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[sim/rx]

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* README.txt: New.
* config.h (CYCLE_ACCURATE, CYCLE_STATS): New.
* configure.in (--enable-cycle-accurate, --enable-cycle-stats):
New.  Default to enabled.
* configure: Regenerate.

* cpu.h (regs_type): Add cycle tracking info.
(reset_pipeline_stats): Declare.
(halt_pipeline_stats): Declare.
(pipeline_stats): Declare.
* main.c (done): Call pipeline_stats().
* mem.h (rx_mem_ptr): Moved to here ...
* mem.c (mem_ptr): ... from here.  Rename throughout.
(mem_put_byte): Move LEDs to Port A.  Add Port B to control cycle
statistics.  Move UART to SCI4.
(mem_put_hi): Add TPU 1-2.  TPU 1 and 2 count CPU cycles.
* reg.c (init_regs): Set Rt reg to -1 (no reg).
* rx.c: Add cycle counting and statistics throughout.
(rx_get_byte): Optimize for speed.
(decode_opcode): Likewise.
(reset_pipeline_stats): New.
(halt_pipeline_stats): New.
(pipeline_stats): New.
* trace.c (sim_disasm_one): Print cycle count.

[include/opcode]
* rx.h (RX_Opcode_ID): Add nop2 and nop3 for statistics.
This commit is contained in:
DJ Delorie
2010-07-28 21:58:22 +00:00
parent aab56a41cf
commit f4b40e3b3e
2 changed files with 6 additions and 1 deletions
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4
include/opcode/ChangeLog
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@@ -1,3 +1,7 @@
2010-07-27 DJ Delorie <dj@redhat.com>
* rx.h (RX_Opcode_ID): Add nop2 and nop3 for statistics.
2010-07-23 Naveen.H.S <naveen.S@kpitcummins.com> 2010-07-23 Naveen.H.S <naveen.S@kpitcummins.com>
Ina Pandit <ina.pandit@kpitcummins.com> Ina Pandit <ina.pandit@kpitcummins.com>

3
include/opcode/rx.h
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@@ -57,7 +57,6 @@ typedef enum
RXO_movbir, /* [s,s2] = d (signed) */ RXO_movbir, /* [s,s2] = d (signed) */
RXO_pushm, /* s..s2 */ RXO_pushm, /* s..s2 */
RXO_popm, /* s..s2 */ RXO_popm, /* s..s2 */
RXO_pusha, /* &s */
RXO_xchg, /* s <-> d */ RXO_xchg, /* s <-> d */
RXO_stcc, /* d = s if cond(s2) */ RXO_stcc, /* d = s if cond(s2) */
RXO_rtsd, /* rtsd, 1=imm, 2-0 = reg if reg type */ RXO_rtsd, /* rtsd, 1=imm, 2-0 = reg if reg type */
@@ -98,6 +97,8 @@ typedef enum
RXO_jsrrel, /* pc += d */ RXO_jsrrel, /* pc += d */
RXO_rts, RXO_rts,
RXO_nop, RXO_nop,
RXO_nop2,
RXO_nop3,
RXO_scmpu, RXO_scmpu,
RXO_smovu, RXO_smovu,