1 files changed, 0 insertions, 83 deletions
diff --git a/rtl/gfx/gfx_mat_mat.sv b/rtl/gfx/gfx_mat_mat.sv
deleted file mode 100644
index d03a648..0000000
--- a/rtl/gfx/gfx_mat_mat.sv
+++ /dev/null
@@ -1,83 +0,0 @@
-`include "gfx/gfx_defs.sv"
-
-module gfx_mat_mat
-(
-	input  logic clk,
-	             rst_n,
-
-	input  mat4  a,
-	             b,
-	input  logic in_valid,
-	             out_ready,
-
-	output mat4  q,
-	output logic in_ready,
-	             out_valid
-);
-
-	mat4 a_hold, b_hold, b_transpose, q_hold, q_transpose, mul_b;
-	vec4 mul_q;
-	logic mul_in_ready, mul_in_valid, mul_out_ready, mul_out_valid;
-	index4 in_index, out_index;
-
-	assign in_ready = mul_in_ready && in_index == `INDEX4_MIN;
-	assign out_valid = mul_out_valid && out_index == `INDEX4_MAX;
-
-	assign mul_in_valid = in_valid || in_index != `INDEX4_MIN;
-	assign mul_out_ready = out_ready || out_index != `INDEX4_MAX;
-
-	gfx_transpose transpose_b
-	(
-		.in(b),
-		.out(b_transpose)
-	);
-
-	gfx_mat_vec mul
-	(
-		.a(in_index == `INDEX4_MIN ? a : a_hold),
-		.x(mul_b[in_index]),
-		.q(mul_q),
-		.in_ready(mul_in_ready),
-		.in_valid(mul_in_valid),
-		.out_ready(mul_out_ready),
-		.out_valid(mul_out_valid),
-		.*
-	);
-
-	gfx_transpose transpose_q
-	(
-		.in(q_transpose),
-		.out(q)
-	);
-
-	always_comb begin
-		mul_b = b_hold;
-		mul_b[0] = b_transpose[0];
-
-		q_transpose = q_hold;
-		q_transpose[`VECS_PER_MAT - 1] = mul_q;
-	end
-
-	always_ff @(posedge clk or negedge rst_n)
-		if (!rst_n) begin
-			in_index <= `INDEX4_MIN;
-			out_index <= `INDEX4_MIN;
-		end else begin
-			if (mul_in_ready && mul_in_valid)
-				in_index <= in_index + 1;
-
-			if (mul_out_ready && mul_out_valid)
-				out_index <= out_index + 1;
-		end
-
-	always_ff @(posedge clk) begin
-		if (in_ready) begin
-			a_hold <= a;
-			b_hold <= b_transpose;
-		end
-
-		if (mul_out_ready && mul_out_valid)
-			q_hold[out_index] <= mul_q;
-	end
-
-endmodule