27 lines
727 B
Zig
27 lines
727 B
Zig
const std = @import("std");
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const debug = std.debug;
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const Chunk = @import("./chunk.zig").Chunk;
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const print_value = @import("./values.zig").print_value;
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pub fn grow_capacity(capacity: usize) usize {
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if (capacity < 8) {
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return 8;
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}
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return capacity * 2;
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}
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pub fn simple_instruction(opcode_name: []const u8, offset: usize) usize {
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debug.print("{s:16}\n", .{opcode_name});
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return offset + 1;
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}
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pub fn constant_instruction(opcode_name: []const u8, chunk: Chunk, offset: usize) usize {
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const constant = chunk.code[offset + 1];
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debug.print("{s:16} {d:4} '", .{ opcode_name, constant });
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print_value(chunk.constants.values[constant]);
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debug.print("'\n", .{});
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return offset + 2;
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}
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