i386.c (ix86_expand_move): Allow pushes of memory, offload to memory all FP constants for constant->reg moves.
* 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
