add variable reassignments and basic block arguments

1 files changed, 12 insertions, 14 deletions

diff --git a/src/main.zig b/src/main.zig
index 48637c2..314459b 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -21,8 +21,6 @@ pub fn main() !void {
         std.io.getStdOut();
     const run = if (args.next()) |arg| std.mem.eql(u8, arg, "run") else false;
 
-    const output = out_file.writer();
-
     // var br = std.io.bufferedReader(std.io.getStdIn().reader());
     // const stdin = br.reader();
     //
@@ -40,11 +38,11 @@ pub fn main() !void {
         \\{
         \\    let x = 10
         \\    if x {
-        \\        let x = read_int(0)
+        \\        # let x = read_int(0)
         \\        # print(18446744073709551615)
-        \\        # print(x + x)
+        \\        x = x + x
         \\    } else {
-        \\        print(10)
+        \\        x = 69
         \\    }
         \\    print(x)
         \\}
@@ -63,16 +61,16 @@ pub fn main() !void {
         std.debug.print("Unexpected token {}, expected end of file\n", .{lexer.next()});
     }
     const procedure = try compile.compile(allocator, source, ast);
-    std.debug.print("Bytecode instructions:\n", .{});
-    for (procedure.blocks, 0..) |block, i| {
-        std.debug.print("  ${}:\n", .{i});
-        for (block.instrs.items) |instr| {
-            std.debug.print("    {}\n", .{instr});
-        }
-    }
+    std.debug.print("Bytecode instructions:\n{}", .{procedure});
+    // for (procedure.blocks, 0..) |block, i| {
+    //     std.debug.print("  ${}:\n", .{i});
+    //     for (block.instrs.items) |instr| {
+    //         std.debug.print("    {}\n", .{instr});
+    //     }
+    // }
     // std.debug.print("Last use of each virtual register: {}\n", .{fmtHashMap(block.vreg_last_use)});
-    const elf = try codegen.create_elf(allocator, procedure);
-    try output.writeAll(elf);
+    // const elf = try codegen.create_elf(allocator, procedure);
+    // try out_file.writer().writeAll(elf);
     std.debug.print("Run output:\n", .{});
     if (run) {
         out_file.close();