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improve debugging, fix a lot, add basic op test, heap allocation, dear god

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This commit is contained in:
Jeeves 2025-03-05 02:56:41 -07:00
parent 24f5fd49fa
commit 6d2cb973d1
3 changed files with 193 additions and 115 deletions
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15
src/main.zig
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@ -3,6 +3,8 @@ const std = @import("std");
const Uxn = @import("uxn.zig");
const Varvara = @import("varvara.zig");
const DEBUG = true;
pub fn main() !void {
var gpa = std.heap.GeneralPurposeAllocator(.{}){};
defer _ = gpa.deinit();
@ -19,16 +21,17 @@ pub fn main() !void {
const rom = try file.readToEndAlloc(allocator, 0xFF00);
defer allocator.free(rom);
var varvara = Varvara.init(rom);
Uxn.setDebug(DEBUG);
var running = true;
while (running) {
std.debug.print("pc={X} code={X} op={s}\n", .{
var varvara = try Varvara.init(allocator, rom);
defer varvara.deinit();
while (varvara.uxn.eval()) {
if (DEBUG) std.debug.print("{s}\t\tpc {X}, code {X}\n", .{
Uxn.fmtInstrs(varvara.uxn.mem.m[varvara.uxn.pc .. varvara.uxn.pc +% 1]),
varvara.uxn.pc,
varvara.uxn.mem.m[varvara.uxn.pc],
Uxn.fmtInstrs(varvara.uxn.mem.m[varvara.uxn.pc .. varvara.uxn.pc +% 1]),
});
if (varvara.uxn.eval()) running = false;
}
} else return error.NoRom;
}