X-Git-Url: http://git.joshuawise.com/firearm.git/blobdiff_plain/ad18b18ac07db57954dc102383993fba0b6b2af4..ac760abbb074404374f0b376981d5b1c695ac9b3:/ICache.v diff --git a/ICache.v b/ICache.v index e90f430..e6754b7 100644 --- a/ICache.v +++ b/ICache.v @@ -32,7 +32,7 @@ module ICache( reg [21:0] cache_tags [15:0]; reg [31:0] cache_data [15:0 /* line */] [15:0 /* word */]; - reg [4:0] i; + integer i; initial for (i = 0; i < 16; i = i + 1) begin @@ -48,10 +48,11 @@ module ICache( reg [31:0] prev_rd_addr = 32'hFFFFFFFF; wire cache_hit = cache_valid[rd_idx] && (cache_tags[rd_idx] == rd_tag); - - always @(*) begin /* XXX does this work nowadays? */ + + wire [31:0] curdata = cache_data[rd_idx][rd_didx_word]; + always @(*) begin rd_wait = rd_req && !cache_hit; - rd_data = cache_data[rd_idx][rd_didx_word]; + rd_data = curdata; end reg [3:0] cache_fill_pos = 0;