From: Georg-Johann Lay Date: Thu, 1 Dec 2016 15:56:58 +0000 (+0000) Subject: avr.c: Fix coding rule glitches. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a9c21e2a4f44175eab8588d794a3ea3ce2fa8d0b;p=gcc.git avr.c: Fix coding rule glitches. * config/avr/avr.c: Fix coding rule glitches. From-SVN: r243118 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 17e9831b26e..5b2570b0416 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2016-12-01 Georg-Johann Lay + + * config/avr/avr.c: Fix coding rule glitches. + 2016-12-01 Markus Trippelsdorf PR tree-optimization/78598 diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c index db3c55f96c6..b7fd8798c72 100644 --- a/gcc/config/avr/avr.c +++ b/gcc/config/avr/avr.c @@ -388,7 +388,7 @@ avr_parallel_insn_from_insns (rtx_insn *i[6]) If this is the case, fill in the insns from casesi to INSNS[1..5] and the SImode extension to INSNS[0]. Moreover, extract the operands of pattern casesi__sequence forged from the sequence to recog_data. */ - + static bool avr_is_casesi_sequence (basic_block bb, rtx_insn *insn, rtx_insn *insns[6]) { @@ -702,7 +702,7 @@ avr_set_core_architecture (void) break; } else if (0 == strcmp (mcu->name, avr_mmcu) - // Is this a proper architecture ? + // Is this a proper architecture ? && NULL == mcu->macro) { avr_arch = &avr_arch_types[mcu->arch_id]; @@ -1078,7 +1078,7 @@ avr_set_current_function (tree decl) if (!STR_PREFIX_P (name, "__vector")) warning_at (loc, OPT_Wmisspelled_isr, "%qs appears to be a misspelled " - "%s handler, missing __vector prefix", name, isr); + "%s handler, missing __vector prefix", name, isr); } /* Don't print the above diagnostics more than once. */ @@ -1163,7 +1163,7 @@ avr_regs_to_save (HARD_REG_SET *set) /* Don't record frame pointer registers here. They are treated indivitually in prologue. */ && !(frame_pointer_needed - && (reg == REG_Y || reg == (REG_Y+1))))) + && (reg == REG_Y || reg == REG_Y + 1)))) { if (set) SET_HARD_REG_BIT (*set, reg); @@ -1374,7 +1374,7 @@ sequent_regs_live (void) else cur_seq = 0; - if (df_regs_ever_live_p (REG_Y+1)) + if (df_regs_ever_live_p (REG_Y + 1)) { ++live_seq; ++cur_seq; @@ -1807,7 +1807,8 @@ avr_expand_prologue (void) avr_prologue_setup_frame (size, set); if (flag_stack_usage_info) - current_function_static_stack_size = cfun->machine->stack_usage + INCOMING_FRAME_SP_OFFSET; + current_function_static_stack_size + = cfun->machine->stack_usage + INCOMING_FRAME_SP_OFFSET; } @@ -1840,9 +1841,9 @@ avr_asm_function_end_prologue (FILE *file) avr_outgoing_args_size()); fprintf (file, "/* frame size = " HOST_WIDE_INT_PRINT_DEC " */\n", - get_frame_size()); + get_frame_size()); fprintf (file, "/* stack size = %d */\n", - cfun->machine->stack_usage); + cfun->machine->stack_usage); /* Create symbol stack offset here so all functions have it. Add 1 to stack usage for offset so that SP + .L__stack_offset = return address. */ fprintf (file, ".L__stack_usage = %d\n", cfun->machine->stack_usage); @@ -2522,7 +2523,7 @@ avr_print_operand_address (FILE *file, machine_mode /*mode*/, rtx addr) rtx x = addr; if (GET_CODE (x) == CONST) x = XEXP (x, 0); - if (GET_CODE (x) == PLUS && CONST_INT_P (XEXP (x,1))) + if (GET_CODE (x) == PLUS && CONST_INT_P (XEXP (x, 1))) { /* Assembler gs() will implant word address. Make offset a byte offset inside gs() for assembler. This is @@ -2532,14 +2533,14 @@ avr_print_operand_address (FILE *file, machine_mode /*mode*/, rtx addr) from symbol which may not be what the user really wanted. */ fprintf (file, "gs("); - output_addr_const (file, XEXP (x,0)); + output_addr_const (file, XEXP (x, 0)); fprintf (file, "+" HOST_WIDE_INT_PRINT_DEC ")", 2 * INTVAL (XEXP (x, 1))); if (AVR_3_BYTE_PC) if (warning (0, "pointer offset from symbol maybe incorrect")) { output_addr_const (stderr, addr); - fprintf(stderr,"\n"); + fprintf (stderr, "\n"); } } else @@ -2617,12 +2618,12 @@ avr_print_operand (FILE *file, rtx x, int code) } else if (code == 'E' || code == 'F') { - rtx op = XEXP(x, 0); + rtx op = XEXP (x, 0); fprintf (file, "%s", reg_names[REGNO (op) + ef]); } else if (code == 'I' || code == 'J') { - rtx op = XEXP(XEXP(x, 0), 0); + rtx op = XEXP (XEXP (x, 0), 0); fprintf (file, "%s", reg_names[REGNO (op) + ij]); } else if (REG_P (x)) @@ -2714,12 +2715,12 @@ avr_print_operand (FILE *file, rtx x, int code) } else if (GET_CODE (addr) == PLUS) { - avr_print_operand_address (file, VOIDmode, XEXP (addr,0)); + avr_print_operand_address (file, VOIDmode, XEXP (addr, 0)); if (REGNO (XEXP (addr, 0)) == REG_X) fatal_insn ("internal compiler error. Bad address:" ,addr); fputc ('+', file); - avr_print_operand (file, XEXP (addr,1), code); + avr_print_operand (file, XEXP (addr, 1), code); } else avr_print_operand_address (file, VOIDmode, addr); @@ -2753,7 +2754,7 @@ avr_print_operand (FILE *file, rtx x, int code) code); fprintf (file, HOST_WIDE_INT_PRINT_DEC, ival); } - else if (GET_CODE (x) == CONST_DOUBLE) + else if (CONST_DOUBLE_P (x)) { long val; if (GET_MODE (x) != SFmode) @@ -2781,15 +2782,15 @@ avr_print_operand (FILE *file, rtx x, int code) static bool avr_use_by_pieces_infrastructure_p (unsigned HOST_WIDE_INT size, - unsigned int align ATTRIBUTE_UNUSED, - enum by_pieces_operation op, - bool speed_p) + unsigned int align ATTRIBUTE_UNUSED, + enum by_pieces_operation op, + bool speed_p) { - - if (op != MOVE_BY_PIECES || (speed_p && (size > (MOVE_MAX_PIECES)))) + if (op != MOVE_BY_PIECES + || (speed_p && size > MOVE_MAX_PIECES)) return default_use_by_pieces_infrastructure_p (size, align, op, speed_p); - return size <= (MOVE_MAX_PIECES); + return size <= MOVE_MAX_PIECES; } @@ -2951,9 +2952,9 @@ avr_jump_mode (rtx x, rtx_insn *insn) int cur_addr = INSN_ADDRESSES (INSN_UID (insn)); int jump_distance = cur_addr - dest_addr; - if (-63 <= jump_distance && jump_distance <= 62) + if (IN_RANGE (jump_distance, -63, 62)) return 1; - else if (-2046 <= jump_distance && jump_distance <= 2045) + else if (IN_RANGE (jump_distance, -2046, 2045)) return 2; else if (AVR_HAVE_JMP_CALL) return 3; @@ -3113,9 +3114,9 @@ avr_simplify_comparison_p (machine_mode mode, RTX_CODE op, rtx x) register in which function arguments are sometimes passed. */ int -avr_function_arg_regno_p(int r) +avr_function_arg_regno_p (int r) { - return (AVR_TINY ? r >= 20 && r <= 25 : r >= 8 && r <= 25); + return AVR_TINY ? IN_RANGE (r, 20, 25) : IN_RANGE (r, 8, 25); } @@ -3526,8 +3527,8 @@ avr_out_lpm (rtx_insn *insn, rtx *op, int *plen) } else { - avr_asm_len ("mov %5,%2" CR_TAB - "ldi %2,%4" CR_TAB + avr_asm_len ("mov %5,%2" CR_TAB + "ldi %2,%4" CR_TAB "out %i6,%2" CR_TAB "mov %2,%5", xop, plen, 4); } @@ -3595,7 +3596,7 @@ avr_out_lpm (rtx_insn *insn, rtx *op, int *plen) if (REGNO (dest) == REG_Z - 2) return avr_asm_len ("%4lpm %5,%a2+" CR_TAB - "%4lpm %C0,%a2" CR_TAB + "%4lpm %C0,%a2" CR_TAB "mov %D0,%5", xop, plen, 3); else { @@ -3801,8 +3802,8 @@ avr_out_movqi_r_mr_reg_disp_tiny (rtx_insn *insn, rtx op[], int *plen) avr_asm_len (TINY_ADIW (%I1, %J1, %o1) CR_TAB "ld %0,%b1" , op, plen, -3); - if (!reg_overlap_mentioned_p (dest, XEXP (x,0)) - && !reg_unused_after (insn, XEXP (x,0))) + if (!reg_overlap_mentioned_p (dest, XEXP (x, 0)) + && !reg_unused_after (insn, XEXP (x, 0))) avr_asm_len (TINY_SBIW (%I1, %J1, %o1), op, plen, 2); return ""; @@ -3858,8 +3859,8 @@ out_movqi_r_mr (rtx_insn *insn, rtx op[], int *plen) avr_asm_len ("adiw r26,%o1" CR_TAB "ld %0,X", op, plen, -2); - if (!reg_overlap_mentioned_p (dest, XEXP (x,0)) - && !reg_unused_after (insn, XEXP (x,0))) + if (!reg_overlap_mentioned_p (dest, XEXP (x, 0)) + && !reg_unused_after (insn, XEXP (x, 0))) { avr_asm_len ("sbiw r26,%o1", op, plen, 1); } @@ -3891,7 +3892,7 @@ avr_out_movhi_r_mr_reg_no_disp_tiny (rtx_insn *insn, rtx op[], int *plen) "ld %B0,%1" CR_TAB "mov %A0,__tmp_reg__", op, plen, -3); - avr_asm_len ("ld %A0,%1+" CR_TAB + avr_asm_len ("ld %A0,%1+" CR_TAB "ld %B0,%1", op, plen, -2); if (!reg_unused_after (insn, base)) @@ -4228,12 +4229,12 @@ out_movsi_r_mr (rtx_insn *insn, rtx op[], int *l) "ld %D0,X" CR_TAB "mov %C0,__tmp_reg__"); else if (reg_unused_after (insn, base)) - return *l=4, ("ld %A0,X+" CR_TAB + return *l=4, ("ld %A0,X+" CR_TAB "ld %B0,X+" CR_TAB "ld %C0,X+" CR_TAB "ld %D0,X"); else - return *l=5, ("ld %A0,X+" CR_TAB + return *l=5, ("ld %A0,X+" CR_TAB "ld %B0,X+" CR_TAB "ld %C0,X+" CR_TAB "ld %D0,X" CR_TAB @@ -4873,7 +4874,7 @@ avr_out_load_psi (rtx_insn *insn, rtx *op, int *plen) return avr_asm_len ("subi r28,lo8(-%o1)" CR_TAB "sbci r29,hi8(-%o1)" CR_TAB - "ld %A0,Y" CR_TAB + "ld %A0,Y" CR_TAB "ldd %B0,Y+1" CR_TAB "ldd %C0,Y+2" CR_TAB "subi r28,lo8(%o1)" CR_TAB @@ -5196,7 +5197,7 @@ avr_out_movqi_mr_r_reg_disp_tiny (rtx_insn *insn, rtx op[], int *plen) "st %b0,%1", op, plen, -3); } - if (!reg_unused_after (insn, XEXP (x,0))) + if (!reg_unused_after (insn, XEXP (x, 0))) avr_asm_len (TINY_SBIW (%I0, %J0, %o0), op, plen, 2); return ""; @@ -5243,7 +5244,7 @@ out_movqi_mr_r (rtx_insn *insn, rtx op[], int *plen) "subi r28,lo8(%o0)" CR_TAB "sbci r29,hi8(%o0)", op, plen, -5); } - else if (REGNO (XEXP (x,0)) == REG_X) + else if (REGNO (XEXP (x, 0)) == REG_X) { if (reg_overlap_mentioned_p (src, XEXP (x, 0))) { @@ -5257,7 +5258,7 @@ out_movqi_mr_r (rtx_insn *insn, rtx op[], int *plen) "st X,%1", op, plen, -2); } - if (!reg_unused_after (insn, XEXP (x,0))) + if (!reg_unused_after (insn, XEXP (x, 0))) avr_asm_len ("sbiw r26,%o0", op, plen, 1); return ""; @@ -5403,7 +5404,7 @@ avr_out_movhi_mr_r_reg_no_disp_tiny (rtx_insn *insn, rtx op[], int *plen) "st %0,__tmp_reg__", op, plen, -5) : avr_asm_len ("mov __tmp_reg__,%B1" CR_TAB TINY_ADIW (%E0, %F0, 1) CR_TAB - "st %0,__tmp_reg__" CR_TAB + "st %0,__tmp_reg__" CR_TAB TINY_SBIW (%E0, %F0, 1) CR_TAB "st %0, %A1", op, plen, -7); } @@ -6200,9 +6201,9 @@ ashlhi3_out (rtx_insn *insn, rtx operands[], int *len) return ("swap %A0" CR_TAB "swap %B0" CR_TAB "ldi %3,0xf0" CR_TAB - "and %B0,%3" CR_TAB + "and %B0,%3" CR_TAB "eor %B0,%A0" CR_TAB - "and %A0,%3" CR_TAB + "and %A0,%3" CR_TAB "eor %B0,%A0"); } break; /* optimize_size ? 6 : 8 */ @@ -6230,9 +6231,9 @@ ashlhi3_out (rtx_insn *insn, rtx operands[], int *len) "swap %A0" CR_TAB "swap %B0" CR_TAB "ldi %3,0xf0" CR_TAB - "and %B0,%3" CR_TAB + "and %B0,%3" CR_TAB "eor %B0,%A0" CR_TAB - "and %A0,%3" CR_TAB + "and %A0,%3" CR_TAB "eor %B0,%A0"); } break; /* 10 */ @@ -6344,7 +6345,7 @@ ashlhi3_out (rtx_insn *insn, rtx operands[], int *len) if (AVR_HAVE_MUL) { *len = 6; - return ("set" CR_TAB + return ("set" CR_TAB "bld r1,5" CR_TAB "mul %A0,r1" CR_TAB "mov %B0,r0" CR_TAB @@ -7095,9 +7096,9 @@ lshrhi3_out (rtx_insn *insn, rtx operands[], int *len) return ("swap %B0" CR_TAB "swap %A0" CR_TAB "ldi %3,0x0f" CR_TAB - "and %A0,%3" CR_TAB + "and %A0,%3" CR_TAB "eor %A0,%B0" CR_TAB - "and %B0,%3" CR_TAB + "and %B0,%3" CR_TAB "eor %A0,%B0"); } break; /* optimize_size ? 6 : 8 */ @@ -7125,9 +7126,9 @@ lshrhi3_out (rtx_insn *insn, rtx operands[], int *len) "swap %B0" CR_TAB "swap %A0" CR_TAB "ldi %3,0x0f" CR_TAB - "and %A0,%3" CR_TAB + "and %A0,%3" CR_TAB "eor %A0,%B0" CR_TAB - "and %B0,%3" CR_TAB + "and %B0,%3" CR_TAB "eor %A0,%B0"); } break; /* 10 */ @@ -7239,7 +7240,7 @@ lshrhi3_out (rtx_insn *insn, rtx operands[], int *len) if (AVR_HAVE_MUL) { *len = 6; - return ("set" CR_TAB + return ("set" CR_TAB "bld r1,3" CR_TAB "mul %B0,r1" CR_TAB "mov %A0,r1" CR_TAB @@ -7575,7 +7576,7 @@ avr_out_plus_1 (rtx *xop, int *plen, enum rtx_code code, int *pcc, where this must be done is when NEG overflowed in case [2s] because the V computation needs the right sign of the subtrahend. */ - rtx msb = simplify_gen_subreg (QImode, xop[0], mode, n_bytes-1); + rtx msb = simplify_gen_subreg (QImode, xop[0], mode, n_bytes - 1); avr_asm_len ("subi %0,128" CR_TAB "brmi 0f", &msb, plen, 2); @@ -8257,9 +8258,9 @@ avr_out_sign_extend (rtx_insn *insn, rtx *xop, int *plen) avr_asm_len ("mov __tmp_reg__,%0", &r_msb, plen, 1); r_msb = tmp_reg_rtx; } - + avr_asm_len ("lsl %0", &r_msb, plen, 1); - + // ...and propagate it to all the new sign bits for (unsigned n = n_src; n < n_dest; n++) @@ -8374,7 +8375,7 @@ avr_out_insert_notbit (rtx_insn *insn, rtx operands[], rtx xbitno, int *plen) avr_asm_len ("bld %0,%1", op, plen, 1); } - + return ""; } @@ -9236,7 +9237,7 @@ int reg_unused_after (rtx_insn *insn, rtx reg) { return (dead_or_set_p (insn, reg) - || (REG_P(reg) && _reg_unused_after (insn, reg))); + || (REG_P (reg) && _reg_unused_after (insn, reg))); } /* Return nonzero if REG is not used after INSN. @@ -9253,7 +9254,7 @@ _reg_unused_after (rtx_insn *insn, rtx reg) case. Disregard the case where this is a store to memory, since we are checking a register used in the store address. */ set = single_set (insn); - if (set && GET_CODE (SET_DEST (set)) != MEM + if (set && !MEM_P (SET_DEST (set)) && reg_overlap_mentioned_p (reg, SET_DEST (set))) return 1; @@ -9305,7 +9306,7 @@ _reg_unused_after (rtx_insn *insn, rtx reg) return 0; if (set && reg_overlap_mentioned_p (reg, SET_DEST (set))) { - if (GET_CODE (SET_DEST (set)) != MEM) + if (!MEM_P (SET_DEST (set))) retval = 1; else return 0; @@ -9337,7 +9338,7 @@ _reg_unused_after (rtx_insn *insn, rtx reg) if (set && reg_overlap_mentioned_p (reg, SET_SRC (set))) return 0; if (set && reg_overlap_mentioned_p (reg, SET_DEST (set))) - return GET_CODE (SET_DEST (set)) != MEM; + return !MEM_P (SET_DEST (set)); if (set == 0 && reg_overlap_mentioned_p (reg, PATTERN (insn))) return 0; } @@ -9640,7 +9641,7 @@ avr_attribute_table[] = /* Return true if we support address space AS for the architecture in effect and false, otherwise. If LOC is not UNKNOWN_LOCATION then also issue a respective error. */ - + bool avr_addr_space_supported_p (addr_space_t as, location_t loc) { @@ -10582,7 +10583,7 @@ avr_rtx_costs_1 (rtx x, machine_mode mode, int outer_code ATTRIBUTE_UNUSED, *total += avr_operand_rtx_cost (XEXP (x, 1), mode, code, 1, speed); } - else if (INTVAL (XEXP (x, 1)) >= -63 && INTVAL (XEXP (x, 1)) <= 63) + else if (IN_RANGE (INTVAL (XEXP (x, 1)), -63, 63)) *total = COSTS_N_INSNS (1); else *total = COSTS_N_INSNS (2); @@ -10595,7 +10596,7 @@ avr_rtx_costs_1 (rtx x, machine_mode mode, int outer_code ATTRIBUTE_UNUSED, *total += avr_operand_rtx_cost (XEXP (x, 1), mode, code, 1, speed); } - else if (INTVAL (XEXP (x, 1)) >= -63 && INTVAL (XEXP (x, 1)) <= 63) + else if (IN_RANGE (INTVAL (XEXP (x, 1)), -63, 63)) *total = COSTS_N_INSNS (2); else *total = COSTS_N_INSNS (3); @@ -10608,7 +10609,7 @@ avr_rtx_costs_1 (rtx x, machine_mode mode, int outer_code ATTRIBUTE_UNUSED, *total += avr_operand_rtx_cost (XEXP (x, 1), mode, code, 1, speed); } - else if (INTVAL (XEXP (x, 1)) >= -63 && INTVAL (XEXP (x, 1)) <= 63) + else if (IN_RANGE (INTVAL (XEXP (x, 1)), -63, 63)) *total = COSTS_N_INSNS (1); else *total = COSTS_N_INSNS (4); @@ -11323,8 +11324,7 @@ static bool avr_rtx_costs (rtx x, machine_mode mode, int outer_code, int opno, int *total, bool speed) { - bool done = avr_rtx_costs_1 (x, mode, outer_code, - opno, total, speed); + bool done = avr_rtx_costs_1 (x, mode, outer_code, opno, total, speed); if (avr_log.rtx_costs) { @@ -11658,7 +11658,7 @@ avr_reorg (void) { rtx x = XEXP (pattern, 0); rtx src = SET_SRC (pat); - rtx t = XEXP (src,0); + rtx t = XEXP (src, 0); PUT_CODE (t, swap_condition (GET_CODE (t))); XEXP (pattern, 0) = XEXP (pattern, 1); XEXP (pattern, 1) = x; @@ -11669,7 +11669,7 @@ avr_reorg (void) { /* This is a tst insn, we can reverse it. */ rtx src = SET_SRC (pat); - rtx t = XEXP (src,0); + rtx t = XEXP (src, 0); PUT_CODE (t, swap_condition (GET_CODE (t))); XEXP (pattern, 1) = XEXP (pattern, 0); @@ -11682,7 +11682,7 @@ avr_reorg (void) { rtx x = XEXP (pattern, 1); rtx src = SET_SRC (pat); - rtx t = XEXP (src,0); + rtx t = XEXP (src, 0); machine_mode mode = GET_MODE (XEXP (pattern, 0)); if (avr_simplify_comparison_p (mode, GET_CODE (t), x)) @@ -11889,8 +11889,8 @@ avr_hard_regno_call_part_clobbered (unsigned regno, machine_mode mode) /* Return true if any of the following boundaries is crossed: 17/18 or 19/20 (if AVR_TINY), 27/28 and 29/30. */ - return ((regno <= LAST_CALLEE_SAVED_REG && - regno + GET_MODE_SIZE (mode) > (LAST_CALLEE_SAVED_REG + 1)) + return ((regno <= LAST_CALLEE_SAVED_REG + && regno + GET_MODE_SIZE (mode) > 1 + LAST_CALLEE_SAVED_REG) || (regno < REG_Y && regno + GET_MODE_SIZE (mode) > REG_Y) || (regno < REG_Z && regno + GET_MODE_SIZE (mode) > REG_Z)); } @@ -12309,7 +12309,7 @@ avr_output_addr_vec_elt (FILE *stream, int value) } static void -avr_conditional_register_usage(void) +avr_conditional_register_usage (void) { if (AVR_TINY) { @@ -13191,13 +13191,13 @@ avr_expand_delay_cycles (rtx operands0) while (cycles >= 2) { - emit_insn (gen_nopv (GEN_INT(2))); + emit_insn (gen_nopv (GEN_INT (2))); cycles -= 2; } if (cycles == 1) { - emit_insn (gen_nopv (GEN_INT(1))); + emit_insn (gen_nopv (GEN_INT (1))); cycles--; } } @@ -13807,7 +13807,7 @@ avr_default_expand_builtin (enum insn_code icode, tree exp, rtx target) tree arg = CALL_EXPR_ARG (exp, n); rtx op = expand_expr (arg, NULL_RTX, VOIDmode, EXPAND_NORMAL); machine_mode opmode = GET_MODE (op); - machine_mode mode = insn_data[icode].operand[n+1].mode; + machine_mode mode = insn_data[icode].operand[n + 1].mode; if ((opmode == SImode || opmode == VOIDmode) && mode == HImode) { @@ -13820,7 +13820,7 @@ avr_default_expand_builtin (enum insn_code icode, tree exp, rtx target) gcc_assert (opmode == mode || opmode == VOIDmode); - if (!insn_data[icode].operand[n+1].predicate (op, mode)) + if (!insn_data[icode].operand[n + 1].predicate (op, mode)) op = copy_to_mode_reg (mode, op); xop[n] = op; @@ -13870,7 +13870,7 @@ avr_expand_builtin (tree exp, rtx target, switch (id) { case AVR_BUILTIN_NOP: - emit_insn (gen_nopv (GEN_INT(1))); + emit_insn (gen_nopv (GEN_INT (1))); return 0; case AVR_BUILTIN_DELAY_CYCLES: