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| author | Trevor Saunders <tbsaunde+gcc@tbsaunde.org> | 2015-07-09 02:51:09 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2015-07-09 02:51:09 +0000 |
| commit | 760edf20ba65b2d6b44a6a8c98683e4eb9490009 (patch) | |
| tree | 3b2f06358a06111a3171d4f07399d8b62fc9689d /gcc/reload1.c | |
| parent | 16cb56686dba6e45ab5e19b86fbed7712e1e6501 (diff) | |
| download | gcc-760edf20ba65b2d6b44a6a8c98683e4eb9490009.zip gcc-760edf20ba65b2d6b44a6a8c98683e4eb9490009.tar.gz gcc-760edf20ba65b2d6b44a6a8c98683e4eb9490009.tar.bz2 | |
reduce conditional compilation based on AUTO_INC_DEC
gcc/ChangeLog:
2015-07-08 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* auto-inc-dec.c (pass_inc_dec::execute): Don't check the value
of AUTO_INC_DEC with the preprocessor.
* combine.c (combine_instructions): Likewise.
(can_combine_p): Likewise.
(try_combine): Likewise.
* emit-rtl.c (try_split): Likewise.
* loop-invariant.c (calculate_loop_reg_pressure): Likewise.
* lower-subreg.c (resolve_simple_move): Likewise.
* lra.c (update_inc_notes): Likewise.
* recog.c (asm_operand_ok): Likewise.
(constrain_operands): Likewise.
* regrename.c (scan_rtx_address): Likewise.
* reload.c (update_auto_inc_notes): Likewise.
(reg_inc_found_and_valid_p): Likewise.
* reload1.c (reload): Likewise.
(emit_input_reload_insns): Likewise.
(delete_output_reload): Likewise.
* sched-deps.c (init_insn_reg_pressure_info): Likewise.
* valtrack.c (cleanup_auto_inc_dec): Likewise.
From-SVN: r225596
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index 8c3e6e8..956f0eb 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -417,9 +417,7 @@ static void delete_output_reload (rtx_insn *, int, int, rtx); static void delete_address_reloads (rtx_insn *, rtx_insn *); static void delete_address_reloads_1 (rtx_insn *, rtx, rtx_insn *); static void inc_for_reload (rtx, rtx, rtx, int); -#if AUTO_INC_DEC static void add_auto_inc_notes (rtx_insn *, rtx); -#endif static void substitute (rtx *, const_rtx, rtx); static bool gen_reload_chain_without_interm_reg_p (int, int); static int reloads_conflict (int, int); @@ -1250,9 +1248,8 @@ reload (rtx_insn *first, int global) pnote = &XEXP (*pnote, 1); } -#if AUTO_INC_DEC - add_auto_inc_notes (insn, PATTERN (insn)); -#endif + if (AUTO_INC_DEC) + add_auto_inc_notes (insn, PATTERN (insn)); /* Simplify (subreg (reg)) if it appears as an operand. */ cleanup_subreg_operands (insn); @@ -7397,10 +7394,7 @@ emit_input_reload_insns (struct insn_chain *chain, struct reload *rl, is ill-formed and we must reject this optimization. */ extract_insn (temp); if (constrain_operands (1, get_enabled_alternatives (temp)) -#if AUTO_INC_DEC - && ! find_reg_note (temp, REG_INC, reloadreg) -#endif - ) + && (!AUTO_INC_DEC || ! find_reg_note (temp, REG_INC, reloadreg))) { /* If the previous insn is an output reload, the source is a reload register, and its spill_reg_store entry will @@ -8870,10 +8864,10 @@ delete_output_reload (rtx_insn *insn, int j, int last_reload_reg, continue; if (MEM_P (reg2) || reload_override_in[k]) reg2 = rld[k].in_reg; -#if AUTO_INC_DEC - if (rld[k].out && ! rld[k].out_reg) + + if (AUTO_INC_DEC && rld[k].out && ! rld[k].out_reg) reg2 = XEXP (rld[k].in_reg, 0); -#endif + while (GET_CODE (reg2) == SUBREG) reg2 = SUBREG_REG (reg2); if (rtx_equal_p (reg2, reg)) @@ -9266,7 +9260,6 @@ inc_for_reload (rtx reloadreg, rtx in, rtx value, int inc_amount) } } -#if AUTO_INC_DEC static void add_auto_inc_notes (rtx_insn *insn, rtx x) { @@ -9291,4 +9284,3 @@ add_auto_inc_notes (rtx_insn *insn, rtx x) add_auto_inc_notes (insn, XVECEXP (x, i, j)); } } -#endif |