r125790 - in /trunk/gcc: ChangeLog config/i386/...

[uros@gcc.gnu.org]

Author: uros
Date: Mon Jun 18 08:30:47 2007
New Revision: 125790

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125790
Log:
	PR tree-optimization/32383
	* targhooks.c (default_builtin_reciprocal): Add new bool argument.
	* targhooks.h (default_builtin_reciprocal): Update prototype.
	* target.h (struct gcc_target): Update builtin_reciprocal.
	* doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
	* tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
	where arg1 is not SSA_NAME.  Pass true to targetm.builtin_reciprocal
	when fndecl is in BUILT_IN_MD class.
	(execute_convert_to_rsqrt): Ditto.

	* config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
	argument.  Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
	Convert BUILT_IN_SQRTF code only  when md_fn is false.

testsuite/ChangeLog:

	PR tree-optimization/32383
	* testsuite/g++.dg/opt/pr32383.C: New test.


Added:
    trunk/gcc/testsuite/g++.dg/opt/pr32383.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/doc/tm.texi
    trunk/gcc/target.h
    trunk/gcc/targhooks.c
    trunk/gcc/targhooks.h
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-math-opts.c