gcc/gcc ChangeLog simplify-rtx.c cse.c convert ...

[amylaar@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	amylaar@gcc.gnu.org	2002-07-03 23:38:57

Modified files:
	gcc            : ChangeLog simplify-rtx.c cse.c convert.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.c-torture/compile: simd-1.c 

Log message:
	gcc:
	* simplify-rtx.c (simplify_subreg): Reduce problem of finding
	vector mode subregs of constants to finding integer mode
	subregs of constants.
	* cse.c (cse_insn): Use simplify_gen_subreg.
	* convert.c (convert_to_integer): Don't strip a NOP_EXPR
	From a vector mode expression of different size than the
	target mode.
	gcc/testsuite:
	* gcc.c-torture/compile/simd-3.c: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.14779&r2=1.14780
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/simplify-rtx.c.diff?cvsroot=gcc&r1=1.108&r2=1.109
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cse.c.diff?cvsroot=gcc&r1=1.229&r2=1.230
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/convert.c.diff?cvsroot=gcc&r1=1.18&r2=1.19
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.1966&r2=1.1967
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/compile/simd-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1