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Kirill Smelkov
linux
Commits
2e8ecdc0
Commit
2e8ecdc0
authored
Oct 31, 2011
by
David S. Miller
Browse files
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Plain Diff
sparc64: Fix masking and shifting in VIS fpcmp emulation.
Signed-off-by:
David S. Miller
<
davem@davemloft.net
>
parent
a52312b8
Changes
1
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Showing
1 changed file
with
16 additions
and
16 deletions
+16
-16
arch/sparc/kernel/visemul.c
arch/sparc/kernel/visemul.c
+16
-16
No files found.
arch/sparc/kernel/visemul.c
View file @
2e8ecdc0
...
@@ -713,17 +713,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
...
@@ -713,17 +713,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
if
(
a
>
b
)
if
(
a
>
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
8
>>
i
;
}
}
break
;
break
;
case
FCMPGT32_OPF
:
case
FCMPGT32_OPF
:
for
(
i
=
0
;
i
<
2
;
i
++
)
{
for
(
i
=
0
;
i
<
2
;
i
++
)
{
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
;
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
ffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
ffff
;
if
(
a
>
b
)
if
(
a
>
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
2
>>
i
;
}
}
break
;
break
;
...
@@ -733,17 +733,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
...
@@ -733,17 +733,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
if
(
a
<=
b
)
if
(
a
<=
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
8
>>
i
;
}
}
break
;
break
;
case
FCMPLE32_OPF
:
case
FCMPLE32_OPF
:
for
(
i
=
0
;
i
<
2
;
i
++
)
{
for
(
i
=
0
;
i
<
2
;
i
++
)
{
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
;
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
ffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
ffff
;
if
(
a
<=
b
)
if
(
a
<=
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
2
>>
i
;
}
}
break
;
break
;
...
@@ -753,17 +753,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
...
@@ -753,17 +753,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
if
(
a
!=
b
)
if
(
a
!=
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
8
>>
i
;
}
}
break
;
break
;
case
FCMPNE32_OPF
:
case
FCMPNE32_OPF
:
for
(
i
=
0
;
i
<
2
;
i
++
)
{
for
(
i
=
0
;
i
<
2
;
i
++
)
{
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
;
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
ffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
ffff
;
if
(
a
!=
b
)
if
(
a
!=
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
2
>>
i
;
}
}
break
;
break
;
...
@@ -773,17 +773,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
...
@@ -773,17 +773,17 @@ static void pcmp(struct pt_regs *regs, unsigned int insn, unsigned int opf)
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
s16
b
=
(
rs2
>>
(
i
*
16
))
&
0xffff
;
if
(
a
==
b
)
if
(
a
==
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
8
>>
i
;
}
}
break
;
break
;
case
FCMPEQ32_OPF
:
case
FCMPEQ32_OPF
:
for
(
i
=
0
;
i
<
2
;
i
++
)
{
for
(
i
=
0
;
i
<
2
;
i
++
)
{
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
;
s32
a
=
(
rs1
>>
(
i
*
32
))
&
0xffff
ffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
;
s32
b
=
(
rs2
>>
(
i
*
32
))
&
0xffff
ffff
;
if
(
a
==
b
)
if
(
a
==
b
)
rd_val
|=
1
<<
i
;
rd_val
|=
2
>>
i
;
}
}
break
;
break
;
}
}
...
...
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