diff options
Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 57c300f..bc3a906 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,27 @@ +Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru> + + * config/avr/avr.c (avr_case_values_threshold): New. + (avr_override_options): Set it depending on options, make it large + when not optimizing to work around "unable to generate reloads". + + * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option. + (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section + executable if not AVR_MEGA. Make sure jump tables are word-aligned. + (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1. + (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA. + (avr_case_values_threshold): Declare as extern int. + (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold. + + * config/avr/avr.md (tablejump): Removed. + (*tablejump_rjmp): New for jump tables made from "rjmp" instructions. + (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the + index in the table, not multiplied by 2. + (casesi): Change to match the above insns. Always enable. + + * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__. + Change to expect the word address of the table, multiply it by 2 + here and not in the caller. Change "adiw" to faster "inc". + 2000-11-14 Neil Booth <neilb@earthling.net> * cppexp.c (parse_defined): Call cpp_get_token not |