mirror of git://gcc.gnu.org/git/gcc.git
re PR target/65296 ([avr] fix various issues with specs file generation)
PR target/65296 * config.gcc (extra_options) [avr]: Remove. (extra_gcc_objs) [avr]: Use driver-avr.o, avr-devices.o. (tm_file) [avr]: Add avr/specs.h after avr/avr.h. (tm_defines) [avr-*-rtems*]: Add WITH_RTEMS. * config/avr/avr.opt (config/avr/avr-arch.h): Remove include. (-mmcu=): Add Var and MissingArgError properties. (-march=): Remove. * config/avr/genmultilib.awk: Use -mmcu= instead of -march=. * config/avr/t-multilib: Regenerate. * config/avr/specs.h: New file. * config/avr/driver-avr.c: New file. * config/avr/genopt.sh: Remove file. * config/avr/avr-tables.opt: Remove file. * config/avr/predicates.md (avr_current_arch): Rename to avr_arch. * config/avr/avr-c.c: Same. * avr-arch.h: Same. (avr_current_device): Remove proto. * config/avr/avr.h (avr_current_arch): Rename to avr_arch. (AVR_HAVE_8BIT_SP): Don't depend on avr_current_device. (EXTRA_SPEC_FUNCTIONS): Define. (avr_devicespecs_file): New specs function proto. (DRIVER_SELF_SPECS): Use device-specs-file spec function. * config/avr/avr.c (avr_current_arch): Rename to avr_arch. (avr_current_device): Remove definition and usage. (avr_set_core_architecture): New static function. (avr_option_override): Use it. * config/avr/avr-devices.c (diagnostic.h, avr-arch.h): Include them. (mcu_name): New static array. (comparator, avr_archs_str, avr_mcus_str): New static functions. (avr_inform_devices, avr_inform_core_architectures): New functions. * config/avr/gen-avr-mmcu-specs.c (avr-arch.h, specs.h): Include. (avrlibc.h) [WITH_AVRLIBC]: Include. (../rtems.h, rtems.h) [WITH_RTEMS]: Include. (print_mcu): Rewrite from scratch. * config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC, STARTFILE_SPEC): Forward to avr-specific specs defined in device-specs file. * config/avr/t-avr (driver-avr.o): New rule. (avr-devices.o): Depend on avr-arch.h. (avr-mcus): No more depend on avr-tables.opt. (avr-tables.opt): Remove rule. (install-device-specs): Use INSTALL_DATA, not INSTALL_PROGRAM. From-SVN: r221316
This commit is contained in:
Georg-Johann Lay
Georg-Johann Lay
parent
768fbdd49e
commit
4a2caf6ced
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@ -1,3 +1,49 @@
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2015-03-10 Georg-Johann Lay <avr@gjlay.de>
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PR target/65296
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* config.gcc (extra_options) [avr]: Remove.
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(extra_gcc_objs) [avr]: Use driver-avr.o, avr-devices.o.
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(tm_file) [avr]: Add avr/specs.h after avr/avr.h.
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(tm_defines) [avr-*-rtems*]: Add WITH_RTEMS.
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* config/avr/avr.opt (config/avr/avr-arch.h): Remove include.
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(-mmcu=): Add Var and MissingArgError properties.
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(-march=): Remove.
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* config/avr/genmultilib.awk: Use -mmcu= instead of -march=.
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* config/avr/t-multilib: Regenerate.
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* config/avr/specs.h: New file.
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* config/avr/driver-avr.c: New file.
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* config/avr/genopt.sh: Remove file.
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* config/avr/avr-tables.opt: Remove file.
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* config/avr/predicates.md (avr_current_arch): Rename to avr_arch.
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* config/avr/avr-c.c: Same.
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* avr-arch.h: Same.
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(avr_current_device): Remove proto.
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* config/avr/avr.h (avr_current_arch): Rename to avr_arch.
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(AVR_HAVE_8BIT_SP): Don't depend on avr_current_device.
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(EXTRA_SPEC_FUNCTIONS): Define.
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(avr_devicespecs_file): New specs function proto.
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(DRIVER_SELF_SPECS): Use device-specs-file spec function.
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* config/avr/avr.c (avr_current_arch): Rename to avr_arch.
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(avr_current_device): Remove definition and usage.
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(avr_set_core_architecture): New static function.
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(avr_option_override): Use it.
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* config/avr/avr-devices.c (diagnostic.h, avr-arch.h): Include them.
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(mcu_name): New static array.
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(comparator, avr_archs_str, avr_mcus_str): New static functions.
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(avr_inform_devices, avr_inform_core_architectures): New functions.
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* config/avr/gen-avr-mmcu-specs.c (avr-arch.h, specs.h): Include.
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(avrlibc.h) [WITH_AVRLIBC]: Include.
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(../rtems.h, rtems.h) [WITH_RTEMS]: Include.
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(print_mcu): Rewrite from scratch.
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* config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC, STARTFILE_SPEC):
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Forward to avr-specific specs defined in device-specs file.
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* config/avr/t-avr (driver-avr.o): New rule.
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(avr-devices.o): Depend on avr-arch.h.
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(avr-mcus): No more depend on avr-tables.opt.
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(avr-tables.opt): Remove rule.
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(install-device-specs): Use INSTALL_DATA, not INSTALL_PROGRAM.
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2015-03-10 Ilya Enkovich <ilya.enkovich@intel.com>
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* c-family/c.opt (fchkp-use-wrappers): New.
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@ -330,7 +330,6 @@ avr-*-*)
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cpu_type=avr
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c_target_objs="avr-c.o"
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cxx_target_objs="avr-c.o"
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extra_options="${extra_options} avr/avr-tables.opt"
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;;
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bfin*-*)
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cpu_type=bfin
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@ -1090,18 +1089,21 @@ arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtems*)
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tm_file="${tm_file} arm/aout.h vxworks-dummy.h arm/arm.h"
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;;
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avr-*-rtems*)
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tm_file="elfos.h avr/elf.h avr/avr-arch.h avr/avr.h dbxelf.h avr/rtems.h rtems.h newlib-stdint.h"
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tm_file="elfos.h avr/elf.h avr/avr-arch.h avr/avr.h avr/specs.h dbxelf.h avr/rtems.h rtems.h newlib-stdint.h"
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tm_defines="${tm_defines} WITH_RTEMS"
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tmake_file="${tmake_file} avr/t-avr avr/t-multilib avr/t-rtems"
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extra_gcc_objs="driver-avr.o avr-devices.o"
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extra_objs="avr-devices.o avr-log.o"
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;;
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avr-*-*)
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tm_file="elfos.h avr/elf.h avr/avr-arch.h avr/avr.h dbxelf.h avr/avr-stdint.h"
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tm_file="elfos.h avr/elf.h avr/avr-arch.h avr/avr.h avr/specs.h dbxelf.h avr/avr-stdint.h"
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if test x${with_avrlibc} != xno; then
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tm_file="${tm_file} ${cpu_type}/avrlibc.h"
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tm_defines="${tm_defines} WITH_AVRLIBC"
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fi
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tmake_file="${tmake_file} avr/t-avr avr/t-multilib"
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use_gcc_stdint=wrap
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extra_gcc_objs="driver-avr.o avr-devices.o"
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extra_objs="avr-devices.o avr-log.o"
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;;
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bfin*-elf*)
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@ -22,9 +22,11 @@ along with GCC; see the file COPYING3. If not see
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#ifndef AVR_ARCH_H
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#define AVR_ARCH_H
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#define AVR_MMCU_DEFAULT "avr2"
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/* This enum supplies indices into the avr_arch_types[] table below. */
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enum avr_arch
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enum avr_arch_id
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{
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ARCH_UNKNOWN,
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ARCH_AVR1,
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@ -92,7 +94,7 @@ typedef struct
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const char *const macro;
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/* Architecture name. */
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const char *const arch_name;
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const char *const name;
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} avr_arch_t;
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@ -104,7 +106,7 @@ typedef struct
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const char *const name;
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/* Index in avr_arch_types[]. */
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enum avr_arch arch;
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enum avr_arch_id arch_id;
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/* device specific feature */
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int dev_attribute;
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@ -166,7 +168,7 @@ enum avr_device_specific_features
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typedef struct
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{
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/* Architecture ID. */
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enum avr_arch arch;
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enum avr_arch_id arch_id;
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/* textinfo source to describe the archtiecture. */
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const char *texinfo;
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@ -175,9 +177,11 @@ typedef struct
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/* Preprocessor macros to define depending on MCU type. */
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extern const avr_arch_t avr_arch_types[];
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extern const avr_arch_t *avr_current_arch;
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extern const avr_arch_t *avr_arch;
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extern const avr_mcu_t avr_mcu_types[];
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extern const avr_mcu_t *avr_current_device;
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extern void avr_inform_devices (void);
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extern void avr_inform_core_architectures (void);
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#endif /* AVR_ARCH_H */
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@ -305,8 +305,11 @@ avr_cpu_cpp_builtins (struct cpp_reader *pfile)
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builtin_define_std ("AVR");
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if (avr_current_arch->macro)
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cpp_define_formatted (pfile, "__AVR_ARCH__=%s", avr_current_arch->macro);
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/* __AVR_DEVICE_NAME__ and avr_mcu_types[].macro like __AVR_ATmega8__
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are defined by -D command option, see device-specs file. */
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if (avr_arch->macro)
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cpp_define_formatted (pfile, "__AVR_ARCH__=%s", avr_arch->macro);
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if (AVR_HAVE_RAMPD) cpp_define (pfile, "__AVR_HAVE_RAMPD__");
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if (AVR_HAVE_RAMPX) cpp_define (pfile, "__AVR_HAVE_RAMPX__");
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if (AVR_HAVE_RAMPY) cpp_define (pfile, "__AVR_HAVE_RAMPY__");
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@ -316,14 +319,14 @@ avr_cpu_cpp_builtins (struct cpp_reader *pfile)
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if (AVR_HAVE_MOVW) cpp_define (pfile, "__AVR_HAVE_MOVW__");
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if (AVR_HAVE_LPMX) cpp_define (pfile, "__AVR_HAVE_LPMX__");
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if (avr_current_arch->asm_only)
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if (avr_arch->asm_only)
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cpp_define (pfile, "__AVR_ASM_ONLY__");
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if (AVR_HAVE_MUL)
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{
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cpp_define (pfile, "__AVR_ENHANCED__");
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cpp_define (pfile, "__AVR_HAVE_MUL__");
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}
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if (avr_current_arch->have_jmp_call)
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if (avr_arch->have_jmp_call)
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{
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cpp_define (pfile, "__AVR_MEGA__");
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cpp_define (pfile, "__AVR_HAVE_JMP_CALL__");
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@ -347,7 +350,7 @@ avr_cpu_cpp_builtins (struct cpp_reader *pfile)
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cpp_define (pfile, "__AVR_TINY_PM_BASE_ADDRESS__=0x4000");
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}
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if (avr_current_arch->have_eijmp_eicall)
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if (AVR_HAVE_EIJMP_EICALL)
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{
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cpp_define (pfile, "__AVR_HAVE_EIJMP_EICALL__");
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cpp_define (pfile, "__AVR_3_BYTE_PC__");
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@ -362,11 +365,10 @@ avr_cpu_cpp_builtins (struct cpp_reader *pfile)
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else
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cpp_define (pfile, "__AVR_HAVE_16BIT_SP__");
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if (avr_sp8)
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cpp_define (pfile, "__AVR_SP8__");
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if (AVR_HAVE_SPH)
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cpp_define (pfile, "__AVR_HAVE_SPH__");
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else
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cpp_define (pfile, "__AVR_SP8__");
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if (TARGET_NO_INTERRUPTS)
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cpp_define (pfile, "__NO_INTERRUPTS__");
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@ -375,7 +377,7 @@ avr_cpu_cpp_builtins (struct cpp_reader *pfile)
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{
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cpp_define (pfile, "__AVR_ERRATA_SKIP__");
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if (avr_current_arch->have_jmp_call)
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if (AVR_HAVE_JMP_CALL)
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cpp_define (pfile, "__AVR_ERRATA_SKIP_JMP_CALL__");
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}
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@ -383,7 +385,7 @@ avr_cpu_cpp_builtins (struct cpp_reader *pfile)
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cpp_define (pfile, "__AVR_ISA_RMW__");
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cpp_define_formatted (pfile, "__AVR_SFR_OFFSET__=0x%x",
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avr_current_arch->sfr_offset);
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avr_arch->sfr_offset);
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#ifdef WITH_AVRLIBC
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cpp_define (pfile, "__WITH_AVRLIBC__");
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@ -21,9 +21,12 @@
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "diagnostic.h"
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#include "tm.h"
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#endif /* IN_GEN_AVR_MMCU_TEXI */
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#include "avr-arch.h"
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/* List of all known AVR MCU architectures.
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Order as of enum avr_arch from avr.h. */
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@ -31,7 +34,7 @@ const avr_arch_t
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avr_arch_types[] =
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{
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/* unknown device specified */
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x0060, 32, NULL, "avr2" },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x0060, 32, NULL, AVR_MMCU_DEFAULT },
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/*
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A M J LM E E E X R T d S S O A
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S U M PO L L I M A I a t F ff r
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@ -116,3 +119,98 @@ avr_mcu_types[] =
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{ NULL, ARCH_UNKNOWN, AVR_ISA_NONE, NULL, 0, 0, 0, NULL }
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};
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#ifndef IN_GEN_AVR_MMCU_TEXI
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/* Copy-pastes from `gen-avr-mmcu-texi.c' follow... */
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static const char*
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mcu_name[sizeof avr_mcu_types / sizeof avr_mcu_types[0]];
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static int
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comparator (const void *va, const void *vb)
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{
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const char *a = *(const char* const*) va;
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const char *b = *(const char* const*) vb;
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while (*a && *b)
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{
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/* Make letters smaller than digits so that `atmega16a' follows
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`atmega16' without `atmega161' etc. between them. */
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if (ISALPHA (*a) && ISDIGIT (*b))
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return -1;
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if (ISDIGIT (*a) && ISALPHA (*b))
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return 1;
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if (*a != *b)
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return *a - *b;
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a++;
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b++;
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}
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return *a - *b;
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}
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static char*
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avr_archs_str (void)
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{
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char *archs = concat ("", NULL);
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// Build of core architectures' names.
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for (const avr_mcu_t *mcu = avr_mcu_types; mcu->name; mcu++)
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if (!mcu->macro)
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archs = concat (archs, " ", avr_arch_types[mcu->arch_id].name, NULL);
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return archs;
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}
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static char*
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avr_mcus_str (void)
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{
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size_t n_mcus = 0;
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char *mcus = concat ("", NULL);
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// Build array of proper devices' names.
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for (const avr_mcu_t *mcu = avr_mcu_types; mcu->name; mcu++)
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if (mcu->macro)
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mcu_name[n_mcus++] = mcu->name;
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// Sort MCUs so that they are displayed in the same canonical order as
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// in doc/avr-mcus.texi.
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qsort (mcu_name, n_mcus, sizeof (char*), comparator);
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for (size_t i = 0; i < n_mcus; i++)
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mcus = concat (mcus, " ", mcu_name[i], NULL);
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return mcus;
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}
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void
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avr_inform_devices (void)
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{
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char *mcus = avr_mcus_str ();
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inform (input_location, "devices natively supported:%s", mcus);
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free (mcus);
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}
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void
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avr_inform_core_architectures (void)
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{
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char *archs = avr_archs_str ();
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inform (input_location, "supported core architectures:%s", archs);
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free (archs);
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}
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#endif // IN_GEN_AVR_MMCU_TEXI
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@ -24,11 +24,10 @@
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This will regenerate / update the following source files:
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- $(srcdir)/config/avr/t-multilib
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- $(srcdir)/config/avr/avr-tables.opt
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- $(srcdir)/doc/avr-mmcu.texi
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After that, rebuild everything and check-in the new sources to the repo.
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The device list below has to be kept in sync with AVR-LibC.
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The device list below should be kept in sync with AVR-LibC.
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Before including this file, define a macro:
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@ -53,8 +52,7 @@
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N_FLASH Number of 64 KiB flash segments, rounded up.
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LIBRARY_NAME Used by the driver to linke startup code from avr-libc
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as of crt<LIBRARY_NAME>.o
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LIBRARY_NAME Used to define __AVR_DEV_LIB_NAME__.
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"avr2" must be first for the "0" default to work as intended. */
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@ -1,73 +0,0 @@
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; -*- buffer-read-only: t -*-
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; Generated automatically by genopt.sh from avr-mcus.def.
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; Copyright (C) 2011-2015 Free Software Foundation, Inc.
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;
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; This file is part of GCC.
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;
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; GCC is free software; you can redistribute it and/or modify it under
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||||
; the terms of the GNU General Public License as published by the Free
|
||||
; Software Foundation; either version 3, or (at your option) any later
|
||||
; version.
|
||||
;
|
||||
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
; for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with GCC; see the file COPYING3. If not see
|
||||
; <http://www.gnu.org/licenses/>.
|
||||
|
||||
Enum
|
||||
Name(avr_arch) Type(enum avr_arch)
|
||||
Known MCU architectures:
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr2) Value(ARCH_AVR2)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr25) Value(ARCH_AVR25)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr3) Value(ARCH_AVR3)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr31) Value(ARCH_AVR31)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr35) Value(ARCH_AVR35)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr4) Value(ARCH_AVR4)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr5) Value(ARCH_AVR5)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr51) Value(ARCH_AVR51)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr6) Value(ARCH_AVR6)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avrxmega2) Value(ARCH_AVRXMEGA2)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avrxmega4) Value(ARCH_AVRXMEGA4)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avrxmega5) Value(ARCH_AVRXMEGA5)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avrxmega6) Value(ARCH_AVRXMEGA6)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avrxmega7) Value(ARCH_AVRXMEGA7)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avrtiny) Value(ARCH_AVRTINY)
|
||||
|
||||
EnumValue
|
||||
Enum(avr_arch) String(avr1) Value(ARCH_AVR1)
|
||||
|
||||
|
|
@ -234,10 +234,7 @@ static GTY(()) rtx xstring_empty;
|
|||
static GTY(()) rtx xstring_e;
|
||||
|
||||
/* Current architecture. */
|
||||
const avr_arch_t *avr_current_arch;
|
||||
|
||||
/* Current device. */
|
||||
const avr_mcu_t *avr_current_device;
|
||||
const avr_arch_t *avr_arch;
|
||||
|
||||
/* Section to put switch tables in. */
|
||||
static GTY(()) section *progmem_swtable_section;
|
||||
|
|
@ -380,6 +377,49 @@ avr_register_passes (void)
|
|||
}
|
||||
|
||||
|
||||
/* Set `avr_arch' as specified by `-mmcu='.
|
||||
Return true on success. */
|
||||
|
||||
static bool
|
||||
avr_set_core_architecture (void)
|
||||
{
|
||||
/* Search for mcu core architecture. */
|
||||
|
||||
if (!avr_mmcu)
|
||||
avr_mmcu = AVR_MMCU_DEFAULT;
|
||||
|
||||
avr_arch = &avr_arch_types[0];
|
||||
|
||||
for (const avr_mcu_t *mcu = avr_mcu_types; ; mcu++)
|
||||
{
|
||||
if (NULL == mcu->name)
|
||||
{
|
||||
/* Reached the end of `avr_mcu_types'. This should actually never
|
||||
happen as options are provided by device-specs. It could be a
|
||||
typo in a device-specs or calling the compiler proper directly
|
||||
with -mmcu=<device>. */
|
||||
|
||||
error ("unknown core architecture %qs specified with %qs",
|
||||
avr_mmcu, "-mmcu=");
|
||||
avr_inform_core_architectures ();
|
||||
break;
|
||||
}
|
||||
else if (0 == strcmp (mcu->name, avr_mmcu)
|
||||
// Is this a proper architecture ?
|
||||
&& NULL == mcu->macro)
|
||||
{
|
||||
avr_arch = &avr_arch_types[mcu->arch_id];
|
||||
if (avr_n_flash < 0)
|
||||
avr_n_flash = mcu->n_flash;
|
||||
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/* Implement `TARGET_OPTION_OVERRIDE'. */
|
||||
|
||||
static void
|
||||
|
|
@ -424,39 +464,24 @@ avr_option_override (void)
|
|||
if (flag_pie == 2)
|
||||
warning (OPT_fPIE, "-fPIE is not supported");
|
||||
|
||||
/* Search for mcu arch.
|
||||
??? We should probably just put the architecture-default device
|
||||
settings in the architecture struct and remove any notion of a current
|
||||
device from gcc. */
|
||||
|
||||
for (avr_current_device = avr_mcu_types; ; avr_current_device++)
|
||||
{
|
||||
if (!avr_current_device->name)
|
||||
fatal_error (input_location, "mcu not found");
|
||||
if (!avr_current_device->macro
|
||||
&& avr_current_device->arch == avr_arch_index)
|
||||
break;
|
||||
}
|
||||
|
||||
avr_current_arch = &avr_arch_types[avr_arch_index];
|
||||
if (avr_n_flash < 0)
|
||||
avr_n_flash = avr_current_device->n_flash;
|
||||
if (!avr_set_core_architecture())
|
||||
return;
|
||||
|
||||
/* RAM addresses of some SFRs common to all devices in respective arch. */
|
||||
|
||||
/* SREG: Status Register containing flags like I (global IRQ) */
|
||||
avr_addr.sreg = 0x3F + avr_current_arch->sfr_offset;
|
||||
avr_addr.sreg = 0x3F + avr_arch->sfr_offset;
|
||||
|
||||
/* RAMPZ: Address' high part when loading via ELPM */
|
||||
avr_addr.rampz = 0x3B + avr_current_arch->sfr_offset;
|
||||
avr_addr.rampz = 0x3B + avr_arch->sfr_offset;
|
||||
|
||||
avr_addr.rampy = 0x3A + avr_current_arch->sfr_offset;
|
||||
avr_addr.rampx = 0x39 + avr_current_arch->sfr_offset;
|
||||
avr_addr.rampd = 0x38 + avr_current_arch->sfr_offset;
|
||||
avr_addr.ccp = (AVR_TINY ? 0x3C : 0x34) + avr_current_arch->sfr_offset;
|
||||
avr_addr.rampy = 0x3A + avr_arch->sfr_offset;
|
||||
avr_addr.rampx = 0x39 + avr_arch->sfr_offset;
|
||||
avr_addr.rampd = 0x38 + avr_arch->sfr_offset;
|
||||
avr_addr.ccp = (AVR_TINY ? 0x3C : 0x34) + avr_arch->sfr_offset;
|
||||
|
||||
/* SP: Stack Pointer (SP_H:SP_L) */
|
||||
avr_addr.sp_l = 0x3D + avr_current_arch->sfr_offset;
|
||||
avr_addr.sp_l = 0x3D + avr_arch->sfr_offset;
|
||||
avr_addr.sp_h = avr_addr.sp_l + 1;
|
||||
|
||||
init_machine_status = avr_init_machine_status;
|
||||
|
|
@ -2328,7 +2353,7 @@ avr_print_operand (FILE *file, rtx x, int code)
|
|||
else
|
||||
{
|
||||
fprintf (file, HOST_WIDE_INT_PRINT_HEX,
|
||||
ival - avr_current_arch->sfr_offset);
|
||||
ival - avr_arch->sfr_offset);
|
||||
}
|
||||
}
|
||||
else
|
||||
|
|
@ -2396,7 +2421,7 @@ avr_print_operand (FILE *file, rtx x, int code)
|
|||
{
|
||||
if (GET_CODE (x) == SYMBOL_REF && (SYMBOL_REF_FLAGS (x) & SYMBOL_FLAG_IO))
|
||||
avr_print_operand_address
|
||||
(file, plus_constant (HImode, x, -avr_current_arch->sfr_offset));
|
||||
(file, plus_constant (HImode, x, -avr_arch->sfr_offset));
|
||||
else
|
||||
fatal_insn ("bad address, not an I/O address:", x);
|
||||
}
|
||||
|
|
@ -9246,12 +9271,11 @@ avr_pgm_check_var_decl (tree node)
|
|||
if (avr_addrspace[as].segment >= avr_n_flash)
|
||||
{
|
||||
if (TYPE_P (node))
|
||||
error ("%qT uses address space %qs beyond flash of %qs",
|
||||
node, avr_addrspace[as].name, avr_current_device->name);
|
||||
error ("%qT uses address space %qs beyond flash of %d KiB",
|
||||
node, avr_addrspace[as].name, avr_n_flash);
|
||||
else
|
||||
error ("%s %q+D uses address space %qs beyond flash of %qs",
|
||||
reason, node, avr_addrspace[as].name,
|
||||
avr_current_device->name);
|
||||
error ("%s %q+D uses address space %qs beyond flash of %d KiB",
|
||||
reason, node, avr_addrspace[as].name, avr_n_flash);
|
||||
}
|
||||
else
|
||||
{
|
||||
|
|
@ -9297,15 +9321,14 @@ avr_insert_attributes (tree node, tree *attributes)
|
|||
|
||||
if (avr_addrspace[as].segment >= avr_n_flash)
|
||||
{
|
||||
error ("variable %q+D located in address space %qs"
|
||||
" beyond flash of %qs",
|
||||
node, avr_addrspace[as].name, avr_current_device->name);
|
||||
error ("variable %q+D located in address space %qs beyond flash "
|
||||
"of %d KiB", node, avr_addrspace[as].name, avr_n_flash);
|
||||
}
|
||||
else if (!AVR_HAVE_LPM && avr_addrspace[as].pointer_size > 2)
|
||||
{
|
||||
error ("variable %q+D located in address space %qs"
|
||||
" which is not supported by %qs",
|
||||
node, avr_addrspace[as].name, avr_current_arch->arch_name);
|
||||
" which is not supported for architecture %qs",
|
||||
node, avr_addrspace[as].name, avr_arch->name);
|
||||
}
|
||||
|
||||
if (!TYPE_READONLY (node0)
|
||||
|
|
@ -9723,10 +9746,10 @@ avr_asm_select_section (tree decl, int reloc, unsigned HOST_WIDE_INT align)
|
|||
static void
|
||||
avr_file_start (void)
|
||||
{
|
||||
int sfr_offset = avr_current_arch->sfr_offset;
|
||||
int sfr_offset = avr_arch->sfr_offset;
|
||||
|
||||
if (avr_current_arch->asm_only)
|
||||
error ("MCU %qs supported for assembler only", avr_current_device->name);
|
||||
if (avr_arch->asm_only)
|
||||
error ("architecture %qs supported for assembler only", avr_mmcu);
|
||||
|
||||
default_file_start ();
|
||||
|
||||
|
|
|
|||
|
|
@ -60,19 +60,19 @@ enum
|
|||
|
||||
#define TARGET_CPU_CPP_BUILTINS() avr_cpu_cpp_builtins (pfile)
|
||||
|
||||
#define AVR_HAVE_JMP_CALL (avr_current_arch->have_jmp_call)
|
||||
#define AVR_HAVE_MUL (avr_current_arch->have_mul)
|
||||
#define AVR_HAVE_MOVW (avr_current_arch->have_movw_lpmx)
|
||||
#define AVR_HAVE_JMP_CALL (avr_arch->have_jmp_call)
|
||||
#define AVR_HAVE_MUL (avr_arch->have_mul)
|
||||
#define AVR_HAVE_MOVW (avr_arch->have_movw_lpmx)
|
||||
#define AVR_HAVE_LPM (!AVR_TINY)
|
||||
#define AVR_HAVE_LPMX (avr_current_arch->have_movw_lpmx)
|
||||
#define AVR_HAVE_ELPM (avr_current_arch->have_elpm)
|
||||
#define AVR_HAVE_ELPMX (avr_current_arch->have_elpmx)
|
||||
#define AVR_HAVE_RAMPD (avr_current_arch->have_rampd)
|
||||
#define AVR_HAVE_RAMPX (avr_current_arch->have_rampd)
|
||||
#define AVR_HAVE_RAMPY (avr_current_arch->have_rampd)
|
||||
#define AVR_HAVE_RAMPZ (avr_current_arch->have_elpm \
|
||||
|| avr_current_arch->have_rampd)
|
||||
#define AVR_HAVE_EIJMP_EICALL (avr_current_arch->have_eijmp_eicall)
|
||||
#define AVR_HAVE_LPMX (avr_arch->have_movw_lpmx)
|
||||
#define AVR_HAVE_ELPM (avr_arch->have_elpm)
|
||||
#define AVR_HAVE_ELPMX (avr_arch->have_elpmx)
|
||||
#define AVR_HAVE_RAMPD (avr_arch->have_rampd)
|
||||
#define AVR_HAVE_RAMPX (avr_arch->have_rampd)
|
||||
#define AVR_HAVE_RAMPY (avr_arch->have_rampd)
|
||||
#define AVR_HAVE_RAMPZ (avr_arch->have_elpm \
|
||||
|| avr_arch->have_rampd)
|
||||
#define AVR_HAVE_EIJMP_EICALL (avr_arch->have_eijmp_eicall)
|
||||
|
||||
/* Handling of 8-bit SP versus 16-bit SP is as follows:
|
||||
|
||||
|
|
@ -91,16 +91,15 @@ FIXME: DRIVER_SELF_SPECS has changed.
|
|||
there is always __AVR_SP8__ == __AVR_HAVE_8BIT_SP__. */
|
||||
|
||||
#define AVR_HAVE_8BIT_SP \
|
||||
((avr_current_device->dev_attribute & AVR_SHORT_SP) \
|
||||
|| TARGET_TINY_STACK || avr_sp8)
|
||||
(TARGET_TINY_STACK || avr_sp8)
|
||||
|
||||
#define AVR_HAVE_SPH (!avr_sp8)
|
||||
|
||||
#define AVR_2_BYTE_PC (!AVR_HAVE_EIJMP_EICALL)
|
||||
#define AVR_3_BYTE_PC (AVR_HAVE_EIJMP_EICALL)
|
||||
|
||||
#define AVR_XMEGA (avr_current_arch->xmega_p)
|
||||
#define AVR_TINY (avr_current_arch->tiny_p)
|
||||
#define AVR_XMEGA (avr_arch->xmega_p)
|
||||
#define AVR_TINY (avr_arch->tiny_p)
|
||||
|
||||
#define BITS_BIG_ENDIAN 0
|
||||
#define BYTES_BIG_ENDIAN 0
|
||||
|
|
@ -492,25 +491,24 @@ typedef struct avr_args
|
|||
#define ADJUST_INSN_LENGTH(INSN, LENGTH) \
|
||||
(LENGTH = avr_adjust_insn_length (INSN, LENGTH))
|
||||
|
||||
extern const char *avr_devicespecs_file (int, const char**);
|
||||
|
||||
#define EXTRA_SPEC_FUNCTIONS \
|
||||
{ "device-specs-file", avr_devicespecs_file },
|
||||
|
||||
/* Driver self specs has lmited functionality w.r.t. '%s' for dynamic specs.
|
||||
Apply '%s' to a static string to inflate the file (directory) name which
|
||||
is used to diagnose problems with reading the specs file. */
|
||||
|
||||
#undef DRIVER_SELF_SPECS
|
||||
#define DRIVER_SELF_SPECS \
|
||||
" %{!mmcu=*:%{!march=*:-specs=device-specs/specs-avr2%s} " \
|
||||
" %{march=*:-specs=device-specs/specs-%*%s}} " \
|
||||
" %{mmcu=*:-specs=device-specs/specs-%*%s %<mmcu=*} "
|
||||
" %:device-specs-file(device-specs%s %{mmcu=*:%*})"
|
||||
|
||||
/* We want cc1plus used as a preprocessor to pick up the cpp spec from the
|
||||
per-device spec files */
|
||||
#define CPLUSPLUS_CPP_SPEC "%(cpp)"
|
||||
|
||||
#define LIBSTDCXX "gcc"
|
||||
/* No libstdc++ for now. Empty string doesn't work. */
|
||||
#define LIBSTDCXX "gcc"
|
||||
|
||||
/* The actual definition will come from the device-specific spec file. */
|
||||
#define STARTFILE_SPEC ""
|
||||
|
||||
#define ENDFILE_SPEC ""
|
||||
|
||||
/* This is the default without any -mmcu=* option (AT90S*). */
|
||||
#define MULTILIB_DEFAULTS { "mmcu=avr2" }
|
||||
/* This is the default without any -mmcu=* option. */
|
||||
#define MULTILIB_DEFAULTS { "mmcu=" AVR_MMCU_DEFAULT }
|
||||
|
||||
#define TEST_HARD_REG_CLASS(CLASS, REGNO) \
|
||||
TEST_HARD_REG_BIT (reg_class_contents[ (int) (CLASS)], REGNO)
|
||||
|
|
|
|||
|
|
@ -18,21 +18,14 @@
|
|||
; along with GCC; see the file COPYING3. If not see
|
||||
; <http://www.gnu.org/licenses/>.
|
||||
|
||||
HeaderInclude
|
||||
config/avr/avr-arch.h
|
||||
|
||||
mcall-prologues
|
||||
Target Report Mask(CALL_PROLOGUES)
|
||||
Use subroutines for function prologues and epilogues
|
||||
|
||||
mmcu=
|
||||
Target RejectNegative Joined
|
||||
Target RejectNegative Joined Var(avr_mmcu) MissingArgError(missing device or architecture after %qs)
|
||||
-mmcu=MCU Select the target MCU
|
||||
|
||||
march=
|
||||
Target RejectNegative Joined Var(avr_arch_index) Init(ARCH_AVR2) Enum(avr_arch)
|
||||
-march=ARCH Select target architecture
|
||||
|
||||
mn-flash=
|
||||
Target RejectNegative Joined Var(avr_n_flash) UInteger Init(-1)
|
||||
Set the number of 64 KiB flash segments
|
||||
|
|
|
|||
|
|
@ -27,6 +27,18 @@ along with GCC; see the file COPYING3. If not see
|
|||
|
||||
*/
|
||||
|
||||
#undef LIB_SPEC
|
||||
#define LIB_SPEC \
|
||||
" -lc %(avrlibc_devicelib) "
|
||||
|
||||
#undef LIBGCC_SPEC
|
||||
#define LIBGCC_SPEC \
|
||||
" -lgcc -lm "
|
||||
|
||||
#undef STARTFILE_SPEC
|
||||
#define STARTFILE_SPEC \
|
||||
" %(avrlibc_startfile) "
|
||||
|
||||
#undef LINK_GCC_C_SEQUENCE_SPEC
|
||||
#define LINK_GCC_C_SEQUENCE_SPEC \
|
||||
"--start-group %G %L --end-group"
|
||||
|
|
|
|||
|
|
@ -0,0 +1,124 @@
|
|||
/* Subroutines for the gcc driver.
|
||||
Copyright (C) 2009-2015 Free Software Foundation, Inc.
|
||||
Contributed by Georg-Johann Lay <avr@gjlay.de>
|
||||
|
||||
This file is part of GCC.
|
||||
|
||||
GCC is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 3, or (at your option)
|
||||
any later version.
|
||||
|
||||
GCC is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with GCC; see the file COPYING3. If not see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
#include "config.h"
|
||||
#include "system.h"
|
||||
#include "coretypes.h"
|
||||
#include "diagnostic.h"
|
||||
#include "tm.h"
|
||||
|
||||
static const char dir_separator_str[] = { DIR_SEPARATOR, 0 };
|
||||
|
||||
static const char specfiles_doc_url[] =
|
||||
"http://gcc.gnu.org/onlinedocs/gcc/Spec-Files.html";
|
||||
|
||||
|
||||
static const char*
|
||||
avr_diagnose_devicespecs_error (const char *mcu, const char *filename)
|
||||
{
|
||||
error ("cannot access device-specs for %qs expected at %qs",
|
||||
mcu, filename);
|
||||
|
||||
// Inform about natively supported devices and cores.
|
||||
|
||||
if (strncmp (mcu, "avr", strlen ("avr")))
|
||||
avr_inform_devices ();
|
||||
|
||||
avr_inform_core_architectures ();
|
||||
|
||||
inform (input_location, "you can provide your own specs files, "
|
||||
"see <%s> for details", specfiles_doc_url);
|
||||
|
||||
return "";
|
||||
}
|
||||
|
||||
|
||||
/* Implement spec function `device-specs-file´.
|
||||
|
||||
Compose -specs=<specs-file-name>. If everything went well then argv[0]
|
||||
is the inflated specs directory and argv[1] is a device or core name as
|
||||
supplied to -mmcu=*. */
|
||||
|
||||
const char*
|
||||
avr_devicespecs_file (int argc, const char **argv)
|
||||
{
|
||||
char *specfile_name;
|
||||
const char *mmcu = NULL;
|
||||
|
||||
#ifdef DEBUG_SPECS
|
||||
if (verbose_flag)
|
||||
fnotice (stderr, "Running spec function '%s' with %d args\n\n",
|
||||
__FUNCTION__, argc);
|
||||
#endif
|
||||
|
||||
switch (argc)
|
||||
{
|
||||
case 0:
|
||||
fatal_error (input_location,
|
||||
"bad usage of spec function %qs", "device-specs-file");
|
||||
return "";
|
||||
|
||||
case 1:
|
||||
mmcu = AVR_MMCU_DEFAULT;
|
||||
break;
|
||||
|
||||
case 2:
|
||||
mmcu = argv[1];
|
||||
break;
|
||||
|
||||
default:
|
||||
error ("specified option %qs more than once", "-mmcu=");
|
||||
return "";
|
||||
}
|
||||
|
||||
specfile_name = concat (argv[0], dir_separator_str, "specs-", mmcu, NULL);
|
||||
|
||||
#ifdef DEBUG_SPECS
|
||||
if (verbose_flag)
|
||||
fnotice (stderr, "'%s': mmcu='%s'\n'%s': specfile='%s'\n\n",
|
||||
__FUNCTION__, mmcu, __FUNCTION__, specfile_name);
|
||||
#endif
|
||||
|
||||
// Filter out silly -mmcu= arguments like "foo bar".
|
||||
|
||||
for (const char *s = mmcu; *s; s++)
|
||||
if (!ISALNUM (*s)
|
||||
&& '-' != *s
|
||||
&& '_' != *s)
|
||||
{
|
||||
error ("strange device name %qs after %qs: bad character %qc",
|
||||
mmcu, "-mmcu=", *s);
|
||||
return "";
|
||||
}
|
||||
|
||||
if (/* When building / configuring the compiler we might get a relative path
|
||||
as supplied by "-B.". Assume that the specs file exists and MCU is
|
||||
a core, not a proper device then, i.e. we have "-mmcu=avr*". */
|
||||
(0 == strncmp (mmcu, "avr", strlen ("avr"))
|
||||
&& specfile_name[0] == '.')
|
||||
/* vanilla */
|
||||
|| (IS_ABSOLUTE_PATH (specfile_name)
|
||||
&& !access (specfile_name, R_OK)))
|
||||
{
|
||||
return concat ("-specs=", specfile_name, NULL);
|
||||
}
|
||||
|
||||
return avr_diagnose_devicespecs_error (mmcu, specfile_name);
|
||||
}
|
||||
|
|
@ -23,19 +23,30 @@
|
|||
|
||||
#define IN_GEN_AVR_MMCU_TEXI
|
||||
|
||||
#include "avr-arch.h"
|
||||
#include "avr-devices.c"
|
||||
|
||||
// Get rid of "defaults.h". We just need tm.h for `WITH_AVRLIBS' and
|
||||
// and `WITH_RTEMS'. */
|
||||
#define GCC_DEFAULTS_H
|
||||
|
||||
#include "tm.h"
|
||||
|
||||
#if defined (WITH_AVRLIBC)
|
||||
static const bool with_avrlibc = true;
|
||||
#else
|
||||
static const bool with_avrlibc = false;
|
||||
#endif /* WITH_AVRLIBC */
|
||||
// Mimic the include order as specified in config.gcc::tm_file.
|
||||
|
||||
#include "specs.h"
|
||||
|
||||
#if defined (WITH_AVRLIBC)
|
||||
#include "avrlibc.h"
|
||||
#endif
|
||||
|
||||
#if defined (WITH_RTEMS)
|
||||
#include "../rtems.h"
|
||||
#include "rtems.h"
|
||||
#endif
|
||||
|
||||
|
||||
#define SPECFILE_DOC_URL \
|
||||
"http://gcc.gnu.org/onlinedocs/gcc/Spec-Files.html"
|
||||
|
||||
/* Return true iff STR starts with PREFIX. */
|
||||
|
||||
|
|
@ -46,17 +57,41 @@ str_prefix_p (const char *str, const char *prefix)
|
|||
}
|
||||
|
||||
|
||||
static const char header[] =
|
||||
"#\n"
|
||||
"# Generated by : ./gcc/config/avr/gen-avr-mmcu-specs.c\n"
|
||||
"# Generated from : ./gcc/config/gcc.c\n"
|
||||
"# ./gcc/config/avr/specs.h\n"
|
||||
#if defined (WITH_RTEMS)
|
||||
"# ./gcc/config/rtems.h\n"
|
||||
"# ./gcc/config/avr/rtems.h\n"
|
||||
#endif
|
||||
#if defined (WITH_AVRLIBC)
|
||||
"# ./gcc/config/avr/avrlibc.h\n"
|
||||
#endif
|
||||
"# Used by : avr-gcc compiler driver\n"
|
||||
"# Used for : building command options for sub-processes\n"
|
||||
"#\n"
|
||||
"# See <" SPECFILE_DOC_URL ">\n"
|
||||
"# for a documentation of spec files.\n"
|
||||
"\n";
|
||||
|
||||
|
||||
static void
|
||||
print_mcu (const avr_mcu_t *mcu)
|
||||
{
|
||||
const char *sp8_spec;
|
||||
const avr_mcu_t *arch_mcu;
|
||||
const avr_arch_t *arch;
|
||||
enum avr_arch_id arch_id = mcu->arch_id;
|
||||
|
||||
for (arch_mcu = mcu; arch_mcu->macro; )
|
||||
arch_mcu--;
|
||||
if (arch_mcu->arch != mcu->arch)
|
||||
if (arch_mcu->arch_id != arch_id)
|
||||
exit (EXIT_FAILURE);
|
||||
|
||||
arch = &avr_arch_types[arch_id];
|
||||
|
||||
char name[100];
|
||||
if (snprintf (name, sizeof name, "specs-%s", mcu->name) >= (int) sizeof name)
|
||||
exit (EXIT_FAILURE);
|
||||
|
|
@ -66,9 +101,12 @@ print_mcu (const avr_mcu_t *mcu)
|
|||
bool errata_skip = 0 != (mcu->dev_attribute & AVR_ERRATA_SKIP);
|
||||
bool rmw = 0 != (mcu->dev_attribute & AVR_ISA_RMW);
|
||||
bool sp8 = 0 != (mcu->dev_attribute & AVR_SHORT_SP);
|
||||
bool is_arch = NULL == mcu->macro;
|
||||
bool is_device = ! is_arch;
|
||||
|
||||
if (mcu->macro == NULL
|
||||
&& (mcu->arch == ARCH_AVR2 || mcu->arch == ARCH_AVR25))
|
||||
if (is_arch
|
||||
&& (ARCH_AVR2 == arch_id
|
||||
|| ARCH_AVR25 == arch_id))
|
||||
{
|
||||
// Leave "avr2" and "avr25" alone. These two architectures are
|
||||
// the only ones that mix devices with 8-bit SP and 16-bit SP.
|
||||
|
|
@ -76,51 +114,59 @@ print_mcu (const avr_mcu_t *mcu)
|
|||
}
|
||||
else
|
||||
{
|
||||
sp8_spec = sp8
|
||||
? " -msp8"
|
||||
: " %<msp8";
|
||||
sp8_spec = sp8 ? "-msp8" :"%<msp8";
|
||||
}
|
||||
|
||||
const char *errata_skip_spec = errata_skip
|
||||
? " %{!mno-skip-bug:-mskip-bug}"
|
||||
: " %{!mskip-bug:-mno-skip-bug}";
|
||||
fprintf (f, "#\n"
|
||||
"# Auto-generated specs for AVR ");
|
||||
if (is_arch)
|
||||
fprintf (f, "core architecture %s\n", arch->name);
|
||||
else
|
||||
fprintf (f, "device %s (core %s, %d-bit SP)\n",
|
||||
mcu->name, arch->name, sp8 ? 8 : 16);
|
||||
fprintf (f, "%s\n", header);
|
||||
|
||||
const char *rmw_spec = rmw
|
||||
? " %{!mno-rmw: -mrmw}"
|
||||
: " %{mrmw}";
|
||||
// avrlibc-specific specs for linking / thelinker.
|
||||
|
||||
const char *arch_name = avr_arch_types[mcu->arch].arch_name;
|
||||
|
||||
fprintf (f, "*self_spec:\n"
|
||||
" %%{!march=*:-march=%s}"
|
||||
" %s\n\n", arch_name, sp8_spec);
|
||||
|
||||
if (mcu->macro)
|
||||
fprintf (f, "*cpp:\n-D__AVR_DEV_LIB_NAME__=%s -D%s "
|
||||
"-D__AVR_DEVICE_NAME__=%s\n\n",
|
||||
mcu->library_name, mcu->macro, mcu->name);
|
||||
|
||||
fprintf (f, "*cc1:\n%s%s", errata_skip_spec, rmw_spec);
|
||||
if (mcu->n_flash != arch_mcu->n_flash)
|
||||
fprintf (f, " %%{!mn-flash:-mn-flash=%d}", mcu->n_flash);
|
||||
fprintf (f, "*avrlibc_startfile:\n");
|
||||
if (is_device)
|
||||
fprintf (f, "\tdev/%s/crt1.o%%s", mcu->name);
|
||||
fprintf (f, "\n\n");
|
||||
|
||||
fprintf (f, "*cc1plus:\n%s%s ", errata_skip_spec, rmw_spec);
|
||||
if (mcu->n_flash != arch_mcu->n_flash)
|
||||
fprintf (f, " %%{!mn-flash:-mn-flash=%d}", mcu->n_flash);
|
||||
fprintf (f, (" %%{!frtti: -fno-rtti}"
|
||||
" %%{!fenforce-eh-specs: -fno-enforce-eh-specs}"
|
||||
" %%{!fexceptions: -fno-exceptions}\n\n"));
|
||||
fprintf (f, "*avrlibc_devicelib:\n");
|
||||
if (is_device)
|
||||
fprintf (f, "\tdev/%s/libdev.a%%s", mcu->name);
|
||||
fprintf (f, "\n\n");
|
||||
|
||||
// avr-specific specs for the compilation / the compiler proper.
|
||||
|
||||
fprintf (f, "*cc1_n_flash:\n"
|
||||
"\t%%{!mn-flash=*:-mn-flash=%d}\n\n", mcu->n_flash);
|
||||
|
||||
fprintf (f, "*cc1_rmw:\n%s\n\n", rmw
|
||||
? "\t%{!mno-rmw: -mrmw}"
|
||||
: "\t%{mrmw}");
|
||||
|
||||
fprintf (f, "*cc1_errata_skip:\n%s\n\n", errata_skip
|
||||
? "\t%{!mno-skip-bug: -mskip-bug}"
|
||||
: "\t%{!mskip-bug: -mno-skip-bug}");
|
||||
|
||||
// avr-specific specs for assembling / the assembler.
|
||||
|
||||
fprintf (f, "*asm_arch:\n\t-mmcu=%s\n\n", arch->name);
|
||||
|
||||
fprintf (f, "*asm_relax:\n\t%s\n\n", ASM_RELAX_SPEC);
|
||||
|
||||
fprintf (f, "*asm_rmw:\n%s\n\n", rmw
|
||||
? "\t%{!mno-rmw: -mrmw}"
|
||||
: "\t%{mrmw}");
|
||||
|
||||
fprintf (f, "*asm_errata_skip:\n%s\n\n", errata_skip
|
||||
? "\t%{mno-skip-bug}"
|
||||
: "\t%{!mskip-bug: -mno-skip-bug}");
|
||||
|
||||
// avr-specific specs for linking / the linker.
|
||||
|
||||
fprintf (f, "*asm:\n"
|
||||
" %%{march=*:-mmcu=%%*}"
|
||||
" %%{mrelax: --mlink-relax}"
|
||||
" %s%s\n\n", rmw_spec, (errata_skip
|
||||
? " %{mno-skip-bug}"
|
||||
: " %{!mskip-bug:-mno-skip-bug}"));
|
||||
fprintf (f, "*link:\n"
|
||||
" %%{mrelax:--relax");
|
||||
{
|
||||
int wrap_k =
|
||||
str_prefix_p (mcu->name, "at90usb8") ? 8
|
||||
: str_prefix_p (mcu->name, "atmega16") ? 16
|
||||
|
|
@ -131,42 +177,61 @@ print_mcu (const avr_mcu_t *mcu)
|
|||
|| str_prefix_p (mcu->name, "at90usb64")) ? 64
|
||||
: 0;
|
||||
|
||||
fprintf (f, "*link_pmem_wrap:\n");
|
||||
if (wrap_k)
|
||||
fprintf (f, " %%{mpmem-wrap-around: --pmem-wrap-around=%dk}", wrap_k);
|
||||
}
|
||||
fprintf (f, "}"
|
||||
" %%{march=*:-m%%*}");
|
||||
fprintf (f, "\t%%{mpmem-wrap-around: --pmem-wrap-around=%dk}", wrap_k);
|
||||
fprintf (f, "\n\n");
|
||||
|
||||
fprintf (f, "*link_relax:\n\t%s\n\n", LINK_RELAX_SPEC);
|
||||
|
||||
fprintf (f, "*link_arch:\n\t%s\n\n", LINK_ARCH_SPEC);
|
||||
|
||||
fprintf (f, "*link_data_start:\n");
|
||||
if (mcu->data_section_start
|
||||
!= avr_arch_types[mcu->arch].default_data_section_start)
|
||||
fprintf (f, " -Tdata 0x%lX", 0x800000UL + mcu->data_section_start);
|
||||
!= arch->default_data_section_start)
|
||||
fprintf (f, "\t-Tdata 0x%lX", 0x800000UL + mcu->data_section_start);
|
||||
fprintf (f, "\n\n");
|
||||
|
||||
fprintf (f, "*link_text_start:\n");
|
||||
if (mcu->text_section_start != 0x0)
|
||||
fprintf (f, " -Ttext 0x%lX", 0UL + mcu->text_section_start);
|
||||
|
||||
fprintf (f, " %%{shared:%%eshared is not supported}\n\n");
|
||||
|
||||
bool has_libs = mcu->arch != ARCH_AVR1;
|
||||
|
||||
fprintf (f, "*lib:\n");
|
||||
if (has_libs)
|
||||
{
|
||||
fprintf (f, "-lc");
|
||||
if (with_avrlibc
|
||||
&& mcu->macro)
|
||||
fprintf (f, " dev/%s/libdev.a%%s", mcu->name);
|
||||
}
|
||||
fprintf (f, "\t-Ttext 0x%lX", 0UL + mcu->text_section_start);
|
||||
fprintf (f, "\n\n");
|
||||
|
||||
fprintf (f, "*libgcc:\n");
|
||||
if (has_libs)
|
||||
fprintf (f, with_avrlibc
|
||||
? "-lgcc -lm"
|
||||
: "-lgcc");
|
||||
// Default specs. Rewritten to the device-specific specs file so
|
||||
// they can be adjusted as needed.
|
||||
|
||||
bool has_libs = arch_id != ARCH_AVR1;
|
||||
|
||||
fprintf (f, "*self_spec:\n");
|
||||
if (is_device)
|
||||
fprintf (f, "\t%%{!mmcu=avr*: %%<mmcu=* -mmcu=%s} ", arch->name);
|
||||
fprintf (f, "%s\n\n", sp8_spec);
|
||||
|
||||
fprintf (f, "*cpp:\n");
|
||||
if (is_device)
|
||||
fprintf (f,"\t-D__AVR_DEV_LIB_NAME__=%s"
|
||||
" -D%s"
|
||||
" -D__AVR_DEVICE_NAME__=%s",
|
||||
mcu->library_name, mcu->macro, mcu->name);
|
||||
fprintf (f, "\n\n");
|
||||
|
||||
fprintf (f, "*startfile:\n"
|
||||
"dev/%s/crt1.o%%s\n\n", mcu->name);
|
||||
fprintf (f, "*cc1:\n\t%s\n\n", CC1_SPEC);
|
||||
|
||||
fprintf (f, "*cc1plus:\n\t%s\n\n", CC1PLUS_SPEC);
|
||||
|
||||
fprintf (f, "*asm:\n\t%s\n\n", ASM_SPEC);
|
||||
|
||||
fprintf (f, "*link:\n\t%s\n\n", LINK_SPEC);
|
||||
|
||||
fprintf (f, "*lib:\n\t%s\n\n", has_libs ? LIB_SPEC : "");
|
||||
|
||||
fprintf (f, "*libgcc:\n\t%s\n\n", has_libs ? LIBGCC_SPEC : "");
|
||||
|
||||
fprintf (f, "*startfile:\n\t%s\n\n", STARTFILE_SPEC);
|
||||
|
||||
fprintf (f, "*endfile:\n%s\n\n", ENDFILE_SPEC);
|
||||
|
||||
fprintf (f, "# End of file\n");
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -22,7 +22,6 @@
|
|||
|
||||
#define IN_GEN_AVR_MMCU_TEXI
|
||||
|
||||
#include "avr-arch.h"
|
||||
#include "avr-devices.c"
|
||||
|
||||
static const char*
|
||||
|
|
@ -97,7 +96,7 @@ print_mcus (size_t n_mcus)
|
|||
|
||||
int main (void)
|
||||
{
|
||||
enum avr_arch arch = ARCH_UNKNOWN;
|
||||
enum avr_arch_id arch_id = ARCH_UNKNOWN;
|
||||
size_t i, n_mcus = 0;
|
||||
const avr_mcu_t *mcu;
|
||||
|
||||
|
|
@ -120,7 +119,7 @@ int main (void)
|
|||
{
|
||||
if (mcu->macro == NULL)
|
||||
{
|
||||
arch = mcu->arch;
|
||||
arch_id = mcu->arch_id;
|
||||
|
||||
/* Start a new architecture: Flush the MCUs collected so far. */
|
||||
|
||||
|
|
@ -128,10 +127,10 @@ int main (void)
|
|||
n_mcus = 0;
|
||||
|
||||
for (i = 0; i < sizeof (avr_texinfo) / sizeof (*avr_texinfo); i++)
|
||||
if (arch == avr_texinfo[i].arch)
|
||||
if (arch_id == avr_texinfo[i].arch_id)
|
||||
printf ("@item %s\n%s\n", mcu->name, avr_texinfo[i].texinfo);
|
||||
}
|
||||
else if (arch == (enum avr_arch) mcu->arch)
|
||||
else if (arch_id == (enum avr_arch_id) mcu->arch_id)
|
||||
{
|
||||
mcu_name[n_mcus++] = mcu->name;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -97,7 +97,7 @@ BEGIN {
|
|||
cores[n_cores] = core
|
||||
n_cores++
|
||||
tiny_stack[core] = 0
|
||||
option[core] = "march=" core
|
||||
option[core] = "mmcu=" core
|
||||
|
||||
next
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,58 +0,0 @@
|
|||
#!/bin/sh
|
||||
# Generate avr-tables.opt from the list in avr-mcus.def.
|
||||
# Copyright (C) 2011-2015 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is part of GCC.
|
||||
#
|
||||
# GCC is free software; you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation; either version 3, or (at your option)
|
||||
# any later version.
|
||||
#
|
||||
# GCC is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with GCC; see the file COPYING3. If not see
|
||||
# <http://www.gnu.org/licenses/>.
|
||||
|
||||
cat <<EOF
|
||||
; -*- buffer-read-only: t -*-
|
||||
; Generated automatically by genopt.sh from avr-mcus.def.
|
||||
|
||||
; Copyright (C) 2011-2015 Free Software Foundation, Inc.
|
||||
;
|
||||
; This file is part of GCC.
|
||||
;
|
||||
; GCC is free software; you can redistribute it and/or modify it under
|
||||
; the terms of the GNU General Public License as published by the Free
|
||||
; Software Foundation; either version 3, or (at your option) any later
|
||||
; version.
|
||||
;
|
||||
; GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||
; WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||
; for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with GCC; see the file COPYING3. If not see
|
||||
; <http://www.gnu.org/licenses/>.
|
||||
|
||||
Enum
|
||||
Name(avr_arch) Type(enum avr_arch)
|
||||
Known MCU architectures:
|
||||
|
||||
EOF
|
||||
|
||||
awk -F'[(, ]+' 'BEGIN {
|
||||
}
|
||||
/^AVR_MCU.*NULL/ {
|
||||
name = $2
|
||||
value = $3
|
||||
gsub("\"", "", name)
|
||||
print "EnumValue"
|
||||
print "Enum(avr_arch) String(" name ") Value(" value ")"
|
||||
print ""
|
||||
}' $1
|
||||
|
|
@ -45,7 +45,7 @@
|
|||
;; Return true if OP is a valid address for lower half of I/O space.
|
||||
(define_special_predicate "low_io_address_operand"
|
||||
(ior (and (match_code "const_int")
|
||||
(match_test "IN_RANGE (INTVAL (op) - avr_current_arch->sfr_offset,
|
||||
(match_test "IN_RANGE (INTVAL (op) - avr_arch->sfr_offset,
|
||||
0, 0x20 - GET_MODE_SIZE (mode))"))
|
||||
(and (match_code "symbol_ref")
|
||||
(match_test "SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_IO_LOW"))))
|
||||
|
|
@ -53,13 +53,13 @@
|
|||
;; Return true if OP is a valid address for high half of I/O space.
|
||||
(define_predicate "high_io_address_operand"
|
||||
(and (match_code "const_int")
|
||||
(match_test "IN_RANGE (INTVAL (op) - avr_current_arch->sfr_offset,
|
||||
(match_test "IN_RANGE (INTVAL (op) - avr_arch->sfr_offset,
|
||||
0x20, 0x3F)")))
|
||||
|
||||
;; Return true if OP is a valid address of I/O space.
|
||||
(define_special_predicate "io_address_operand"
|
||||
(ior (and (match_code "const_int")
|
||||
(match_test "IN_RANGE (INTVAL (op) - avr_current_arch->sfr_offset,
|
||||
(match_test "IN_RANGE (INTVAL (op) - avr_arch->sfr_offset,
|
||||
0, 0x40 - GET_MODE_SIZE (mode))"))
|
||||
(and (match_code "symbol_ref")
|
||||
(match_test "SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_IO"))))
|
||||
|
|
|
|||
|
|
@ -0,0 +1,77 @@
|
|||
/* Specs definitions for Atmel AVR back end.
|
||||
|
||||
Copyright (C) 2012-2015 Free Software Foundation, Inc.
|
||||
Contributed by Georg-Johann Lay (avr@gjlay.de)
|
||||
|
||||
This file is part of GCC.
|
||||
|
||||
GCC is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 3, or (at your option)
|
||||
any later version.
|
||||
|
||||
GCC is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with GCC; see the file COPYING3. If not see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
|
||||
/* Default specs layout. The actual definitions might be superseeded
|
||||
by device- or OS- specific files, like avrlibc.h, ../rtems.h, etc.
|
||||
The specs are repeated in the device specs files. Subspecs are
|
||||
specs known to GCC or specs defined in the device specs files. */
|
||||
|
||||
|
||||
#undef CPLUSPLUS_CPP_SPEC
|
||||
#define CPLUSPLUS_CPP_SPEC \
|
||||
"%(cpp)"
|
||||
|
||||
#undef CC1_SPEC
|
||||
#define CC1_SPEC \
|
||||
"%(cc1_n_flash) " \
|
||||
"%(cc1_errata_skip) " \
|
||||
"%(cc1_rmw) "
|
||||
|
||||
#undef CC1PLUS_SPEC
|
||||
#define CC1PLUS_SPEC \
|
||||
"%(cc1) " \
|
||||
"%{!frtti:-fno-rtti} " \
|
||||
"%{!fenforce-eh-specs:-fno-enforce-eh-specs} " \
|
||||
"%{!fexceptions:-fno-exceptions} "
|
||||
|
||||
#define ASM_RELAX_SPEC \
|
||||
"%{mrelax:--mlink-relax} "
|
||||
|
||||
#undef ASM_SPEC
|
||||
#define ASM_SPEC \
|
||||
"%(asm_arch) " \
|
||||
"%(asm_relax) " \
|
||||
"%(asm_rmw) " \
|
||||
"%(asm_errata_skip) "
|
||||
|
||||
#define LINK_ARCH_SPEC \
|
||||
"%{mmcu=*:-m%*} "
|
||||
|
||||
#define LINK_RELAX_SPEC \
|
||||
"%{mrelax:--relax %(link_pmem_wrap)} "
|
||||
|
||||
#undef LINK_SPEC
|
||||
#define LINK_SPEC \
|
||||
"%(link_arch) " \
|
||||
"%(link_data_start) " \
|
||||
"%(link_text_start) " \
|
||||
"%(link_relax) " \
|
||||
"%{shared:%eshared is not supported} "
|
||||
|
||||
#undef LIB_SPEC
|
||||
#define LIB_SPEC " -lc "
|
||||
|
||||
#undef LIBGCC_SPEC
|
||||
#define LIBGCC_SPEC " -lgcc "
|
||||
|
||||
#define STARTFILE_SPEC ""
|
||||
#define ENDFILE_SPEC ""
|
||||
|
|
@ -16,8 +16,14 @@
|
|||
# along with GCC; see the file COPYING3. If not see
|
||||
# <http://www.gnu.org/licenses/>.
|
||||
|
||||
driver-avr.o: $(srcdir)/config/avr/driver-avr.c \
|
||||
$(CONFIG_H) $(SYSTEM_H) coretypes.h \
|
||||
$(srcdir)/config/avr/avr-arch.h $(TM_H)
|
||||
$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $<
|
||||
|
||||
avr-devices.o: $(srcdir)/config/avr/avr-devices.c \
|
||||
$(srcdir)/config/avr/avr-mcus.def \
|
||||
$(srcdir)/config/avr/avr-arch.h \
|
||||
$(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H)
|
||||
$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $<
|
||||
|
||||
|
|
@ -49,15 +55,9 @@ AVR_MCUS = $(srcdir)/config/avr/avr-mcus.def
|
|||
.PHONY: avr-mcus
|
||||
|
||||
avr-mcus: $(srcdir)/config/avr/t-multilib \
|
||||
$(srcdir)/config/avr/avr-tables.opt \
|
||||
$(srcdir)/doc/avr-mmcu.texi ; @true
|
||||
|
||||
# Make sure that -mmcu= is supported for devices from avr-mcus.def and
|
||||
# all -mmcu= values are displayed on the help screen
|
||||
$(srcdir)/config/avr/avr-tables.opt: $(srcdir)/config/avr/genopt.sh $(AVR_MCUS)
|
||||
$(SHELL) $< $(AVR_MCUS) > $@
|
||||
|
||||
# Make sure that -mmcu= support is in sync with -mmcu= documentation.
|
||||
# Make sure that native -mmcu= support is in sync with -mmcu= documentation.
|
||||
gen-avr-mmcu-texi$(build_exeext): $(srcdir)/config/avr/gen-avr-mmcu-texi.c \
|
||||
$(AVR_MCUS) $(srcdir)/config/avr/avr-devices.c \
|
||||
$(srcdir)/config/avr/avr-arch.h
|
||||
|
|
@ -84,7 +84,7 @@ install-device-specs: s-device-specs installdirs
|
|||
-rm -rf $(DESTDIR)$(libsubdir)/device-specs
|
||||
mkdir $(DESTDIR)$(libsubdir)/device-specs
|
||||
-for file in device-specs/*; do \
|
||||
$(INSTALL_PROGRAM) $${file} $(DESTDIR)$(libsubdir)/$${file}; \
|
||||
$(INSTALL_DATA) $${file} $(DESTDIR)$(libsubdir)/$${file}; \
|
||||
done
|
||||
|
||||
# Map -mmcu= to the right multilib variant
|
||||
|
|
|
|||
|
|
@ -21,21 +21,21 @@
|
|||
# along with GCC; see the file COPYING3. If not see
|
||||
# <http://www.gnu.org/licenses/>.
|
||||
|
||||
MULTILIB_OPTIONS = march=avr2/march=avr25/march=avr3/march=avr31/march=avr35/march=avr4/march=avr5/march=avr51/march=avr6/march=avrxmega2/march=avrxmega4/march=avrxmega5/march=avrxmega6/march=avrxmega7/march=avrtiny msp8
|
||||
MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr25/mmcu=avr3/mmcu=avr31/mmcu=avr35/mmcu=avr4/mmcu=avr5/mmcu=avr51/mmcu=avr6/mmcu=avrxmega2/mmcu=avrxmega4/mmcu=avrxmega5/mmcu=avrxmega6/mmcu=avrxmega7/mmcu=avrtiny msp8
|
||||
|
||||
MULTILIB_DIRNAMES = avr2 avr25 avr3 avr31 avr35 avr4 avr5 avr51 avr6 avrxmega2 avrxmega4 avrxmega5 avrxmega6 avrxmega7 avrtiny tiny-stack avr25/tiny-stack
|
||||
|
||||
MULTILIB_EXCEPTIONS = \
|
||||
march=avr3/msp8 \
|
||||
march=avr31/msp8 \
|
||||
march=avr35/msp8 \
|
||||
march=avr4/msp8 \
|
||||
march=avr5/msp8 \
|
||||
march=avr51/msp8 \
|
||||
march=avr6/msp8 \
|
||||
march=avrxmega2/msp8 \
|
||||
march=avrxmega4/msp8 \
|
||||
march=avrxmega5/msp8 \
|
||||
march=avrxmega6/msp8 \
|
||||
march=avrxmega7/msp8 \
|
||||
march=avrtiny/msp8
|
||||
mmcu=avr3/msp8 \
|
||||
mmcu=avr31/msp8 \
|
||||
mmcu=avr35/msp8 \
|
||||
mmcu=avr4/msp8 \
|
||||
mmcu=avr5/msp8 \
|
||||
mmcu=avr51/msp8 \
|
||||
mmcu=avr6/msp8 \
|
||||
mmcu=avrxmega2/msp8 \
|
||||
mmcu=avrxmega4/msp8 \
|
||||
mmcu=avrxmega5/msp8 \
|
||||
mmcu=avrxmega6/msp8 \
|
||||
mmcu=avrxmega7/msp8 \
|
||||
mmcu=avrtiny/msp8
|
||||
|
|
|
|||
Loading…
Reference in New Issue