6bec29c9e3
* config/avr/avr-protos.h: (avr_output_ascii) Removed. (avr_progmem_p): New prototype. (output_movsisf): Prototype declaration changed. (output_movqi): New prototype. (output_movhi): New prototype. (call_insn_operand): Likewise. (final_prescan_insn): Likewise. (avr_simplify_comparision_p): Likewise. (avr_normalize_condition): Likewise. (compare_eq_p): Likewise. (out_shift_with_cnt): Likewise. (const_int_pow2_p): Likewise. (output_reload_inhi): Prototype declaration changed. * config/avr/avr.c: (debug_hard_reg_set): Prototype declared. (ldi_reg_rtx): New. rtx for r31. (avr_init_stack): Initialize as "__stack". (function_prologue): Use it. Replace all TARGET_ENHANCED with AVR_ENHANCED. (avr_mcu_name): Initialize as "avr2". (avr_enhanced_p, avr_mega_p): New variables. (mcu_types, avr_override_options): Handle all known MCU types. Also handle avr1 (only preprocess, assemble and link). (print_operand): Using of `%K' in output template removed. (out_movqi_r_mr): Optimized. (out_movhi_r_mr): Likewise. (output_movqi): New function. (output_movhi): Likewise. (out_movsi_r_mr): Optimized. (output_movsisf): Compute insn length for `adjust_insn_length' (out_movqi_mr_r): Optimized. (out_movhi_mr_r): Optimized. (adjust_insn_length): Use output_movsisf, output_movqi, output_movhi for insn length adjusting. (reg_unused_after): Use dead_or_set_p. (preferred_reload_class): Now havn't any restriction. (reg_was_0): New function. (io_address_p): Likewise. (const_int_pow2_p): Likewise. (output_reload_inhi): Likewise. (output_reload_insisf): Likewise. * config/avr/avr.h (MULTILIB_DEFAULTS): Define. (LIB_SPEC): Use -lc for all supported devices. (LIBGCC_SPEC): Use -lgcc for all supported devices. (AVR_MEGA): Define as avr_mega_p. (AVR_ENHANCED): New, define as avr_enhanced_p. (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=... (CPP_SPEC, LINK_SPEC): Handle all known MCU types. (CRT_BINUTILS_SPECS): Handle all known MCU types. Rename gcrt1-*.o to make file names unique on 8.3 filesystems. (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC. (ASM_SPEC): Pass -mmcu=... to the assembler. Change all -DAVR_* to -D__AVR_*__. (INIT_TARGET_OPTABS), config/avr/libgcc.S: Rename library functions to start with two underscores. (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid alignment. (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)). (SUPPORTS_WEAK): Likewise. (LDI_REG_REGNO): New. Register r31 will be used as temporary register for loading constants to r0-r14. * config/avr/avr.md: Replace all TARGET_ENHANCED with AVR_ENHANCED. (*mov_r_sp): Removed. Handled by output_movhi. (*mov_sp_r): Likewise. (*mov_sp_r_no_interrupts): Likewise (*mov_sp_r_tiny): Likewise. (*movqi): Use output_movqi. (*reload_inqi): New. (*movhi): Use output_movhi. (*reload_inhi): New. (*negsi2): Optimized. (*negsf2): Likewise. Added peepholes (define_peephole2) for loading constants to r0-r14 and for using `cpse' command. * config/avr/libgcc.S: Rename library functions to start with two underscores. Add support for enhanced core. (_moqhi3): Fix typo, now _modqi3. (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word. (__prologue_saves__): Remove test for stack adjust by 0. (__tablejump__): New. * config/avr/t-avr: Build libgcc2 with -mcall-prologues. Add multilib support. From-SVN: r36047 |
||
|---|---|---|
| boehm-gc | ||
| config | ||
| contrib | ||
| etc | ||
| gcc | ||
| include | ||
| INSTALL | ||
| libchill | ||
| libf2c | ||
| libffi | ||
| libiberty | ||
| libio | ||
| libjava | ||
| libobjc | ||
| libstdc++ | ||
| libstdc++-v3 | ||
| texinfo | ||
| zlib | ||
| .cvsignore | ||
| ChangeLog | ||
| config-ml.in | ||
| config.guess | ||
| config.if | ||
| config.sub | ||
| configure | ||
| configure.in | ||
| COPYING | ||
| COPYING.LIB | ||
| djunpack.bat | ||
| install-sh | ||
| libtool.m4 | ||
| ltcf-c.sh | ||
| ltcf-cxx.sh | ||
| ltcf-gcj.sh | ||
| ltconfig | ||
| ltmain.sh | ||
| MAINTAINERS | ||
| Makefile.in | ||
| missing | ||
| mkdep | ||
| mkinstalldirs | ||
| move-if-change | ||
| README | ||
| symlink-tree | ||
| ylwrap | ||
README for GNU development tools This directory contains various GNU compilers, assemblers, linkers, debuggers, etc., plus their support routines, definitions, and documentation. Check the INSTALL directory for detailed configuration and installation instructions. Much of the code and documentation enclosed is copyright by the Free Software Foundation, Inc. See the file COPYING or COPYING.LIB in the various directories, for a description of the GNU General Public License terms under which you can copy the files. REPORTING BUGS: Again, see gdb/README, binutils/README, etc., for info on where and how to report problems.