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softfloat-macros.h 24.9 kB
softfloat-specialize.h 30.6 kB
softfloat.c 228.5 kB
softfloat.h 23.4 kB

Latest revisions

# Date Author Comment
789ec7ce 07/29/2011 04:25 pm Paolo Bonzini

softfloat: change default nan definitions to variables

Most definitions in softfloat.h are really target-independent, but the
file is not because it includes definitions of the default NaN values.
Change those to variables to allow including softfloat.h from files that...
587eabfa 06/03/2011 05:07 pm Aurelien Jarno

softfloat: add float*_is_zero_or_denormal()

float*_is_zero_or_denormal() is available for float32, but not for
float64, floatx80 and float128. Fix that.

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>
cf67c6ba 06/03/2011 05:07 pm Aurelien Jarno

softfloat-native: remove

Remove softfloat-native support, all targets are now using softfloat
instead.

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>
be22a9ab 06/03/2011 05:07 pm Aurelien Jarno

softfloat: always enable floatx80 and float128 support

Now that softfloat-native is gone, there is no real point on not always
enabling floatx80 and float128 support.

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>
e6afc87f 05/23/2011 11:39 pm Peter Maydell

softfloat: Add new flag for when denormal result is flushed to zero

Add a new float_flag_output_denormal which is set when the result
of a floating point operation would be denormal but is flushed to
zero because we are in flush_to_zero mode. This is necessary because...
326b9e98 04/25/2011 12:18 pm Aurelien Jarno

softfloat: fix float*_scalnb() corner cases

float*_scalnb() were not taking into account all cases. This patch fixes
some corner cases:
- NaN values in input were not properly propagated and the invalid flag
not correctly raised. Use propagateFloat*NaN() for that....
d6882cf0 04/25/2011 12:18 pm Aurelien Jarno

softfloat-native: fix float*_scalbn() functions

float*_scalbn() should be able to take a status parameter. Fix that.

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>
4cc5383f 04/25/2011 12:18 pm Aurelien Jarno

softfloat-native: add float*_is_any_nan() functions

Add float*_is_any_nan() functions to match the softfloat API.

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>
d2b1027d 04/25/2011 12:18 pm Aurelien Jarno

softfloat-native: add a few constant values

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>
f6714d36 04/25/2011 12:18 pm Aurelien Jarno

softfloat: add floatx80_compare*() functions

Add floatx80_compare() and floatx80_compare_quiet() functions to match
the softfloat-native ones.

Reviewed-by: Peter Maydell <>
Signed-off-by: Aurelien Jarno <>

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