sim/d10v/ChangeLog

   1 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
   2
   3         * endian.c: New file.  Move endian functions here from interp.c.
   4         Optimize code, and make it work as either inline functions or as a
   5         separate file.
   6
   7         * interp.c: Move endian functions from here to endian.c.
   8
   9         * Makefile.in (INCLUDE): Add endian.c.
  10         (run,libsim.a): Add dependency on endian.o.
  11         (endian.o): Add dependency.
  12
  13         * d10v_sim.h (read/write support): Always go through the machine
  14         independent endian functions.  If compiling with GCC and
  15         optimizing, include endian.c so the endian functions are inlined.
  16
  17         * simops.c (OP_5F00): Correct tracing of accumulators.
  18
  19 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  20
  21         * simops.c (OP_5F00): Add support for getpid, kill system calls.
  22
  23         * interp.c (do_{2_short,parallel}): If an exception is raised,
  24         don't execute the second instruction.
  25
  26 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  27
  28         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
  29         temporary in case the register is overriden when loading.
  30         (OP_6200): Output type is OP_DREG for tracing.
  31
  32 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  33
  34         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
  35
  36         * interp.c (sim_size): Initialize mem_{min,max} fields.
  37         (sim_write): Update mem_{min,max} fields.
  38         (sim_resume): If PC is not in the minimum/maximum memory range,
  39         abort.
  40         (sim_create_inferior): Preserve mem_{min,max} fields.
  41
  42 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
  43
  44         * simops.c (OP_5F00): Add support for time() system call.
  45
  46 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  47
  48         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
  49         stored if tracing.
  50         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
  51         system calls.
  52
  53 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  54
  55         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
  56         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
  57         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
  58         to call/subroutine returns to trace the first two arguments and
  59         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
  60
  61 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
  62
  63         * interp.c (sim_create_inferior): Reinitialize State every time
  64         sim_create_inferior() is called.
  65
  66 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
  67
  68         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
  69         on comparisons.
  70         (OP_401): Fix tracing information.
  71
  72 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  73
  74         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
  75         (trace_input_func): Use them.
  76         (trace_input_func): Make sure there is a trailing space after the
  77         instruction.
  78         (OP_6200): Fix tracing info.
  79
  80         * Makefile.in (run): Add dependencies on libbfd.a and
  81         libiberity.a.
  82
  83 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
  84
  85         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
  86         numbers and function names in debug trace.
  87         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
  88         DEBUG_LINE_NUMBER.
  89         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
  90         and exit system call trap being executed.
  91
  92         * interp.c (sim_stop_reason): Set exit code correctly for stop
  93         instruction and exit system call trap.
  94
  95         * configure.in (--enable-sim-cflags): Remove trace case.
  96         (--enable-sim-debug): New switch to set the debug values.
  97         * configure: Regenerate.
  98
  99         * simops.c (trace_{input,output}_func): Rename from
 100         trace_{input,output}.
 101         (trace_{input,output}): Call trace_{input,output}_func if
 102         d10v_debug is non-zero.
 103         (SIZE_INSTRUCTION): Cut down to 8.
 104         (SIZE_OPERANDS): Cut down to 18.
 105         (SIZE_LOCATION): New value for size of line number, function name
 106         field.
 107         (init_text_p,text{,_start,_end}): New static variables for
 108         printing line number and function name.
 109         (exec_bfd): New external that run.c sets.
 110         (trace_input_func): Print line number and function name if
 111         available and if desired.
 112         (OP_4E09): Don't print out DBT message.
 113         (OP_5FE0): Set exception field to SIG_D10V_STOP.
 114         (OP_5F00): Set exception field to SIG_D10V_EXIT.
 115
 116 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 117
 118         * interp.c (do_2_short): If the instruction encodes jump->ins,
 119         don't do the second instruction if the jump succeeds.
 120
 121 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 122
 123         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
 124         accumulators, PC, and F0/F1/C flags.
 125
 126 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
 127
 128         * simops.c (OP_5F00): Fix problems with system calls.
 129
 130 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 131
 132         * simops.c (OP_5F00): Correct tracing information for trap.
 133
 134 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 135
 136         * Makefile.in (CSEARCH): Correctly find opcodes directory.
 137
 138 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 139
 140         * simops.c (trace_output): Properly align accumulator output.
 141         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
 142         if shift count is too high.
 143         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
 144         (OP_4E09): Make cpfg properly trace the input flags.
 145         (op_types): Add OP_FLAG_OUTPUT.
 146         (trace_{input,output}): Support OP_FLAG_OUTPUT.
 147         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
 148         an 8-bit memory reference instruction for tracing purposes.
 149         (OP_201): Addi needs to set the carry.
 150
 151 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 152
 153         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
 154         to use signed register values.
 155
 156 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 157
 158         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
 159         output.
 160         (_ins_type): New enumeration to specify which container an
 161         instruction is in, and whether it is part of a parallel operation.
 162         (_state): Add ins_type field.
 163         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
 164         (ins_type_counters): Counters for the various instruction types.
 165         ({left,right}_nops): Counters for the number of nops in each
 166         container.
 167         (d10v_debug): New variable to indicate whether debugging is turned
 168         on.
 169
 170         * simops.c: (all functions): Change all #ifdef DEBUG code so that
 171         the input and output values can be traced, along with the
 172         instruction type.  Make the -t option enable tracing.
 173         (all functions): Change printf calls to use the printf_filtered
 174         function in the callback table.
 175
 176         * interp.c (_leftright): New enumeration to say whether 2 short
 177         instructions are done left first or right first.
 178         (do_{long,2_short,parallel}): Indicate in the machine state which
 179         type of instruction this is.  Count each of the types of
 180         instructions executed.
 181         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
 182         flag is set.
 183         (sim_resume): Pass left/right indication to do_2_short.
 184         (all functions): Change printf calls to use the printf_filtered
 185         function in the callback table.
 186         (sim_trace): Turn on debug flag if DEBUG was defined, and call
 187         sim_resume.
 188         (sim_info): Print out statistics on instructions.
 189         (sim_{trace,create_inferior}): Eliminate extraneous output unless
 190         debugging.
 191         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
 192         Only initialize the hash table the first time sim_open is called.
 193
 194         * Makefile.in: Make objects depend on d10v_sim.h.
 195         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
 196         CFLAGS does not override host/target defines or SIM_CFLAGS.
 197         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
 198         (run): By default, the math library is not needed to be linked
 199         in.
 200         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
 201         overridden.
 202         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
 203         makes.
 204         ({run,callback}.o): Provide explicit paths to their appropriate
 205         source directories.
 206         (gencode{,.o},d10v-opc.o): Split compilation into creating object
 207         and linking.  Instead of linking in libopcodes.a, just compile
 208         d10v-opc.o directly to handle canadian cross.
 209         (CSEARCH): Add opcodes directory.
 210
 211         * configure.in (--enable-sim-cflags): New switch to allow user to
 212         set the defaults.
 213         (CC_FOR_BUILD): Deal with canadian crosses.
 214         * configure: Regenerate.
 215
 216 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
 217
 218         * simops.c: Include correct syscall.h for d10v, not host's.
 219         Fix #ifdef SYS_stat.
 220
 221 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 222
 223         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
 224         Add trap 2 to be printf and trap 3 to be putchar.
 225
 226 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
 227
 228         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
 229         for low-level system calls.
 230
 231 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 232
 233         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
 234
 235 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 236
 237         * d10v_sim.h (SEXT32): Added.
 238         * interp.c: Commented out printfs.
 239         * simops.c:  Fixed error in sb and st2w.
 240
 241 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 242
 243         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
 244         DSP instructions.  Added modulo addressing.
 245
 246 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 247
 248         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
 249
 250 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 251
 252         * d10v_sim.h, simops.c: Snapshot.
 253
 254 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 255
 256         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
 257         gencode.c, interp.c, simops.c: Created.
 258