merge memory
[firearm.git] / Memory.v
index 3f82a54..0b27485 100644 (file)
--- a/Memory.v
+++ b/Memory.v
@@ -42,6 +42,7 @@ module Memory(
        reg next_writeback, next_notdone, next_inc_next;
        reg [31:0] align_s1, align_s2, align_rddata;
 
+       wire next_outbubble;    
        wire next_write_reg;
        wire [3:0] next_write_num;
        wire [31:0] next_write_data;
@@ -56,10 +57,10 @@ module Memory(
        begin
                outpc <= pc;
                outinsn <= insn;
-               outbubble <= rw_wait;
-               out_write_reg <= next_writeback;
-               out_write_num <= next_regsel;
-               out_write_data <= next_regdata;
+               outbubble <= next_outbubble;
+               out_write_reg <= next_write_reg;
+               out_write_num <= next_write_num;
+               out_write_data <= next_write_data;
                notdone <= next_notdone;
                inc_next <= next_inc_next;
                regs <= next_regs;
@@ -81,6 +82,7 @@ module Memory(
                next_write_num = write_num;
                next_write_data = write_data;
                next_inc_next = 1'b0;
+               next_outbubble = inbubble;
                outstall = 1'b0;
                next_regs = 16'b0;
                next_started = started;
@@ -89,6 +91,7 @@ module Memory(
                `DECODE_LDRSTR_UNDEFINED: begin end
                `DECODE_LDRSTR: begin
                        if (!inbubble) begin
+                               next_outbubble = rw_wait;
                                outstall = rw_wait | notdone;
                        
                                addr = insn[23] ? op0 + op1 : op0 - op1; /* up/down select */
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