r148705 - in /trunk/gcc: ChangeLog builtins.c c...

[uros@gcc.gnu.org]

Author: uros
Date: Fri Jun 19 14:22:16 2009
New Revision: 148705

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148705
Log:
	* optabs.h (enum optab_index): Add new OTI_significand.
	(significand_optab): Define corresponding macro.
	* optabs.c (init_optabs): Initialize significand_optab.
	* genopinit.c (optabs): Implement significand_optab using
	significand?f2 patterns.
	* builtins.c (expand_builtin_mathfn): Handle
	BUILT_IN_SIGNIFICAND{,F,L}.
	(expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
	expand_builtin_mathfn if flag_unsafe_math_optimizations is set.

	* config/i386/i386.md (significandxf2, significand<mode>2): New
	expanders to implement significandf, significand and significandl
	built-ins as inline x87 intrinsics.

testsuite/ChangeLog:

	* gcc.dg/builtins-34.c: Add significand cases.

	PR testsuite/40491
	* testsuite/gcc.dg/20080522-1.c: Remove testcase for real.
	* testsuite/gcc.dg/20080528-1.c: Ditto.


Removed:
    trunk/gcc/testsuite/gcc.dg/20080522-1.c
    trunk/gcc/testsuite/gcc.dg/20080528-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/config/i386/i386.md
    trunk/gcc/genopinit.c
    trunk/gcc/optabs.c
    trunk/gcc/optabs.h
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/builtins-34.c