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* [Bug fortran/17030] New: gfortran does not optimize ABS of complex that well
@ 2004-08-14 19:53 pinskia at gcc dot gnu dot org
2004-08-14 19:53 ` [Bug fortran/17030] " pinskia at gcc dot gnu dot org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-08-14 19:53 UTC (permalink / raw)
To: gcc-bugs
gfortran just calls cabsf even with -ffast-math which changes cabsf into sqrt (r*r+i*i) which improves
code generation a huge amount and should improve facerec a huge amount too.
--
Summary: gfortran does not optimize ABS of complex that well
Product: gcc
Version: 3.5.0
Status: UNCONFIRMED
Keywords: missed-optimization
Severity: enhancement
Priority: P2
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: pinskia at gcc dot gnu dot org
CC: gcc-bugs at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17030
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug fortran/17030] gfortran does not optimize ABS of complex that well 2004-08-14 19:53 [Bug fortran/17030] New: gfortran does not optimize ABS of complex that well pinskia at gcc dot gnu dot org @ 2004-08-14 19:53 ` pinskia at gcc dot gnu dot org 2004-08-15 19:26 ` cvs-commit at gcc dot gnu dot org 2004-08-15 19:26 ` pinskia at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: pinskia at gcc dot gnu dot org @ 2004-08-14 19:53 UTC (permalink / raw) To: gcc-bugs -- What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |pinskia at gcc dot gnu dot |dot org |org Status|UNCONFIRMED |ASSIGNED Ever Confirmed| |1 Last reconfirmed|0000-00-00 00:00:00 |2004-08-14 19:53:36 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17030 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug fortran/17030] gfortran does not optimize ABS of complex that well 2004-08-14 19:53 [Bug fortran/17030] New: gfortran does not optimize ABS of complex that well pinskia at gcc dot gnu dot org 2004-08-14 19:53 ` [Bug fortran/17030] " pinskia at gcc dot gnu dot org @ 2004-08-15 19:26 ` cvs-commit at gcc dot gnu dot org 2004-08-15 19:26 ` pinskia at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: cvs-commit at gcc dot gnu dot org @ 2004-08-15 19:26 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-08-15 19:26 ------- Subject: Bug 17030 CVSROOT: /cvs/gcc Module name: gcc Changes by: pinskia@gcc.gnu.org 2004-08-15 19:26:32 Modified files: gcc/fortran : ChangeLog f95-lang.c trans-decl.c trans-intrinsic.c trans.h Log message: 2004-08-15 Andrew Pinski <apinski@apple.com> PR fortran/17030 * f95-lang.c (gfc_init_builtin_functions): Initialize the builtins for cabs{,f} and copysign{,f}. * trans-decl.c (gfor_fndecl_math_cabsf): Delete. (gfor_fndecl_math_cabs): Delete. (gfor_fndecl_math_sign4): Delete. (gfor_fndecl_math_sign8): Delete. (gfc_build_intrinsic_function_decls): Remove the initializing of cabs{,f} and copysign{,f} functions. * trans-intrinsic.c (gfc_conv_intrinsic_abs): Use the builtins instead of the functions definitions. (gfc_conv_intrinsic_sign): Likewise. * trans.h (gfor_fndecl_math_cabsf): Delete. (gfor_fndecl_math_cabs): Delete. (gfor_fndecl_math_sign4): Delete. (gfor_fndecl_math_sign8): Delete. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/ChangeLog.diff?cvsroot=gcc&r1=1.150&r2=1.151 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/f95-lang.c.diff?cvsroot=gcc&r1=1.11&r2=1.12 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/trans-decl.c.diff?cvsroot=gcc&r1=1.30&r2=1.31 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/trans-intrinsic.c.diff?cvsroot=gcc&r1=1.13&r2=1.14 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/trans.h.diff?cvsroot=gcc&r1=1.10&r2=1.11 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17030 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug fortran/17030] gfortran does not optimize ABS of complex that well 2004-08-14 19:53 [Bug fortran/17030] New: gfortran does not optimize ABS of complex that well pinskia at gcc dot gnu dot org 2004-08-14 19:53 ` [Bug fortran/17030] " pinskia at gcc dot gnu dot org 2004-08-15 19:26 ` cvs-commit at gcc dot gnu dot org @ 2004-08-15 19:26 ` pinskia at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: pinskia at gcc dot gnu dot org @ 2004-08-15 19:26 UTC (permalink / raw) To: gcc-bugs ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-08-15 19:26 ------- Fixed. -- What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED Target Milestone|--- |3.5.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17030 ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2004-08-15 19:26 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2004-08-14 19:53 [Bug fortran/17030] New: gfortran does not optimize ABS of complex that well pinskia at gcc dot gnu dot org 2004-08-14 19:53 ` [Bug fortran/17030] " pinskia at gcc dot gnu dot org 2004-08-15 19:26 ` cvs-commit at gcc dot gnu dot org 2004-08-15 19:26 ` pinskia at gcc dot gnu dot org
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