9ab81df261
PR optimization/12142 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the uses of the register in the SET_SRC. Remove unnecessary argument. * pa.c (legitimize_pic_address): Before reload, use a scratch register for the intermediate result in loading the address of a SYMBOL_REF. Set the MEM_NOTRAP_P flag for the MEM. Add a REG_EQUAL to the insn which loads the SYMBOL_REF address. From-SVN: r72234
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