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* config/m68k/m68k-protos.h (use_return_insn): Change return type from int to bool. * config/m68k/m68k.c (struct m68k_frame): Add funcdef_no member. (current_frame): New global var. (m68k_compute_frame_layout): Cache computations in current_frame. (m68k_initial_elimination_offset): Use values from current_frame instead of recomputing them. (use_return_insn): Likewise. (m68k_output_function_prologue): Likewise. (m68k_output_function_epilogue): Likewise. * config/m68k/m68k.h (TARGET_CPU_CPP_PREDEFINES): Fold __PIC__ handling inside the block for __pic__. From-SVN: r72330
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