|
|
}
|
|
|
|
static char cumBuf[4000];
|
|
static int vecIndex;
|
|
char vecBuf[4000];
|
|
|
|
static void
|
|
setVectors(ast) PatternAST ast;
|
|
{
|
|
char old[4000];
|
|
|
|
switch (ast->sym->tag) {
|
|
default:
|
|
assert(0);
|
|
break;
|
|
case NONTERMINAL:
|
|
sprintf(old, "\t\tkids[%d] = %s;\n", vecIndex, vecBuf);
|
|
strcat(cumBuf, old);
|
|
vecIndex++;
|
|
return;
|
|
case OPERATOR:
|
|
switch (ast->sym->u.op->arity) {
|
|
default:
|
|
assert(0);
|
|
break;
|
|
case 0:
|
|
return;
|
|
case 1:
|
|
strcpy(old, vecBuf);
|
|
sprintf(vecBuf, "%s_LEFT_CHILD(%s)", prefix, old);
|
|
setVectors((PatternAST) ast->children->x);
|
|
strcpy(vecBuf, old);
|
|
return;
|
|
case 2:
|
|
strcpy(old, vecBuf);
|
|
sprintf(vecBuf, "%s_LEFT_CHILD(%s)", prefix, old);
|
|
setVectors((PatternAST) ast->children->x);
|
|
|
|
sprintf(vecBuf, "%s_RIGHT_CHILD(%s)", prefix, old);
|
|
setVectors((PatternAST) ast->children->next->x);
|
|
strcpy(vecBuf, old);
|
|
return;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
#define MAX_VECTOR 10
|
|
|
|
void
|
|
makeRuleTable()
|
|
{
|
|
int s,nt;
|
|
|
|
fprintf(outfile, "static short %s_RuleNo[%d][%d] = {\n", prefix, globalMap->count, last_user_nonterminal-1);
|
|
for (s = 0; s < globalMap->count; s++) {
|
|
Item_Set ts = globalMap->set[s];
|
|
if (s > 0) {
|
|
fprintf(outfile, ",\n");
|
|
}
|
|
fprintf(outfile, "/* state %d */\n", s);
|
|
fprintf(outfile, "{");
|
|
for (nt = 1; nt < last_user_nonterminal; nt++) {
|
|
if (nt > 1) {
|
|
fprintf(outfile, ",");
|
|
if (nt % 10 == 1) {
|
|
fprintf(outfile, "\t/* state %d; Nonterminals %d-%d */\n", s, nt-10, nt-1);
|
|
}
|
|
}
|
|
if (ts->closed[nt].rule) {
|
|
ts->closed[nt].rule->used = 1;
|
|
fprintf(outfile, "%5d", ts->closed[nt].rule->erulenum);
|
|
} else {
|
|
fprintf(outfile, "%5d", ERROR_VAL);
|
|
}
|
|
}
|
|
fprintf(outfile, "}");
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
static void
|
|
makeIndex_Map(d) Dimension d;
|
|
{
|
|
int s;
|
|
|
|
for (s = 0; s < globalMap->count; s++) {
|
|
if (s > 0) {
|
|
fprintf(outfile, ",");
|
|
if (s % 10 == 0) {
|
|
fprintf(outfile, "\t/* %d-%d */\n", s-10, s-1);
|
|
}
|
|
}
|
|
fprintf(outfile, "%5d", d->map->set[d->index_map.class[s]->num]->num);
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
static void
|
|
doMakeTable(op) Operator op;
|
|
{
|
|
int s;
|
|
int i,j;
|
|
Dimension d;
|
|
|
|
switch (op->arity) {
|
|
default:
|
|
assert(0);
|
|
break;
|
|
case 0:
|
|
return;
|
|
case 1:
|
|
if (!op->table->rules) {
|
|
return;
|
|
}
|
|
d = op->table->dimen[0];
|
|
fprintf(outfile, "static short %s_%s_transition[%d] = {\n", prefix, op->name, globalMap->count);
|
|
for (s = 0; s < globalMap->count; s++) {
|
|
if (s > 0) {
|
|
fprintf(outfile, ", ");
|
|
if (s % 10 == 0) {
|
|
fprintf(outfile, "\t/* %d-%d */\n", s-10, s-1);
|
|
}
|
|
}
|
|
fprintf(outfile, "%5d", op->table->transition[d->map->set[d->index_map.class[s]->num]->num]->num);
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
break;
|
|
case 2:
|
|
if (!op->table->rules) {
|
|
return;
|
|
}
|
|
fprintf(outfile, "static short %s_%s_imap_1[%d] = {\n", prefix, op->name, globalMap->count);
|
|
makeIndex_Map(op->table->dimen[0]);
|
|
fprintf(outfile, "static short %s_%s_imap_2[%d] = {\n", prefix, op->name, globalMap->count);
|
|
makeIndex_Map(op->table->dimen[1]);
|
|
|
|
fprintf(outfile, "static short %s_%s_transition[%d][%d] = {", prefix, op->name,
|
|
op->table->dimen[0]->map->count,
|
|
op->table->dimen[1]->map->count);
|
|
for (i = 0; i < op->table->dimen[0]->map->count; i++) {
|
|
if (i > 0) {
|
|
fprintf(outfile, ",");
|
|
}
|
|
fprintf(outfile, "\n");
|
|
fprintf(outfile, "{");
|
|
for (j = 0; j < op->table->dimen[1]->map->count; j++) {
|
|
Item_Set *ts = transLval(op->table, i, j);
|
|
if (j > 0) {
|
|
fprintf(outfile, ",");
|
|
}
|
|
fprintf(outfile, "%5d", (*ts)->num);
|
|
}
|
|
fprintf(outfile, "}\t/* row %d */", i);
|
|
}
|
|
fprintf(outfile, "\n};\n");
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
makeTables()
|
|
{
|
|
foreachList((ListFn) doMakeTable, operators);
|
|
}
|
|
|
|
RuleAST *pVector;
|
|
|
|
void
|
|
makeLHSmap()
|
|
{
|
|
int i;
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
fprintf(outfile, "short %s_lhs[] = {\n", prefix);
|
|
for (i = 0; i <= max_erule_num; i++) {
|
|
if (pVector[i]) {
|
|
fprintf(outfile, "\t%s_%s_NT,\n", prefix, pVector[i]->lhs);
|
|
} else {
|
|
fprintf(outfile, "\t0,\n");
|
|
}
|
|
}
|
|
fprintf(outfile, "};\n\n");
|
|
}
|
|
|
|
static int seminal(int from, int to)
|
|
{
|
|
return allpairs[from][to].rule ? allpairs[from][to].rule->erulenum : 0;
|
|
|
|
/*
|
|
int tmp, last;
|
|
tmp = 0;
|
|
for (;;) {
|
|
last = tmp;
|
|
tmp = allpairs[to][from].rule ? allpairs[to][from].rule->erulenum : 0;
|
|
if (!tmp) {
|
|
break;
|
|
}
|
|
assert(pVector[tmp]);
|
|
to = pVector[tmp]->rule->pat->children[0]->num;
|
|
}
|
|
return last;
|
|
*/
|
|
}
|
|
|
|
void
|
|
makeClosureArray()
|
|
{
|
|
int i, j;
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
fprintf(outfile, "short %s_closure[%d][%d] = {\n", prefix, last_user_nonterminal, last_user_nonterminal);
|
|
for (i = 0; i < last_user_nonterminal; i++) {
|
|
fprintf(outfile, "\t{");
|
|
for (j = 0; j < last_user_nonterminal; j++) {
|
|
if (j > 0 && j%10 == 0) {
|
|
fprintf(outfile, "\n\t ");
|
|
}
|
|
fprintf(outfile, " %4d,", seminal(i,j));
|
|
}
|
|
fprintf(outfile, "},\n");
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
void
|
|
makeCostVector(z,d) int z; DeltaCost d;
|
|
{
|
|
fprintf(outfile, "\t{");
|
|
#ifdef NOLEX
|
|
if (z) {
|
|
fprintf(outfile, "%5d", d);
|
|
} else {
|
|
fprintf(outfile, "%5d", 0);
|
|
}
|
|
#else
|
|
{
|
|
int j;
|
|
for (j = 0; j < DELTAWIDTH; j++) {
|
|
if (j > 0) {
|
|
fprintf(outfile, ",");
|
|
}
|
|
if (z) {
|
|
fprintf(outfile, "%5d", d[j]);
|
|
} else {
|
|
fprintf(outfile, "%5d", 0);
|
|
}
|
|
}
|
|
}
|
|
#endif /* NOLEX */
|
|
fprintf(outfile, "}");
|
|
}
|
|
|
|
void
|
|
makeCostArray()
|
|
{
|
|
int i;
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
fprintf(outfile, "short %s_cost[][%d] = {\n", prefix, DELTAWIDTH);
|
|
for (i = 0; i <= max_erule_num; i++) {
|
|
makeCostVector(pVector[i], pVector[i] ? pVector[i]->rule->delta : 0);
|
|
fprintf(outfile, ", /* ");
|
|
printRule(pVector[i], "(none)");
|
|
fprintf(outfile, " = %d */\n", i);
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
void
|
|
makeStateStringArray()
|
|
{
|
|
int s;
|
|
int nt;
|
|
int states;
|
|
|
|
states = globalMap->count;
|
|
fprintf(outfile, "\nconst char * %s_state_string[] = {\n", prefix);
|
|
fprintf(outfile, "\" not a state\", /* state 0 */\n");
|
|
for (s = 0; s < states-1; s++) {
|
|
fprintf(outfile, "\t\"");
|
|
printRepresentative(outfile, sortedStates[s]);
|
|
fprintf(outfile, "\", /* state #%d */\n", s+1);
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
void
|
|
makeDeltaCostArray()
|
|
{
|
|
int s;
|
|
int nt;
|
|
int states;
|
|
|
|
states = globalMap->count;
|
|
fprintf(outfile, "\nshort %s_delta_cost[%d][%d][%d] = {\n", prefix, states, last_user_nonterminal, DELTAWIDTH);
|
|
fprintf(outfile, "{{0}}, /* state 0 */\n");
|
|
for (s = 0; s < states-1; s++) {
|
|
fprintf(outfile, "{ /* state #%d: ", s+1);
|
|
printRepresentative(outfile, sortedStates[s]);
|
|
fprintf(outfile, " */\n");
|
|
fprintf(outfile, "\t{0},\n");
|
|
for (nt = 1; nt < last_user_nonterminal; nt++) {
|
|
makeCostVector(1, sortedStates[s]->closed[nt].delta);
|
|
fprintf(outfile, ", /* ");
|
|
if (sortedStates[s]->closed[nt].rule) {
|
|
int erulenum = sortedStates[s]->closed[nt].rule->erulenum;
|
|
printRule(pVector[erulenum], "(none)");
|
|
fprintf(outfile, " = %d */", erulenum);
|
|
} else {
|
|
fprintf(outfile, "(none) */");
|
|
}
|
|
fprintf(outfile, "\n");
|
|
}
|
|
fprintf(outfile, "},\n");
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
static void
|
|
printPatternAST_int(p) PatternAST p;
|
|
{
|
|
List l;
|
|
|
|
if (p) {
|
|
switch (p->sym->tag) {
|
|
case NONTERMINAL:
|
|
fprintf(outfile, "%5d,", -p->sym->u.nt->num);
|
|
break;
|
|
case OPERATOR:
|
|
fprintf(outfile, "%5d,", p->sym->u.op->num);
|
|
break;
|
|
default:
|
|
assert(0);
|
|
}
|
|
if (p->children) {
|
|
for (l = p->children; l; l = l->next) {
|
|
PatternAST pat = (PatternAST) l->x;
|
|
printPatternAST_int(pat);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
printPatternAST(p) PatternAST p;
|
|
{
|
|
List l;
|
|
|
|
if (p) {
|
|
fprintf(outfile, "%s", p->op);
|
|
if (p->children) {
|
|
fprintf(outfile, "(");
|
|
for (l = p->children; l; l = l->next) {
|
|
PatternAST pat = (PatternAST) l->x;
|
|
if (l != p->children) {
|
|
fprintf(outfile, ", ");
|
|
}
|
|
printPatternAST(pat);
|
|
}
|
|
fprintf(outfile, ")");
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
layoutNts(ast) PatternAST ast;
|
|
{
|
|
char out[30];
|
|
|
|
switch (ast->sym->tag) {
|
|
default:
|
|
assert(0);
|
|
break;
|
|
case NONTERMINAL:
|
|
sprintf(out, "%d, ", ast->sym->u.nt->num);
|
|
strcat(cumBuf, out);
|
|
return;
|
|
case OPERATOR:
|
|
switch (ast->sym->u.op->arity) {
|
|
default:
|
|
assert(0);
|
|
break;
|
|
case 0:
|
|
return;
|
|
case 1:
|
|
layoutNts((PatternAST) ast->children->x);
|
|
return;
|
|
case 2:
|
|
layoutNts((PatternAST) ast->children->x);
|
|
layoutNts((PatternAST) ast->children->next->x);
|
|
return;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
doVector(ast) RuleAST ast;
|
|
{
|
|
if (pVector[ast->rule->erulenum]) {
|
|
fprintf(stderr, "ERROR: non-unique external rule number: (%d)\n", ast->rule->erulenum);
|
|
exit(1);
|
|
}
|
|
pVector[ast->rule->erulenum] = ast;
|
|
}
|
|
|
|
static void
|
|
makePvector()
|
|
{
|
|
pVector = (RuleAST*) zalloc((max_erule_num+1) * sizeof(RuleAST));
|
|
foreachList((ListFn) doVector, ruleASTs);
|
|
}
|
|
|
|
static void
|
|
doLayout(ast) RuleAST ast;
|
|
{
|
|
sprintf(cumBuf, "{ ");
|
|
layoutNts(ast->pat);
|
|
strcat(cumBuf, "0 }");
|
|
}
|
|
|
|
void
|
|
makeNts()
|
|
{
|
|
int i;
|
|
int new;
|
|
StrTable nts;
|
|
|
|
nts = newStrTable();
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
for (i = 0; i <= max_erule_num; i++) {
|
|
if (pVector[i]) {
|
|
doLayout(pVector[i]);
|
|
pVector[i]->nts = addString(nts, cumBuf, i, &new);
|
|
if (new) {
|
|
char ename[50];
|
|
|
|
sprintf(ename, "%s_r%d_nts", prefix, i);
|
|
pVector[i]->nts->ename = (char*) zalloc(strlen(ename)+1);
|
|
strcpy(pVector[i]->nts->ename, ename);
|
|
fprintf(outfile, "static short %s[] =", ename);
|
|
fprintf(outfile, "%s;\n", cumBuf);
|
|
}
|
|
}
|
|
}
|
|
|
|
fprintf(outfile, "short *%s_nts[] = {\n", prefix);
|
|
for (i = 0; i <= max_erule_num; i++) {
|
|
if (pVector[i]) {
|
|
fprintf(outfile, "\t%s,\n", pVector[i]->nts->ename);
|
|
} else {
|
|
fprintf(outfile, "\t0,\n");
|
|
}
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
static void
|
|
printRule(RuleAST r, const char *d)
|
|
{
|
|
if (r) {
|
|
fprintf(outfile, "%s: ", r->rule->lhs->name);
|
|
printPatternAST(r->pat);
|
|
} else {
|
|
fprintf(outfile, "%s", d);
|
|
}
|
|
}
|
|
|
|
void
|
|
makeRuleDescArray()
|
|
{
|
|
int i;
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
if (last_user_nonterminal != max_nonterminal) {
|
|
/* not normal form */
|
|
fprintf(outfile, "short %s_rule_descriptor_0[] = { 0, 0 };\n", prefix);
|
|
} else {
|
|
fprintf(outfile, "short %s_rule_descriptor_0[] = { 0, 1 };\n", prefix);
|
|
}
|
|
for (i = 1; i <= max_erule_num; i++) {
|
|
if (pVector[i]) {
|
|
Operator o;
|
|
NonTerminal t;
|
|
|
|
fprintf(outfile, "short %s_rule_descriptor_%d[] = {", prefix, i);
|
|
fprintf(outfile, "%5d,", -pVector[i]->rule->lhs->num);
|
|
printPatternAST_int(pVector[i]->pat);
|
|
fprintf(outfile, " };\n");
|
|
}
|
|
}
|
|
|
|
fprintf(outfile, "/* %s_rule_descriptors[0][1] = 1 iff grammar is normal form. */\n", prefix);
|
|
fprintf(outfile, "short * %s_rule_descriptors[] = {\n", prefix);
|
|
fprintf(outfile, "\t%s_rule_descriptor_0,\n", prefix);
|
|
for (i = 1; i <= max_erule_num; i++) {
|
|
if (pVector[i]) {
|
|
fprintf(outfile, "\t%s_rule_descriptor_%d,\n", prefix, i);
|
|
} else {
|
|
fprintf(outfile, "\t%s_rule_descriptor_0,\n", prefix);
|
|
}
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
|
|
void
|
|
makeRuleDescArray2()
|
|
{
|
|
int i;
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
fprintf(outfile, "struct { int lhs, op, left, right; } %s_rule_struct[] = {\n", prefix);
|
|
if (last_user_nonterminal != max_nonterminal) {
|
|
/* not normal form */
|
|
fprintf(outfile, "\t{-1},");
|
|
} else {
|
|
fprintf(outfile, "\t{0},");
|
|
}
|
|
fprintf(outfile, " /* 0 if normal form, -1 if not normal form */\n");
|
|
for (i = 1; i <= max_erule_num; i++) {
|
|
fprintf(outfile, "\t");
|
|
if (pVector[i]) {
|
|
Operator o;
|
|
NonTerminal t1, t2;
|
|
|
|
fprintf(outfile, "{");
|
|
fprintf(outfile, "%5d, %5d, %5d, %5d",
|
|
pVector[i]->rule->lhs->num,
|
|
(o = pVector[i]->rule->pat->op) ? o->num : 0,
|
|
(t1 = pVector[i]->rule->pat->children[0]) ? t1->num : 0,
|
|
(t2 = pVector[i]->rule->pat->children[1]) ? t2->num : 0
|
|
);
|
|
fprintf(outfile, "} /* ");
|
|
printRule(pVector[i], "0");
|
|
fprintf(outfile, " = %d */", i);
|
|
} else {
|
|
fprintf(outfile, "{0}");
|
|
}
|
|
fprintf(outfile, ",\n");
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
void
|
|
makeStringArray()
|
|
{
|
|
int i;
|
|
|
|
if (!pVector) {
|
|
makePvector();
|
|
}
|
|
|
|
fprintf(outfile, "const char *%s_string[] = {\n", prefix);
|
|
for (i = 0; i <= max_erule_num; i++) {
|
|
fprintf(outfile, "\t");
|
|
if (pVector[i]) {
|
|
fprintf(outfile, "\"");
|
|
printRule(pVector[i], "0");
|
|
fprintf(outfile, "\"");
|
|
} else {
|
|
fprintf(outfile, "0");
|
|
}
|
|
fprintf(outfile, ",\n");
|
|
}
|
|
fprintf(outfile, "};\n");
|
|
fprintf(outfile, "int %s_max_rule = %d;\n", prefix, max_erule_num);
|
|
fprintf(outfile, "#define %s_Max_rule %d\n", prefix, max_erule_num);
|
|
}
|
|
|
|
void
|
|
makeRule()
|
|
{
|
|
fprintf(outfile, "int %s_rule(int state, int goalnt) {\n", prefix);
|
|
fprintf(outfile,
|
|
"\t%s_assert(state >= 0 && state < %d, PANIC(\"Bad state %%d passed to %s_rule\\n\", state));\n",
|
|
prefix, globalMap->count, prefix);
|
|
fprintf(outfile,
|
|
"\t%s_assert(goalnt >= 1 && goalnt < %d, PANIC(\"Bad goalnt %%d passed to %s_rule\\n\", state));\n",
|
|
prefix, max_nonterminal, prefix);
|
|
fprintf(outfile, "\treturn %s_RuleNo[state][goalnt-1];\n", prefix);
|
|
fprintf(outfile, "};\n");
|
|
}
|
|
|
|
static StrTable kids;
|
|
|
|
static void
|
|
doKids(ast) RuleAST ast;
|
|
{
|
|
int new;
|
|
|
|
vecIndex = 0;
|
|
cumBuf[0] = 0;
|
|
strcpy(vecBuf, "p");
|
|
setVectors(ast->pat);
|
|
|
|
ast->kids = addString(kids, cumBuf, ast->rule->erulenum, &new);
|
|
|
|
}
|
|
|
|
void
|
|
makeKids()
|
|
{
|
|
List e;
|
|
IntList r;
|
|
|
|
kids = newStrTable();
|
|
|
|
fprintf(outfile, "#ifdef __STDC__\n");
|
|
fprintf(outfile, "%s_NODEPTR_TYPE * %s_kids(%s_NODEPTR_TYPE p, int rulenumber, %s_NODEPTR_TYPE *kids) {\n", prefix, prefix, prefix, prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "%s_NODEPTR_TYPE * %s_kids(p, rulenumber, kids) %s_NODEPTR_TYPE p; int rulenumber; %s_NODEPTR_TYPE *kids; {\n", prefix, prefix, prefix, prefix);
|
|
fprintf(outfile, "#endif\n");
|
|
|
|
fprintf(outfile,
|
|
"\t%s_assert(p, %s_PANIC(\"NULL node pointer passed to %s_kids\\n\"));\n",
|
|
prefix, prefix, prefix);
|
|
fprintf(outfile,
|
|
"\t%s_assert(kids, %s_PANIC(\"NULL kids pointer passed to %s_kids\\n\"));\n",
|
|
prefix, prefix, prefix);
|
|
fprintf(outfile, "\tswitch (rulenumber) {\n");
|
|
fprintf(outfile, "\tdefault:\n");
|
|
fprintf(outfile, "\t\t%s_PANIC(\"Unknown Rule %%d in %s_kids;\\n\", rulenumber);\n", prefix, prefix);
|
|
fprintf(outfile, "\t\tabort();\n");
|
|
fprintf(outfile, "\t\t/* NOTREACHED */\n");
|
|
|
|
foreachList((ListFn) doKids, ruleASTs);
|
|
|
|
for (e = kids->elems; e; e = e->next) {
|
|
StrTableElement el = (StrTableElement) e->x;
|
|
for (r = el->erulenos; r; r = r->next) {
|
|
int i = r->x;
|
|
fprintf(outfile, "\tcase %d:\n", i);
|
|
}
|
|
fprintf(outfile, "%s", el->str);
|
|
fprintf(outfile, "\t\tbreak;\n");
|
|
}
|
|
fprintf(outfile, "\t}\n");
|
|
fprintf(outfile, "\treturn kids;\n");
|
|
fprintf(outfile, "}\n");
|
|
}
|
|
|
|
void
|
|
makeOpLabel()
|
|
{
|
|
fprintf(outfile, "#ifdef __STDC__\n");
|
|
fprintf(outfile, "int %s_op_label(%s_NODEPTR_TYPE p) {\n", prefix, prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "int %s_op_label(p) %s_NODEPTR_TYPE p; {\n", prefix, prefix);
|
|
fprintf(outfile, "#endif\n");
|
|
fprintf(outfile,
|
|
"\t%s_assert(p, %s_PANIC(\"NULL pointer passed to %s_op_label\\n\"));\n",
|
|
prefix, prefix, prefix);
|
|
fprintf(outfile, "\treturn %s_OP_LABEL(p);\n", prefix);
|
|
fprintf(outfile, "}\n");
|
|
}
|
|
|
|
void
|
|
makeStateLabel()
|
|
{
|
|
fprintf(outfile, "#ifdef __STDC__\n");
|
|
fprintf(outfile, "int %s_state_label(%s_NODEPTR_TYPE p) {\n", prefix, prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "int %s_state_label(p) %s_NODEPTR_TYPE p; {\n", prefix, prefix);
|
|
fprintf(outfile, "#endif\n");
|
|
|
|
fprintf(outfile,
|
|
"\t%s_assert(p, %s_PANIC(\"NULL pointer passed to %s_state_label\\n\"));\n",
|
|
prefix, prefix, prefix);
|
|
fprintf(outfile, "\treturn %s_STATE_LABEL(p);\n", prefix);
|
|
fprintf(outfile, "}\n");
|
|
}
|
|
|
|
void
|
|
makeChild()
|
|
{
|
|
fprintf(outfile, "#ifdef __STDC__\n");
|
|
fprintf(outfile, "%s_NODEPTR_TYPE %s_child(%s_NODEPTR_TYPE p, int index) {\n", prefix, prefix, prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "%s_NODEPTR_TYPE %s_child(p, index) %s_NODEPTR_TYPE p; int index; {\n", prefix, prefix, prefix);
|
|
fprintf(outfile, "#endif\n");
|
|
|
|
fprintf(outfile,
|
|
"\t%s_assert(p, %s_PANIC(\"NULL pointer passed to %s_child\\n\"));\n",
|
|
prefix, prefix, prefix);
|
|
fprintf(outfile, "\tswitch (index) {\n");
|
|
fprintf(outfile, "\tcase 0:\n");
|
|
fprintf(outfile, "\t\treturn %s_LEFT_CHILD(p);\n", prefix);
|
|
fprintf(outfile, "\tcase 1:\n");
|
|
fprintf(outfile, "\t\treturn %s_RIGHT_CHILD(p);\n", prefix);
|
|
fprintf(outfile, "\t}\n");
|
|
fprintf(outfile, "\t%s_PANIC(\"Bad index %%d in %s_child;\\n\", index);\n", prefix, prefix);
|
|
fprintf(outfile, "\tabort();\n");
|
|
fprintf(outfile, "\treturn 0;\n");
|
|
fprintf(outfile, "}\n");
|
|
}
|
|
|
|
static Operator *opVector;
|
|
static int maxOperator;
|
|
|
|
void
|
|
makeOperatorVector()
|
|
{
|
|
List l;
|
|
|
|
maxOperator = 0;
|
|
for (l = operators; l; l = l->next) {
|
|
Operator op = (Operator) l->x;
|
|
if (op->num > maxOperator) {
|
|
maxOperator = op->num;
|
|
}
|
|
}
|
|
opVector = (Operator*) zalloc((maxOperator+1) * sizeof(*opVector));
|
|
for (l = operators; l; l = l->next) {
|
|
Operator op = (Operator) l->x;
|
|
if (opVector[op->num]) {
|
|
fprintf(stderr, "ERROR: Non-unique external symbol number (%d)\n", op->num);
|
|
exit(1);
|
|
}
|
|
opVector[op->num] = op;
|
|
}
|
|
}
|
|
|
|
void
|
|
makeOperators()
|
|
{
|
|
int i;
|
|
|
|
if (!opVector) {
|
|
makeOperatorVector();
|
|
}
|
|
fprintf(outfile, "const char * %s_opname[] = {\n", prefix);
|
|
for (i = 0; i <= maxOperator; i++) {
|
|
if (i > 0) {
|
|
fprintf(outfile, ", /* %d */\n", i-1);
|
|
}
|
|
if (opVector[i]) {
|
|
fprintf(outfile, "\t\"%s\"", opVector[i]->name);
|
|
} else {
|
|
fprintf(outfile, "\t0");
|
|
}
|
|
}
|
|
fprintf(outfile, "\n};\n");
|
|
fprintf(outfile, "char %s_arity[] = {\n", prefix);
|
|
for (i = 0; i <= maxOperator; i++) {
|
|
if (i > 0) {
|
|
fprintf(outfile, ", /* %d */\n", i-1);
|
|
}
|
|
fprintf(outfile, "\t%d", opVector[i] ? opVector[i]->arity : -1);
|
|
}
|
|
fprintf(outfile, "\n};\n");
|
|
fprintf(outfile, "int %s_max_op = %d;\n", prefix, maxOperator);
|
|
fprintf(outfile, "int %s_max_state = %d;\n", prefix, globalMap->count-1);
|
|
fprintf(outfile, "#define %s_Max_state %d\n", prefix, globalMap->count-1);
|
|
}
|
|
|
|
void
|
|
makeDebug()
|
|
{
|
|
fprintf(outfile, "#ifdef DEBUG\n");
|
|
fprintf(outfile, "int %s_debug;\n", prefix);
|
|
fprintf(outfile, "#endif /* DEBUG */\n");
|
|
}
|
|
|
|
void
|
|
makeSimple()
|
|
{
|
|
makeRuleTable();
|
|
makeTables();
|
|
makeRule();
|
|
makeState();
|
|
}
|
|
|
|
void
|
|
startOptional()
|
|
{
|
|
fprintf(outfile, "#ifdef %s_STATE_LABEL\n", prefix);
|
|
fprintf(outfile, "#define %s_INCLUDE_EXTRA\n", prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "#ifdef STATE_LABEL\n");
|
|
fprintf(outfile, "#define %s_INCLUDE_EXTRA\n", prefix);
|
|
fprintf(outfile, "#define %s_STATE_LABEL \tSTATE_LABEL\n", prefix);
|
|
fprintf(outfile, "#define %s_NODEPTR_TYPE\tNODEPTR_TYPE\n", prefix);
|
|
fprintf(outfile, "#define %s_LEFT_CHILD \tLEFT_CHILD\n", prefix);
|
|
fprintf(outfile, "#define %s_OP_LABEL \tOP_LABEL\n", prefix);
|
|
fprintf(outfile, "#define %s_RIGHT_CHILD \tRIGHT_CHILD\n", prefix);
|
|
fprintf(outfile, "#endif /* STATE_LABEL */\n");
|
|
fprintf(outfile, "#endif /* %s_STATE_LABEL */\n\n", prefix);
|
|
|
|
fprintf(outfile, "#ifdef %s_INCLUDE_EXTRA\n\n", prefix);
|
|
|
|
}
|
|
|
|
void
|
|
makeNonterminals()
|
|
{
|
|
List l;
|
|
|
|
for (l = nonterminals; l; l = l->next) {
|
|
NonTerminal nt = (NonTerminal) l->x;
|
|
if (nt->num < last_user_nonterminal) {
|
|
fprintf(outfile, "#define %s_%s_NT %d\n", prefix, nt->name, nt->num);
|
|
}
|
|
}
|
|
fprintf(outfile, "#define %s_NT %d\n", prefix, last_user_nonterminal-1);
|
|
}
|
|
|
|
void
|
|
makeNonterminalArray()
|
|
{
|
|
int i;
|
|
List l;
|
|
NonTerminal *nta;
|
|
|
|
nta = (NonTerminal *) zalloc(sizeof(*nta) * last_user_nonterminal);
|
|
|
|
for (l = nonterminals; l; l = l->next) {
|
|
NonTerminal nt = (NonTerminal) l->x;
|
|
if (nt->num < last_user_nonterminal) {
|
|
nta[nt->num] = nt;
|
|
}
|
|
}
|
|
|
|
fprintf(outfile, "const char *%s_ntname[] = {\n", prefix);
|
|
fprintf(outfile, "\t\"Error: Nonterminals are > 0\",\n");
|
|
for (i = 1; i < last_user_nonterminal; i++) {
|
|
fprintf(outfile, "\t\"%s\",\n", nta[i]->name);
|
|
}
|
|
fprintf(outfile, "\t0\n");
|
|
fprintf(outfile, "};\n\n");
|
|
|
|
zfree(nta);
|
|
}
|
|
|
|
void
|
|
endOptional()
|
|
{
|
|
fprintf(outfile, "#endif /* %s_INCLUDE_EXTRA */\n", prefix);
|
|
}
|
|
|
|
void
|
|
startBurm()
|
|
{
|
|
fprintf(outfile, "#ifndef %s_PANIC\n", prefix);
|
|
fprintf(outfile, "#define %s_PANIC\tPANIC\n", prefix);
|
|
fprintf(outfile, "#endif /* %s_PANIC */\n", prefix);
|
|
fprintf(outfile, "#ifdef __STDC__\n");
|
|
fprintf(outfile, "extern void abort(void);\n");
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "extern void abort();\n");
|
|
fprintf(outfile, "#endif\n");
|
|
fprintf(outfile, "#ifdef NDEBUG\n");
|
|
fprintf(outfile, "#define %s_assert(x,y)\t;\n", prefix);
|
|
fprintf(outfile, "#else\n");
|
|
fprintf(outfile, "#define %s_assert(x,y)\tif(!(x)) {y; abort();}\n", prefix);
|
|
fprintf(outfile, "#endif\n");
|
|
}
|
|
|
|
void
|
|
reportDiagnostics()
|
|
{
|
|
List l;
|
|
|
|
for (l = operators; l; l = l->next) {
|
|
Operator op = (Operator) l->x;
|
|
if (!op->ref) {
|
|
fprintf(stderr, "warning: Unreferenced Operator: %s\n", op->name);
|
|
}
|
|
}
|
|
for (l = rules; l; l = l->next) {
|
|
Rule r = (Rule) l->x;
|
|
if (!r->used && r->num < max_ruleAST) {
|
|
fprintf(stderr, "warning: Unused Rule: #%d\n", r->erulenum);
|
|
}
|
|
}
|
|
if (!start->pmap) {
|
|
fprintf(stderr, "warning: Start Nonterminal (%s) does not appear on LHS.\n", start->name);
|
|
}
|
|
|
|
fprintf(stderr, "start symbol = \"%s\"\n", start->name);
|
|
fprintf(stderr, "# of states = %d\n", globalMap->count-1);
|
|
fprintf(stderr, "# of nonterminals = %d\n", max_nonterminal-1);
|
|
fprintf(stderr, "# of user nonterminals = %d\n", last_user_nonterminal-1);
|
|
fprintf(stderr, "# of rules = %d\n", max_rule);
|
|
fprintf(stderr, "# of user rules = %d\n", max_ruleAST);
|
|
}
|