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softfloat: rename *IsNaN variables to *IsQuietNaN

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Similarly to what has been done in commit
185698715d rename the misnamed *IsNaN
variables into *IsQuietNaN.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2011-01-06 15:38:19 +01:00
parent 34d2386198
commit d735d695e7
1 changed files with 20 additions and 16 deletions
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36
fpu/softfloat-specialize.h
View File

@ -227,15 +227,16 @@ static int pickNaN(flag aIsQNaN, flag aIsSNaN, flag bIsQNaN, flag bIsSNaN,
static float32 propagateFloat32NaN( float32 a, float32 b STATUS_PARAM) static float32 propagateFloat32NaN( float32 a, float32 b STATUS_PARAM)
{ {
flag aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, aIsLargerSignificand; flag aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN;
flag aIsLargerSignificand;
bits32 av, bv, res; bits32 av, bv, res;
if ( STATUS(default_nan_mode) ) if ( STATUS(default_nan_mode) )
return float32_default_nan; return float32_default_nan;
aIsNaN = float32_is_quiet_nan( a ); aIsQuietNaN = float32_is_quiet_nan( a );
aIsSignalingNaN = float32_is_signaling_nan( a ); aIsSignalingNaN = float32_is_signaling_nan( a );
bIsNaN = float32_is_quiet_nan( b ); bIsQuietNaN = float32_is_quiet_nan( b );
bIsSignalingNaN = float32_is_signaling_nan( b ); bIsSignalingNaN = float32_is_signaling_nan( b );
av = float32_val(a); av = float32_val(a);
bv = float32_val(b); bv = float32_val(b);
@ -256,7 +257,7 @@ static float32 propagateFloat32NaN( float32 a, float32 b STATUS_PARAM)
aIsLargerSignificand = (av < bv) ? 1 : 0; aIsLargerSignificand = (av < bv) ? 1 : 0;
} }
if (pickNaN(aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, if (pickNaN(aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN,
aIsLargerSignificand)) { aIsLargerSignificand)) {
res = bv; res = bv;
} else { } else {
@ -375,15 +376,16 @@ static float64 commonNaNToFloat64( commonNaNT a )
static float64 propagateFloat64NaN( float64 a, float64 b STATUS_PARAM) static float64 propagateFloat64NaN( float64 a, float64 b STATUS_PARAM)
{ {
flag aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, aIsLargerSignificand; flag aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN;
flag aIsLargerSignificand;
bits64 av, bv, res; bits64 av, bv, res;
if ( STATUS(default_nan_mode) ) if ( STATUS(default_nan_mode) )
return float64_default_nan; return float64_default_nan;
aIsNaN = float64_is_quiet_nan( a ); aIsQuietNaN = float64_is_quiet_nan( a );
aIsSignalingNaN = float64_is_signaling_nan( a ); aIsSignalingNaN = float64_is_signaling_nan( a );
bIsNaN = float64_is_quiet_nan( b ); bIsQuietNaN = float64_is_quiet_nan( b );
bIsSignalingNaN = float64_is_signaling_nan( b ); bIsSignalingNaN = float64_is_signaling_nan( b );
av = float64_val(a); av = float64_val(a);
bv = float64_val(b); bv = float64_val(b);
@ -404,7 +406,7 @@ static float64 propagateFloat64NaN( float64 a, float64 b STATUS_PARAM)
aIsLargerSignificand = (av < bv) ? 1 : 0; aIsLargerSignificand = (av < bv) ? 1 : 0;
} }
if (pickNaN(aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, if (pickNaN(aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN,
aIsLargerSignificand)) { aIsLargerSignificand)) {
res = bv; res = bv;
} else { } else {
@ -511,7 +513,8 @@ static floatx80 commonNaNToFloatx80( commonNaNT a )
static floatx80 propagateFloatx80NaN( floatx80 a, floatx80 b STATUS_PARAM) static floatx80 propagateFloatx80NaN( floatx80 a, floatx80 b STATUS_PARAM)
{ {
flag aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, aIsLargerSignificand; flag aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN;
flag aIsLargerSignificand;
if ( STATUS(default_nan_mode) ) { if ( STATUS(default_nan_mode) ) {
a.low = floatx80_default_nan_low; a.low = floatx80_default_nan_low;
@ -519,9 +522,9 @@ static floatx80 propagateFloatx80NaN( floatx80 a, floatx80 b STATUS_PARAM)
return a; return a;
} }
aIsNaN = floatx80_is_quiet_nan( a ); aIsQuietNaN = floatx80_is_quiet_nan( a );
aIsSignalingNaN = floatx80_is_signaling_nan( a ); aIsSignalingNaN = floatx80_is_signaling_nan( a );
bIsNaN = floatx80_is_quiet_nan( b ); bIsQuietNaN = floatx80_is_quiet_nan( b );
bIsSignalingNaN = floatx80_is_signaling_nan( b ); bIsSignalingNaN = floatx80_is_signaling_nan( b );
#if SNAN_BIT_IS_ONE #if SNAN_BIT_IS_ONE
a.low &= ~LIT64( 0xC000000000000000 ); a.low &= ~LIT64( 0xC000000000000000 );
@ -540,7 +543,7 @@ static floatx80 propagateFloatx80NaN( floatx80 a, floatx80 b STATUS_PARAM)
aIsLargerSignificand = (a.high < b.high) ? 1 : 0; aIsLargerSignificand = (a.high < b.high) ? 1 : 0;
} }
if (pickNaN(aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, if (pickNaN(aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN,
aIsLargerSignificand)) { aIsLargerSignificand)) {
return b; return b;
} else { } else {
@ -638,7 +641,8 @@ static float128 commonNaNToFloat128( commonNaNT a )
static float128 propagateFloat128NaN( float128 a, float128 b STATUS_PARAM) static float128 propagateFloat128NaN( float128 a, float128 b STATUS_PARAM)
{ {
flag aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, aIsLargerSignificand; flag aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN;
flag aIsLargerSignificand;
if ( STATUS(default_nan_mode) ) { if ( STATUS(default_nan_mode) ) {
a.low = float128_default_nan_low; a.low = float128_default_nan_low;
@ -646,9 +650,9 @@ static float128 propagateFloat128NaN( float128 a, float128 b STATUS_PARAM)
return a; return a;
} }
aIsNaN = float128_is_quiet_nan( a ); aIsQuietNaN = float128_is_quiet_nan( a );
aIsSignalingNaN = float128_is_signaling_nan( a ); aIsSignalingNaN = float128_is_signaling_nan( a );
bIsNaN = float128_is_quiet_nan( b ); bIsQuietNaN = float128_is_quiet_nan( b );
bIsSignalingNaN = float128_is_signaling_nan( b ); bIsSignalingNaN = float128_is_signaling_nan( b );
#if SNAN_BIT_IS_ONE #if SNAN_BIT_IS_ONE
a.high &= ~LIT64( 0x0000800000000000 ); a.high &= ~LIT64( 0x0000800000000000 );
@ -667,7 +671,7 @@ static float128 propagateFloat128NaN( float128 a, float128 b STATUS_PARAM)
aIsLargerSignificand = (a.high < b.high) ? 1 : 0; aIsLargerSignificand = (a.high < b.high) ? 1 : 0;
} }
if (pickNaN(aIsNaN, aIsSignalingNaN, bIsNaN, bIsSignalingNaN, if (pickNaN(aIsQuietNaN, aIsSignalingNaN, bIsQuietNaN, bIsSignalingNaN,
aIsLargerSignificand)) { aIsLargerSignificand)) {
return b; return b;
} else { } else {