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[thirdparty/binutils-gdb.git] / sim / rx / ChangeLog
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12010-09-29 Kevin Buettner <kevinb@redhat.com>
2
3 * mem.c (rx_mem_ptr): When invalidating the decode cache, account
4 for the fact that the instruction decoder never uses swapped
5 addresses.
6
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72010-09-29 Nick Clifton <nickc@redhat.com>
8
9 * rx.c (decode_opcode: RXO_int): Only break out of the emulation
10 loop if rx_syscall() does not return a RX_STEPPED result.
11
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122010-09-23 Kevin Buettner <kevinb@redhat.com>
13
14 * rx.c (decode_opcode): Add cycle information for RXO_smovu.
15
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162010-09-23 Kevin Buettner <kevinb@redhat.com>
17
18 * fpu.c, gdb-if.c, load.c, misc.c, syscalls.c (config.h): Include.
19
3c7be86b 20 * rx.c (decode_opcode): Declare `tx' as unsigned.
6607c80d 21
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22 * cpu.h (reset_decoder): Declare.
23 * load.c (rx_load): Call `reset_decoder'.
24 * rx.c (reset_decoder): New function.
25
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262010-07-29 DJ Delorie <dj@redhat.com>
27
28 * rx.c (decode_cache_base): New.
29 (id_names): Remove ediv and edivu.
30 (optype_names): Add TwoReg.
31 (maybe_get_mem_page): New.
32 (rx_get_byte): Call it.
33 (get_op): Add TwoReg support.
34 (put_op): Likewise.
35 (PD, PS, PS2, GD, GS, GS2, DSZ, SSZ, S2SZ, US1, US2, OM): "opcode"
36 is a pointer now.
37 (DO_RETURN): New. We use longjmp to return an exception result.
38 (decode_opcode): Make opcode a pointer to the decode cache. Save
39 decoded opcode information and re-use. Call DO_RETURN instead of
40 return throughout. Remove ediv and edivu.
41 * mem.c (ptdc): New. Adds decode cache.
42 (rx_mem_ptr): Support it.
43 (rx_mem_decode_cache): New.
44 * mem.h (enum mem_ptr_action): add MPA_DECODE_CACHE.
45 (rx_mem_decode_cache): Declare.
46 * gdb-if.c (sim_resume): Add decode_opcode's setjmp logic here...
47 * main.c (main): ...and here. Use a fast loop if neither trace
48 nor disassemble is given.
49 * cpu.h (RX_MAKE_STEPPED, RX_MAKE_HIT_BREAK, RX_MAKE_EXITED,
50 RX_MAKE_STOPPED, RX_EXITED, RX_STOPPED): Adjust so that 0 is not a
51 valid code for anything.
52
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532010-07-27 DJ Delorie <dj@redhat.com>
54
55 * README.txt: New.
56 * config.h (CYCLE_ACCURATE, CYCLE_STATS): New.
57 * configure.in (--enable-cycle-accurate, --enable-cycle-stats):
58 New. Default to enabled.
59 * configure: Regenerate.
60
61 * cpu.h (regs_type): Add cycle tracking info.
62 (reset_pipeline_stats): Declare.
63 (halt_pipeline_stats): Declare.
64 (pipeline_stats): Declare.
65 * main.c (done): Call pipeline_stats().
66 * mem.h (rx_mem_ptr): Moved to here ...
67 * mem.c (mem_ptr): ... from here. Rename throughout.
68 (mem_put_byte): Move LEDs to Port A. Add Port B to control cycle
69 statistics. Move UART to SCI4.
70 (mem_put_hi): Add TPU 1-2. TPU 1 and 2 count CPU cycles.
71 * reg.c (init_regs): Set Rt reg to -1 (no reg).
72 * rx.c: Add cycle counting and statistics throughout.
73 (rx_get_byte): Optimize for speed.
74 (decode_opcode): Likewise.
75 (reset_pipeline_stats): New.
76 (halt_pipeline_stats): New.
77 (pipeline_stats): New.
78 * trace.c (sim_disasm_one): Print cycle count.
79
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802010-07-07 Kevin Buettner <kevinb@redhat.com>
81
82 * gdb-if.c (sim_store_register): Add case for sim_rx_acc_regnum.
83
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842010-06-24 Kevin Buettner <kevinb@redhat.com>
85
86 * gdb-if.c (trace.h): Include.
87 (reg_size, sim_fetch_register): Add cases for sim_rx_acc_regnum.
88
092b7bb8
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892010-06-07 Nick Clifton <nickc@redhat.com>
90
91 * reg.c (set_oszc): Use unsigned int for the mask.
92 (set_szc, set_osz, set_sz): Likewise.
93
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942010-05-28 Kevin Buettner <kevinb@redhat.com>
95
96 * gdb-if.c (sim_do_command): Add a "sim verbose noisy" command.
97
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982010-04-14 Mike Frysinger <vapier@gentoo.org>
99
100 * gdb-if.c (sim_write): Add const to buf arg.
101
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1022010-01-30 Masaki Muranaka <monaka@monami-software.com>
103
104 * configure.in: Check if the host has getopt.h.
105 * configure: Regenerate.
106 * config.in: Regenerate.
107 * main.c: Include config.h.
108 Use HAVE_STDLIB_H, HAVE_UNISTD_H, HAVE_GETOPT_H.
109 Include getopt.h in case HAVE_GETOPT_H is defined.
110
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1112009-12-22 Yoshinori Sato <ysato@users.sourceforge.jp>
112
113 * rx/rx.c (decode_opcode): btst bit address mask fix.
114
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1152009-11-30 DJ Delorie <dj@redhat.com>
116
117 * rx/rx.c (decode_opcode): fix SWHILE logic.
118
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1192009-10-27 DJ Delorie <dj@redhat.com>
120 Kevin Buettner <kevinb@redhat.com>
121
122 * load.h: New.
123 * rx.c: New.
124 * syscalls.c: New.
125 * syscalls.h: New.
126 * load.c: New.
127 * configure.in: New.
128 * gdb-if.c: New.
129 * err.c: New.
130 * cpu.h: New.
131 * Makefile.in: New.
132 * fpu.c: New.
133 * mem.c: New.
134 * config.in: New.
135 * err.h: New.
136 * reg.c: New.
137 * mem.h: New.
138 * main.c: New.
139 * misc.h: New.
140 * trace.c: New.
141 * misc.c: New.
142 * syscall.h: New.
143 * trace.h: New.
144 * fpu.h: New.