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add a comment about potential slowness

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This commit is contained in:
Raphael Jacquot 2019-03-15 07:13:38 +01:00
parent 2a4d684d0e
commit b3bc8cf327
1 changed files with 2 additions and 0 deletions
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saturn_regs_pc_rstk.v
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@ -102,6 +102,8 @@ wire [0:0] jump_rel3 = i_jump_instr && (i_jump_length == 3'd2);
wire [0:0] jump_rel4 = i_jump_instr && (i_jump_length == 3'd3);
wire [0:0] jump_abs5 = i_jump_instr && (i_jump_length == 3'd4);
wire [0:0] jump_relative = jump_rel2 || jump_rel3 || jump_rel4;
/* this appears to be SLOW */
wire [0:0] is_rtn = i_phases[2] && i_block_0x && !i_nibble[3] && !i_nibble[2];
reg [19:0] jump_next_offset;