static void add_tex_reader(
struct schedule_state * s,
struct schedule_instruction * writer,
struct schedule_instruction * reader)
{
if (!writer || writer->Instruction->Type != RC_INSTRUCTION_NORMAL) {
/*Not a TEX instructions */
return;
}
reader->TexReadCount++;
rc_list_add(&writer->TexReaders, rc_list(&s->C->Pool, reader));
}
void fn_colon(char **args)
{
char *cmd, *p, *line = NULL;
int i;
if (args) {
cmd = args[0];
args++;
}
else {
line = p = read_string(": ", 1);
if (line == NULL || line[0] == '\0') {
free(line);
disp_status(DISP_STATUS, "");
return;
}
if ((cmd=rc_token(&p)) == NULL) {
disp_status(DISP_STATUS, "no function");
return;
}
}
if ((i=find_function(cmd)) < 0) {
disp_status(DISP_STATUS, "unknown function: %s", cmd);
if (line)
free(line);
return;
}
if (line) {
args = rc_list(p);
}
disp_status(DISP_STATUS, "");
if (functions[i].fn)
functions[i].fn(args);
if (line) {
free(line);
if (args) {
for (i=0; args[i]; i++)
free(args[i]);
free(args);
}
}
}
/**
* Emit all ready texture instructions in a single block.
*
* Emit as a single block to (hopefully) sample many textures in parallel,
* and to avoid hardware indirections on R300.
*/
static void emit_all_tex(struct schedule_state * s, struct rc_instruction * before)
{
struct schedule_instruction *readytex;
struct rc_instruction * inst_begin;
assert(s->ReadyTEX);
notify_sem_wait(s);
/* Node marker for R300 */
inst_begin = rc_insert_new_instruction(s->C, before->Prev);
inst_begin->U.I.Opcode = RC_OPCODE_BEGIN_TEX;
/* Link texture instructions back in */
readytex = s->ReadyTEX;
while(readytex) {
rc_insert_instruction(before->Prev, readytex->Instruction);
DBG("%i: commit TEX reads\n", readytex->Instruction->IP);
/* All of the TEX instructions in the same TEX block have
* their source registers read from before any of the
* instructions in that block write to their destination
* registers. This means that when we commit a TEX
* instruction, any other TEX instruction that wants to write
* to one of the committed instruction's source register can be
* marked as ready and should be emitted in the same TEX
* block. This prevents the following sequence from being
* emitted in two different TEX blocks:
* 0: TEX temp[0].xyz, temp[1].xy__, 2D[0];
* 1: TEX temp[1].xyz, temp[2].xy__, 2D[0];
*/
commit_update_reads(s, readytex);
readytex = readytex->NextReady;
}
readytex = s->ReadyTEX;
s->ReadyTEX = 0;
while(readytex){
DBG("%i: commit TEX writes\n", readytex->Instruction->IP);
commit_update_writes(s, readytex);
/* Set semaphore bits for last TEX instruction in the block */
if (!readytex->NextReady) {
readytex->Instruction->U.I.TexSemAcquire = 1;
readytex->Instruction->U.I.TexSemWait = 1;
}
rc_list_add(&s->PendingTEX, rc_list(&s->C->Pool, readytex));
readytex = readytex->NextReady;
}
}
void
fn_bind(char **args)
{
enum state state, s2;
int key, fn, i;
char *line = NULL;
char *staten, *kname, *cmd, **list, *p;
struct binding *b;
state = bs_none;
if (args) {
if ((s2=parse_state(args[0])) != bs_nostate) {
staten = args[0];
state = s2;
args++;
}
kname = args[0];
cmd = args[1];
args += 2;
}
else {
if (rc_inrc) {
rc_error("bind: no arguments given");
return;
}
line = p = read_string("bind ", 1);
if ((kname=rc_token(&p)) == NULL) {
disp_status(DISP_STATUS, "no key");
free(line);
return;
}
if ((s2=parse_state(kname)) != bs_nostate) {
staten = kname;
state = s2;
if ((kname=rc_token(&p)) == NULL) {
disp_status(DISP_STATUS, "no key");
free(line);
return;
}
}
cmd = rc_token(&p);
}
if (state == bs_unknown) {
if (rc_inrc)
rc_error("unknown state: %s", staten);
else
disp_status(DISP_STATUS, "unknown state: %s", staten);
if (line)
free(line);
return;
}
if ((key=parse_key(kname)) < 0) {
if (rc_inrc)
rc_error("unknown key: %s", kname);
else
disp_status(DISP_STATUS, "unknown key: %s", kname);
if (line)
free(line);
return;
}
if (cmd) {
if ((fn=find_function(cmd)) < 0) {
if (rc_inrc)
rc_error("unknown function: %s", cmd);
else
disp_status(DISP_STATUS, "unknown function: %s", cmd);
if (line)
free(line);
return;
}
}
if (!rc_inrc)
disp_status(DISP_STATUS, "");
b = get_function(key, state);
if (b->state == state) {
b->fn = -1;
if (b->args) {
if (b->args < binding_argpool
|| (b->args >= binding_argpool+binding_nargpool)) {
for (i=0; b->args[i]; i++)
free(b->args[i]);
free(b->args);
b->args = NULL;
}
}
}
else {
if ((b=(struct binding *)malloc(sizeof(struct binding))) == NULL)
return;
b->fn = -1;
b->args = NULL;
b->state = state;
b->next = binding[key].next;
binding[key].next = b;
}
if (cmd) {
if (line)
list = rc_list(p);
else {
for (i=0; args[i]; i++)
;
if (i > 0) {
list = (char **)malloc(sizeof(char *)*(i+1));
memcpy(list, args, sizeof(char *)*(i+1));
}
else
list = NULL;
}
b->fn = fn;
b->args = list;
}
return;
}
int
main(int argc, char **argv)
{
FILE *fin, *fout;
char line[4096], *p, *tok, **args;
char tmp[128];
struct binding *b;
int i, j, off, argoff;
int maxkey;
prg = argv[0];
rc_inrc = 1;
maxkey = max_fnkey + 256;
if (argc == 2 && strcmp(argv[1], ".") != 0)
srcdir = argv[1];
else
srcdir = NULL;
initnames();
for (i=0; i<maxkey; i++) {
binding[i].next = NULL;
binding[i].state = bs_none;
binding[i].fn = -1;
binding[i].args = NULL;
}
off = 0;
/* processing ``bindings.desc'' */
if ((fin=vpath_open(FNAME ".desc")) == NULL)
exit(1);
rc_lineno = 0;
while (fgets(line, 4096, fin) != NULL) {
rc_lineno++;
p = line;
if ((tok=rc_token(&p)) == NULL || tok[0] == '#')
continue;
if (strcasecmp(tok, "bind") != 0) {
rc_error("non-bind command ignored: %s", tok);
continue;
}
args = rc_list(p);
fn_bind(args);
}
if (ferror(fin)) {
fprintf(stderr, "%s: read error in `%s': %s.\n",
prg, rc_filename, strerror(errno));
fclose(fin);
exit(1);
}
fclose(fin);
free(rc_filename);
rc_filename = NULL;
/* writing ``bindings.c'' in temp file */
sprintf(tmp, FNAME ".c.%d", getpid());
if ((fout=fopen(tmp, "w")) == NULL) {
fprintf(stderr, "%s: can't open output file `%s': %s.\n",
prg, tmp, strerror(errno));
exit(1);
}
fprintf(fout, "%s", header);
/* output: bindings */
off = argoff = 0;
fprintf(fout, "struct binding " NAME "[] = {\n");
for (i=0; i<maxkey; i++) {
fprintf(fout, " { ");
if (binding[i].next) {
fprintf(fout, "binding_pool+%3d, ", off);
for (b=binding[i].next; b; b=b->next)
off++;
}
else
fprintf(fout, "NULL , ");
if (binding[i].state+1 < nstates)
fprintf(fout, "%s, ", states[binding[i].state+1]);
else
fprintf(fout, "%d, ", binding[i].state);
fprintf(fout, "%3d, ", binding[i].fn);
if (binding[i].args) {
fprintf(fout, "binding_argpool+%d },\n", argoff);
for (j=0; binding[i].args[j]; j++)
;
argoff += j+1;
}
else
fprintf(fout, "NULL },\n");
}
fprintf(fout, "};\n\n");
if (ferror(fout)) {
fprintf(stderr, "%s: write error on `%s': %s.\n",
prg, FNAME ".c", strerror(errno));
exit(1);
fclose(fout);
}
/* output: bindings_pool */
off = 1;
fprintf(fout, "struct binding " NAME "_" POOL "[] = {\n");
for (i=0; i<maxkey; i++)
if (binding[i].next) {
for (b=binding[i].next; b; b=b->next) {
fprintf(fout, " { ");
if (b->next)
fprintf(fout, "binding_pool+%3d, ", off);
else
fprintf(fout, "NULL , ");
if (b->state+1 < nstates)
fprintf(fout, "%s, ", states[b->state+1]);
else
fprintf(fout, "%d, ", b->state);
fprintf(fout, "%3d, ", b->fn);
if (b->args) {
fprintf(fout, "binding_argpool+%d },\n", argoff);
for (j=0; b->args[j]; j++)
;
argoff += j+1;
}
else
fprintf(fout, "NULL },\n");
off++;
}
}
fprintf(fout, "};\n\n");
fprintf(fout, "int " NAME "_n" POOL " = sizeof(" NAME "_" POOL ")"
" / sizeof(" NAME "_" POOL "[0]);\n\n");
if (ferror(fout)) {
fprintf(stderr, "%s: write error on `%s': %s.\n",
prg, FNAME ".c", strerror(errno));
exit(1);
fclose(fout);
}
/* output: binding_argpool */
fprintf(fout, "char *" NAME "_" ARGS "[] = {\n ");
for (i=0; i<maxkey; i++)
if (binding[i].args)
print_args(fout, binding[i].args);
for (i=0; i<maxkey; i++)
if (binding[i].next)
for (b=binding[i].next; b; b=b->next)
if (b->args)
print_args(fout, b->args);
fprintf(fout, "\n};\n\n");
fprintf(fout, "int " NAME "_n" ARGS " = sizeof(" NAME "_" ARGS ")"
" / sizeof(" NAME "_" ARGS "[0]);\n");
if (ferror(fout)) {
fprintf(stderr, "%s: write error on `%s': %s.\n",
prg, FNAME ".c", strerror(errno));
fclose(fout);
exit(1);
}
fclose(fout);
/* rename tmp file to ``bindings.c'' */
if (rename(tmp, FNAME ".c") < 0) {
fprintf(stderr, "%s: cannot rename `%s' to `%s': %s\n",
prg, tmp, FNAME ".c", strerror(errno));
exit(1);
}
exit(0);
}