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Diffstat (limited to 'sim/d30v/ChangeLog')
| -rw-r--r-- | sim/d30v/ChangeLog | 1376 |
1 files changed, 0 insertions, 1376 deletions
diff --git a/sim/d30v/ChangeLog b/sim/d30v/ChangeLog deleted file mode 100644 index 1845a45eda1..00000000000 --- a/sim/d30v/ChangeLog +++ /dev/null @@ -1,1376 +0,0 @@ -Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -2000-04-12 Frank Ch. Eigler <fche@redhat.com> - - * cpu.h (GPR_CLEAR): New macro. - (GPR_SET): Removed macro. - -Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Wed Sep 1 11:38:21 1999 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns: Cast CIA to LONG in printfs. - -Tue Aug 31 01:32:22 1999 Andrew Cagney <cagney@b1.cygnus.com> - - * cpu.h (unqueue_writes): Add declaration. - -1999-05-27 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (do_repeat): Print a warning if a REPEAT or REPEATI - instruction loop is too small. - -1999-05-08 Felix Lee <flee@cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -1999-03-16 Martin Hunt <hunt@cygnus.com> - From Frank Ch. Eigler <fche@cygnus.com> - - * cpu.h (mvtsys_left_p): New flag for MVTSYS instruction history. - * d30v-insns (mvtsys): Set this flag instead of left_kills_right_p. - (do_sath): Detect MVTSYS by new flag. - * engine.c (unqueue_writes): Detect MVTSYS by new flag. - (do_2_short, do_parallel): Initialize new flag. - -1999-02-26 Frank Ch. Eigler <fche@cygnus.com> - - * tconfig.in (SIM_HANDLES_LMA): Make it so. - -1999-01-12 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (unqueue_writes): Make PSW conflict resolution code - conditional - disable it for MVTSYS || insn case. - -1999-01-11 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sath): Drain PSW write queue before PSW_S_FLAG - update. - * engine.c (unqueue_writes): Make non-static. Remove PSW_V/VA - special case. - (do_parallel): Don't drain PSW write queue for MVTSYS || insn. - -1999-01-07 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_ld2h): Sign-extend loaded half-words. - -1999-01-05 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_ld2h): Read memory in word units. - (do_ld4bh): Ditto. Correct sign extension. - (do_ld4bhu): Ditto. - (do_st2h): Write memory in word units. - (do_st4hb): Ditto. - (st4hb): Correct mnemonic in igen template. - -1998-12-08 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns: (do_ld2h): Don't update R0 nor R1 for double-word insn. - (do_ld2w): Ditto. - (do_ld4bh): Ditto. - (do_ld4bhu): Ditto. - (do_mulx2h): Ditto. - -1998-12-03 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_repeat): Don't set RP for repeat count 1. - -1998-12-03 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_src): Treat shift count -32 naturally instead of - producing zero result. - -1998-11-22 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_src): Limit SRC shift count to -32 .. 31. - -1998-11-16 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (dbt): Defer PSW/DPSW update with new DID_TRAP code 2. - * engine.c (unqueue_writes): Perform DBT processing on PSW/DPSW here. - -1998-11-12 Frank Ch. Eigler <fche@cygnus.com> - - * cpu.h (_sim_cpu): Removed is_delayed_call field, and associated - RPT_IS_CALL macro. - * sim-calls.c (sim_create_inferior): Don't initialize is_delayed_call. - * d30v-insns (do_dbra): Don't clear RPT_IS_CALL. (do_dbrai): Ditto. - (do_djmp): Ditto. (do_djmpi): Ditto. (do_repeat): Ditto. - * d30v-insns (do_dbsr): Don't set RPT_IS_CALL, but set R62 instead. - (do_dbsri): Ditto. (do_djsr): Dito. (do_djsri): Ditto. - * engine.c (sim_engine_run): Remove conditional setting of R62 based - upon RPT_IS_CALL. - -1998-11-08 Frank Ch. Eigler <fche@cygnus.com> - - * sim-calls.c (sim_open): Add dummy memory range over control - register region (0x40000000..0x4000FFFF). - -1998-11-06 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_mvfacc): Use loop to limit shift count to 63 .. 0. - -Tue Oct 13 11:01:16 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sra,do_srah,do_srl,do_srlh): Make shift - count -32 to produce zero result. - (do_src): Ditto for shift count == -64. - -Mon Oct 12 23:04:11 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (ROT): Use 0x1f bit mask for rotate count masking. - (do_sra,do_srl): Use loop to limit shift count to -32 .. 31. - (do_srah,do_srlh): Use loop to limit shift count to -32 .. 31. - (sra2h,srl2h): Use loop to limit shift count to -16 .. 15. - (do_src): Use loop to limit shift count to -64 .. 63. - -Fri Oct 9 16:46:52 1998 Doug Evans <devans@canuck.cygnus.com> - - * sim-calls.c (get_insn_name): New fn. - (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS. - * sim-main.h (MAX_INSNS,INSN_NAME): Delete. - -Mon Sep 28 10:43:28 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sra,do_srah,do_srl,do_srlh,ROT,do_src): Use - correct MSB bit numbers for sign extension masks. - -Fri Sep 25 17:32:27 1998 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (do_parallel): Unqueue writes if MU instruction was - a MVTSYS, as identified by its left_kills_right_p side-effect. - -Fri Sep 25 12:31:34 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sra,do_srah,do_srl,do_srlh,ROT,do_src): Mask - shift/rotate counts to number of bits in width of operand; no - longer saturate at maxima. - -Tue Jul 14 18:39:23 1998 Frank Ch. Eigler <fche@cygnus.com> - - * cpu.h (left_kills_right_p): New flag for non-branch instructions - that, when executed in left slot of a -> sequential pair, kill the - right slot. - * d30v-insns (mvtsys): Set flag for PSW/PSWh/PSWl/FLAG operands. - * engine.c (do_2_short): Respect flag. - -Thu Jun 4 16:48:58 1998 David Taylor <taylor@texas.cygnus.com> - - * d30v-insns (do_trap): don't save the bPSW and PSW based on - current values because an instruction done in parallel with - the trap might change them, instead set a flag do that - unqueue_writes will take care of it. - * engine.c (unqueue_writes): finish trap handling - * cpu.h (_sim_cpu): add new field did_trap and a macro DID_TRAP - to make use of it; set by do_trap, tested and cleared by - unqueue_writes. - -Tue May 19 16:07:04 1998 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (unqueue_writes): Suppress the all enqueued writes to - the same flags in PSW except the last. - -Fri May 15 11:38:59 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (RETI): Correct instruction spelling to "reit". - -Thu May 14 09:34:20 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (dbt): Handle DBT at end of repeat block. - (do_trap, dbt): Clear PSW_RP if at end of repeat block. - -Thu May 14 07:41:41 1998 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (sim_engine_run): Trigger DDBT based on previous PC, - instead of next PC. - -Wed May 13 11:03:40 1998 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (sim_engine_run): Move DDBT handling after instruction - decode/execute stage. - -Tue May 12 12:14:53 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sat*): Correct "saturate to 0 bits" patch to - properly handle negative saturation inputs. - -Tue May 12 11:11:26 1998 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (sim_engine_run): Decrement RPT_C only under more - restricted conditions. - -Mon May 11 17:33:46 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sat*): Make "saturate to 0 bits" pass through data - unchanged. - -Mon May 11 16:27:04 1998 Frank Ch. Eigler <fche@cygnus.com> - - * engine.c (sim_engine_run): Implement DDBT (debugger debug trap) - functionality. - -Fri May 8 16:44:19 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_trap): Set bPC to RPT_S if trap is last - instruction in repeat block. - (bsr*/jsr*): Set R62 (LINK) to RPT_S if subroutine branch - is last instruction in repeat block. - -Fri May 8 11:06:50 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_sath): Query/update F4/PSW_S using proper flag - macro. - * cpu.h (PSW_S_FLAG): New flag number for PSW_S status bit. - -Wed May 6 19:40:56 1998 Doug Evans <devans@canuck.cygnus.com> - - * sim-main.h (INSN_NAME): New arg `cpu'. - -Fri May 1 14:24:30 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns: Fix parameter list to sim_engine_abort. - -Thu Apr 30 14:28:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_sath): Add additional argument that determines - whether or not the F4 (PSW_S) bit in the PSW is updated. - (SAT2H): Do not update PSW_S bit. - (SATHp): Do update PSW_S bit. - -Tue Apr 28 23:36:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (SRAHp, SRLHp): Immediate values are signed 6 bit - values, not 5 bit values. - -Wed Apr 29 12:57:55 1998 Frank Ch. Eigler <fche@cygnus.com> - - * d30v-insns (do_incr): Check modular arithmetic limits after - postincrement/postdecrement, rather than before, to match - erroneous hardware behavior. - -Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Mon Apr 27 19:42:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_trap): Clear all bits in PSW except SM and DB. - -Mon Apr 27 14:55:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_mulx2h): Low order results go in ra+1, high - order in ra. - -Mon Apr 27 14:42:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_mulx2h): Rewrite to do proper 32 bit signed - multiply of high and low fields from operands. - -Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * config.in: Ditto. - -Sun Apr 26 15:20:20 1998 Tom Tromey <tromey@cygnus.com> - - * acconfig.h: New file. - * configure.in: Reverted change of Apr 24; use sinclude again. - -Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * config.in: Ditto. - -Fri Apr 24 11:20:00 1998 Tom Tromey <tromey@cygnus.com> - - * configure.in: Don't call sinclude. - -Wed Apr 22 21:23:00 1998 Fred Fish <fnf@cygnus.com> - - * ic-d30v (RbU, RcU): Unsigned versions of Rb and Rc. - * d30v-insns (MVTACC): Use new RbU and RcU macros. - -Wed Apr 22 20:52:00 1998 Fred Fish <fnf@cygnus.com> - - * ic-d30v (RbHU,RbLU): Unsigned versions of RbH and RbL. - * d30v-insns (SRL2H): Use new RbHU and RbLU macros instead of - RbH and RbL. - -Mon Apr 13 16:59:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_srl): Avoid undefined behavior of host compiler - when shifting left by more than 31 bits. - -Tue Apr 7 18:09:00 1998 Fred Fish <fnf@cygnus.com> - - * engine.c (sim_engine_run): Remove at_loop_end variable. Add - rp_was_set and rpt_c_was_nonzero variables. Major restructuring of - code before and after instruction execution to properly handle state - of the RP bit in the PSW, the value in RPT_C, and other loop related - problems. - -Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Fri Apr 3 15:26:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_trap): Use offset from EIT_VB rather than hardcoded - BASE_ADDRESS constant. - * cpu.h (BASE_ADDRESS): Remove constant not used any longer. - -Fri Apr 3 14:42:00 1998 Fred Fish <fnf@cygnus.com> - - * cpu.h (EIT_VB): Define macro to access EIT_VB register. - (EIT_VB_DEFAULT): Define value of EIT_VB register after reset. - * sim-calls.c (sim_create_inferior): Set EIT_VB to EIT_VB_DEFAULT. - -Tue Mar 31 19:00:00 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_dbrai): RPT_S is cia plus pcdisp rather than - just pcdisp. - -Mon Mar 30 20:30:00 1998 Fred Fish <fnf@cygnus.com> - - * engine.c (sim_engine_run): Add at_loop_end. Rework end of loop - code to use this to both reset PSW_RP when needed and to set PC - to RPT_S for another pass through the loop. - -Mon Mar 30 16:12:00 1998 Fred Fish <fnf@cygnus.com> - - * engine.c (sim_engine_run): Change code that handles RPT_* regs - and PSW_RP bit in PSW so that PSW_RP is always set while executing - the loop and loop terminates upon completion of the pass for which - RPT_C is zero. More closely follow logic in architecture manual. - -Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Thu Mar 19 00:25:43 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Move memory-region commands back to - before the call to sim_parse_args. - (d30v_option_handler): Implement extmem-size option using - memory-delete and memory-region commands. - - * sim-calls.c (d30v_option_handler): Use ANSI-C argument list, - correct number and type of arguments. - -Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Wed Mar 11 13:56:32 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * alu.h (IMEM, MEM, STORE): Replace sim_core_*_map with exec_map, - read_map and write_map resp. - - * cpu.c (d30v_read_mem, d30v_write_mem): Ditto. - -Mon Mar 2 13:34:08 1998 Fred Fish <fnf@cygnus.com> - - * d30v-insns (do_repeat): Abort repeat instructions that have - a repeat count of zero. - -Fri Feb 27 18:44:12 1998 Doug Evans <devans@canuck.cygnus.com> - - * sim-calls.c (sim_open): Update call to sim_add_option_table. - -Thu Feb 26 18:34:31 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_info): Delete. - -Wed Feb 25 14:44:58 1998 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (mvtsys): If moving to EIT_VB register, and with - valid bits. Optimize code somewhat. - - * cpu.h (eit_vector_base_cr): New CR we need to special case. - (EIT_VALID): Valid bits for EIT_VB register. - - * d30v-insns (mv{f,t}sys): When moving to/from PSWH, the value is - in the low 16 bits of the register. - - * d30v-insns (do_sra): Use a common WRITE32_QUEUE to write back - results. - (do_sr{a,l}h): Do shift in 32 bits, only truncate when writing - result back to the registers. - -Tue Feb 24 18:09:52 1998 Fred Fish <fnf@cygnus.com> - - * Makefile.in (tmp-igen): Use -G gen-zero-r0 option to force - r0 to always be zero. - * cpu.h (GPR_SET): Define. - -Tue Feb 24 14:12:57 1998 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (do_sath): Do saturation in 32 bits, before - converting to 16. - (sat{,2h,z,hp}): Use imm_5, not imm to get proper zero extend. - (do_sath_p): Delete, no longer used. - (sathp): Call do_sath, not do_sath_p. - -Mon Feb 23 15:55:14 1998 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (illegal,wrong_slot): Print \n after PC and before we - call sim_engine_halt. - (sr{a,l}hp): Implement missing instructions. - (do_trap): Print high order PSW bits in human readable fashion. - (do_{dbra{,i},dbsr{,i},djmp{,i},djsr{,i},repeat}): Set PSW bit RP. - - * alu.h (PSW_SET_QUEUE): New macro to set PSW bits. - - * engine.c (sim_engine_run): Check for RP bit being set, not RPT_C - being > 0. If RPT_C is decremented to 0, clear PSW RP bit. - -Fri Feb 20 10:13:34 1998 Fred Fish <fnf@cygnus.com> - - * cpu.h (BASE_ADDRESS): Change from 0xfffff000 to 0xfffff020. - -Tue Feb 17 12:39:52 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_store_register, sim_fetch_register): Pass in - length parameter. Return -1. - -Fri Feb 6 17:39:54 1998 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (do_dbrai): Correct typo, use shift, not comparison. - -Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Fri Jan 30 08:29:20 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * engine.c (sim_engine_run): Add parameter nr_cpus. - -Fri Jan 30 17:09:37 1998 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (jsrtzr): Check for register == 0, not != 0. - -Wed Jan 21 17:52:04 1998 Andrew Cagney <cagney@b1.cygnus.com> - - * engine.c (do_stack_swap): Make type of new_sp unsigned. - -Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Mon Jan 5 16:04:17 1998 Andrew Cagney <cagney@sanguine.cygnus.com> - - * sim-calls.c (sim_info): Call profile_print. - - * sim-main.h: Enable instruction profiling. - -Thu Dec 18 12:21:38 1997 Michael Meissner <meissner@cygnus.com> - - * alu.h (ALU{16,32}_END): Change setting PSW to only set the carry - and overflow bits. Don't look at the current value of PSW. - (PSW_FLAG_SET_QUEUE): Only queue up setting the particular bit in - question. Don't look at the current value of PSW. - - * d30v-insns: All instructions that set the PSW, will only queue - up the particular bits in question that were set by the - instruction. Don't look at the current value of PSW. - -Wed Dec 17 11:41:44 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.h (PSW_VALID): Allow EA/DB to be set in the PSW. - (DPSW_VALID): Like PSW_VALID, but it allows the DS bit to be set. - - * engine.c (trace_alu32): When changing BPSW/DPSW, print the - special PSW bits. - - * d30v-insns (do_cmp_cc): Fix cmpps and cmpng. - (do_cmp{,u}_cc): Print which cc value was used if not in switch - statement. - (do_cmpu_cc): Remove illegal cases CMPU{EQ,NE,PS,NG}. - (mvtsys): When setting BPSW or DPSW, and with DPSW_VALID. - -Tue Dec 16 18:17:26 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (mulx2h): Add missing instruction. Complain if - register is not even. - (do_{add,sub}h_ppp): Get correct high/low values. Also correctly - handle short immediates. - (do_ld{2w,4bh}): Don't load r0 if ra == 0. - - * engine.c (d30v_interrupt_event): Remove unused variable - (unqueue_writes): Ditto. - -Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * config.in: Ditto. - -Sat Dec 13 23:40:17 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.h (_write{32,64}): New structures for keeping track of - queued writes to registers. - (_sim_cpu): Add _write{32,64} structures. Make is_delayed_call - unsigned32 also. - (WRITE{32,64}*): New macros for queueing up writes to registers. - - * alu.h (ALU16_END): Take field that says whether we are setting - the high or low half word. Queue up changes to registers. - (ALU32_END): Queue up changes to registers. - (PSW_FLAG_SET_QUEUE): Like PSW_FLAG_SET, except queues it up. - - * sim-main.h (do_stack_swap): Remove declaration. - - * engine.c (do_stack_swap): Make static. - (unqueue_writes): New function to unqueue all changes to 32 and 64 - bit registers in order. Implement --trace-alu. Reset high water - marks for # of queued registers. If PSW changed, possibly update - stack pointer. - (do_{long,2_short,parallel}): Unqueue register writes at the - appropriate time. - - * d30v-insns: Modify all insns to queue changes to registers, - rather than do them immediately so that parallel instructions get - the right values for inputs. Rewrite 16 bit operations to be done - in terms of masked 32 bit registers. Don't call do_stack_swap any - more here. - -Thu Dec 11 10:06:02 1997 Michael Meissner <meissner@cygnus.com> - - * sim-calls.c (d30v_option_handler): Add support for --extmem-size - to size external memory. - (sim_open): Ditto. Default if no --extmem-size option is 8 meg. - -Wed Dec 10 01:08:24 1997 Jim Blandy <jimb@zwingli.cygnus.com> - - * d30v-insns (do_rot2h): Clip rotate amounts to four bits. The - upper bits, and the sign of the rotation amount, are red herrings. - (do_sra, do_srl): Handle shifts greater than 32 bits. - (do_srah, do_sral): Properly sign-extend value and shift amount. - Handle shifts larger than 16 bits. - -Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Mon Dec 1 15:10:44 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (do_sub2h): For short instruction, correctly - dupplicate lower 16 bits of immediate in upper 16 bits. - (sat2z): Fix typo that ignored the upper half of the register. - (do_satz): If < 0, set *ra to 0, if not call do_sat. - (mvtsys): Before setting PSW, and with PSW_VALID. - - * cpu.h (PSW_VALID): Mask for bits in PSW that is valid. - -Mon Dec 1 15:05:03 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (do_trap): Pacify GCC - correct type of %ld arg in - printf, return dummy at end. - -Mon Dec 1 15:05:03 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (do_add, do_addh_ppp, do_adds): Replace ALU_ADD with - ALU_ADDC. - (do_addc): Replace ALU_SET_CARRY / ALU_ADD_CA with ALU_ADDC_C. - (do_sub, do_subh_ppp): Replace ALU_SUB with ALU_SUBB. - (do_subb): Replace ALU_SET_CARRY / ALU_SUB_CA with ALU_SUBB_B. - - * alu.h (ALU16_END): Use ALU16_HAD_CARRY_BORROW instead of - ALU16_HAD_CARRY. - (ALU32_END): Ditto. - - * sim-main.h (string.h, strings.h): Include. - - * sim-calls.c: Delete inclusion of string.h and strings.h. - -Sun Nov 30 17:29:25 1997 Michael Meissner <meissner@cygnus.com> - - * configure.in (--enable-sim-trapdump): New switch to control - whether traps 0..30 dump out the registers or do the real trap. - * configure: Regenerate. - - * Makefile.in (SIM_EXTRA_CLFAGS): Add -DTRAPDUMP={0,1} if - appropriate --{en,dis}able-sim-trapdump is done. - - * sim-calls.c (OPTION_TRACE_CALL): Rename from OPTION_CALL_TRACE. - (OPTION_TRACE_TRAPDUMP): New option for --trace-trapdump. - (d30v_option_handler): Add support for --trace-trapdump. - (d30v_options): Ditto. - (sim_open): Ditto. - - * d30v-insns (do_trap): Do register dump if --trace-trapdump and - not the system call trap. Remove support for calling old function - sim_io_syscalls. - -Sat Nov 29 18:54:55 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.h (_sim_cpu): Add trace_call_p, trace_action fields. - (TRACE_CALL_P): Non-zero if --trace-call. - (TRACE_ACTION): Non-zero if there is a tracing action at the end - of processing an instruction boundary. - (TRACE_ACTION_{CALL,RETURN}): Bits to say trace call & return. - (d30v_next_insn): Delete, now trace_action field in cpu state. - - * cpu.c (d30v_next_insn): Delete, now trace_action field in cpu - state. - (return_occurred): Minimum saved register to check is now 34. - - * engine.c (sim_engine_run): Change call tracing to use - trace_action field in cpu state. - - * sim-calls.c (d30v_option_handler): Handle d30v specific options. - (d30v_options): D30V specific options. Right now, --trace-call. - (sim_open): Register d30v specific options. - - * d30v-insns (call, return insns): Move --trace-debug call/return - tracing action to d30v specific --trace-call option. - -Fri Nov 28 20:12:48 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.h (CREG): Rename from CR. - - * d30v-insns (do_{addc,subb}): Explicitly import the carry bit. - (do_trap): Use CREG, not CR. Switch to using cb_syscall. - -Thu Nov 27 19:25:43 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.h (ACC): Define as short cut to accumulators. - - * d30v-insns (do_rot): Delete explicit function, use ROT32 to do - rotate instruction. - (do_trap): Make trap 30 print out accumulators and first 16 - control registers as well. - (do_avg): Sign extend to 64 bit type before doing add/shift. - (do_avg2h): Sign extend 16 bit chunks before doing add/shift. - -Wed Nov 26 15:20:24 1997 Doug Evans <devans@canuck.cygnus.com> - - * Makefile.in (NL_TARGET): Define. - -Wed Nov 26 16:55:38 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.h (d30v_next_insn): New flag for things we are supposed to - trace between instruction words. - ({call,return}_occurred): Remove index argument. - (d30v_{read,write}_mem): Add declarations. - - * cpu.c (d30v_next_insn): New flag for things we are supposed to - trace between instruction words. - ({call,return}_occurred): Remove index argument. - (d30v_{read,write}_mem): New functions for reading/writing - simulated memory in the new common system call support. - - * d30v-insns: Set emacs C mode. - (call/return insns): Set bit to trace call at instruction - boundary, rather than doing it here. - (do_trap): Set up to use new common system call interface. - - * engine.c (sim_engine_run): If d30v_next_insn is non zero, do - function call/return tracing. - -Mon Nov 24 16:40:49 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (bnot): Correctly reset bit in question. - (do_trap): Use common system call emulation support, rather than - our home grown support. - -Sun Nov 23 22:47:20 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (mvfacc): Immediate field is unsigned, allowing - shifts of up to 63 to be encoded. Also do shift signed, rather - than unsigned. - - * ic-d30v (IMM_6S): Add field for 6 bit unsigned constants. - - * d30v-insns (cmpu): Short cmpu zero extends immediate, not sign - extends. - -Sat Nov 22 19:04:34 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (illegal, wrong_slot): Replace SIGILL with - SIM_SIGILL. - - * sim-calls.c (signal.h): Do not include, replaced by - sim-signal.h. - - * sim-main.h (signal.h): Do not include, include sim-signal.h - instead. - -Fri Nov 21 09:33:54 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * cpu.c (call_occurred): Use ZALLOC instead of xmalloc. - (return_occurred): Use zfree instead of free. - -Wed Nov 19 13:28:09 1997 Michael Meissner <meissner@cygnus.com> - - * Makefile.in ({l,s}_{support,semantics}.o): Depend on the include - files in $(ENGINE_H). - - * d30v-insns (do_{add,addc,sub,subb}): ALU_{ADD,SUB}_CA now takes - a VAL argument to add/subtract along with the carry. - -Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com> - - * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS). - -Tue Nov 18 13:56:15 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (do_trap): Change to new system call numbers. Add - read emulation. - -Mon Nov 17 14:43:45 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (mulx): Add mulx instruction. - -Sun Nov 16 19:06:56 1997 Michael Meissner <meissner@cygnus.com> - - * cpu.c ({call,return}_occurred): New trace functions to mark - function calls and returns and check whether all saved registers - really were saved. - - * cpu.h ({call,return}_occurred): Add declaration. - - * d30v-insns ({bsr, jsr} patterns): Call call_occurred if - --trace-debug to trace function calls. - (jmp register pattern): If this is a jump r62 and --trace-debug, - call return_occurred to trace function calls. - (bsr{tnz,tzr}): Move setting r62 inside conditional against reg. - (do_ld2w): Grab memory in 64-bit chunk, to check alignment. - (do_st2w): Ditto. - -Sat Nov 15 20:57:57 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns: Undo changes from Nov. 11, allowing for odd register - pairs, since the machine doesn't support such usage. Trap on odd - registers, rather than give a warning. Keep do_src and do_trap - changes. - -Fri Nov 14 11:59:29 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (do_trap): Pacify compiler warnings for printf calls. - -Tue Nov 11 18:26:03 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (not_r63_reg): Rename from make_even_reg, only check - for register being r63. Change callers ld2{h,w}, ld4bh{,u}. - (get_reg_not_r63): Rename from get_even_reg, and only check for - register r63. Change callers st2{w,h}, st4b. - (do_src): Correct register pair for shift left. - (do_trap): Temporarily make trap 30 print out the registers. - -Tue Nov 4 08:51:22 1997 Michael Meissner <meissner@cygnus.com> - - * d30v-insns (do_trap): Make trap 31 be used for system calls. - Add primitive write and exit system calls. - - * Makefile (FILTER): New make variable to filter out known igen - warnings. - (tmp-igen): Add $(FILTER) on all 3 invocations of igen to filter - out warnings that should be ignored by default. - -Fri Oct 31 19:36:51 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Change EIT to memory region. - -Fri Oct 17 16:51:31 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * alu.h (ALU16_END): Get result from ALU16_OVERFLOW_RESULT. - (ALU32_END): Get result from ALU32_OVERFLOW_RESULT. - -Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Mon Sep 29 15:23:35 1997 Stu Grossman <grossman@babylon-5.cygnus.com> - - * d30v-insns (MVFSYS MVTSYS): Fix bit patterns so that these - instructions get recognised. - -Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Wed Sep 24 17:51:43 1997 Stu Grossman <grossman@babylon-5.cygnus.com> - - * Makefile.in (SIM_OBJS): Add sim-break.o. - * (INCLUDE_DEPS): Add tconfig.h. - * alu.h (MEM STORE): Change to sim_core_read/write_unaligned to - allow for trapping unaligned accesses. - * cpu.h: Define SIM_BREAKPOINT as syscall 5 for intrinsic breakpoint - mechanism. - * d30v-insn (short syscall): Use syscall 5 for breakpoint insn. - * sim-calls.c (sim_fetch_register sim_store_register): Implement. - * tconfig.in: Define SIM_HAVE_BREAKPOINTS to enable intrinsic - breakpoint mechanism. - -Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN, - SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common. - (SIM_EXTRA_CFLAGS): Update. - -Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure.in: Specify strict alignment. - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Fri Sep 12 16:13:04 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Change memory to - internal inst. RAM h'00000000-h'0000ffff (64KB) - internal data RAM h'20000000-h'20007fff (32KB) - external RAM h'80000000-h'803fffff (4MB) - EIT h'fffff000-h'ffffffff - - -Thu Sep 11 08:59:34 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * Makefile.in (SIM_OBJS): Add sim-hrw.o module. - - * sim-calls.c (sim_read): Delete. use sim-hrw. - (sim_write): Delete, use sim-hrw. - - -Tue Sep 9 01:36:20 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * ic-d30v (imm_5): Update nr args passed to LSMASKED. - - * d30v-insns (do_sat, do_sath, do_sath_p, do_satz, do_satzh): Fix, - computing the max sat value incorrectly. - -Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Fri Sep 5 09:15:33 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (do_mac, do_macs, do_msub, do_mulxs): Use explicit - type cast instead of SIGNED64 macro. - -Thu Sep 4 10:28:45 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * Makefile.in (SIM_OBJS): Include sim-memopt.o module. - - * sim-calls.c (sim_open): Pass zero modulo arg to sim_core_attach - calls. - (sim_open): If no memory, use memory commands to establish d30v - ram. - (d30v_option_handler): Delete, replased by sim-memopt.c. - (sim_create_inferior): Call sim_module_init. - - * sim-main.h (struct sim_state): Remove members eit_ram, - sizeof_eit_ram, external_ram, baseof_external_ram, - sizeof_external_ram. Using generic memory model instead. - -Mon Sep 1 11:04:09 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Use sim_state_alloc. - -Sat Aug 30 10:01:51 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-main.h (INVALID_INSTRUCTION_ADDRESS): Define. - - * engine.c (do_2_short): Compare with INVALID_INSTRUCTION_ADDRESS - not -1. - -Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * config.in: Ditto. - -Wed Aug 27 13:41:54 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Add call to sim_analyze_program, update - call to sim_config. - - * sim-calls.c (sim_create_inferior): Add ABFD argument. - Initialize CPU registers including PC. - (sim_load): Delete, using sim-hload. - - * Makefile.in (SIM_OBJS): Add sim-hload.o module. - -Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * config.in: Ditto. - -Mon Aug 25 15:41:44 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Add ABFD argument. - (sim_open): Move sim_config call to after sim_parse_args. - (sim_open): Check sim_config return status. - -Fri Aug 22 16:38:59 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (do_subh_ppp): Correct name, was do_sub_ppp. - (do_subh_ppp): Compute rc=rb-src instead of src-rb. - (do_addh_ppp): Ditto. - -Fri Jun 27 14:43:20 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (mvfsys, mvtsys): Switch instruction encodings, was - wrong. Update handling of PSW[DS] bit. - (dbt): Fix debug trap address. - - * cpu.h (NR_CONTROL_REGISTERS): Allow the full 64 registers. - -Tue Jun 24 12:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (DBT, RTD): Swap the stack after updating the PSW. - (DBT): Use PSW_SET to update PSW. - - * alu.h (ALU16_END): Check for 16 bit carry and not 32 bit. - -Tue Jun 24 12:16:14 1997 Andrew Cagney <cagney@b2.cygnus.com> - - * d30v-insns (ppp, ccc, pp, XX, p): Update format functions so - that they are of class %s instead of class function. - -Tue Jun 10 12:26:39 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-main.h (engine_error, engine_restart, engine_halt, - engine_run_until_stop): Delete prototypes. Functions deleted - earlier. - (do_interrupt_handler): Add prototype. - (sim_state): Add pending_event member to struct. - - * sim-calls.c (sim_open): Configure interrupt handler. - * engine.c (d30v_interrupt_event): New function. Deliver external - interrupt to processor. - - * d30v-insns (do_stack_swap): Move function from here. - * engine.c (do_stack_swap): To here. - * sim-main.h (do_stack_swap): Add prototype. - - * cpu.h (registers): Change current_sp to an int. - * d30v-insn (do_stack_swap): Update. - -Thu Jun 5 12:54:35 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (LD*, ST*): Disasemble XX == 0 as immed version of - instruction. - (str_XXX): Fix case of XX == 3 - return "-". - -Thu Jun 5 12:54:35 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * engine.c (sim_engine_run): Issuing L->R and R->L instructions in - wrong order. - - * d30v-insn (CMPUcc imm long): With of RB field should be 6 not - three. - (MUL, MUL2H, MULHX): X field 01 instead of 10. - -Thu Jun 5 12:54:35 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns (mvtsys): Don't modify DS bit when writing to PSW. - (dbt, rtd): New instructions. - - * cpu.h (NR_CONTROL_REGISTERS): Now 15. - (debug_program_status_word_cr, debug_program_counter_cr): Add - debug control registers. Renumber other control registers. - (PSW_DS): New PSW bit. - (DPC, DPSW): Define. - -Wed May 28 13:45:47 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * engine.c (sim_engine_run): Check the event queue on every cycle. - - * sim-calls.c (sim_size): Delete. - (sim_do_command): Call sim_args_command. - (sim_open): Move eit_ram and sizeof_eit_ram to sim_state struct. - (simulation): Delete global now depend on sd argument. - (sim_open): Initialize sim-watch. - (d30v_option_handler): New function, parse mem-size argument. - -Tue May 27 14:03:38 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_set_callbacks): Delete. - (sim_write): Pass NULL cpu arg to sim_core_write_buffer. - - * engine.c (engine_init): Delete. Handled in sim_open. - (engine_create): Ditto. - -Tue May 20 10:15:35 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Add callback argument. - (sim_set_callbacks): Delete SIM_DESC argument. - -Mon May 19 14:59:32 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_open): Set the sim.base magic number. - -Fri May 16 15:25:59 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * d30v-insns: Replace engine_error with common sim_engine_abort. - * cpu.c (is_condition_ok, is_wrong_slot): Ditto. - - * engine.c (engine_run_until_stop): Rename this. - (sim_engine_run): To this. Simplify - most moved to common. - - * sim-calls.c (sim_stop_reason, sim_resume, sim_stop): - Delete. Replaced by common code. - - * engine.c (engine_error, engine_restart, engine_halt): Ditto. - - * sim-main.h (SIM_ENGINE_RESTART_HOOK, SIM_ENGINE_HALT_HOOK): - Define as NOPs. - -Mon May 5 23:05:41 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * alu.h (IMEM, MEM, STORE): Update to reflect changes to core in - ../common. - * sim-calls.c (sim_open): Ditto. - - * alu.h, cpu.h, cpu.c, d30v-insn, dc-short: Clean up copyright - notice. - -Fri May 2 12:01:38 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim-options.h, sim-utils.h): Include. - * Makefile.in (sim-calls.o): Add dependencies. - - * d30v-insns (address_word): Remove cia argument from support - functions, igen now does this automatically. - - * Makefile.in (tmp-igen): Include line number information in - generated files. - - * sim-main.h (SIM_DESC): Remove sim_events and sim_core, moved to - simulator base type sim_state_base. - (sim-core.h, sim-events.h, sim-io.h): Replace with #include - "sim-base.h". - - * sim-main.h (sim_state): Track recomendations in common - directory. - * cpu.h (sim_cpu): Ditto. - * engine.c (do_2_short, do_parallel): Ditto. - * cpu.h (GPR): Ditto. - * alu.h (MEM, IMEM, STORE): Ditto. - * cpu.c (is_wrong_slot): Ditto. - * ic-d30v (Aa, Ab): Ditto. - -Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * Makefile.in (SIM_OBJS): Add sim-module.o, sim-profile.o. - * sim-calls.c (sim_open): Call sim_module_uninstall if argument - parsing fails. Call sim_post_argv_init. - (sim_close): Call sim_module_uninstall. - -Fri Apr 18 13:44:48 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * sim-calls.c (sim_stop): New function. - -Thu Apr 17 02:57:55 1997 Doug Evans <dje@canuck.cygnus.com> - - * Makefile.in (SIM_OBJS): Add sim-load.o, sim-options.o, sim-trace.o. - (SIM_EXTRA_{LIBS,LIBDEPS,ALL,INSTALL}): Delete. - (SIM_RUN_OBJS): Change from run.o to nrun.o. - * cpu.h (sim_cpu): New member base. Delete members trace, sd. - (cpu_traces): Delete. - * engine.c (engine_init): Set backlink from cpu to state. - * sim-calls.c: #include bfd.h. - (sim_open): Set STATE_OPEN_KIND. Call sim_pre_argv_init, - sim_parse_args. - (sim_load): Return SIM_RC. New arg abfd. - Call sim_load_file to load file into simulator. - (sim_create_inferior): Return SIM_RC. Delete arg start_address. - (sim_trace): Delete. - * sim-main.h (struct sim_state): sim_state_base is typedef now. - (STATE_CPU): Define. - -Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - * config.in: Ditto. - -Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com> - - * Makefile.in (SIM_EXTRA_DEPS): Define. - (SIM_OBJS): Add sim-utils.o. - (SIM_GEN): Delete tmp-common. - (SIM_EXTRA_CLEAN): Delete clean-common. - (BUILT_SRC_FROM_COMMON): Moved to ../common/Make-common.in. - (tmp-common,clean-common): Delete. - (ENGINE_H): sim-state.h renamed to sim-main.h. - (clean-igen): Delete tmp-insns. - - * cpu.c: sim-state.h renamed to sim-main.h. - * engine.c: Likewise. - * sim-calls.c: Likewise. - (zalloc,zfree): Moved to ../common/sim-utils.c. - * sim-main.h: Renamed from sim-state.h. - - * sim-calls.c (sim_open): New arg `kind'. - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * configure: Regenerated to track ../common/aclocal.m4 changes. - -Wed Apr 2 11:13:15 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * Makefile.in (SIM_OBJS): Link in the recently added sim-config.o - - * engine.c (current_target_byte_order, current_host_byte_order, - current_environment, current_alignment, current_floating_point, - current_model_issue, current_stdio): Delete, moved to - ../common/sim-config.c - -Mon Mar 24 14:50:30 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (do_ldw): Load 4 bytes not 2. - (do_incr, LD*, ST*): Increment register not its value. - -Mon Mar 24 09:59:53 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * cpu.c (is_wrong_slot): Ditto. - (is_condition_ok): Ditto. - - * sim-calls.c (sim_trace): Ditto. - - * engine.c (engine_init): Ditto. - (do_2_short): Ditto. - (engine_run_until_stop): Ditto. - - * d30v-insns (void): Update. For functions, remove `SIM_DESC sd' - and `cpu *processor' arguments as igen now handles this. - - * cpu.h: Rename struct _cpu to struct _sim_cpu. Rename variable - processor to cpu. - - * sim-state.h: Update. - -Fri Mar 21 12:52:12 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (do_sat): Correct calculation of saturate lower - bound. - (do_sath): Ditto. - (do_satzh, do_satz): Arguments should be signed. - - * sim-calls.c (zalloc): Use malloc() instead of xmalloc() for - moment. - (filter_filename): Drop. - - * cpu.h (is_wrong_slot): Correct declaration name - was - is_valid_slot. - - * engine.c (do_parallel): Plicate GCC. - (engine_error): Ditto. - (engine_run_until_stop): Ditto. - * cpu.c (is_wrong_slot): Ditto. - (is_condition_ok): Ditto. - * sim-calls.c (sim_size): Ditto. - (sim_read): Ditto. - (sim_trace): Ditto. - - * engine.h, engine.c (engine_create): Add missing prototype to - header file. Clean up missing variables. - - * configure.in (unistd.h, string.h, strings.h): Configure in. - * configure, config.in: Rebuild. - -Thu Mar 20 19:40:20 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (void): Provide a second emul instruction using a - branch prefix. - -Tue Mar 18 20:51:42 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insn (do_sat*): Pass all necessary args. - -Tue Mar 18 18:49:10 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (SAT*): Issue warning when bit overflow. - (EMUL): Exit with GPR[2] not 2. - -Tue Mar 18 14:24:09 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * sim-state.h: New file rename engine.h. - (sim_state): Rename engine strut to sim_state, rename events and - core members. - - * engine.c: Update. - * cpu.h, cpu.c: Ditto. - * alu.h: Ditto. - * d30v-insns: Ditto. - * sim-calls.c: Ditto. - - * Makefile.in (sim-*.c): Moved to ../common. - -Tue Mar 18 10:39:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (do_mac): Adding wrong register. - (do_macs): Ditto. - (do_msub): Ditto. - (do_msubs): Ditto. - - * ic-d30v: Put back definitions of RaH, RaL, et.al. - (do_sra2h, do_srah): Use. - (do_srl2h, do_srlh): Use. - - * d30v-insns (SAT, SAT2H, SATp, SATZ): Implement saturate. - -Tue Mar 18 03:01:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns: Specify wild insted of reserved bits. - (void): - -Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * configure: Re-generate. - -Mon Mar 17 14:35:37 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * Makefile.in (SIM_EXTRA_CFLAGS), configure.in: Include SIM_* - options. Allow RESERVED_BITS to be configured. - * configure: Re-generate. - - * Makefile.in (sim-*.h): Drop, not needed. - (sim-*.c): Make each explicit so that they automatically update. - -Sat Mar 15 02:34:30 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * ic-d30v (imm long): Incorrect calculation. - - * d30v-insns (EMUL): Finish exit, write-string emul-call. - - * sim-calls.c (sim_trace): Have sim-trace enable basic instruction - tracing. - -Sat Mar 15 02:10:31 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * configure.in: Enable common options - endian, inline and - warnings. - * configure: Regenerate. - -Fri Mar 14 16:11:50 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * Makefile.in (cpu.o): Update dependencies. - * cpu.c (is_condition_ok): Update PSW bit manipulations. - -Fri Mar 14 12:49:20 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * configure.in: Autoconfig m4 - * configure: Regenerate. - - * Makefile.in: Use m4 to preprocess d30v-insns. - * d30v-insn: Adjust. - -Thu Mar 13 12:44:54 1997 Doug Evans <dje@canuck.cygnus.com> - - * sim-calls.c (sim_open): New SIM_DESC result. Argument is now - in argv form. - (other sim_*): New SIM_DESC argument. - -Wed Mar 12 19:05:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * sim-calls.c (sim_open): Create all the d30v RAM blocks. - - * engine.c (engine_run_until_stop): Handle delayed subroutine - call. - * d30v-insn: Ditto. - - * ic-d30v: For Rb and Rc always return the value and not the - equation. - * d30v-insn: Use. - - * ic-d30v (val_Ra): Returns 0 or RA. - * d30v-insn: Use. - - * d30v-insn (make_even_reg, get_even_reg): New functions. Force - the register index to be even, issusing a warning if it was not. - (LD*, ST*): Use. - -Wed Mar 12 14:57:26 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (do_trap): Implement TRAP instruction. - - * alu.h (PSW_F, PSW_FLAG_VAL, PSW_FLAG_SET): New macro, map flag - onto PSW bit. - * ic-d30v: Drop F* expressions. - * d30v-insn: Use more explicit PSW_FLAG_ ops. - * cpu.h (PSW_*): Redo PSW bit values. - * alu.h (ALU*_END): Update. Fix setting of overflow - logic was - backwards. - - * d30v-insn (MVFSYS, MVTSYS): Implement. - * cpu.h (PSWH, PSWL): New macros for high, low word of PSW. - -Wed Mar 12 14:12:11 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * cpu.h (RPT_IS_CALL): New macro for processor field - is_delayed_call. That in turn used as a flag to indicate if a - delayed branch or delayed call is to occure. - * d30v-insns (do_dbra): Set/clear RPT_IS_CALL; - (do_dbrai): Ditto. - (do_dbsr): Ditto. - (do_dbsr): Ditto. - (do_djmp): Ditto. - (do_djmpi): Dotto. - (do_djsr): Ditto. - (do_djsri): Ditto. - (void): - - * d30v-insn (do_incr): Finish - handle modulo registers. - - * d30v-insns (CMPU): Include all possible compare - operations. Issue a warning where op defined by the processor - spec. - -Wed Mar 12 13:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns: Add a new instruction class _EMUL and a new - instruction EMUL that emulates a few basic IO operations. - - * Makefile.in (tmp-igen): Filter in emul instructions. - -Fri Mar 7 20:32:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com> - - * d30v-insns (void): Fill in the gaps. - -Wed Feb 26 09:31:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> - - * Makefile.in (tmp-igen): Include ic-d30v in dependencies. - - * ic-d30v (cache): Update to use H_word, L_word added to - sim-endian.h. - -Tue Feb 25 15:26:51 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> - - * Makefile.in (tmp-igen): Correctly run $(MAKE). - -Thu Feb 20 20:30:31 1997 Andrew Cagney <cagney@critters.cygnus.com> - - * Makefile.in (FROM_IGEN, FROM_COMMON): Make the igen generated - files dependant on tmp-igen. Define ENGINE_H. - -Sun Feb 16 16:42:48 1997 Andrew Cagney <cagney@critters.cygnus.com> - - * configure.in: New file - follow Doug Evans instructions. - * Makefile.in: Ditto. - |