authorgravatar for koachan@protonmail.comKoakuma <koachan@protonmail.com> 2022-06-19 22:14:34+07:00
committergravatar for koachan@protonmail.comKoakuma <koachan@protonmail.com> 2022-06-24 21:19:33+07:00
log84a57987c718de189ec8dca149ed22486d3ee375
tree4bc3bdaf5437df42580247399cd052609db704d0
parentdd57729299dea8d388e2e76c79b8c090b7e4164e

stage2: sparc64: Implement airAggregateInit

1 files changed, 23 insertions(+), 1 deletions(-)

src/arch/sparc64/CodeGen.zig+23-1
......@@ -611,7 +611,7 @@ fn genBody(self: *Self, body: []const Air.Inst.Index) InnerError!void {
611611 .select => @panic("TODO try self.airSelect(inst)"),
612612 .shuffle => @panic("TODO try self.airShuffle(inst)"),
613613 .reduce => @panic("TODO try self.airReduce(inst)"),
614 .aggregate_init => @panic("TODO try self.airAggregateInit(inst)"),
614 .aggregate_init => try self.airAggregateInit(inst),
615615 .union_init => @panic("TODO try self.airUnionInit(inst)"),
616616 .prefetch => @panic("TODO try self.airPrefetch(inst)"),
617617 .mul_add => @panic("TODO try self.airMulAdd(inst)"),
......@@ -777,6 +777,28 @@ fn airAddSubWithOverflow(self: *Self, inst: Air.Inst.Index) !void {
777777 return self.finishAir(inst, result, .{ extra.lhs, extra.rhs, .none });
778778}
779779
780fn airAggregateInit(self: *Self, inst: Air.Inst.Index) !void {
781 const vector_ty = self.air.typeOfIndex(inst);
782 const len = vector_ty.vectorLen();
783 const ty_pl = self.air.instructions.items(.data)[inst].ty_pl;
784 const elements = @ptrCast([]const Air.Inst.Ref, self.air.extra[ty_pl.payload..][0..len]);
785 const result: MCValue = res: {
786 if (self.liveness.isUnused(inst)) break :res MCValue.dead;
787 return self.fail("TODO implement airAggregateInit for {}", .{self.target.cpu.arch});
788 };
789
790 if (elements.len <= Liveness.bpi - 1) {
791 var buf = [1]Air.Inst.Ref{.none} ** (Liveness.bpi - 1);
792 std.mem.copy(Air.Inst.Ref, &buf, elements);
793 return self.finishAir(inst, result, buf);
794 }
795 var bt = try self.iterateBigTomb(inst, elements.len);
796 for (elements) |elem| {
797 bt.feed(elem);
798 }
799 return bt.finishAir(result);
800}
801
780802fn airAlloc(self: *Self, inst: Air.Inst.Index) !void {
781803 const stack_offset = try self.allocMemPtr(inst);
782804 return self.finishAir(inst, .{ .ptr_stack_offset = stack_offset }, .{ .none, .none, .none });