Re: Help-The possible places where insn is splitted in greg pass

2010-02-01 Thread fanqifei
2010/1/27 fanqifei : > 2010/1/25 Ulrich Weigand : >> Qifei Fan wrote: >> >>> > But insn#479 is not recognized by recog() in insn-recog.c and the >>> > compilation failed. (recog only recognizes RTL defined in md, right?) >>> > Here the backtrace is >>> > reload--->cleanup_subreg_operands--->extract

Re: Bugzilla and setting priorities

2010-02-01 Thread Jonathan Wakely
On 29 January 2010 11:09, Piotr Wyderski wrote: > Paolo Carlini wrote: > >> Thus, what's the point of submitter fiddling with those Bugzilla >> fields? Putting some sort of psychological pressure on people actually >> working on fixing the bugs? > > Well, that's true when it comes to high prioritie

Re: Obsoleting IRIX < 6.5, Solaris 7, and Tru64 UNIX < V5.1

2010-02-01 Thread Rainer Orth
Richard Sandiford writes: >> ** I also consider obsoleting support for the O32 ABI: the SGI linker used >>is different from the N32/N64 ld, and has repeatedly caused problems >>which couldn't be resolved even when SGI still had full IRIX >>support. Also, the ISO C99 support in libc i

Re: Git mirror needs a run of "git gc"

2010-02-01 Thread Frank Ch. Eigler
Florian Weimer writes: > Right now, each fresh clone needs to create a compressed pack, which > takes quite a while. I ran "git repack -a -d", HTH. - FChE

An information about GIMPLE

2010-02-01 Thread Ugo Mezzogori
My name is Ugo Mezzogori and i am doing my graduation thesis about GCC architecture. Can i ask you a few questions? I know that you rewrote the language Gimple in Tuples instead of trees. Why did you translare GIMPLE into tuple? which are benefits? Which is the mechanism? How do you pass from AST t

Re: An information about GIMPLE

2010-02-01 Thread Ian Lance Taylor
Ugo Mezzogori writes: > I know that you rewrote the language Gimple in Tuples instead of trees. > Why did you translare GIMPLE into tuple? which are benefits? GIMPLE uses less memory in the compiler. > Which is the mechanism? > How do you pass from AST to GENERIC? and GENERIC to GIMPLE? > and G

Re: GCC-How does the coding style affect the insv pattern recognization?

2010-02-01 Thread Adam Nemet
fanqifei writes: > 2010/1/18 Adam Nemet : > > Sorry for jumping in late. See make_file_assigment in combine.c. > > > > The problem usually is that: > > > > (set A (ior (and B C1) OTHER)) > > > > can only be turned into a bit-insertion if A and B happen to be the same > > pseudos. > > > > Adam > >

Re: Register allocation and multi-reg HARD_FRAME_POINTER

2010-02-01 Thread Uros Bizjak
On 01/30/2010 06:48 PM, Ian Lance Taylor wrote: Uros Bizjak writes: The target that I would like to support has 8-bit registers, so for any sane compilation, stack pointer, frame pointer and hard frame pointer all need to be constructed from at least two registers, to form 16-bit register

Working Part Time

2010-02-01 Thread maria8791maria8791

Re: Support for export keyword to use with C++ templates ?

2010-02-01 Thread Michael Witten
On Sun, Jan 31, 2010 at 6:38 PM, Paolo Carlini wrote: > it's extremely > unlikely that the C++ front-end maintainers could even consider > reviewing patches from a novice for such an hard to implement feature. That says more about the tangled mess that is gcc then about any particular programmer'