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* i386.c (ix86_expand_move): Allow pushes of memory, offload to memory all FP constants for constant->reg moves. (ix86_split_to_parts): Try to convert memory address into immediate when available in the constant pool. * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg moves. (LEGITIMATE_CONSTANT_P): Return 1. * i386.md (pushsf): New splitter to convert constant pool memory reference to immediate. (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before reload. From-SVN: r31203
README for GNU development tools This directory contains various GNU compilers, assemblers, linkers, debuggers, etc., plus their support routines, definitions, and documentation. Check the INSTALL directory for detailed configuration and installation instructions. Much of the code and documentation enclosed is copyright by the Free Software Foundation, Inc. See the file COPYING or COPYING.LIB in the various directories, for a description of the GNU General Public License terms under which you can copy the files. REPORTING BUGS: Again, see gdb/README, binutils/README, etc., for info on where and how to report problems.