riscv/rocket-chip
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datapath to read out vector state

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This commit is contained in:
Yunsup Lee
2012-03-13 22:21:26 -07:00
parent 5655dbd5da
commit b100544b25
3 changed files with 19 additions and 2 deletions
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8
rocket/src/main/scala/dpath.scala
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@ -388,6 +388,10 @@ class rocketDpath extends Component
vec.io.pcrw.en := io.ctrl.wen_pcr
vec.io.pcrw.data := wb_reg_wdata
pcr.io.vec_appvl := vec.io.appvl
pcr.io.vec_nxregs := vec.io.nxregs
pcr.io.vec_nfregs := vec.io.nfregs
wb_wdata :=
Mux(vec.io.wen, Cat(Bits(0,52), vec.io.appvl),
Mux(wb_src_dmem, io.dmem.resp_data_subword,
@ -395,6 +399,10 @@ class rocketDpath extends Component
}
else
{
pcr.io.vec_appvl := UFix(0)
pcr.io.vec_nxregs := UFix(0)
pcr.io.vec_nfregs := UFix(0)
wb_wdata :=
Mux(wb_src_dmem, io.dmem.resp_data_subword,
wb_reg_wdata)