redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

MIPS: math-emu: Allow m{f,t}hc emulation on MIPS R6

Browse source 
The mfhc/mthc instructions are supported on MIPS R6 so emulate
them if needed.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: <stable@vger.kernel.org> # 4.0+
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/10737/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Markos Chandras 2015-07-17 10:36:03 +01:00 committed by Ralf Baechle
parent 166457436e
commit e8f80cc1a6
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
arch/mips/math-emu/cp1emu.c
View file

@ -1137,7 +1137,7 @@ emul:
break;
case mfhc_op:
if (!cpu_has_mips_r2)
if (!cpu_has_mips_r2_r6)
goto sigill;
/* copregister rd -> gpr[rt] */
@ -1148,7 +1148,7 @@ emul:
break;
case mthc_op:
if (!cpu_has_mips_r2)
if (!cpu_has_mips_r2_r6)
goto sigill;
/* copregister rd <- gpr[rt] */