sim/tic80/ChangeLog

   1 Fri May  9 15:47:36 1997  Mike Meissner  <meissner@cygnus.com>
   2
   3         * insns (cmp_vals,do_cmp): Produce the correct bits as specified
   4         by the architecture.
   5
   6 Fri May  9 09:55:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   7
   8         * alu.h (long_immediate): Adjust the CIA delay-pointer as well as
   9         the NIA when a 64bit insn.
  10
  11 Thu May  8 11:57:47 1997  Michael Meissner  <meissner@cygnus.com>
  12
  13         * insns (jsr,bsr): For non-allulled calls, set r31 so that the
  14         return address does not reexecute the instruction in the delay
  15         slot.
  16         (bbo,bbz): Complement bit number to reverse the one's complement
  17         that the assembler is required to do.
  18
  19         * misc.c (tic80_trace_*): Change format slightly to accomidate
  20         real large decimal values.
  21
  22 Thu May  8 14:07:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  23
  24         * sim-calls.c (sim_do_command): Implement.
  25         (sim_store_register): Fix typo T2H v H2T.
  26
  27 Wed May  7 11:48:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  28
  29         * cpu.h (TRACE_FPU2, TRACE_FPU3, TRACE_FPU2I): Add.
  30         * insn: Clean up fpu tracing.
  31
  32         * sim-calls.c (sim_create_inferior): Start out with interrupts
  33         enabled.
  34
  35         * cpu.h (TRACE_SINK3), misc.c (tic80_trace_sink3): Three argument
  36         sink
  37
  38         * insns (rdcr, swcr, wrcr, brcr, rmo, lmo): Implement.
  39
  40         * insns (do_*): Remove MY_INDEX/indx argument from support functions,
  41         igen now handles this.
  42
  43         * cpu.h (CR): New macro - access TIc80 control registers.
  44
  45         * misc.c: New file.
  46         (tic80_cr2index): New function, map control register opcode index
  47         into the internal CR enum.
  48
  49         * interp.c
  50         (tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Move from
  51         here
  52         * misc.c: to here.
  53
  54         * Makefile.in (SIM_OBJS): Add misc.o.
  55
  56 Tue May  6 15:22:58 1997  Mike Meissner  <meissner@cygnus.com>
  57
  58         * cpu.h ({,v}{S,D}P_FPR): Delete unused macros that won't work on
  59         big endian hosts.
  60         (tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): Declare
  61         new functions.
  62         (TRACE_{ALU{2,3},NOP,SINK{1,2},{,U}COND_BR,LD,ST}): New macros to
  63         trace various instruction types.
  64
  65         * insns: Modify all instructions to support semantic tracing.
  66
  67         * interp.c (toplevel): Include itable.h.
  68         (tic80_trace_{alu{2,3},nop,sink{1,2},{,u}cond_br,ldst}): New
  69         functions to provide semantic level tracing information.
  70
  71 Mon May  5 11:50:43 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  72
  73         * alu.h: Update usage of core object to reflect recent changes in
  74         ../common/sim-*core.
  75         * sim-calls.c (sim_open): Ditto.
  76
  77 Mon May  5 14:10:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  78
  79         * insn (cmnd): No-op cache flushes.
  80
  81         * insns (do_trap): Allow writes to STDERR.
  82
  83         * Makefile.in (SIM_OBJS): Link in sim-fpu.o.
  84         (SIM_EXTRA_LIBS): Link in the math library.
  85
  86         * alu.h: Add support for floating point unit using sim-alu.
  87
  88         * insns (fadd, fsub, fmpy, fdiv, fcmp, frnd*): Implement.
  89
  90 Fri May  2 14:57:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  91
  92         * sim-calls.c: Include sim-utils.h and sim-options.h.
  93
  94         * sim-main.h (sim_state): Drop sim_events and sim_core members,
  95         moved to simulator base type.
  96
  97         * alu.h (IMEM, MEM, STORE): Update track changes in common
  98         directory.
  99
 100         * insns: Drop cia argument from functions, igen now handles this.
 101
 102         * interp.c (engine_init): Include string.h/strings.h to define
 103         memset et.al.
 104
 105         * sim-main.h (sim_cia): Delcare, tracking common dir changes.
 106
 107         * cpu.h (sim_cpu): Update instruction_address with sim_cia.
 108
 109 Wed Apr 30 11:26:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 110
 111         * sim-main.h (signal.h): Include so that SIG* available to all
 112         callers of sig_halt.
 113
 114         * insns (do_shift): New function, implement shift operations.
 115         (do_trap): Add handler for trap 73 - SIGTRAP.
 116
 117 Tue Apr 29 10:58:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 118
 119         * alu.h (MEM, STORE): Force addresses to be correctly aligned.
 120
 121         * insns (do_jsr): Fix.
 122         (do_st, do_ld): Handle 64bit transfers.
 123         (do_trap): Match libgloss.
 124         (rdcr): Implement nop - Dest == r0 - variant.
 125
 126         * sim-calls.c (sim_create_inferior): Initialize SP.
 127
 128         * Makefile.in (ENGINE_H): Everything now depends on sim-options.h.
 129         (support.o): Depends on ENGINE_H.
 130
 131         * cpu.h: Four accumulators.
 132
 133         * Makefile.in (tmp-igen): Include line number information in
 134         generated files.
 135
 136         * insns (dld, dst): Fill in.
 137
 138 Mon Apr 28 13:02:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 139
 140         * insns (vld): Fix instruction format wrong.
 141
 142 Thu Apr 24 16:43:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 143
 144         * dc: Add additional rules so that minor opcode files are
 145         detected.
 146         * insns: Enable more instructions.
 147
 148         * sim-calls.c (sim_fetch_register,sim_store_register, sim_write):
 149         Implement.
 150
 151 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 152
 153         * configure: Regenerated to track ../common/aclocal.m4 changes.
 154         * Makefile.in (SIM_OBJS): Add sim-module.o, sim-profile.o.
 155         * sim-calls.c (sim_open): Call sim_module_uninstall if argument
 156         parsing fails.  Call sim_post_argv_init.
 157         (sim_close): Call sim_module_uninstall.
 158
 159 Wed Apr 23 20:05:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 160
 161         * insns (and, bbo, bcnd, bsr, dcache, jsr, or, xor, nor): Enable.
 162         * ic: Add fields for enabled instructions.
 163