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Changed DIVN comparison from NF to NF+2. Shouldn't make a difference on our word sizes of XLEN=32/64, NF = 10/23/52) but is more proper in the general case.

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David Harris 2023-05-15 03:51:59 -07:00
parent 0a7a159d69
commit 1b385c4336
1 changed files with 2 additions and 2 deletions
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config/shared/wally-shared.vh
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@ -125,7 +125,7 @@
// division constants // division constants
`define DIVN (((`NF<`XLEN) & `IDIV_ON_FPU) ? `XLEN : `NF+2) // standard length of input `define DIVN ((((`NF+2)<`XLEN) & `IDIV_ON_FPU) ? `XLEN : `NF+2) // standard length of input
`define LOGR ($clog2(`RADIX)) // r = log(R) `define LOGR ($clog2(`RADIX)) // r = log(R)
`define RK (`LOGR*`DIVCOPIES) // r*k used for intdiv preproc `define RK (`LOGR*`DIVCOPIES) // r*k used for intdiv preproc
`define LOGRK ($clog2(`RK)) // log2(r*k) `define LOGRK ($clog2(`RK)) // log2(r*k)