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write prInt

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This commit is contained in:
nora 2023-07-30 23:05:57 +02:00
parent d9868e3111
commit 7f65dc0277
8 changed files with 155 additions and 40 deletions
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8
src/lower.ts
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@ -203,6 +203,7 @@ type FuncContext = {
cx: Context;
item: Item;
func: FunctionDef;
wasmType: wasm.FuncType;
wasm: wasm.Func;
varLocations: VarLocation[];
loopDepths: Map<LoopId, number>;
@ -231,6 +232,7 @@ function lowerFunc(cx: Context, item: Item, func: FunctionDef) {
cx,
item,
func,
wasmType,
wasm: wasmFunc,
varLocations: paramLocations,
loopDepths: new Map(),
@ -265,7 +267,7 @@ function lowerExpr(fcx: FuncContext, instrs: wasm.Instr[], expr: Expr) {
lowerExpr(fcx, instrs, expr.rhs);
const types = wasmTypeForBody(expr.rhs.ty!);
const local = fcx.wasm.locals.length;
const local = fcx.wasm.locals.length + fcx.wasmType.params.length;
fcx.wasm.locals.push(...types);
@ -498,6 +500,10 @@ function lowerExpr(fcx: FuncContext, instrs: wasm.Instr[], expr: Expr) {
if (expr.lhs.value.res!.kind === "builtin") {
switch (expr.lhs.value.res!.name) {
case "trap": {
instrs.push({ kind: "unreachable" });
break exprKind;
}
case "__i32_load": {
lowerExpr(fcx, instrs, expr.args[0]);
instrs.push({ kind: "i64.load", imm: {} });