gcc/gcc ChangeLog function.c reorg.c rtl.h rtl ...

[ebotcazou@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-4_0-branch
Changes by:	ebotcazou@gcc.gnu.org	2005-10-20 12:18:05

Modified files:
	gcc            : ChangeLog function.c reorg.c rtl.h rtlanal.c 
	gcc/config/sparc: sparc.h 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/g++.dg/opt: delay-slot-1.C 

Log message:
	PR rtl-optimization/23585
	* rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
	(rtx_addr_can_trap_p): ... here.  Invoke rtx_addr_can_trap_p_1.
	(may_trap_p_1): New predicate extracted from...
	(may_trap_p): ... here.  Invoke may_trap_p_1.
	(may_trap_or_fault_p): New predicate.
	* rtl.h (may_trap_or_fault_p): Declare it.
	* reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
	instead of may_trap_p.
	(steal_delay_list_from_fallthrough): Likewise.
	(fill_simple_delay_slots): Likewise.
	(fill_slots_from_thread): Likewise.
	* function.c (pad_to_arg_alignment): Rework comment about
	SPARC_STACK_BOUNDARY_HACK.
	* config/sparc/sparc.h: Likewise.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.473&r2=2.7592.2.474
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/function.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.604.8.1&r2=1.604.8.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/reorg.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.104.8.1&r2=1.104.8.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtl.h.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.536.4.1&r2=1.536.4.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/rtlanal.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.211.8.2&r2=1.211.8.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/sparc/sparc.h.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.273.8.3&r2=1.273.8.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.5084.2.474&r2=1.5084.2.475
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/opt/delay-slot-1.C.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=NONE&r2=1.1.2.1