All uses of reg_unused_after() were removed in my rewrite of the sparc backend back in 1998.
short_branch() was removed in various pieces over time, the final references died in Eric B.'s removal of -mflat in 2004. Committed to trunk. gcc/ * config/sparc/sparc.c (short_branch, reg_unused_after): Delete. * config/sparc/sparc-protos.h (short_branch, reg_unused_after): Get rid of declarations. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180325 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 4 +++ gcc/config/sparc/sparc-protos.h | 2 - gcc/config/sparc/sparc.c | 45 --------------------------------------- 3 files changed, 4 insertions(+), 47 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a09af51..269c1cd 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -10,6 +10,10 @@ * config/sparc/sparc.c (struct processor_costs): To here. (sparc_costs): Mark static. + * config/sparc/sparc.c (short_branch, reg_unused_after): Delete. + * config/sparc/sparc-protos.h (short_branch, reg_unused_after): + Get rid of declarations. + 2011-10-21 Paul Brook <p...@codesourcery.com> * config/c6x/c6x.c (c6x_asm_emit_except_personality, diff --git a/gcc/config/sparc/sparc-protos.h b/gcc/config/sparc/sparc-protos.h index 4b15b82..2890532 100644 --- a/gcc/config/sparc/sparc-protos.h +++ b/gcc/config/sparc/sparc-protos.h @@ -43,7 +43,6 @@ extern void sparc_expand_epilogue (bool); extern void sparc_flat_expand_epilogue (bool); extern bool sparc_can_use_return_insn_p (void); extern int check_pic (int); -extern int short_branch (int, int); extern void sparc_profile_hook (int); extern void sparc_override_options (void); extern void sparc_output_scratch_registers (FILE *); @@ -95,7 +94,6 @@ extern int fp_mov_p (rtx); extern int fp_high_losum_p (rtx); extern int mem_min_alignment (rtx, int); extern int pic_address_needs_scratch (rtx); -extern int reg_unused_after (rtx, rtx); extern int register_ok_for_ldd (rtx); extern int memory_ok_for_ldd (rtx); extern int registers_ok_for_ldd_peep (rtx, rtx); diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c index 717594d..ba88315 100644 --- a/gcc/config/sparc/sparc.c +++ b/gcc/config/sparc/sparc.c @@ -3176,51 +3176,6 @@ eligible_for_sibcall_delay (rtx trial) return eligible_for_restore_insn (trial, false); } - -int -short_branch (int uid1, int uid2) -{ - int delta = INSN_ADDRESSES (uid1) - INSN_ADDRESSES (uid2); - - /* Leave a few words of "slop". */ - if (delta >= -1023 && delta <= 1022) - return 1; - - return 0; -} - -/* Return nonzero if REG is not used after INSN. - We assume REG is a reload reg, and therefore does - not live past labels or calls or jumps. */ -int -reg_unused_after (rtx reg, rtx insn) -{ - enum rtx_code code, prev_code = UNKNOWN; - - while ((insn = NEXT_INSN (insn))) - { - if (prev_code == CALL_INSN && call_used_regs[REGNO (reg)]) - return 1; - - code = GET_CODE (insn); - if (GET_CODE (insn) == CODE_LABEL) - return 1; - - if (INSN_P (insn)) - { - rtx set = single_set (insn); - int in_src = set && reg_overlap_mentioned_p (reg, SET_SRC (set)); - if (set && in_src) - return 0; - if (set && reg_overlap_mentioned_p (reg, SET_DEST (set))) - return 1; - if (set == 0 && reg_overlap_mentioned_p (reg, PATTERN (insn))) - return 0; - } - prev_code = code; - } - return 1; -} /* Determine if it's legal to put X into the constant pool. This is not possible if X contains the address of a symbol that is -- 1.7.6.401.g6a319