FPGA: Add labels for generate statements

Signed-off-by: Joachim Strömbergson <joachim@assured.se>
This commit is contained in:
Joachim Strömbergson 2024-06-17 11:28:36 +02:00 committed by dehanj
parent 6d9fc7db11
commit 5d0358dd2f
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@ -271,7 +271,7 @@ module picorv32 #(
reg pcpi_int_wait;
reg pcpi_int_ready;
generate if (ENABLE_FAST_MUL) begin
generate if (ENABLE_FAST_MUL) begin : gen_fast_mul
picorv32_pcpi_fast_mul pcpi_mul (
.clk (clk ),
.resetn (resetn ),
@ -284,7 +284,7 @@ module picorv32 #(
.pcpi_wait (pcpi_mul_wait ),
.pcpi_ready(pcpi_mul_ready )
);
end else if (ENABLE_MUL) begin
end else if (ENABLE_MUL) begin : gen_mul
picorv32_pcpi_mul pcpi_mul (
.clk (clk ),
.resetn (resetn ),
@ -297,14 +297,14 @@ module picorv32 #(
.pcpi_wait (pcpi_mul_wait ),
.pcpi_ready(pcpi_mul_ready )
);
end else begin
end else begin : gen_no_mul
assign pcpi_mul_wr = 0;
assign pcpi_mul_rd = 32'bx;
assign pcpi_mul_wait = 0;
assign pcpi_mul_ready = 0;
end endgenerate
generate if (ENABLE_DIV) begin
generate if (ENABLE_DIV) begin : gen_div
picorv32_pcpi_div pcpi_div (
.clk (clk ),
.resetn (resetn ),
@ -317,7 +317,7 @@ module picorv32 #(
.pcpi_wait (pcpi_div_wait ),
.pcpi_ready(pcpi_div_ready )
);
end else begin
end else begin : gen_no_div
assign pcpi_div_wr = 0;
assign pcpi_div_rd = 32'bx;
assign pcpi_div_wait = 0;
@ -1230,7 +1230,7 @@ module picorv32 #(
reg [31:0] alu_shl, alu_shr;
reg alu_eq, alu_ltu, alu_lts;
generate if (TWO_CYCLE_ALU) begin
generate if (TWO_CYCLE_ALU) begin : gen_two_cycle_alu
always @(posedge clk) begin
alu_add_sub <= instr_sub ? reg_op1 - reg_op2 : reg_op1 + reg_op2;
alu_eq <= reg_op1 == reg_op2;
@ -1239,7 +1239,7 @@ module picorv32 #(
alu_shl <= reg_op1 << reg_op2[4:0];
alu_shr <= $signed({instr_sra || instr_srai ? reg_op1[31] : 1'b0, reg_op1}) >>> reg_op2[4:0];
end
end else begin
end else begin : gen_single_cycle_alu
always @* begin
alu_add_sub = instr_sub ? reg_op1 - reg_op2 : reg_op1 + reg_op2;
alu_eq = reg_op1 == reg_op2;