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ChangeLog
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2024-06-12 Georg-Johann Lay <avr@gjlay.de>
Support -mint8 in avrtest.h.
* avrtest.h: Use __INT32_TYPE__ instead of long, etc.
2024-06-10 Georg-Johann Lay <avr@gjlay.de>
Support syscalls LOG_FMT_F7T etc. to log libgcc's
internal IEEE double representation.
* avrtest.h (LOG_F7T_CMD): New enum.
(LOG_F7T, LOG_FMT_F7T, LOG_PFMT_F7T): New macros.
* host.c (get_mem_byte): New function.
(layout[LOG_F7T_CMD]): New entry.
(sys_log_dump) [what = LOG_F7T_CMD]: Print neat f7_t.
2024-06-02 Georg-Johann Lay <avr@gjlay.de>
* avr51-flash1.x (.text): Add *(.progmemx.*)
2024-03-02 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/gen-exp.sh: Generate code with avrtest_opts.
* dejagnuboards/avrtest.exp (sim_load): Use avrtest_opts
in avrtest command options.
* dejagnuboards/*-sim.exp: Rebuild.
2024-01-21 Georg-Johann Lay <avr@gjlay.de>
Make code for 0-series ATmega from avrxmega3 work without -pm 0x4000.
* load-flash.c (load_elf) <load_sections()>: Move call up and prior to
the load of the program headers.
<arch.flash_pm_offset>: Set to 0x4000 when ATmega808/9, ATmega1608/9,
ATmega3208/9 or ATmega4808/9 is found in deviceinfo.
2024-01-15 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/avrtest.exp (avrlibc_include_dir): Use -isystem to
add include path, not -I.
2024-01-09 Georg-Johann Lay <avr@gjlay.de>
Ditch output to stderr from tested programs.
* dejagnuboards/avrtest.exp (sim_load): Add -no-stderr to avrtest
options.
2023-12-18 Georg-Johann Lay <avr@gjlay.de>
Generate the <mcu>-sim.exp board descriptions so that RAM layout
is described thoroughly.
* dejagnuboards/gen-exp.sh: Generate board descriptions that define
Tdata and symbols: __DATA_REGION_ORIGIN__, __DATA_REGION_LENGTH__,
__stack, __heap_end.
* dejagnuboards/<mcu>-sim.exp: Regenerate.
* dejagnuboards/avr128da32-sim.exp: New file.
2023-12-06 Georg-Johann Lay <avr@gjlay.de>
Add limited support for NVMCTRL_CTRLB.FLMAP Devices from
the AVR64* and AVR128* families see a 32 KiB block of their
program memeory in the RAM address space. avrtest_init_rodata()
is called from exit.c and copies that block from flash to RAM.
* avrtest.h (avrtest_misc_flmap): New syscall.
* avrtest.c (sys_misc): New static function.
(func_SYSCALL) [sysno=21]: Call sys_misc.
* dejagnuboards/exit.c (avr/io.h) [XMEGA]: Include it.
(avrtest_init_flmap): New static function in section .init0.
(avrtest_init_rodata): New static function in section .init4.
2023-12-04 Georg-Johann Lay <avr@gjlay.de>
* options.c (arch_desc) [avrxmega4]: Fix flash mask.
* load-flash.c (phdr_name, phdr_flags_str): New static functions.
(load_elf): Use them for better verbosity.
Load all program headers to flash memory that have a
load memory address below 0x800000 (data VMA).
2023-11-20 Georg-Johann Lay <avr@gjlay.de>
Don't use __typeof__(x) when x might be an address. Otherwise, it's
not possible to print the address of a static array.
* avrtest.h (LOG_DUMP_A_): New macro.
(LOG_FMT_ADDR, LOG_PFMT_ADDR): Use it instead of LOG_DUMP_F_.
2023-11-14 Georg-Johann Lay <avr@gjlay.de>
* load-flash.c (load_elf) [arch.flash_pm_offset]: Include 0x10000
in the valid range for addr + memsz + arch.flash_pm_offset.
2023-11-14 Georg-Johann Lay <avr@gjlay.de>
Support IEEE single and IEEE double emulation.
* avrtest.h (avrtest_<name>f, avrtest_<name>l, avrtest_<name>_d64):
New syscalls for <name> in:
sin, asin, sinh, asinh, cos, acos, cosh, acosh, tan, atan,
tanh, atanh, sqrt, cbrt, exp, log, trunc, ceil, floor, round,
pow, atan2, hypot, fmin, fmax, fmod, mul, div, add, sub.
* host.h (sys_emul_float, sys_emul_double): New protos.
* host.c (host_double_t): New typedef.
(sys_emul_float, sys_emul_double, emul_float2, emul_double2)
(get_reg_float, get_reg_double, set_reg_float, set_reg_double): New
functions.
* avrtest.c (func_SYSCALL) [sysno=23]: Call sys_emul_double.
[sysno=22]: Call sys_emul_float.
2023-10-01 Georg-Johann Lay <avr@gjlay.de>
Use flash size from section .note.gnu.avr.deviceinfo.
* testavr.h (exact_log2): New inline function.
* options.c (get_valid_kilo): Use it, and allow size of -1.
(parse_args): Move setting of program.pc_mask from here...
* load-flash.c (load_to_flash): ...to here.
Adjust check for program size overflow.
2023-09-23 Georg-Johann Lay <avr@gjlay.de>
Support logging of values like LOG_U8 or LOG_FMT_S32 also with avrtest.
* avrtest.c (func_SYSCALL): Call sys_log_dump directly.
* logging.c (sys_log_dump, layout, LEN_LOG_STRING)
(LEN_LOG_XFMT): Move to...
* host.c: ...here. And use log_add() instead of log_append().
* logging.h (layout_t): Move to host.h.
* logging.c (do_syscall): Remove cases 7, 8: Don't call sys_log_dump().
2023-09-21 Georg-Johann Lay <avr@gjlay.de>
Read note section .note.gnu.avr.deviceinfo and info therein like flash size.
* avrtest.c (get_mem): Allow for avrtest.
* load-flash.c (Elf32_Nhdr, avr_deviceinfo_t): New typedefs.
(NOTE_AVR_DEVICEINFO): Define to ".note.gnu.avr.deviceinfo".
(have_strtab, have_deviceinfo, avr_deviceinfo, avr_devicename)
(decode_avr_deviceinfo): New static vars.
(load_symbol_table, load_string_table, load_deviceinfo_note)
(decode_avr_deviceinfo): New stati static functions.
(load_sections): Renamed from load_symbol_string_table, relevant
parts out-sourced to the new functions above.
(load_elf): Always run load_sections(), but only load symtab if
is_avrtest_log. Postpone check_arch() until after deviceinfo note
has been read.
(check_arch): If available, print MCU name in diagnostics.
2023-05-28 Georg-Johann Lay <avr@gjlay.de>
Ignore some labels with non-printable characters in them.
* logging.c (log_set_function_symbol): Ignore symbols like "L0^A".
2023-05-26 Georg-Johann Lay <avr@gjlay.de>
Support a new syscall avrtest_abort_2nd_hit() that calls abort if
it is executed more than once. This is useful for programs that go
haywire and execute startup code more than once. The startup code in
dejagnuboards/exit.c now calls this syscall.
* avrtest.c (sys_abort_2nd_hit): New static function.
(func_SYSCALL) [sysno=25]: Call it.
* acrtest.h (avr_syscall_25, avrtest_abort_2nd_hit): New static
inline functions.
[assembler] <AVRTEST_ABORT_2ND_HIT>: New define.
* dejagnuboards/exit.c (avrtest_init_argc_argv): Call
avrtest_abort_2nd_hit.
2023-05-26 Georg-Johann Lay <avr@gjlay.de>
Add command line option -s SIZE to specify the size of the
simulated program memory. The value is used when the program
counter needs wrap-around. SIZE must be a power of 2.
* testavr.h (program_t) [max_pc, pc_mask]: New fields.
* options.def (-s): New option.
* options.c (USAGE) [-s SIZE]: Document.
(get_valid_kilo): New static function.
(parse_args) [OPT_size]: Handle.
Set program.pc_mask.
* load-flash.c (decode_flash) [program.max_pc]: Set.
* avrtest.c (set_pc, add_pc): New static functions to set PC.
Use them throughout the module.
2023-05-22 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/avrtest.exp: set_board_info gcc,signal_suppress
in order to skip more tests involving <signal.h> etc.
2023-05-19 Georg-Johann Lay <avr@gjlay.de>
* load-flash.c (check_elf): New function.
(load_elf): Use it.
2022-09-19 Georg-Johann Lay <avr@gjlay.de>
Support 64-bit values in option -m MAXCOUNT.
* options.c (get_valid_number): Return uint64_t.
(parse_args): Adjust accordingly.
* testavr.h (inttypes.h): Include it.
(program_t) [max_insns, n_insns, n_cycles]: Turn to uint64_t.
* avrtest.c (leave, execute): Adjust accordingly.
* host.c (ticks_port_t) [n_insns, n_cycles]: Turn to uint64_t.
(sys_ticks_cmd): Adjust to it.
* perf.c (perf_start, perf_stop, perf_instruction): Adjust to
new type of program.n_cycles, and program.n_insns.
2022-09-19 Georg-Johann Lay <avr@gjlay.de>
Introduce new command line option -flush that flushes the host's
stdout stream in each call of avrtest_putchar (syscall 29).
* options.def (AVRTEST_OPT) [flush]: New option.
* options.c (USAGE) [-flush]: Document it.
* avrtest.c (sys_stdout): Also log a "%c" version if the char that's
just being printed provided it is isprint().
2020-01-15 Georg-Johann Lay <avr@gjlay.de>
Adjust copyright years.
2019-12-18 Georg-Johann Lay <avr@gjlay.de>
Make parallel builds work.
* Makefile (exit-%.o, fileio-%.o): Use save-temps=obj instead
of -save-temps.
2019-12-17 Georg-Johann Lay <avr@gjlay.de>
Support avrtest_cycles/insns/rand/prand also in avrtest.
* logging.c (ticks_port_t, sys_ticks_cmd): Move to...
* host.c (ticks_port_t, sys_ticks_cmd): ...here.
Replace calls to log_append by calls to lod_add.
* host.h (sys_ticks_cmd): New proto.
* avrtest.c (do_syscall) [sysno=4]: Call sys_ticks_cmd
instead of do_syscall.
2019-12-16 Georg-Johann Lay <avr@gjlay.de>
Support printing 64-bit floating point values.
* host.c (decode_avr_double): New function.
* host.h (stdint.h): Include.
(decode_avr_double): New proto.
(avr_float_t) <mant,mant1>: Use uint64_t for these components.
* logging.c (sys_log_dump) [what=LOG_D64_CMD]: Handle.
(layout) <LOG_D64_CMD>: New element.
* avrtest.h (LOG_D64_CMD): New enum.
(LOG_D64, LOG_FMT_D64, LOG_PFMT_D64): New macros.
(LOG_DOUBLE, LOG_FMT_DOUBLE, LOG_PFMT_DOUBLE): New macros.
(LOG_LDOUBLE, LOG_FMT_LDOUBLE, LOG_PFMT_LDOUBLE): New macros.
2019-11-16 Georg-Johann Lay <avr@gjlay.de>
Refurbish leave codes so that LEAVE_ABORTED is only used when the
target program actually called abort().
2019-11-16 Georg-Johann Lay <avr@gjlay.de>
Implement host file i/o access via new syscall.
* Makefile: Simplify object file dependencies.
(fileio, fileio-%.o, clean-fileio): New targets.
(all-avr): Depend on fileio.
(FILEIO_MCUS, FILEIO_O): New vars.
* avrtest.h (AVRTEST_fopen, AVRTEST_fclose, AVRTEST_fgetc,
AVRTEST_fputc, AVRTEST_feof, AVRTEST_clearerr, AVRTEST_fread,
AVRTEST_fwrite, AVRTEST_fseek, AVRTEST_fflush): New enum values.
(AVRTEST_DEF_SYSCALL2_R20): New syscall def macro.
(avrtest_fileio_p/1/2/4) [!IN_AVRTEST]: New inline functions.
* avrtest.c (put_word_reg_raw, _log_va, sys_fileio): New static funcs.
(log_va): New global function pointer.
(func_SYSCALL): Handle syscall 26.
* testavr.h (stdarg.h): Include it.
(log_va): New proto.
(log_append_va): New macro.
* logging.c (log_append_va): New function.
* host.h (host_fileio): New proto.
* host.c (stdint.h, stdlib.h, stdio.h, stdarg.h, string.h,
avrtest.h): Include them.
(log_add_, find_file, host_fopen, host_fclose, host_fputc,
host_fgetc, host_feof, host_clearerr, host_fflush, host_fseek,
host_fread, host_fwrite): New static function.
(handle_t, file_t, avrlibc_stdio_seek_t): New typedefs.
(host_fileio): New function.
* options.def (AVRTEST_OPT): Add -sbox.
* options.h (fileio_sandbox): New proto.
* options.c (USAGE) <-sbox SANDBOX>: Explain.
(fileio_sandbox): New global var.
(parse_args) <OPT_sandbox>: Handle.
* fileio.h: New target header.
* dejagnuboards/fileio.c: New target module.
* README: Typo. Document file i/o.
2019-11-11 Georg-Johann Lay <avr@gjlay.de>
* host.c (get_mem_value): New function and...
* host.h (get_mem_value): ...proto.
2019-11-11 Georg-Johann Lay <avr@gjlay.de>
Add a new module host.c for some routines that serve
host <-> target transportation.
* logging.h (avr_float_t, get_r20_value, get_r18_value)
(decode_avr_float, read_string): Move typedef and protos to...
* host.h: ...this new file.
* avrtest.c (host.h): Include.
(cpu_address): Renamed from log_cpu_address.
* testavr.h: Same.
* graph.c (graph_update_call_depth): Same.
* logging.c (sys_ticks_cmd): Same.
(host.h): Include.
(math.h): Don't include.
(decode_avr_float, read_string, get_r20_value, get_r18_value):
Move to...
* host.c: ...this new file.
* perf.c (host.h): Include.
* Makefile (DEP_OPTIONS) <host.h>: Add.
(DEPS_HOST): New var.
(host.o, host$(W).o): New rules to build them.
2019-10-30 Georg-Johann Lay <avr@gjlay.de>
Bump copyrigth years.
2019-10-19 Georg-Johann Lay <avr@gjlay.de>
* avrtest.h (LOG_FMT_STR, LOG_FMT_PSTR, LOG_PFMT_STR, LOG_PFMT_PSTR): Use
const char* for the type of _x instead of __typeof__(X).
2019-09-09 Georg-Johann Lay <avr@gjlay.de>
* avrtest.c (load_indirect, store_indirect): Show the address offset
of LDD, STD when logging.
2019-09-09 Georg-Johann Lay <avr@gjlay.de>
BUGFIX: Don't read SP during an update when measuring performance.
Fix a fatal error that might occor with with LOG_PERF.
* avrtest.c (func_OUT): Call log_maybe_change_SP.
(addr_SPL): New global variable.
* testavr.h (addr_SPL, get_nonglitch_SP, log_maybe_change_SP): New protos.
* logging.c (maybe_SP_glitch): New global variable.
(log_maybe_change_SP, get_nonglitch_SP): New functions.
(log_add_instr) <maybe_SP_glitch>: Update it.
<maybe_used>: Syscall #5 might turn on logging.
* logging.h (maybe_SP_glitch): New proto.
* perf.c (perf_instruction): Use get_nonglitch_SP to get SP.
* graph.c (update_call_stack, graph_update_call_depth): Same.
2019-08-25 Georg-Johann Lay <avr@gjlay.de>
Support LOG_PUSH_ON, LOG_PUSH_OFF, LOG_POP to push / pop logging status.
* avrtest.h (avrtest_syscall_9/10/11): New AVRTEST_DEF_SYSCALLs.
(LOG_PUSH_ON, LOG_PUSH_OFF, LOG_POP) [C/C++, Assembler]: New macros.
* avrtest.c (func_SYSCALL) [sysno=9,10,11]: Forward to do_syscall().
* logging.c (log_stack_t): New typedef.
(do_syscall) [sysno=9,10,11]: Forward to...
(sys_log_pushpop): ...this new static function.
(log_set_logging): New static function.
(sys_log_config): Use it instead of this...
(SYS_LOGGING): ...removed macro.
(log_add_instr, log_init): Syscalls 10 and 11 might turn on logging.
(pc_string): New static function.
* README: Document LOG_PUSH_ON, LOG_PUSH_OFF, LOG_POP.
2019-08-21 Georg-Johann Lay <avr@gjlay.de>
BUGFIX: Correctly decode sub-normal floats
* logging.c (decode_avr_float) <af.exp> [FT_DENORM]: For sub-normals,
the exponent is 1 - bias, not -bias.
* avrtest.h (LOG_DUMP_F): Avoid early-clobber of F
if X is a function call with side-effect on F.
(LOG_FMT_*, LOG_PFMT_*): Adjust accordingly.
2019-08-13 Georg-Johann Lay <avr@gjlay.de>
BUGFIX: Don't use entry points from ELF header that are an
address in the RAM address space (or above). This
allows a global variable to be named 'start' which
is a specuial symbol name for the GNU linker.
* load-flash.c (load_elf) <program.entry_point>: Don't use
ehdr.e_entry that appear to be in .data as program entry int.
2019-08-10 Georg-Johann Lay <avr@gjlay.de>
* Makefile (clean-host): New phony target.
(clean): Depend on: clean-host, clean-exit.
2019-08-08 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/exit.c (avrtest_init_argc_argv) [pargs]: Set
to 0x1600 for avrxmega3.
2019-07-27 Georg-Johann Lay <avr@gjlay.de>
Add new option '-pm OFFSET' to set the address where the program
memory is seen in the RAM address space. This can be used to
simulate programs for ATmega4808 from -mmcu=avrxmega3 that use
an offset of 0x4000 instead of the avrxmega3 default of 0x8000.
* options.def (-pm): Add new option.
* options.c (flash_pm_offset): New static variable.
(parse_args) [OPT_flash_pm_offset]: Set it from the -pm option.
[arch.flash_pm_offset]: Set it from flash_pm_offset after all
args have been parsed.
(USAGE) [-pm OFFSET]: Document it.
* README: Document the new option.
2018-07-19 Georg-Johann Lay <avr@gjlay.de>
Correctly adjust RAMPX, RAMPY, RAMPZ in pre-decrement and
post-increment loads and stores.
* avrtest.c (update_reg_and_ramp, add_address): New static
functions.
(load_indirect, store_indirect): Use them to adjust the full
address, including RAMPX/Y/Z if appropriate, for pre-decrement
and post-increment loads and stores.
(ram_valid_mask): New static var.
(execute): Initialize it.
(load_program_memory): Only log writeback of RAMPZ if it is
actually changed by ELPM Z+.
2018-07-18 Georg-Johann Lay <avr@gjlay.de>
Support -mmcu=avrxmega7 that uses RAMPX, RAMPY, RAMPZ
resp. RAMPD as bits 16...23 for RAM accesses.
* options.h (arch_t): Add field .has_rampd.
* options.c (arch_desc): Add entry for "avrxmega7".
Add initializers for new field .has_rampd.
* testavr.h (MAX_RAM_SIZE) [ISA_XMEGA]: Increase size to 256 * 64 KiB.
* avrtest.c (RAMPX, RAMPY, RAMPD): New macros.
(named_sfr) [ISA_XMEGA]: Add entries for RAMPX/Y/D.
(get_ramp): New static function.
(load_indirect, store_indirect) [ISA_XMEGA & arch.has_rampd]:
Extend effective address by content of RAMPX/Y/Z.
(func_LDS, func_STS) [ISA_XMEGA & arch.has_rampd]: Extend effective
address by content of RAMPD.
* logging.c (log_add_data_mov) [addr >= 0x10000 & arch.has_rampd]:
Print address as %02x:%04x.
2018-02-01 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/avrtest.exp (sim_load): If a test PASSes, then
also return the program's output.
2018-01-24 Georg-Johann Lay <avr@gjlay.de>
Make LOG_PSTR etc. also work for flash-strings in .rodata.
* logging.c (read_string) [flash_p=true]: If addr appears to
be a RAM address due to addr >= arch.flash_pm_offset,
then read from RAM.
2018-01-24 Georg-Johann Lay <avr@gjlay.de>
* .dejagnurc: Adjust comments.
(avrlibc_include_dir): Set it.
* dejagnuboards/gen-exp.sh: New script to generate *-sim.exp
board descriptions.
* dejagnuboards/*.exp: Regenerate. No more set extra_cflags.
* dejagnuboards/atxmega128-sim.exp: Rename to atxmega128a3-sim.exp
2018-01-23 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/exit.c (avrtest_init_argc_argv) [pargs]: Set
to 0x7000 for avrxmega3.
2018-01-22 Georg-Johann Lay <avr@gjlay.de>
* .dejagnurc (avrtest_dir): Set it. Add more comments.
* README (Running avr-gcc testsuite): Adjust.
* dejagnuboards/*.exp: No more set avrtest_dir. Adjust comments.
2018-01-22 Georg-Johann Lay <avr@gjlay.de>
Add support for devices with program memory seen in RAM
address space (avrxmega3).
* README: Mention avrxmega3 as valid option.
* Makefile (EXIT_MCUS): Add attiny3216.
* load-flash.c (load_elf) [arch.flash_pm_offset != 0]: Copy
flash-data to RAM at offset arch.flash_pm_offset.
* avrtest.c (load_indirect) [AVR_TINY, AVR_XMEGA]: Use
arch.flash_pm_offset nstead of magic 0x4000. Always read from RAM.
(func_LDS): Also log flash address if LDS actually reads from flash.
* options.h (arch_t) [flash_pm_offset]: New field.
* options.c (arch_desc): Add "avrxmega3" row. Add initializer
for .flash_pm_offset.
* dejagnuboards/attiny3216-sim.exp: New file.
2018-01-22 Georg-Johann Lay <avr@gjlay.de>
Add DejaGnu board description for ATmega8.
* dejagnuboards/atmega8-sim.exp: New file.
2017-07-03 Georg-Johann Lay <avr@gjlay.de>
Handle RETI in call-depth computation.
* graph.c (graph_update_call_depth) [ID_RETI]: Adjust depth by -1.
2016-12-16 Georg-Johann Lay <avr@gjlay.de>
Fix problems with negative colors and with .dot file name.
* graph.c (make_dot_filename): Fix problem with basename length
which was 1 character too short.
(write_dot_node): Use fabs() aroung value for red color component.
Use "%f" print modifier for double.
2016-12-12 Georg-Johann Lay <avr@gjlay.de>
Add assembler support to avrtest.h.
* avrtest.h: Protect C-code with #if !defined (__ASSEMBLER__).
(LOG_ON, LOG_OFF) [ASSEMBLER]: New C macros.
(AVRTEST_ABORT, AVRTEST_EXIT) [ASSEMBLER]: New C macros.
(avrtest_syscall <N>) [ASSEMBLER]: New asm macro.
2016-12-12 Georg-Johann Lay <avr@gjlay.de>
Support logging of 64-bit values.
* avrtest.h (LOG_U64_CMD, LOG_S64_CMD, LOG_S64_CMD): New macros.
(LOG_U64, LOG_S64, LOG_X64): New macros.
(LOG_FMT_U64, LOG_FMT_S64, LOG_FMT_X64): New macros.
(LOG_PFMT_U64, LOG_PFMT_S64, LOG_PFMT_X64): New macros.
(avrtest_syscall_8_u64): New inline function.
(avrtest_syscall_8_s64): New inline function.
* logging.h (get_r18_value): New prototype.
* logging.c (get_r18_value): New function.
(sys_log_dump) [LOG_U64_CMD, LOG_S64_CMD, LOG_S64_CMD]: Handle.
(do_syscall) [sysno=8]: Handle.
(layout) [LOG_U64_CMD, LOG_S64_CMD, LOG_S64_CMD]: Add entries.
* avrtest.c (func_SYSCALL) [sysno=8]: Handle.
* README (Logging values to the host computer): Adjust.
2016-12-12 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/attiny40-sim.exp (extra_ldflags)
[__DATA_REGION_LENGTH__]: Increase from 2K to 8K.
2016-11-23 Martin Ettl <ettlmartin@users.sf.net>
* gen-flag-tables.c (main): Close input file in case of an error.
2016-11-21 Georg-Johann Lay <avr@gjlay.de>
For ATtiny40, use a linker description file which leaves .rodata
in flash and adds 0x4000 to VMAs (virtual memory addresses).
* avrtiny-rodata.x: New file.
* dejagnuboards/attiny40-sim.exp (extra_ldflags):
Add -Tavrtiny-rodata.x.
2016-11-21 Georg-Johann Lay <avr@gjlay.de>
* dejagnuboards/atmega2560-sim.exp (extra_ldflags) [__stack]:
Define symbol to 0x1fff.
2016-07-11 Georg-Johann Lay <avr@gjlay.de>
Support reduced AVR Tiny cores in new avrtest-tiny[_log].
Supply boad description for ATtiny40.
* Makefile: Add rules to build avrtest-tiny, avrtest-tiny_log as
simulator variants for ISA_TINY.
(EXIT_MCUS): Add attiny40.
* avr-opcode.def (LDS1, STS1): New AVR_OPCODE.
* testavr.h (is_tiny): New prototype.
* avrtest.c (is_tiny): New global const variable.
(IOBASE, CX, cpu_reg): Set depending on ISA_TINY.
(get_reg, put_reg) [ISA_TINY]: Abort if regno < 16.
(load_indirect): Handle ISA_TINY.
(func_LDS1, func_STS1): Implement Tiny's LDS, STS.
* load-flash.c (decode_opcode) [is_tiny]: Only decode to ID_LDD_Y,
ID_STD_Y, ID_LDD_Z, ID_STD_Z if offset is 0.
Handle LDS1 and STS1.
(tiny_opcode_maybe_illegal): New static function.
(decode_flash) [is_tiny]: Use it to invalidate opcodes that are
not valid for Tiny.
* logging.c (log_patch_mnemo): Patch "LDD Y+q" etc. to "LD Y".
* options.h (arch_t.is_tiny): New field.
* options.c (arch_desc) ["avrtiny"]: New entry.
(usage, parse_args): Handle is_tiny cases.
* dejagnuboards/exit.c (avrtest_init_argc_argv): Use placement of
argv[] that does not interfere with __AVR_TINY_PM_BASE_ADDRESS__.
(exit) [__AVR_TINY__]: Use ST instead of STS in inline asm.
* dejagnuboards/attiny40-sim.exp: New board description for ATtiny40.
* dejagnuboards/avrtest.exp (sim_load): Query avrtest_mcu for
"tiny" so we can select the right simulator executable: avrtest-tiny.
2016-07-11 Georg-Johann Lay <avr@gjlay.de>
Fix some build warnings.
* perf.c (print_tag): Don't use printf without format string.
(perf_stop) [call_only.sp]: Compare against INT_MAX, ont LONG_MAX.
* testavr.h (FASTCALL): Only define if __i386__ or __i686__.
2016-06-27 Georg-Johann Lay <avr@gjlay.de>
Use new file avrtest.exp that holds common parts of the board
description files.
* dejagnuboards/atmega103-sim.exp:
* dejagnuboards/atxmega128-sim.exp:
* dejagnuboards/atmega128-sim.exp: Factor out common code to...
* dejagnuboards/avrtest.exp: ...this new file.
* dejagnuboards/atmega2560-sim.exp: New file.
* dejagnuboards/atmega64-sim.exp: New file.
* README: Adjust.
2016-06-27 Georg-Johann Lay <avr@gjlay.de>
* avrtest.h: Don't use // comments.
[!IN_AVRTEST]: Use __extension__ with enum outside of range of int.
2016-06-25 Georg-Johann Lay <avr@gjlay.de>
BUGFIX: Fix wrong decoding of 1st instruction if entry-point
is not 0x0.
* load-flash.c (decode_flash): Decode first opcode from
program.code_start, not from 0x0.
2014-11-13 Georg-Johann Lay <avr@gjlay.de>
Add call graph generation with -graph.
New modules graph.c and perf.c.
* perf.c: New file.
* graph.c: New file.
* Makefile: Add rules to graph.o, perf.o.
* options.h (arch_t): Boolify.
(options_t): Add s_<VAR> fields.
* options.c (comma_list_to_array): New function
* options.def (-syms): Remove.
(-graph*): New options.
* load-flash.c (load_symbol_string_table): Call
set_elf_string_table, finish_elf_string_table.
(load_to_flash): Provide emty string table if the executable does
not have one.
(decode_opcode): Set have_syscall[] on SYSCALL.
* logging.c: Factor out performance meters to perf.c. Factor out
symbol handling to graph.c.
* logging.h: Same. And add include guards.
(graph.h, perf.h): New includes.
* perf.c: New file.
* perf.h: New file.
* graph.h: New file.
* graph.c: New file.
2014-10-29 Georg-Johann Lay <avr@gjlay.de>
Remove dead -[no-]ticks option.
* options.def (ticks): Remove.
* options.c (USAGE): Adjust.
2014-10-29 Georg-Johann Lay <avr@gjlay.de>
Avoid unspecified order when reading GPRs.
* avrtest.c (CPSE, AND, OR, EOR, CP, CPC, SUB, SBC): Apply get_reg
for first input operand first.
2014-10-26 Georg-Johann Lay <avr@gjlay.de>
Fix PERF_TAG_[P]FMT_FLOAT. Tidy perf_instruction.
* avrtest.h (PERF_TAG_FMT_FLOAT, PERF_TAG_PFMT_FLOAT): Fix.
* testavr.h (AR_SP): Remove and use...
(pSP): ...this instead.
* avrtest.c: Same.
* logging.h (perf_t.cmd): Turn from array to scalar.
* logginc.c: Adjust.
(perf_instruction, do_log_config, perf_verbose_start): Tidy.
(perf_start, perf_stat, perf_dump, perf_stop): Tidy.
2014-10-25 Georg-Johann Lay <avr@gjlay.de>
Fix options.o <- testavr.h dependency.
* Makefile (options.o): Depend on testavr.h.
* options.c (usage): Fix LEAVE_USAGE.
2014-10-25 Georg-Johann Lay <avr@gjlay.de>
Remove last remains of "magic" paradigm.
* testavr.h (magic_t): Rename to sfr_t.
(named_port): Rename to named_sfr.
* avrtest.c (data_read_magic_byte, data_write_magic_byte): Remove.
Adjust callers to use data_read_byte / data_write_byte instead.
2014-10-25 Georg-Johann Lay <avr@gjlay.de>
Switch from TICKS_PORT to SYSCALL.
* avrtest.h (TICKS_PORT): Remove define.
(TICKS_IS_CYCLES, TICKS_IS_INSNS, TICKS_IS_PRAND, TICKS_IS_RAND)
(TICKS_RESET, TICKS_RESET_ALL): Remove.
(avrtest_syscall_8): Remove.
(DEF_SYSCALL1_0, DEF_SYSCALL1_1, AT_INLINE): New.
(avrtest_cycles, avrtest_insns, avrtest_rand, avrtest_prand)
(avrtest_reset_cycles, avrtest_reset_insns, avrtest_reset_prand)
(avrtest_reset_all): New.
* testavr.h (AR_TICKS_PORT, log_get_ticks): Remove.
* avrtest.c (named_port) [TICKS_PORT]: Remove entries.
(log_cpu_address) [AR_TICKS_PORT]: Remove.
(func_SYSCALL) [8]: Don't handle.
* logging.c (do_ticks_cmd): Rewrite.
(s_ti, log_get_ticks, do_get_ticks): Remove.
(do_syscall) [8]: Don't handle.
2014-10-23 Georg-Johann Lay <avr@gjlay.de>
Fail on undefined pre-decrement / post-increment Operations.
* avr-opcode.def (UNDEF): New.
* load_flash.c (decode_opcode) [X+, Y+, Z+, -X, -Y, -Z]: Map
instructions with these addressing modes to ID_UNDEF if register
overlaps it.
* avrtest.c (func_UNDEF): New.
* logging.c (mnemonic): Move to...
* testavr.h (opcode_t.mnemonic): ... here.
2014-10-22 Georg-Johann Lay <avr@gjlay.de>
Support PERF_TAG_S16, PERF_TAG_S32.
* avrtest.h (PERF_TAG_S16, PERF_TAG_S32): New.
(PERF_TAG_FMT_S16, PERF_TAG_FMT_S32): New.
(PERF_TAG_PFMT_S16, PERF_TAG_PFMT_S32): New.
* logging.c (do_perf_tag_cmd): Handle PERF_TAG_S16_CMD,
PERF_TAG_S32_CMD.
2014-10-20 Georg-Johann Lay <avr@gjlay.de>
BUGFIX: Wrong SBRC / SBRS / SBIC / SBIS / CPSE skip offset
introduced 2014-10-11 SVN r157.
* load-flash.c (mask_LDS_STS): Fix mask.
* BUGS: New file.
2014-10-19 Georg-Johann Lay <avr@gjlay.de>
Implement __vector_default to call abort.
* dejagnuboards/exit.c (__vector_default): New, call abort.
2014-10-19 Georg-Johann Lay <avr@gjlay.de>
Use SYSCALLs instead of magic ports.
* dejagnuboards/exit.c: Adjust to syscall interfaces.
* avrtest.h: Adjust to syscall.
(ABORT_PORT_ADDR, LOG_PORT_ADDR, EXIT_PORT_ADDR, STDIN_PORT_ADDR)
(STDOUT_PORT_ADDR): Remove.
(avrtest_abort, avrtest_exit, avrtest_putchar, avrtest_getchar)
(avrtest_ticks) [!IN_AVRTEST]: New user functions.
* avr-opcode.def (SYSCALL): New.
* load-flash.c (decode_opcode) [CPSE]: Map special skips to SYSCALLs.
* logging.c (log_set_func_symbol): Ignore weird addresses.
(log_add_instr) [maybe_used]: Adjust to SYSCALL.
(do_log_dump, do_ticks_cmd): Dito.
(perf_verbose_start, perf_stat, perf_stop, perf_dump)
(perf_instruction): Adjust to new CMDs.
(log_init): Don't set RAM[0xffff].
(get_raw_value): Rename to...
(get_r20_value): ...this.
(flush_ticks_port, log_get_ticks, s_ti[], do_get_ticks): New.
(do_log_port_cmd): Removed and diffuse code to...
(do_log_config, do_perf_cmd, do_perf_tag_cmd): ... new functions.
(do_syscall): New. Use them.
(putchar_escaped, do_put_args): Move to...
* options.c: ...here.
* avrtest.c (invalid_opcode, get_word_reg_raw): New.
(data_read_magic_port, data_write_magic_port): Remove.
(data_read_magic_byte): Just handle TICKS_PORT.
(named_port) [LOG_PORT, STDOUT_PORT, STDIN_PORT, EXIT_PORT]
[ABORT_PORT]: Remove.
(do_argc_argv, do_stdin, do_stdout, do_abort, do_exit): New.
(func_SYSCALL): New, use them.
* testavr.h (do_log_port_cmd, flush_ticks_port): Remove.
(do_syscall, log_get_ticks, put_argv): New.
2014-10-15 Georg-Johann Lay <avr@gjlay.de>
Make ID = 0 bad_pc instruction.
* avr-opcodes.def (_bad_pc, DES): New.
(_null, _last__fast): Remove.
* avrtest.c (func__bad_pc, func_DES): New.
(do_step): ID = 0 is no more a special case.
(do_fast): Remove.
(func_ILLEGAL): Read bad opcode from flash.
2014-10-15 Georg-Johann Lay <avr@gjlay.de>
Make clean-up. Use "+r" to constrain regs in exit.c.
* logging.c (perf_instruction): Read SP via log_cpu_address.
* avrtest.c (log_cpu_address): More AR_* address ranges.
(log_data_write_byte, addr_TICKS_PORT, log_data_read_byte)
(addr_SP, log_put_word_reg, log_data_write_word): Remove.
* testavr.h: Same.
(AR_REG, AR_RAM, AR_FLASH, AR_EEPROM, AR_SP, AR_TICKS_PORT): New.
2014-10-15 Georg-Johann Lay <avr@gjlay.de>
Support BREAK and PERF_START_CALL.
* avr-opcode.def (BREAK): New.
* avrtest.c (func_BREAK): New.
* avrtest.h (PERF_START_CALL): New.
* logging.h (perfs_t.call_only): New.
* loggin.g.c (print_tag): Tidy.
(do_log_port_cmd, perf_start, perf_stop, perf_instructions):
Handle PERF_START_CALL.
2014-10-14 Georg-Johann Lay <avr@gjlay.de>
Postpone writing EXIT_PORT from exit to .fini1.
* dejagnuboards/exit.c (putchar_exit_c, init_exit_c, file_exit_c)
(init_args): Rename...
(avrtest_fputc, avrtest_init_stream, avrtest_output_stream)
(avrtest_init_argc_argv): ...to these.
(avrtest_output_stream): Use FDEV_SETUP_STREAM to initialize.
(avrtest_exit_code): New variable.
(exit): Set it. And jump to _exit.
(avrtest_fini1): New .fini1 function.
2014-10-13 Georg-Johann Lay <avr@gjlay.de>
Load EEPROM, -v option (verbose), more TICKS_PORT.
* optiond.def (-v): New option.
* load-flash.c (load_elf): Load .eeprom section to eeprom.
[-v]: Print PHDR.
(decode_flash): Only decode from program code_start to code_end.
* testavr.h (MAX_EEPROM_SIZE): New define.
(program_t, program, flush_ticks_port): New type and protos.
* logging.c (ticks_port_t, ticks_port): New type and variable.
(flush_ticks_port, do_ticks_cmd): New functions.
(do_log_dump): Handle TICKS_*_CMD.
* avrtest.h (TICKS_IS_RAND_CMD, TICKS_RESET_CMD, TICKS_IS_CYCLES_CMD)
(TICKS_IS_INSNS_CMD, TICKS_IS_PRAND_CMD, TICKS_RESET_ALL_CMD)
(TICKS_IS_RAND, TICKS_RESET, TICKS_IS_CYCLES, TICKS_IS_INSNS)
(TICKS_IS_PRAND, TICKS_RESET_ALL): New macros.
* avrtest.c (max_instr_count, instr_count, program_size)
(program_cycles, program_entry_point): Move data to...
(program): ...this new structure.
(cpu_eeprom[]): New...
(main): ...pass it to load_to_flash. Pass time to log_init.
(data_read_magic_port): Move TICKS_PORT handling to flush_ticks_port.
2014-10-11 Georg-Johann Lay <avr@gjlay.de>
Tidy up leave(). Pre-decode 32-bit skips. Don't strip programs.
* load-flash.c (decode_opcode) [CPSE, SBRC, SBRS, SBIC, SBIS]:
Map to 32-bit variant as needed.
[BRBS/BRBC]: Precompute jump offset.
* avr-opcode.def (CPSE1, SBIC1, SBIS1, SBRC1, SBRS1): Remove.
* logging.c (log_patch_mnemo): Dito.
* avrtest.c (exit_status_t): New type.
(exit_status[]): New.
(exit_status_text): Remove.
(leave): Tidy up. Factor out runtime statistics to...
(print_runtime): ...this new function.
(skip_instruction_on_condition): Don't handle size==0.
(branch_on_sreg_condition): Simplify delta computation.
(func_CPSE/SBIC/SBIS/SBRC/SBRS): Pass 1 as words to skip.
(func_CPSE1/SBIC1/SBIS1/SBRC1/SBRS1): Remove.
(Makefile): Don't strip executables.
2014-10-10 Georg-Johann Lay <avr@gjlay.de>
Refactoring and minor tweaks.
* avr-insn.def: Move to...
* avr-opcode.def: ...here. And rename AVR_INSN to AVR_OPCODE.
* load-flash.c (decode_opcode): Filter opcodes.
[ID_RJMP, ID_RCALL]: Pre-compute jump offset (op2).
* testavr.h (decoded_op): Rename to decoded_t.
Rename .oper1/2 to .op1/2.
(opcode_func_array): Rename to opcodes.
(opcode_t.mnemo): Move to...
* logging.c (mnemonic): ...this new array.
* gen-flag-tables.c (main): Make output depend on argv[1].
(TB_NOTHING, TB_EXTERN, TB_STATIC, TB_GOBAL): New.
(table_start, table_end, table_add): Depend code generation on them.
* flag-tables.c: Regenerate.
* flag-tables.h: New generated file.
* Makefile (avr-insn.def): Rename to: avr-opcode.def.
(flag-tables.o): New rule to build it.
(XOBJ): Add flag-tables.o.
(avrtest*.o): Depend on flag-tables.o.
(flag-tables): Also generate flag-tables.h.
* avrtest.c (flag-tables.h): #include instead of flag-tables.c.
(func_ASR): Minor tweak.
(func_RCALL, func_RJMP): Use pre-computed jump offset.
(xmega_atomic): Add magic_p and mnemo arguments.
[ISA_XMEGA]: Abort.
(func_XCH/LAC/LAS/LAT): Less magic, pass mnemo, don't depend
on is_xmega.
2014-10-09 Georg-Johann Lay <avr@gjlay.de>
Handle "RCALL ." and unknown function names.
* logging.c (log_add_instr): Pass decoded_op* to set_call_depth.
(set_call_depth): Adjust interface. Set unknown function names
to "?". [ID_RCALL]: Handle offset = 0.
2014-10-09 Georg-Johann Lay <avr@gjlay.de>
More elaborate exit stati with quiet operation (-q).
Show usage with -h or --help.
* README (-q): Document exit stati.
* avrtest.c (exit_status_text): Initialize EXIT_STATUS_FILE,
EXIT_STATUS_MEMORY with "ABORTED".
(is_avrtest_log): New const.
(leave): Don't print runtime statistics if failing.
[options.do_quiet]: Return exit status 10, 11, 12, 13, 42 as
documented in README.
(get_mem): New function.
* load-flash.c (load_elf): Leave with EXIT_STATUS_FILE if something
is wrong with the executable file.
(load_symbol_string_table): Same. And call it only if is_avrtest_log.
Use get_mem to allocate heap.
* options.c (USAGE): Document -h, --help.
(usage) [fmt=NULL]: Show usage for --help etc. and exit 0.
(parse_args): Silently support ?, -?, /?, -h, --help to show usage.
* options.def: Reorder.
* testavr.h: Include stdlib.h.
(is_avrtest_log, get_mem): New protos.
(EXIT_STATUS_FILE, EXIT_STATUS_MEMORY): New enum.
2014-10-09 Georg-Johann Lay <avr@gjlay.de>
Display function symbols from ELF when logging.
New option -no-syms to switch that off.
* options.def (-[no-]syms): New option.
* testavr.h (program_size, io_base, log_set_func_symbol)
(load_to_flash, decode_flash, set_function_symbol): New protos.
* avr-insn.def (xmega): New pseudo insn.
(XCH, LAS, LAC, LAT): Don't depend on ISA_XMEGA.
* logging.c (func_symbol[]): New static array.
(LEN_SYMBOL_STACK): New macro.
(log_set_func_symbol, func_name): New functions.
(perf_instruction): Factor out code to track call depth to...
(set_call_depth): ...this new function.
(log_add_instr): Use it.
(log_init): Set RAM[MAX_RAM_SIZE-1] to 1.
(log_dump_line): Typo.
* avrtest.c (io_base): New const.
(program_size): Make global.
(set_function_symbol): New function.
(xmega_atomic, func_XCH/LAC/LAS/LAT): Don't depend on ISA_XMEGA.
Abort if !is_xmega.
(main): Adjust calls to load_to_flash and decode_flash.
(Elf32_Half, Elf32_Word, Elf32_Addr, uint32_t Elf32_Off)
(Elf32_Ehdr ,Elf32_Phdr, get_elf32_half, get_elf32_word)
(avr_op_16_index, avr_op_6_index, avr_op_74_index)
(load_elf, load_to_flash, decoder_operand_masks,)
(decoder_operand_masks,decode_opcode, decode_flash):