stupid.c (stupid_mark_refs): Generate a REG_UNUSED note for a register which is clobbered even if...
* stupid.c (stupid_mark_refs): Generate a REG_UNUSED note
for a register which is clobbered even if the register
was used by an earlier instruction.
* i386.md (fix_truncsfdi2, fix_truncdfdi2,
fix_truncxfdi2): Don't bother with the gen_reg_RTX.
(fix_truncsfsi2, fix_truncsfdi2, fix_truncdfsi2,
fix_truncdfdi2, fix_truncxfsi2, fix_truncxfdi2): Update
operand constraints and modes.
* i386.c (output_fix_trunc): Use HImode register to avoid
memory stalls. Call output_move_double instead of output_to_reg.
(output_to_reg): Remove.
* i386.h: Likewise.
* i386.md (negsf2, negdf2, negxf2): Set the type
attribute to fpop.
From-SVN: r26621