search for: umax

Displaying 20 results from an estimated 56 matches for "umax".

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2013 Nov 14
1
Possible bug: TC with HFSC fails to load if umax is not provided
...upgrading the script wouldn''t start. First some config files. tcdevices: #INTERFACE IN-BANDWIDTH OUT-BANDWIDTH OPTIONS REDIRECTED eth1 - 6300kbit hfsc,classify ifb0 - 6300kbit hfsc eth1 tcclasses: #INTERFACE MARK RATE(:DMAX:UMAX) CEIL PRIORITY OPTIONS ifb0:110 - full/4:50 full/2 1 tcp-ack,tos-minimize-delay ifb0:130 - full/2 full*9/10 3 flow=nfct-dst ifb0:140 - full/4 full*9/10 4 default,flow=nfct-dst eth1:110 - full/4:50 full/2 1 tcp-ack...
2006 Sep 24
2
HFSC parameter
My problem with HFSC tc command is ... tc command''s HFSC have a lot parameter with 4 curve type SC curve -> umax dmax rate LS curve -> umax dmax rate RT curve -> umax dmax rate UL curve -> umax dmax rate so i''dont know which parameter are appropriate for my test case such real time class which curve are appropriate and good working result. my assumption about umax,dmax,rate ... this is tru...
2010 May 05
2
[LLVMdev] Why llvm function name is different with . and ..
...delta> ) declare i16 @llvm.atomic.load.min.i16.p0i16( i16* <ptr>, i16 <delta> ) declare i32 @llvm.atomic.load.min.i32..p0i32( i32* <ptr>, i32 <delta> ) declare i64 @llvm.atomic.load.min.i64..p0i64( i64* <ptr>, i64 <delta> ) declare i8 @llvm.atomic.load.umax.i8.p0i8( i8* <ptr>, i8 <delta> ) declare i16 @llvm.atomic.load.umax.i16.p0i16( i16* <ptr>, i16 <delta> ) declare i32 @llvm.atomic.load.umax.i32.p0i32( i32* <ptr>, i32 <delta> ) declare i64 @llvm.atomic.load.umax.i64.p0i64( i64* <ptr>, i64 <delta&gt...
2019 Feb 09
2
how experimental are the llvm.experimental.vector.reduce.* functions?
I'm interested in using @llvm.experimental.vector.reduce.smax/umax to implement runtime overflow checking for vectors. Here's an example checked addition, without vectors, and then I'll follow the example with what I would do for checked addition with vectors. Frontend code (zig): export fn entry() void { var a: i32 = 1; var b: i32 = 2; var x...
2019 Feb 09
2
how experimental are the llvm.experimental.vector.reduce.* functions?
...at the backend would do with that, but that might've changed with some of the more recent patches. On Sat, Feb 9, 2019 at 1:42 AM Craig Topper via llvm-dev < llvm-dev at lists.llvm.org> wrote: > I don't think I understand your pseudocode using > llvm.experimental.vector.reduce.umax. All of the types you showed are > scalar, but that intrinsic doesn't work on scalars so I'm having a hard > time understanding what you're trying to do with it. > llvm.experimental.vector.reduce.umax takes a vector input and returns a > scalar result. Are you wanting to fin...
2006 Sep 17
1
HTB and HFSC,declaration tc command question
...B tc command?? or it''s only a creative function from developer?? In HFSC tc command question  after i read HFSC paper , i''m doubt in Service curve declaration like this &gt; | SC := [ [ m1 BPS ] [ d SEC ] m2 BPS &gt; |  &gt; |  m1 : slope of first segment -&gt; umax &gt; |  d  : x-coordinate of intersection -&gt; dmax &gt; |  m2 : slope of second segment -&gt; rate 2. In all leaf class must specify rt (realtime service curve) ??? and Is it important to specify sc (Service curve) in all leaf class ?? and in all leaf class must specify link-sh...
2010 Oct 12
1
R optimization and curve()?
...be nice if I could put a linear budget constraint on the graph here's an example with cobb douglas utility u <- function(x) { x1 <- x[1] x2 <- x[2] (x1^alpha)*(x2^(1-alpha)) } utility <- function(x) x[1]^(alpha)*x[2]^(1-alpha) p <- c(2,1) i <- -100 alpha <- .3 umax <- function(p,i,u) { res <- constrOptim(c(.5,.5), u, grad=NULL, ui=-p, ci=i, mu = 1e-04, control=list(fnscale=-1)) return(res) } curve(umax, c(c(2,1),c(2,1)), c(10,100)) -- View this message in context: http://r.789695.n4.nabble.com/R-optimization-and-curve-tp2992244p2992244.html Sent from t...
2019 Aug 26
2
missing simplification in ScalarEvolution?
Hi Sanjoy, Thanks for the reply! Your approach sounds good to me! I think 1) is legal as address wraparound in unsigned range doesn't make sense given a positive offset, but I am not sure. I think umax will not be added if we can prove the predicate as known. I am not sure whether umax will get simplified if we add nuw to the expressions. -Pankaj -----Original Message----- From: Sanjoy Das <sanjoy at playingwithpointers.com> Sent: Sunday, August 25, 2019 1:53 PM To: Chawla, Pankaj <...
2001 Oct 16
3
parallel scanner support (general question)
Hi, I'm using the Umax Astra 610p scanner (parallel port scanner). Unfortunately, it is not supported by sane as Umax is not publishing specs. Searching on google I found out that some people got it working using vmware but nobody could get it working with wine. That is surprising me because people seem to get lots of...
2019 Feb 09
2
how experimental are the llvm.experimental.vector.reduce.* functions?
...at, but that might've changed with some of the > more recent patches. > > On Sat, Feb 9, 2019 at 1:42 AM Craig Topper via llvm-dev < > llvm-dev at lists.llvm.org> wrote: > >> I don't think I understand your pseudocode using >> llvm.experimental.vector.reduce.umax. All of the types you showed are >> scalar, but that intrinsic doesn't work on scalars so I'm having a hard >> time understanding what you're trying to do with it. >> llvm.experimental.vector.reduce.umax takes a vector input and returns a >> scalar result. Are yo...
2006 Sep 20
0
HTB and HFSC, tc command question
...from developer?? ps. in Mastershaper represent interior class as pipe and leaf class as chain In HFSC tc command fter i read HFSC paper , i''m doubt in Service curve declaration like this > | SC := [ [ m1 BPS ] [ d SEC ] m2 BPS > | > | m1 : slope of first segment -> umax > | d : x-coordinate of intersection -> dmax > | m2 : slope of second segment -> rate 2. In all leaf class must specify rt (realtime service curve) ??? and Is it important to specify sc (Service curve) in all leaf class ?? and in all leaf class must specify link-sharing (ls) to...
2006 Sep 18
0
HTB and HFSC tc commandd syntax question
...er?? ps. in Mastershaper represent interior class as pipe and leaf class as chain In HFSC tc command fter i read HFSC paper , i''m doubt in Service curve declaration like this &gt; | SC := [ [ m1 BPS ] [ d SEC ] m2 BPS &gt; |  &gt; |  m1 : slope of first segment -&gt; umax &gt; |  d  : x-coordinate of intersection -&gt; dmax &gt; |  m2 : slope of second segment -&gt; rate 2. In all leaf class must specify rt (realtime service curve) ??? and Is it important to specify sc (Service curve) in all leaf class ?? and in all leaf class must specify link-shar...
2005 May 24
3
Reversing axis in a log plot (PR#7894)
Full_Name: Christian Marquardt Version: 2.1.0 OS: Linux (Redhat 9) Submission from: (NULL) (151.170.240.10) Following the advice of a reader of R-help, I would now like to submit this as a bug report: Say we have x = seq(1,3, by = 0.01) y = exp(x) Plotting and reversing linear axis is fine plot(x,y) plot(x,y, ylim = c(30,1)) as is a usual log-plot: plot(x,y, log =
2019 Aug 21
2
missing simplification in ScalarEvolution?
...> exit: > ret void > } > > I was expecting the backedge taken count of the loop to be evaluated > to 3 by ScalarEvolution but instead it evaluates to this- > > Loop %loop: backedge-taken count is ((-1 + (-1 * @glob_const) + ((8 + > @glob_const)<nuw><nsw> umax (32 + @glob_const)<nsw>)) /u 8) Loop %loop: max backedge-taken count is 3, actual taken count either this or zero. > > > Can we deduce the final value of the IV (32 + @glob_const) to be greater than the initial value (8 + @glob_const) and simplify the backedge taken count to 3? >...
2010 May 05
0
[LLVMdev] Why llvm function name is different with . and ..
...eclare i16 @llvm.atomic.load.min.i16.p0i16( i16* <ptr>, i16 <delta> ) > declare i32 @llvm.atomic.load.min.i32..p0i32( i32* <ptr>, i32 <delta> ) > declare i64 @llvm.atomic.load.min.i64..p0i64( i64* <ptr>, i64 <delta> ) > declare i8 @llvm.atomic.load.umax.i8.p0i8( i8* <ptr>, i8 <delta> ) > declare i16 @llvm.atomic.load.umax.i16.p0i16( i16* <ptr>, i16 <delta> ) > declare i32 @llvm.atomic.load.umax.i32.p0i32( i32* <ptr>, i32 <delta> ) > declare i64 @llvm.atomic.load.umax.i64.p0i64( i64* <ptr>, i...
2006 Sep 01
1
HFSC help
...e some tests with differents parameters but I''m not able to use correctly this scheduler: $TC qdisc add dev $dev root handle 1: hfsc default 40 $TC class add dev $dev parent 1: classid 1:1 hfsc sc rate 10mbit ul rate 10mbit ### VOIP $TC class add dev $dev parent 1:1 classid 1:10 hfsc rt umax 1500b dmax 5ms rate 200kbit ls umax 1500b dmax 60ms rate 200kbit ul rate 200kbits ### Video $TC class add dev $dev parent 1:1 classid 1:20 hfsc rt umax 1500b dmax 10ms rate 5mbit ls umax 1500b dmax 60ms rate 5Mbit ul rate 5Mbit ## Data $TC class add dev $dev parent 1:1 classid 1:30 hfsc sc rate 1mb...
2006 May 09
3
tc del class not working
When I start my script: * - Creating classes on br1 for upload control ... * - tc class add dev br1 parent 2:0 classid 2:46 hfsc ls m1 576.0Kbit d 2000ms m2 192.0Kbit ul m2 384Kbit ... [ ok ] * - tc class add dev br1 parent 2:46 classid 2:47 hfsc sc umax 1500b dmax 30ms rate 80Kbit . [ ok ] * - tc class add dev br1 parent 2:46 classid 2:48 hfsc ls m2 152.0Kbit ul m2 152.0Kbit ... [ ok ] * - tc class add dev br1 parent 2:46 classid 2:49 hfsc rt m2 76.00Kbit ls m2 152.0Kbit ul m2 304Kbit ... [ ok ] * - Creating classes on wivl4 for...
2005 Oct 13
12
HFSC Advanced Limiting
I am investigating changing our broadband bandwidth control scripts over to HFSC. What I would like to accomplish is this: { * DOWNLOAD * I need a download class for each user (we''ll call it Class 1) that offers a minimum of lets say 384Kbps and a maximum of 1.5Mbps. The rates between 384Kbps and 1.5Mbps should be shared among all users. Each user should always be able to get at
2013 Jun 07
2
[LLVMdev] NEON vector instructions and the fast math IR flags
...alarization. > Absolutely! There are two problems to solve: increase the cost for SPFP when UseNEONForSinglePrecisionFP is false, so that vectorizers don't generate such code, and legalize correctly in the backend, for vector code that does not respect that flag. (You can of course assign UMAX cost for all floating point vector types in > the cost model for ARM and get the desired result - this won’t solve the > problem if somebody else writes the vectorize LLVM IR though) > I wouldn't use UMAX, since the idea is not to forbid, but to tell how expensive it is. But it would...
2017 May 16
2
[RFC] Canonicalization of unsigned subtraction with saturation
..., unsigned short max, int n) { int i; unsigned short m; for (i = 0; i < n; i++) { m = *--p; *p =(m >= max ? m-max : 0); } } (2.16) void goo(unsigned short *p, unsigned short max, int n) { int i; unsigned short m; for (i = 0; i < n; i++) { m = *--p; unsigned short umax = m > max ? m : max; *p =umax - max; } } (1.16) %cmp = icmp ugt i16 %x, %y %sub2 = sub i16 %y, %x %res = select i1 %cmp, i16 0, i16 %sub2 or (2.16) %cmp = icmp ugt i16 %x, %y %sel = select i1 %cmp, i16 %x, i16 %y %sub = sub i16 %sel, %x Which of these versions is canonical? I think f...