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ecs: C export if no system instances

This commit is contained in:
Steven Hugg 2023-10-27 16:42:34 -05:00
parent 73c74c519e
commit d5460c991f
2 changed files with 20 additions and 6 deletions
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20
src/common/ecs/ecs.ts
View File

@ -417,6 +417,9 @@ export class Dialect_CA65 {
label(sym: string) {
return `${sym}:`;
}
export(sym: string) {
return `.export _${sym} = ${sym}`;
}
byte(b: number | ConstByte | undefined) {
if (b === undefined) {
return `.res 1`
@ -523,13 +526,15 @@ class DataSegment {
}
}
}
dump(file: SourceFileExport, dialect: Dialect_CA65) {
dump(file: SourceFileExport, dialect: Dialect_CA65, doExport: boolean) {
// TODO: fewer lines
for (let i = 0; i < this.size; i++) {
let syms = this.ofs2sym.get(i);
if (syms) {
for (let sym of syms)
for (let sym of syms) {
if (doExport) file.line(dialect.export(sym)); // TODO: this is a hack for C export
file.line(dialect.label(sym));
}
}
file.line(dialect.byte(this.initdata[i]));
}
@ -1683,13 +1688,15 @@ export class EntityScope implements SourceLocated {
this.allocateSegment(this.rodata, false, 'const'); // constants
this.allocateROData(this.rodata);
}
private isMainScope() {
return this.parent == null;
}
private generateCode() {
this.eventSeq = 0;
this.eventCodeStats = {};
let isMainScope = this.parent == null;
let start;
let initsys = this.em.getSystemByName('Init');
if (isMainScope && initsys) {
if (this.isMainScope() && initsys) {
this.newSystemInstanceWithDefaults(initsys); //TODO: what if none?
start = this.generateCodeForEvent('main_init');
} else {
@ -1759,12 +1766,13 @@ export class EntityScope implements SourceLocated {
}
}
private dumpCodeTo(file: SourceFileExport) {
let shouldExport = this.instances.length == 0;
let dialect = this.dialect;
file.line(dialect.startScope(this.name));
file.line(dialect.segment('bss'));
this.bss.dump(file, dialect);
this.bss.dump(file, dialect, shouldExport);
file.line(dialect.segment('code')); // TODO: rodata for aligned?
this.rodata.dump(file, dialect);
this.rodata.dump(file, dialect, shouldExport);
//file.segment(`${this.name}_CODE`, 'code');
file.line(dialect.label('__Start'));
this.code.dump(file);

6
test/ecs/noconstvalues.txt
View File

@ -1,21 +1,27 @@
.scope Main
.zeropage
.code
.export _Room_fgcolor_b0 = Room_fgcolor_b0
Room_fgcolor_b0:
.byte 12
.byte 12
.export _Room_bgcolor_b0 = Room_bgcolor_b0
Room_bgcolor_b0:
.byte 18
.byte 18
.export _Room_north_b0 = Room_north_b0
Room_north_b0:
.byte 0
.byte 0
.export _Room_east_b0 = Room_east_b0
Room_east_b0:
.byte 1
.byte 0
.export _Room_south_b0 = Room_south_b0
Room_south_b0:
.byte 0
.byte 0
.export _Room_west_b0 = Room_west_b0
Room_west_b0:
.byte 0
.byte 1