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authorMarkos Chandras <markos.chandras@imgtec.com>2015-07-17 10:36:03 +0100
committerRalf Baechle <ralf@linux-mips.org>2015-09-03 12:07:43 +0200
commite8f80cc1a6d80587136b015e989a12827e1fcfe5 (patch)
tree59ce41b6f9a045eaf020ca6b41343f1d3c027212 /arch/mips/math-emu
parent166457436e38175e1d9891f98d9d6edbee100f32 (diff)
downloadblackbird-op-linux-e8f80cc1a6d80587136b015e989a12827e1fcfe5.tar.gz
blackbird-op-linux-e8f80cc1a6d80587136b015e989a12827e1fcfe5.zip
MIPS: math-emu: Allow m{f,t}hc emulation on MIPS R6
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>
Diffstat (limited to 'arch/mips/math-emu')
-rw-r--r--arch/mips/math-emu/cp1emu.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index cd858953a783..e78b1ae6dcdb 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -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] */
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