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[codegen] migrate stdlib/console,date to emitsymbol/emitoperand helpers #647

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Merged
cs01 merged 1 commit into from
Apr 21, 2026
Merged

[codegen] migrate stdlib/console,date to emitsymbol/emitoperand helpers #647

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57 changes: 29 additions & 28 deletions src/codegen/stdlib/console.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -86,19 +86,20 @@ export class ConsoleGenerator {
*/
private generateNewline(method: string): string {
const formatStr = this.ctx.createStringConstant("\n");
const temp = this.ctx.nextTemp();

if (method === "error" || method === "warn") {
// fprintf(stderr, "\n")
this.ctx.emit(`${temp} = load i8*, i8** @stderr`);
const stderrPtr = this.ctx.emitLoad("i8*", this.ctx.emitSymbol("stderr", "@"));
const temp2 = this.ctx.nextTemp();
this.ctx.emit(`${temp2} = call i32 (i8*, i8*, ...) @fprintf(i8* ${temp}, i8* ${formatStr})`);
this.ctx.emit(
`${temp2} = call i32 (i8*, i8*, ...) @fprintf(${this.ctx.emitOperand(stderrPtr, "i8*")}, ${this.ctx.emitOperand(formatStr, "i8*")})`,
);
return temp2;
} else {
// printf("\n")
this.ctx.emit(`${temp} = call i32 (i8*, ...) @printf(i8* ${formatStr})`);
const flushTemp = this.ctx.nextTemp();
this.ctx.emit(`${flushTemp} = call i32 @fflush(i8* null)`);
const temp = this.ctx.nextTemp();
this.ctx.emit(
`${temp} = call i32 (i8*, ...) @printf(${this.ctx.emitOperand(formatStr, "i8*")})`,
);
this.ctx.emitCall("i32", this.ctx.emitSymbol("fflush", "@"), "i8* null");
return temp;
}
}
Expand All @@ -108,23 +109,25 @@ export class ConsoleGenerator {
*/
private generateStringPrint(method: string, argValue: string): string {
const formatStr = this.ctx.createStringConstant("%s\n");
const temp = this.ctx.nextTemp();

if (method === "error" || method === "warn") {
// fprintf(stderr, "%s\n", value)
this.ctx.emit(`${temp} = load i8*, i8** @stderr`);
const stderrPtr = this.ctx.emitLoad("i8*", this.ctx.emitSymbol("stderr", "@"));
const temp2 = this.ctx.nextTemp();
this.ctx.emit(
`${temp2} = call i32 (i8*, i8*, ...) @fprintf(i8* ${temp}, i8* ${formatStr}, i8* ${argValue})`,
`${temp2} = call i32 (i8*, i8*, ...) @fprintf(${this.ctx.emitOperand(stderrPtr, "i8*")}, ${this.ctx.emitOperand(formatStr, "i8*")}, ${this.ctx.emitOperand(argValue, "i8*")})`,
);
this.ctx.emitCall(
"i32",
this.ctx.emitSymbol("fflush", "@"),
this.ctx.emitOperand(stderrPtr, "i8*"),
);
const flushTemp = this.ctx.nextTemp();
this.ctx.emit(`${flushTemp} = call i32 @fflush(i8* ${temp})`);
return temp2;
} else {
// printf("%s\n", value)
this.ctx.emit(`${temp} = call i32 (i8*, ...) @printf(i8* ${formatStr}, i8* ${argValue})`);
const flushTemp = this.ctx.nextTemp();
this.ctx.emit(`${flushTemp} = call i32 @fflush(i8* null)`);
const temp = this.ctx.nextTemp();
this.ctx.emit(
`${temp} = call i32 (i8*, ...) @printf(${this.ctx.emitOperand(formatStr, "i8*")}, ${this.ctx.emitOperand(argValue, "i8*")})`,
);
this.ctx.emitCall("i32", this.ctx.emitSymbol("fflush", "@"), "i8* null");
return temp;
}
}
Expand All @@ -135,21 +138,20 @@ export class ConsoleGenerator {
private generateNumberPrint(method: string, argValue: string): string {
const dblValue = this.ctx.ensureDouble(argValue);
const formatStr = this.ctx.createStringConstant("%.15g\n");
const temp = this.ctx.nextTemp();

if (method === "error" || method === "warn") {
// fprintf(stderr, "%g\n", value)
this.ctx.emit(`${temp} = load i8*, i8** @stderr`);
const stderrPtr = this.ctx.emitLoad("i8*", this.ctx.emitSymbol("stderr", "@"));
const temp2 = this.ctx.nextTemp();
this.ctx.emit(
`${temp2} = call i32 (i8*, i8*, ...) @fprintf(i8* ${temp}, i8* ${formatStr}, double ${dblValue})`,
`${temp2} = call i32 (i8*, i8*, ...) @fprintf(${this.ctx.emitOperand(stderrPtr, "i8*")}, ${this.ctx.emitOperand(formatStr, "i8*")}, ${this.ctx.emitOperand(dblValue, "double")})`,
);
return temp2;
} else {
// printf("%g\n", value)
this.ctx.emit(`${temp} = call i32 (i8*, ...) @printf(i8* ${formatStr}, double ${dblValue})`);
const flushTemp = this.ctx.nextTemp();
this.ctx.emit(`${flushTemp} = call i32 @fflush(i8* null)`);
const temp = this.ctx.nextTemp();
this.ctx.emit(
`${temp} = call i32 (i8*, ...) @printf(${this.ctx.emitOperand(formatStr, "i8*")}, ${this.ctx.emitOperand(dblValue, "double")})`,
);
this.ctx.emitCall("i32", this.ctx.emitSymbol("fflush", "@"), "i8* null");
return temp;
}
}
Expand All @@ -161,8 +163,7 @@ export class ConsoleGenerator {
this.ctx.emit(
`${bodyPtr} = getelementptr %__FetchResponse, %__FetchResponse* ${argValue}, i32 0, i32 2`,
);
const body = this.ctx.nextTemp();
this.ctx.emit(`${body} = load i8*, i8** ${bodyPtr}`);
const body = this.ctx.emitLoad("i8*", bodyPtr);
return this.generateStringPrint(method, body);
}
}
39 changes: 24 additions & 15 deletions src/codegen/stdlib/date.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -26,42 +26,50 @@ export class DateGenerator {
// Load ms from %Date struct field 0
const msPtr = this.ctx.nextTemp();
this.ctx.emit(`${msPtr} = getelementptr inbounds %Date, %Date* ${datePtr}, i32 0, i32 0`);
const msVal = this.ctx.nextTemp();
this.ctx.emit(`${msVal} = load double, double* ${msPtr}`);
const msVal = this.ctx.emitLoad("double", msPtr);

if (method === "getTime") {
return msVal;
}

// Convert ms → seconds as i64 for localtime_r / gmtime_r
const secDbl = this.ctx.nextTemp();
this.ctx.emit(`${secDbl} = fdiv nsz arcp contract reassoc afn double ${msVal}, 1.000000e+03`);
this.ctx.emit(
`${secDbl} = fdiv nsz arcp contract reassoc afn ${this.ctx.emitOperand(msVal, "double")}, 1.000000e+03`,
);
const secI64 = this.ctx.nextTemp();
this.ctx.emit(`${secI64} = fptosi double ${secDbl} to i64`);
this.ctx.emit(`${secI64} = fptosi ${this.ctx.emitOperand(secDbl, "double")} to i64`);

const timePtr = this.ctx.nextTemp();
this.ctx.emit(`${timePtr} = alloca i64`);
this.ctx.emit(`store i64 ${secI64}, i64* ${timePtr}`);
this.ctx.emitStore("i64", secI64, timePtr);
const tmAlloca = this.ctx.nextTemp();
this.ctx.emit(`${tmAlloca} = alloca %struct.tm`);

if (method === "toISOString") {
this.ctx.emitCall("%struct.tm*", "@gmtime_r", `i64* ${timePtr}, %struct.tm* ${tmAlloca}`);
const buf = this.ctx.nextTemp();
this.ctx.emit(`${buf} = call i8* @cs_arena_alloc(i64 32)`);
this.ctx.emitCall(
"%struct.tm*",
this.ctx.emitSymbol("gmtime_r", "@"),
`${this.ctx.emitOperand(timePtr, "i64*")}, ${this.ctx.emitOperand(tmAlloca, "%struct.tm*")}`,
);
const buf = this.ctx.emitCall("i8*", this.ctx.emitSymbol("cs_arena_alloc", "@"), "i64 32");
const fmt = this.ctx.stringGen.doCreateStringConstant("%Y-%m-%dT%H:%M:%SZ");
this.ctx.emitCall(
"i64",
"@strftime",
`i8* ${buf}, i64 32, i8* ${fmt}, %struct.tm* ${tmAlloca}`,
this.ctx.emitSymbol("strftime", "@"),
`${this.ctx.emitOperand(buf, "i8*")}, i64 32, ${this.ctx.emitOperand(fmt, "i8*")}, ${this.ctx.emitOperand(tmAlloca, "%struct.tm*")}`,
);
this.ctx.setVariableType(buf, "i8*");
return buf;
}

// struct tm fields: 0=sec, 1=min, 2=hour, 3=mday, 4=mon, 5=year
// getFullYear needs +1900; getMonth is already 0-indexed (matches JS)
this.ctx.emitCall("%struct.tm*", "@localtime_r", `i64* ${timePtr}, %struct.tm* ${tmAlloca}`);
this.ctx.emitCall(
"%struct.tm*",
this.ctx.emitSymbol("localtime_r", "@"),
`${this.ctx.emitOperand(timePtr, "i64*")}, ${this.ctx.emitOperand(tmAlloca, "%struct.tm*")}`,
);

const fieldMap: Record<string, number> = {
getSeconds: 0,
Expand All @@ -81,15 +89,16 @@ export class DateGenerator {
this.ctx.emit(
`${fieldPtr} = getelementptr inbounds %struct.tm, %struct.tm* ${tmAlloca}, i32 0, i32 ${fieldIndex}`,
);
const fieldI32 = this.ctx.nextTemp();
this.ctx.emit(`${fieldI32} = load i32, i32* ${fieldPtr}`);
const fieldI32 = this.ctx.emitLoad("i32", fieldPtr);
const fieldDbl = this.ctx.nextTemp();
this.ctx.emit(`${fieldDbl} = sitofp i32 ${fieldI32} to double`);
this.ctx.emit(`${fieldDbl} = sitofp ${this.ctx.emitOperand(fieldI32, "i32")} to double`);
this.ctx.setVariableType(fieldDbl, "double");

if (method === "getFullYear") {
const result = this.ctx.nextTemp();
this.ctx.emit(`${result} = fadd nsz arcp contract reassoc afn double ${fieldDbl}, 1900.0`);
this.ctx.emit(
`${result} = fadd nsz arcp contract reassoc afn ${this.ctx.emitOperand(fieldDbl, "double")}, 1900.0`,
);
this.ctx.setVariableType(result, "double");
return result;
}
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