darlinghq/darling-gdb
1
0
Fork 0
mirror of https://github.com/darlinghq/darling-gdb.git synced 2025-01-22 09:04:58 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

sim: bfin: allow pushing of SP

Browse Source 
The hardware respects this insn, and some code (like the on-chip bootrom)
uses it, so allow it.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2011-05-14 16:00:37 +00:00
parent 28fe96b798
commit efac2223c4
2 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
sim/bfin/ChangeLog
View File

@ -1,3 +1,8 @@
2011-05-14 Mike Frysinger <vapier@gentoo.org>
* bfin-sim.c (decode_PushPopReg_0): Delete (grp == 1 && reg == 6)
check for SP reg.
2011-05-14 Mike Frysinger <vapier@gentoo.org>
* dv-bfin_uart.c (bfin_uart_write_byte): Add a mcr arg. Declare a

3
sim/bfin/bfin-sim.c
View File

@ -2035,8 +2035,7 @@ decode_PushPopReg_0 (SIM_CPU *cpu, bu16 iw0)
else
{
TRACE_INSN (cpu, "[--SP] = %s;", reg_name);
/* Can't push SP. */
if (INSN_LEN == 8 || (grp == 1 && reg == 6))
if (INSN_LEN == 8)
illegal_instruction_combination (cpu);
sp -= 4;