Re: PATCH: Enable FTZ/DAZ for SSE via fast math

2005-08-11 Thread H. J. Lu
On Thu, Aug 11, 2005 at 11:27:42PM +0100, Nix wrote: > On 10 Aug 2005, H. J. Lu said: > > + /* SSE is the part of 64bit. Only need to check it for 32bit. */ > > Grammar nit: this should probably be > > + /* All 64-bit targets have SSE; only check it explicitly for 32-bit ones. > */ > > or s

gcc-4.0-20050811 is now available

2005-08-11 Thread gccadmin
Snapshot gcc-4.0-20050811 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/4.0-20050811/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 4.0 CVS branch with the following options: -rgcc-ss-4_0-20050811 You'll

Re: PATCH: Enable FTZ/DAZ for SSE via fast math

2005-08-11 Thread Nix
On 10 Aug 2005, H. J. Lu said: > + /* SSE is the part of 64bit. Only need to check it for 32bit. */ Grammar nit: this should probably be + /* All 64-bit targets have SSE; only check it explicitly for 32-bit ones. */ or something like that. > + : "i" (0x0020)); > + if (((eax

Re: Lost gccbug submission

2005-08-11 Thread Daniel Berlin
Could you please check what's going on there? Is this a general problem with gcc-gnats processing or a problem parsing that particular message? Dunno. Grepping mail logs older than an hour takes a while on sourceware, because they are large. Can you resend it and notify me when you do? gc

Re: Question of the DFA scheduler

2005-08-11 Thread Richard Henderson
On Thu, Aug 11, 2005 at 08:12:57AM +0800, Ling-hua Tseng wrote: > I used the automata based pipeline description for my ports, > I described the data latency time by `define_insn_reservation', > and I'm trying to insert the "nop" in the hook > TARGET_MACHINE_DEPENDENT_REORG. It is possible to emi

Re: Ada character types : tree code and DW_AT_encoding

2005-08-11 Thread James E Wilson
Andrew Haley wrote: Tom Tromey writes: > I was under the impression that CHAR_TYPE was deprecated, so I > purposely avoided it in gcjx. I'm not sure where I got that > impression though. I can't remember the context either, but I agree with your memory. I think it was discussed a little whil

Re: [patch] Fix i386-mingw32 build failure

2005-08-11 Thread DJ Delorie
> Hmm. You know, I probably should just steal the code from DJGPP... You could, if you feel like weeding out all the DPMI calls and dos-isms ;-) It's in DJGPP's src/libc/dos/process/dosexec.c. Search for "script_exec".

Re: [patch] Fix i386-mingw32 build failure

2005-08-11 Thread Christopher Faylor
On Wed, Aug 10, 2005 at 05:30:03PM -0400, DJ Delorie wrote: >> Well, it's stopping a real fix for the MinGW build failure being made. >> Adding #! support to libiberty won't work because the problem scripts >> have MSYS/Cygwin paths for the shell (eg. "/bin/sh") that aren't likely >> to be valid to

Re: [RFC] - Regression exposed by recent change to compress_float_constant

2005-08-11 Thread Dale Johannesen
Fariborz is having trouble with his mailer and has asked me to forward his response. On Aug 10, 2005, at 2:35 PM, Dale Johannesen wrote: On Aug 10, 2005, at 12:43 PM, Fariborz Jahanian wrote: Following patch has exposed an optimization shortcoming: 2005-07-12  Dale Johannesen  <[EMAIL PROTECTED]>

Re: Question of the DFA scheduler

2005-08-11 Thread Michael Meissner
Ling-hua Tseng wrote: > I'm porting gcc 4.0.1 to a new VLIW architecture. > Some of its function units doesn't have internal hardware pipeline > forwarding, > so I need to insert "nop" instructions in order to resovle the data > hazard. > > I used the automata based pipeline description for my por

Question on updating ssa for virtual operands (PR tree-optimization/22543)

2005-08-11 Thread Dorit Naishlos
Hi, PR22543 has a testcase in which we fail with: error: definition in block 1 does not dominate use in block 3 for SSA_NAME: SFT.3_39 in statement: # VUSE ; lsm_tmp.35_36 = D.2625.j; In this testcase block 3 is a loop exit block, and block 1 is a loop header block. During vectorization th

Re: Question of the DFA scheduler

2005-08-11 Thread Ling-hua Tseng
I figured out that the insn_latency(insn1, insn2) is always returning a constant value in any states (i.e., it's a static value, not be determined dynamically). It seems to cost much time complexity if I impelemented the `nop inserting' in the reorg pass. Because the `nop inserting' algorithm ma

Re: Two typoes in rtl.texi

2005-08-11 Thread Richard Sandiford
Wu Zhou <[EMAIL PROTECTED]> writes: > I am reading <> and found two typoes. Here is a patch to > fix them. Thanks! I've applied it under the obviously-correct rule after testing with "make dvi" and "make info". > Is this the correct mail-list for this kind of patch. Thanks. Not quite: there's

Re: Question of the DFA scheduler

2005-08-11 Thread Richard Sandiford
"Ling-hua Tseng" <[EMAIL PROTECTED]> writes: > The destination operand of the `sub' instruction, d0, will be written > back in the 4th cycle, and the instruction `max' will use it as source > operand (i.e., there is a true data dependency). > > I figured out that the state_transition() returns -1 w

Re: Ada character types : tree code and DW_AT_encoding

2005-08-11 Thread Andrew Haley
Tom Tromey writes: > > "Jim" == James E Wilson <[EMAIL PROTECTED]> writes: > > Jim> Java uses CHAR_TYPE. So Ada would not be the only supported language > Jim> using it if you switched to it. > > I was under the impression that CHAR_TYPE was deprecated, so I > purposely avoided it in

Re: [patch] Fix i386-mingw32 build failure

2005-08-11 Thread Andreas Schwab
Mark Mitchell <[EMAIL PROTECTED]> writes: > We've had this entire discussion before, and as far as I can tell, > there's agreement-in-principle: you build things, install them in a > staging area, and then copy/reinstall into a final location when you're > done. Sorry, I didn't think of that. No

Re: Ada character types : tree code and DW_AT_encoding

2005-08-11 Thread Jerome Guitton
Jim, Thank you for your answer ! James E Wilson ([EMAIL PROTECTED]): > I think it would be better if the language front ends switched to using > CHAR_TYPE for character types. Otherwise the debug output routines need > a lot of code to tell which integer types are actually character types, >

Two typoes in rtl.texi

2005-08-11 Thread Wu Zhou
Hello Maintainers, I am reading <> and found two typoes. Here is a patch to fix them. Is this the correct mail-list for this kind of patch. Thanks. Index: doc/rtl.texi === RCS file: /cvsroot/gcc/gcc/gcc/doc/rtl.texi,v retrieving