Thu Sep 19 21:38:20 1996 Michael Meissner * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right on comparisons. (OP_401): Fix tracing information. Thu Sep 19 10:30:22 1996 Michael Meissner * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output. (trace_input_func): Use them. (trace_input_func): Make sure there is a trailing space after the instruction. (OP_6200): Fix tracing info. * Makefile.in (run): Add dependencies on libbfd.a and libiberity.a. Wed Sep 18 09:13:25 1996 Michael Meissner * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line numbers and function names in debug trace. (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and DEBUG_LINE_NUMBER. (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction and exit system call trap being executed. * interp.c (sim_stop_reason): Set exit code correctly for stop instruction and exit system call trap. * configure.in (--enable-sim-cflags): Remove trace case. (--enable-sim-debug): New switch to set the debug values. * configure: Regenerate. * simops.c (trace_{input,output}_func): Rename from trace_{input,output}. (trace_{input,output}): Call trace_{input,output}_func if d10v_debug is non-zero. (SIZE_INSTRUCTION): Cut down to 8. (SIZE_OPERANDS): Cut down to 18. (SIZE_LOCATION): New value for size of line number, function name field. (init_text_p,text{,_start,_end}): New static variables for printing line number and function name. (exec_bfd): New external that run.c sets. (trace_input_func): Print line number and function name if available and if desired. (OP_4E09): Don't print out DBT message. (OP_5FE0): Set exception field to SIG_D10V_STOP. (OP_5F00): Set exception field to SIG_D10V_EXIT. Sat Sep 14 22:18:43 1996 Michael Meissner * interp.c (do_2_short): If the instruction encodes jump->ins, don't do the second instruction if the jump succeeds. Fri Sep 13 22:35:19 1996 Michael Meissner * simops.c (OP_5F00): Use unknown traps to print all GPRs, accumulators, PC, and F0/F1/C flags. Thu Sep 12 12:50:11 1996 Mark Alexander * simops.c (OP_5F00): Fix problems with system calls. Thu Sep 12 12:19:28 1996 Michael Meissner * simops.c (OP_5F00): Correct tracing information for trap. Wed Sep 11 18:55:50 1996 Michael Meissner * Makefile.in (CSEARCH): Correctly find opcodes directory. Mon Sep 9 13:27:26 1996 Michael Meissner * simops.c (trace_output): Properly align accumulator output. (OP_3{0,2,4}00): Properly parenthesize test expression. Add error if shift count is too high. (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book. (OP_4E09): Make cpfg properly trace the input flags. (op_types): Add OP_FLAG_OUTPUT. (trace_{input,output}): Support OP_FLAG_OUTPUT. (OP_31000000): This ld2w varient is a 16-bit memory reference, not an 8-bit memory reference instruction for tracing purposes. (OP_201): Addi needs to set the carry. Fri Sep 6 17:56:17 1996 Martin M. Hunt * simops.c (OP_2600, OP_2601): Changed min and max comparisons to use signed register values. Wed Sep 4 11:35:17 1996 Michael Meissner * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug output. (_ins_type): New enumeration to specify which container an instruction is in, and whether it is part of a parallel operation. (_state): Add ins_type field. ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types. (ins_type_counters): Counters for the various instruction types. ({left,right}_nops): Counters for the number of nops in each container. (d10v_debug): New variable to indicate whether debugging is turned on. * simops.c: (all functions): Change all #ifdef DEBUG code so that the input and output values can be traced, along with the instruction type. Make the -t option enable tracing. (all functions): Change printf calls to use the printf_filtered function in the callback table. * interp.c (_leftright): New enumeration to say whether 2 short instructions are done left first or right first. (do_{long,2_short,parallel}): Indicate in the machine state which type of instruction this is. Count each of the types of instructions executed. (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug flag is set. (sim_resume): Pass left/right indication to do_2_short. (all functions): Change printf calls to use the printf_filtered function in the callback table. (sim_trace): Turn on debug flag if DEBUG was defined, and call sim_resume. (sim_info): Print out statistics on instructions. (sim_{trace,create_inferior}): Eliminate extraneous output unless debugging. (sim_open): If args == -t and DEBUG was defined, set d10v_debug. Only initialize the hash table the first time sim_open is called. * Makefile.in: Make objects depend on d10v_sim.h. ({,SIM_}CFLAGS): Include configure dependent switches. Setting CFLAGS does not override host/target defines or SIM_CFLAGS. (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode. (run): By default, the math library is not needed to be linked in. ({BFD,LIBIBERTY}_LIB): Define as variables so they can be overridden. (VPATH): Don't set to anything but @srcdir@ to work with non-GNU makes. ({run,callback}.o): Provide explicit paths to their appropriate source directories. (gencode{,.o},d10v-opc.o): Split compilation into creating object and linking. Instead of linking in libopcodes.a, just compile d10v-opc.o directly to handle canadian cross. (CSEARCH): Add opcodes directory. * configure.in (--enable-sim-cflags): New switch to allow user to set the defaults. (CC_FOR_BUILD): Deal with canadian crosses. * configure: Regenerate. Wed Sep 04 04:45:34 1996 Mark Alexander * simops.c: Include correct syscall.h for d10v, not host's. Fix #ifdef SYS_stat. Tue Sep 3 14:00:04 1996 Michael Meissner * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef. Add trap 2 to be printf and trap 3 to be putchar. Wed Aug 28 21:42:34 1996 Mark Alexander * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support for low-level system calls. Wed Aug 28 17:33:19 1996 Martin M. Hunt * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems. Mon Aug 26 18:30:28 1996 Martin M. Hunt * d10v_sim.h (SEXT32): Added. * interp.c: Commented out printfs. * simops.c: Fixed error in sb and st2w. Thu Aug 15 13:30:03 1996 Martin M. Hunt * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining DSP instructions. Added modulo addressing. Sun Aug 11 12:57:15 1996 Martin M. Hunt * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot. Fri Aug 2 17:44:24 1996 Martin M. Hunt * d10v_sim.h, simops.c: Snapshot. Thu Aug 1 17:05:24 1996 Martin M. Hunt * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h, gencode.c, interp.c, simops.c: Created.