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Added support for importing functions and begin working on a modding tools

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This commit is contained in:
luccie-cmd 2025-08-04 16:03:06 +02:00
parent 59e3997056
commit e0d44a5f84
5 changed files with 132 additions and 62 deletions
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15
src/mods/vm.zig
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@ -37,9 +37,17 @@ pub const Function = struct {
pub const ExportFunction = enum {
preinit,
logErr,
logWarn,
logInfo,
logDebug,
};
pub const Exports = struct {
preinit: ?u32 = null,
logErr: ?u32 = null,
logWarn: ?u32 = null,
logInfo: ?u32 = null,
logDebug: ?u32 = null,
};
comptime {
std.debug.assert(@typeInfo(ExportFunction).@"enum".fields.len == @typeInfo(Exports).@"struct".fields.len );
@ -117,7 +125,7 @@ pub const Runtime = struct {
const index = frame.code.indices[frame.program_counter];
switch (opcode) {
.@"unreachable" => {
std.log.err("Reached unreachable statement at IR counter {any}\n", .{frame.program_counter});
std.debug.panic("Reached unreachable statement at IR counter {any}\n", .{frame.program_counter});
},
.nop => {},
.br => {
@ -433,6 +441,9 @@ pub const Runtime = struct {
std.debug.panic("Function preinit unavailable\n", .{});
}
},
else => {
std.debug.panic("Function {any} not handled\n", .{name});
}
}
}
@ -470,7 +481,7 @@ pub const Runtime = struct {
allocator.free(frame.locals);
},
.external => {
std.log.err("TODO: Handle external function {any}\n", .{function});
std.debug.panic("TODO: Handle external function {any}\n", .{function});
// TODO(ernesto): handle external functions
// const name = self.module.imports[f.external].name;
// if (self.global_runtime.functions.get(name)) |external| {