Ok, it work.
[firearm.git] / Execute.v
index cefc4ef..8a7d8f6 100644 (file)
--- a/Execute.v
+++ b/Execute.v
@@ -163,13 +163,15 @@ module Execute(
                begin end
                `DECODE_BRANCH:
                begin
-                       jmppc = pc + op0 + 32'h8;
-                       if(insn[24]) begin
-                               next_write_reg = 1;
-                               next_write_num = 4'hE; /* link register */
-                               next_write_data = pc + 32'h4;
+                       if(!inbubble) begin
+                               jmppc = pc + op0 + 32'h8;
+                               if(insn[24]) begin
+                                       next_write_reg = 1;
+                                       next_write_num = 4'hE; /* link register */
+                                       next_write_data = pc - 32'h4;
+                               end
+                               jmp = 1'b1;
                        end
-                       jmp = 1'b1;
                end                     /* Branch */
                `DECODE_LDCSTC,         /* Coprocessor data transfer */
                `DECODE_CDP,            /* Coprocessor data op */
@@ -234,8 +236,8 @@ module ALU(
        output reg [31:0] cpsr_out,
        output reg setres
 );
-       wire [31:0] res;
-       wire flag_n, flag_z, flag_c, flag_v, setres;
+       reg [31:0] res;
+       reg flag_n, flag_z, flag_c, flag_v;
        wire [32:0] sum, diff, rdiff;
        wire sum_v, diff_v, rdiff_v;
 
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