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target/microblaze: Treat pvr_regs as constant 

Do not allow gdb to set the values, and don't bother dumping
unchanging values with -d cpu.

Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-09-04 11:12:49 -07:00
parent a4bcfc3380
commit 5ad7cc07e5
2 changed files with 0 additions and 9 deletions
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4
target/microblaze/gdbstub.c
View File

@ -132,10 +132,6 @@ int mb_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
case GDB_BTR:
env->btr = tmp;
break;
case GDB_PVR0 ... GDB_PVR11:
/* PVR12 is intentionally skipped */
cpu->cfg.pvr_regs[n - GDB_PVR0] = tmp;
break;
case GDB_EDR:
env->edr = tmp;
break;

5
target/microblaze/translate.c
View File

@ -1919,11 +1919,6 @@ void mb_cpu_dump_state(CPUState *cs, FILE *f, int flags)
env->esr, env->fsr, env->btr, env->edr,
env->ear, env->slr, env->shr);
for (i = 0; i < 12; i++) {
qemu_fprintf(f, "rpvr%-2d=%08x%c",
i, env->pvr.regs[i], i % 4 == 3 ? '\n' : ' ');
}
for (i = 0; i < 32; i++) {
qemu_fprintf(f, "r%2.2d=%08x%c",
i, env->regs[i], i % 4 == 3 ? '\n' : ' ');