diff options
Diffstat (limited to 'sim/common/ChangeLog')
| -rw-r--r-- | sim/common/ChangeLog | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog index de941d4..90ce9da 100644 --- a/sim/common/ChangeLog +++ b/sim/common/ChangeLog @@ -1,3 +1,41 @@ +Wed Dec 3 17:56:02 1997 Doug Evans <devans@canuck.cygnus.com> + + * Make-common.in (SIM_ENVIRONMENT): New variable. + (CONFIG_CFLAGS): Add it. + * aclocal.m4 (SIM_AC_OPTION_ENVIRONMENT): Handle + --enable-sim-environment option. + * configure: Regenerated. + * sim-config.h (environment support): Rewrite. + * sim-config.c (current_environment): Define as enum, unconditionally. + (current_alignment): Define unconditionally. + (config_environment_to_a): Update. + (config_alignment_to_a): Fix type of argument. Define unconditionally. + (sim_config): Handle environment and alignment determination + unconditionally. Delete sanity checks of current_environment, + unnecessary. + (print_sim_config): Update. + * sim-options.c (STANDARD_OPTIONS enum): Add OPTION_ENVIRONMENT. + (standard_options): Add --environment. + (standard_option_handler): Likewise. + +Fri Nov 28 12:21:25 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim-alu.h: Add notes on carry vs borrow for subtraction. + (ALU{,8,16,32,64}ADD): Redefine ADD macro as add overflowing. + (ALU{,8,16,32,64}ADDC): Define - add carrying. + (ALU{,8,16,32,64}SUB): Redefine SUB macro as subtract overflowing. + (ALU{,8,16,32,64}SUBB): Define - subtract borrowing. + (ALU{,8,16,32,64}SUBC): Define - tract carrying. + (ALU{,8,16,32,64}ADD_CA, ALU{,8,16,32,64}ADDC_C): Replace single + argument ADD_CA macro with two argument ADDC_C - add carrying with + carry in. + (ALU{,8,16,32,64}SUB_CA, ALU{,8,16,32,64}SUBC_X): Replace single + argument SUB_CA macro with two argument SUBC_X - subtract + carrying, extended. + (ALU{,8,16,32,64}SUBB_B): Define - subtract borrowing with + borrow-in. + (ALU{,8,16,32,64}NEGC, ALU{,8,16,32,64}NEGB): Define. + Sun Nov 30 17:40:57 1997 Michael Meissner <meissner@cygnus.com> * sim-io.c (sim_io_{syscalls,getstring}): Delete. No longer used. |