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stage2: reimplement switch

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This commit is contained in:
Veikka Tuominen
2021-02-01 15:45:11 +02:00
parent 3ec5c9a3bc
commit 75acfcf0ea
4 changed files with 606 additions and 5 deletions
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10
src/codegen/c.zig
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@@ -414,11 +414,13 @@ pub fn genBody(o: *Object, body: ir.Body) error{ AnalysisFail, OutOfMemory }!voi
.loop => try genLoop(o, inst.castTag(.loop).?),
.condbr => try genCondBr(o, inst.castTag(.condbr).?),
.br => try genBr(o, inst.castTag(.br).?),
.brvoid => try genBrVoid(o, inst.castTag(.brvoid).?.block),
.br_void => try genBrVoid(o, inst.castTag(.br_void).?.block),
.switchbr => try genSwitchBr(o, inst.castTag(.switchbr).?),
// booland and boolor are non-short-circuit operations
.booland, .bitand => try genBinOp(o, inst.castTag(.booland).?, " & "),
.boolor, .bitor => try genBinOp(o, inst.castTag(.boolor).?, " | "),
// bool_and and bool_or are non-short-circuit operations
.bool_and => try genBinOp(o, inst.castTag(.bool_and).?, " & "),
.bool_or => try genBinOp(o, inst.castTag(.bool_or).?, " | "),
.bit_and => try genBinOp(o, inst.castTag(.bit_and).?, " & "),
.bit_or => try genBinOp(o, inst.castTag(.bit_or).?, " | "),
.xor => try genBinOp(o, inst.castTag(.xor).?, " ^ "),
.not => try genUnOp(o, inst.castTag(.not).?, "!"),
else => |e| return o.dg.fail(o.dg.decl.src(), "TODO: C backend: implement codegen for {}", .{e}),