pfg 3863c2cc50 Bring in a subset of gcc fixes that were back ported to
the GCC 4.1 branch and are available under GPLv2.

2007-11-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR rtl-optimization/33822
	* rtl.h (REG_OFFSET): Fix comment.
	* var-tracking.c (INT_MEM_OFFSET): New macro.
	(var_mem_set): Use it.
	(var_mem_delete_and_set): Likewise.
	(var_mem_delete): Likewise.
	(vt_get_decl_and_offset): Likewise.
	(offset_valid_for_tracked_p): New predicate.
	(count_uses): Do not track locations with invalid offsets.
	(add_uses): Likewise.
	(add_stores): Likewise.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=129972

2007-11-16  Richard Guenther  <rguenther@suse.de>
	PR middle-end/34030
	* fold-const.c (fold_binary): Use correct types for folding
	1 << X & Y to Y >> X & 1.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130242

2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/31944
	* cse.c (remove_pseudo_from_table): New function.
	(merge_equiv_classes): Use above function to remove pseudo-registers.
	(invalidate): Likewise
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=131524

2008-01-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        Backport:
	2007-11-07  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR middle-end/33826
	* ipa-pure-const (static_execute): Added code to keep recursive
	functions from being marked as pure or const.
	* ipa-utils (searchc): Fixed comment.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=131807

2008-02-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	Backport:
	2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>

	PR middle-end/25445
	* varasm.c (default_binds_local_p_1): Consult flag_whole_program
	if we are compiling with -fPIC.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132061

2008-02-04  Richard Guenther  <rguenther@suse.de>

	PR middle-end/33631
	* expr.c (count_type_elements): Give for unions instead of
	guessing.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132101

2008-02-14  Alan Modra  <amodra@bigpond.net.au>

	PR target/34393
	* config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
	to a reg.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132309

2008-03-25  Richard Guenther  <rguenther@suse.de>

	Backport from mainline:
	2008-02-12  Richard Guenther  <rguenther@suse.de>

	PR middle-end/35163
	* fold-const.c (fold_widened_comparison): Use get_unwidened in
	value-preserving mode.  Disallow final truncation.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=133509

2008-11-30  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/38287
	* config/sparc/sparc.md (divsi3 expander): Remove constraints.
	(divsi3_sp32): Add new alternative with 'K' for operand #2.
	(cmp_sdiv_cc_set): Factor common string.
	(udivsi3_sp32): Add new alternative with 'K' for operand #2.
	Add TARGET_V9 case.
	(cmp_udiv_cc_set): Factor common string.
http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142298

Reviewed by:	mm
Approved by:	jhb (mentor)
MFC after:	1 week
2012-05-18 19:02:39 +00:00
..
2007-08-14 02:45:23 +00:00

This directory contains machine-specific files for the GNU C compiler.
It has a subdirectory for each basic CPU type.
The only files in this directory itself
are some .h files that pertain to particular operating systems
and are used for more than one CPU type.