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soft-fp: make __unord* raise "invalid" for signaling NaNs (bug 16036).

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This commit is contained in:
Joseph Myers 2013-10-12 12:23:28 +00:00
parent 8a50944770
commit b7ea74f074
5 changed files with 22 additions and 1 deletions
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6
ChangeLog
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@ -1,5 +1,11 @@
2013-10-12 Joseph Myers <joseph@codesourcery.com>
[BZ #16036]
* soft-fp/unorddf2.c (__unorddf2): Raise "invalid" exception for
signaling NaN arguments.
* soft-fp/unordsf2.c (__unordsf2): Likewise.
* soft-fp/unordtf2.c (__unordtf2): Likewise.
[BZ #14910]
* soft-fp/gedf2.c (__gedf2): Raise "invalid" exception for all
unordered operands.

2
NEWS
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@ -14,7 +14,7 @@ Version 2.19
15681, 15723, 15734, 15735, 15736, 15748, 15749, 15754, 15760, 15797,
15844, 15849, 15855, 15856, 15857, 15859, 15867, 15886, 15887, 15890,
15892, 15893, 15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939,
15963, 15966, 15988, 16032, 16034.
15963, 15966, 15988, 16032, 16034, 16036.
* CVE-2012-4412 The strcoll implementation caches indices and rules for
large collation sequences to optimize multiple passes. This cache

5
soft-fp/unorddf2.c
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@ -32,12 +32,17 @@
CMPtype __unorddf2(DFtype a, DFtype b)
{
FP_DECL_EX;
FP_DECL_D(A); FP_DECL_D(B);
CMPtype r;
FP_INIT_EXCEPTIONS;
FP_UNPACK_RAW_D(A, a);
FP_UNPACK_RAW_D(B, b);
FP_CMP_UNORD_D(r, A, B);
if (r && (FP_ISSIGNAN_D(A) || FP_ISSIGNAN_D(B)))
FP_SET_EXCEPTION(FP_EX_INVALID);
FP_HANDLE_EXCEPTIONS;
return r;
}

5
soft-fp/unordsf2.c
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@ -32,13 +32,18 @@
CMPtype __unordsf2(SFtype a, SFtype b)
{
FP_DECL_EX;
FP_DECL_S(A);
FP_DECL_S(B);
CMPtype r;
FP_INIT_EXCEPTIONS;
FP_UNPACK_RAW_S(A, a);
FP_UNPACK_RAW_S(B, b);
FP_CMP_UNORD_S(r, A, B);
if (r && (FP_ISSIGNAN_S(A) || FP_ISSIGNAN_S(B)))
FP_SET_EXCEPTION(FP_EX_INVALID);
FP_HANDLE_EXCEPTIONS;
return r;
}

5
soft-fp/unordtf2.c
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@ -32,13 +32,18 @@
CMPtype __unordtf2(TFtype a, TFtype b)
{
FP_DECL_EX;
FP_DECL_Q(A);
FP_DECL_Q(B);
CMPtype r;
FP_INIT_EXCEPTIONS;
FP_UNPACK_RAW_Q(A, a);
FP_UNPACK_RAW_Q(B, b);
FP_CMP_UNORD_Q(r, A, B);
if (r && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
FP_SET_EXCEPTION(FP_EX_INVALID);
FP_HANDLE_EXCEPTIONS;
return r;
}