authorgravatar for koachan@protonmail.comKoakuma <koachan@protonmail.com> 2022-05-02 20:45:14+07:00
committergravatar for koachan@protonmail.comKoakuma <koachan@protonmail.com> 2022-05-16 22:47:53+07:00
logb6de8d2565974318b888f4e93eab6235fcce6419
treeaf3a5c99399a14c291be92e2a61a03cae15ebf6c
parent2dc2ab091e423fe087a6bc12ea6ada0214fd106b

stage2: sparc64: Implement airUnwrapErrPayload

1 files changed, 13 insertions(+), 1 deletions(-)

src/arch/sparc64/CodeGen.zig+13-1
......@@ -649,7 +649,7 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void {
649649 .optional_payload_ptr => @panic("TODO try self.airOptionalPayloadPtr(inst)"),
650650 .optional_payload_ptr_set => @panic("TODO try self.airOptionalPayloadPtrSet(inst)"),
651651 .unwrap_errunion_err => @panic("TODO try self.airUnwrapErrErr(inst)"),
652 .unwrap_errunion_payload => @panic("TODO try self.airUnwrapErrPayload(inst)"),
652 .unwrap_errunion_payload => try self.airUnwrapErrPayload(inst),
653653 .unwrap_errunion_err_ptr => @panic("TODO try self.airUnwrapErrErrPtr(inst)"),
654654 .unwrap_errunion_payload_ptr=> @panic("TODO try self.airUnwrapErrPayloadPtr(inst)"),
655655 .errunion_payload_ptr_set => @panic("TODO try self.airErrUnionPayloadPtrSet(inst)"),
......@@ -1265,6 +1265,18 @@ fn airSwitch(self: *Self, inst: Air.Inst.Index) !void {
12651265 return self.fail("TODO implement switch for {}", .{self.target.cpu.arch});
12661266}
12671267
1268fn airUnwrapErrPayload(self: *Self, inst: Air.Inst.Index) !void {
1269 const ty_op = self.air.instructions.items(.data)[inst].ty_op;
1270 const result: MCValue = if (self.liveness.isUnused(inst)) .dead else result: {
1271 const error_union_ty = self.air.typeOf(ty_op.operand);
1272 const payload_ty = error_union_ty.errorUnionPayload();
1273 if (!payload_ty.hasRuntimeBits()) break :result MCValue.none;
1274
1275 return self.fail("TODO implement unwrap error union payload for non-empty payloads", .{});
1276 };
1277 return self.finishAir(inst, result, .{ ty_op.operand, .none, .none });
1278}
1279
12681280// Common helper functions
12691281
12701282/// Adds a Type to the .debug_info at the current position. The bytes will be populated later,