diff options
Diffstat (limited to 'gcc/config/avr/avr.c')
| -rw-r--r-- | gcc/config/avr/avr.c | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c index 76df476f4c4..cb2d709c89a 100644 --- a/gcc/config/avr/avr.c +++ b/gcc/config/avr/avr.c @@ -104,9 +104,6 @@ static GTY(()) rtx zero_reg_rtx; /* AVR register names {"r0", "r1", ..., "r31"} */ static const char *const avr_regnames[] = REGISTER_NAMES; -/* This holds the last insn address. */ -static int last_insn_address = 0; - /* Preprocessor macros to define depending on MCU type. */ static const char *avr_extra_arch_macro; @@ -556,8 +553,6 @@ expand_prologue (void) rtx pushword = gen_rtx_MEM (HImode, gen_rtx_POST_DEC (HImode, stack_pointer_rtx)); rtx insn; - - last_insn_address = 0; /* Init cfun->machine. */ cfun->machine->is_naked = avr_naked_function_p (current_function_decl); @@ -1459,25 +1454,17 @@ byte_immediate_operand (rtx op, enum machine_mode mode ATTRIBUTE_UNUSED) && INTVAL (op) <= 0xff && INTVAL (op) >= 0); } -/* Output all insn addresses and their sizes into the assembly language - output file. This is helpful for debugging whether the length attributes - in the md file are correct. - Output insn cost for next insn. */ +/* Output insn cost for next insn. */ void final_prescan_insn (rtx insn, rtx *operand ATTRIBUTE_UNUSED, int num_operands ATTRIBUTE_UNUSED) { - int uid = INSN_UID (insn); - - if (TARGET_INSN_SIZE_DUMP || TARGET_ALL_DEBUG) + if (TARGET_ALL_DEBUG) { - fprintf (asm_out_file, "/*DEBUG: 0x%x\t\t%d\t%d */\n", - INSN_ADDRESSES (uid), - INSN_ADDRESSES (uid) - last_insn_address, + fprintf (asm_out_file, "/* DEBUG: cost = %d. */\n", rtx_cost (PATTERN (insn), INSN, !optimize_size)); } - last_insn_address = INSN_ADDRESSES (uid); } /* Return 0 if undefined, 1 if always true or always false. */ @@ -5890,12 +5877,12 @@ avr_hard_regno_rename_ok (unsigned int old_reg ATTRIBUTE_UNUSED, return 1; } -/* Output a branch that tests a single bit of a register (QI, HI or SImode) +/* Output a branch that tests a single bit of a register (QI, HI, SI or DImode) or memory location in the I/O space (QImode only). Operand 0: comparison operator (must be EQ or NE, compare bit to zero). Operand 1: register operand to test, or CONST_INT memory address. - Operand 2: bit number (for QImode operand) or mask (HImode, SImode). + Operand 2: bit number. Operand 3: label to jump to if the test is true. */ const char * @@ -5943,9 +5930,7 @@ avr_out_sbxx_branch (rtx insn, rtx operands[]) else /* HImode or SImode */ { static char buf[] = "sbrc %A1,0"; - int bit_nr = exact_log2 (INTVAL (operands[2]) - & GET_MODE_MASK (GET_MODE (operands[1]))); - + int bit_nr = INTVAL (operands[2]); buf[3] = (comp == EQ) ? 's' : 'c'; buf[6] = 'A' + (bit_nr >> 3); buf[9] = '0' + (bit_nr & 7); |