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authorIngo Molnar <mingo@elte.hu>2009-11-04 11:54:15 +0100
committerIngo Molnar <mingo@elte.hu>2009-11-04 11:59:45 +0100
commita2e71271535fde493c32803b1f34789f97efcb5e (patch)
tree90d7139bea2f49e947f27af92614fa6eca50b64d /arch/mips/math-emu/dp_simple.c
parent6d7aa9d721c8c640066142fd9534afcdf68d7f9d (diff)
parentb419148e567728f6af0c3b01965c1cc141e3e13a (diff)
Merge commit 'v2.6.32-rc6' into perf/core
Conflicts: tools/perf/Makefile Merge reason: Resolve the conflict, merge to upstream and merge in perf fixes so we can add a dependent patch. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/mips/math-emu/dp_simple.c')
-rw-r--r--arch/mips/math-emu/dp_simple.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/mips/math-emu/dp_simple.c b/arch/mips/math-emu/dp_simple.c
index 1c555e6c6a9..d9ae1dbabda 100644
--- a/arch/mips/math-emu/dp_simple.c
+++ b/arch/mips/math-emu/dp_simple.c
@@ -62,8 +62,6 @@ ieee754dp ieee754dp_neg(ieee754dp x)
return ieee754dp_nanxcpt(y, "neg");
}
- if (ieee754dp_isnan(x)) /* but not infinity */
- return ieee754dp_nanxcpt(x, "neg", x);
return x;
}
@@ -76,15 +74,12 @@ ieee754dp ieee754dp_abs(ieee754dp x)
CLEARCX;
FLUSHXDP;
+ /* Clear sign ALWAYS, irrespective of NaN */
+ DPSIGN(x) = 0;
+
if (xc == IEEE754_CLASS_SNAN) {
- SETCX(IEEE754_INVALID_OPERATION);
- return ieee754dp_nanxcpt(ieee754dp_indef(), "neg");
+ return ieee754dp_nanxcpt(ieee754dp_indef(), "abs");
}
- if (ieee754dp_isnan(x)) /* but not infinity */
- return ieee754dp_nanxcpt(x, "abs", x);
-
- /* quick fix up */
- DPSIGN(x) = 0;
return x;
}