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stage2: C backend: implement @breakpoint and clean up test harness

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This commit is contained in:
Andrew Kelley
2020-12-28 18:43:01 -07:00
parent 37f04d66be
commit a54ccd8537
4 changed files with 48 additions and 64 deletions
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6
src/codegen/c.zig
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@@ -232,7 +232,7 @@ pub fn generate(file: *C, decl: *Decl) !void {
.retvoid => try genRetVoid(file),
.arg => try genArg(&ctx),
.dbg_stmt => try genDbgStmt(&ctx, inst.castTag(.dbg_stmt).?),
.breakpoint => try genBreak(&ctx, inst.castTag(.breakpoint).?),
.breakpoint => try genBreakpoint(file, inst.castTag(.breakpoint).?),
.unreach => try genUnreach(file, inst.castTag(.unreach).?),
.intcast => try genIntCast(&ctx, file, inst.castTag(.intcast).?),
else => |e| return ctx.fail(decl.src(), "TODO: C backend: implement codegen for {}", .{e}),
@@ -447,8 +447,8 @@ fn genDbgStmt(ctx: *Context, inst: *Inst.NoOp) !?[]u8 {
return null;
}
fn genBreak(ctx: *Context, inst: *Inst.NoOp) !?[]u8 {
// TODO ??
fn genBreakpoint(file: *C, inst: *Inst.NoOp) !?[]u8 {
try file.main.writer().writeAll("zig_breakpoint();\n");
return null;
}