Nixyri/zig
1
0
Fork 0
mirror of https://github.com/ziglang/zig.git synced 2024-11-15 08:33:06 +00:00
Code Issues Packages Projects Releases Wiki Activity

Implement switch_br dump

Browse Source
This commit is contained in:
Luuk de Gram 2021-07-18 17:10:33 +02:00 committed by Andrew Kelley
parent 480242b78a
commit 1bc3bfc04b
1 changed files with 30 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
src/print_air.zig
View File

@ -299,9 +299,36 @@ const Writer = struct {
}
fn writeSwitchBr(w: *Writer, s: anytype, inst: Air.Inst.Index) @TypeOf(s).Error!void {
_ = w;
_ = inst;
try s.writeAll("TODO");
const pl_op = w.air.instructions.items(.data)[inst].pl_op;
const extra = w.air.extraData(Air.SwitchBr, pl_op.payload);
const cases = w.air.extra[extra.end..][0..extra.data.cases_len];
const else_body = w.air.extra[extra.end + cases.len ..][0..extra.data.else_body_len];
try w.writeInstRef(s, pl_op.operand);
try s.writeAll(", {\n");
const old_indent = w.indent;
if (else_body.len != 0) {
w.indent += 2;
try w.writeBody(s, else_body);
try s.writeByteNTimes(' ', old_indent);
try s.writeAll("}, {\n");
w.indent = old_indent;
}
for (cases) |case_index| {
const case = w.air.extraData(Air.SwitchBr.Case, case_index);
const case_body = w.air.extra[case.end..][0..case.data.body_len];
w.indent += 2;
try w.writeBody(s, case_body);
try s.writeByteNTimes(' ', old_indent);
try s.writeAll("}, {\n");
w.indent = old_indent;
}
try s.writeByteNTimes(' ', old_indent);
try s.writeAll("}");
}
fn writeInstRef(w: *Writer, s: anytype, inst: Air.Inst.Ref) @TypeOf(s).Error!void {