riscv/rocket-chip
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try to give seqmems clearer names

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This commit is contained in:
Henry Cook
2017-09-19 13:41:11 -07:00
parent e8702e2687
commit 8db5bbbae0
4 changed files with 19 additions and 19 deletions
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10
src/main/scala/rocket/ICache.scala
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@ -168,13 +168,13 @@ class ICacheModule(outer: ICache) extends LazyModuleImp(outer)
v
}
val tag_array = SeqMem(nSets, Vec(nWays, UInt(width = tECC.width(1 + tagBits))))
val tag_rdata = tag_array.read(s0_vaddr(untagBits-1,blockOffBits), !refill_done && s0_valid)
val icache_tag_array = SeqMem(nSets, Vec(nWays, UInt(width = tECC.width(1 + tagBits))))
val tag_rdata = icache_tag_array.read(s0_vaddr(untagBits-1,blockOffBits), !refill_done && s0_valid)
val accruedRefillError = Reg(Bool())
val refillError = tl_out.d.bits.error || (refill_cnt > 0 && accruedRefillError)
when (refill_done) {
val enc_tag = tECC.encode(Cat(refillError, refill_tag))
tag_array.write(refill_idx, Vec.fill(nWays)(enc_tag), Seq.tabulate(nWays)(repl_way === _))
icache_tag_array.write(refill_idx, Vec.fill(nWays)(enc_tag), Seq.tabulate(nWays)(repl_way === _))
}
val vb_array = Reg(init=Bits(0, nSets*nWays))
@ -216,8 +216,8 @@ class ICacheModule(outer: ICache) extends LazyModuleImp(outer)
assert(!(s1_valid || s1_slaveValid) || PopCount(s1_tag_hit zip s1_tag_disparity map { case (h, d) => h && !d }) <= 1)
require(tl_out.d.bits.data.getWidth % wordBits == 0)
val data_arrays = Seq.fill(tl_out.d.bits.data.getWidth / wordBits) { SeqMem(nSets * refillCycles, Vec(nWays, UInt(width = dECC.width(wordBits)))) }
for ((data_array, i) <- data_arrays zipWithIndex) {
val icache_data_arrays = Seq.fill(tl_out.d.bits.data.getWidth / wordBits) { SeqMem(nSets * refillCycles, Vec(nWays, UInt(width = dECC.width(wordBits)))) }
for ((data_array, i) <- icache_data_arrays zipWithIndex) {
def wordMatch(addr: UInt) = addr.extract(log2Ceil(tl_out.d.bits.data.getWidth/8)-1, log2Ceil(wordBits/8)) === i
def row(addr: UInt) = addr(untagBits-1, blockOffBits-log2Ceil(refillCycles))
val s0_ren = (s0_valid && wordMatch(s0_vaddr)) || (s0_slaveValid && wordMatch(s0_slaveAddr))