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import gdb-1999-05-25 snapshot

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This commit is contained in:
Jason Molenda 1999-05-25 18:09:07 +00:00
parent 87b23cbadc
commit d8517d37c1
2 changed files with 15 additions and 0 deletions
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4
sim/mcore/ChangeLog
View File

@ -1,3 +1,7 @@
1999-05-21 Nick Clifton <nickc@cygnus.com>
* interp.c (sim_resume): Add more tracing output.
1999-05-17 Keith Seitz <keiths@cygnus.com>
* interp.c (NUM_MCORE_REGS): Increase by one to allow access to PC.

11
sim/mcore/interp.c
View File

@ -1002,6 +1002,9 @@ sim_resume (sd, step, siggnal)
break;
case 0xC: /* jmp */
pc = cpu.gr[RD];
if (tracing && RD == 15)
fprintf (stderr, "Func return, r2 = %x, r3 = %x\n",
cpu.gr[2], cpu.gr[3]);
bonus_cycles++;
needfetch = 1;
break;
@ -1127,6 +1130,9 @@ sim_resume (sd, step, siggnal)
bonus_cycles += ticks;
}
bonus_cycles += 2; /* min. is 3, so add 2, plus ticks above */
if (tracing)
fprintf (stderr, " mult %x by %x to give %x",
cpu.gr[RD], cpu.gr[RS], cpu.gr[RD] * cpu.gr[RS]);
cpu.gr[RD] = cpu.gr[RD] * cpu.gr[RS];
break;
case 0x04: /* loopt */
@ -1205,6 +1211,8 @@ sim_resume (sd, step, siggnal)
case 0x12: /* mov */
cpu.gr[RD] = cpu.gr[RS];
if (tracing)
fprintf (stderr, "MOV %x into reg %d", cpu.gr[RD], RD);
break;
case 0x13: /* bgenr */
@ -1513,6 +1521,9 @@ sim_resume (sd, step, siggnal)
break;
case 0x7F: /* jsri */
cpu.gr[15] = pc;
if (tracing)
fprintf (stderr, "func call: r2 = %x r3 = %x r4 = %x r5 = %x r6 = %x r7 = %x\n",
cpu.gr[2], cpu.gr[3], cpu.gr[4], cpu.gr[5], cpu.gr[6], cpu.gr[7]);
case 0x70: /* jmpi */
pc = rlat ((pc + ((inst & 0xFF) << 2)) & 0xFFFFFFFC);
memops++;