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authorJoseph Myers <joseph@codesourcery.com>2017-10-30 16:42:28 +0000
committerJoseph Myers <joseph@codesourcery.com>2017-10-30 16:42:28 +0000
commitce12269fac8cb873df1a8785e4a6cde870855590 (patch)
treee6a54819f72d08d032acfe9e590eaa12213ef2de /ChangeLog
parent4484b9e29656980f18bb0fc8cdb6b1bbe5364f21 (diff)
downloadglibc-ce12269fac8cb873df1a8785e4a6cde870855590.tar.gz
glibc-ce12269fac8cb873df1a8785e4a6cde870855590.tar.xz
glibc-ce12269fac8cb873df1a8785e4a6cde870855590.zip
Add _FloatN, _FloatNx M_* constants.
Continuing the preparation for additional _FloatN / _FloatNx type
support, this patch adds M_* constants for such types.  The decimal
expansions used are all the same as used for _Float128; there's no
need to reduce the precision used.  In the case of _Float128x, #error
is used because the constants would need additional precision, but how
much is needed would depend on the actual _Float128x format used, so
it's not possible to add header support simply as part of code that
handles all _FloatN / _FloatNx types similarly.

Tested for x86_64.

	* math/math.h [__HAVE_FLOAT16 && __USE_GNU] (M_Ef16): New macro.
	[__HAVE_FLOAT16 && __USE_GNU] (M_LOG2Ef16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_LOG10Ef16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_LN2f16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_LN10f16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_PIf16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_PI_2f16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_PI_4f16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_1_PIf16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_2_PIf16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_2_SQRTPIf16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_SQRT2f16): Likewise.
	[__HAVE_FLOAT16 && __USE_GNU] (M_SQRT1_2f16): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_Ef32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_LOG2Ef32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_LOG10Ef32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_LN2f32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_LN10f32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_PIf32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_PI_2f32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_PI_4f32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_1_PIf32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_2_PIf32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_2_SQRTPIf32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_SQRT2f32): Likewise.
	[__HAVE_FLOAT32 && __USE_GNU] (M_SQRT1_2f32): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_Ef64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_LOG2Ef64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_LOG10Ef64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_LN2f64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_LN10f64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_PIf64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_PI_2f64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_PI_4f64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_1_PIf64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_2_PIf64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_2_SQRTPIf64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_SQRT2f64): Likewise.
	[__HAVE_FLOAT64 && __USE_GNU] (M_SQRT1_2f64): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_Ef32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_LOG2Ef32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_LOG10Ef32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_LN2f32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_LN10f32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_PIf32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_PI_2f32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_PI_4f32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_1_PIf32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_2_PIf32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_2_SQRTPIf32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_SQRT2f32x): Likewise.
	[__HAVE_FLOAT32X && __USE_GNU] (M_SQRT1_2f32x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_Ef64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_LOG2Ef64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_LOG10Ef64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_LN2f64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_LN10f64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_PIf64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_PI_2f64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_PI_4f64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_1_PIf64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_2_PIf64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_2_SQRTPIf64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_SQRT2f64x): Likewise.
	[__HAVE_FLOAT64X && __USE_GNU] (M_SQRT1_2f64x): Likewise.
	[__HAVE_FLOAT128X && __USE_GNU]: Use #error.
Diffstat (limited to 'ChangeLog')
-rw-r--r--ChangeLog69
1 files changed, 69 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index f0921f8340..59612389c9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,72 @@
+2017-10-30  Joseph Myers  <joseph@codesourcery.com>
+
+	* math/math.h [__HAVE_FLOAT16 && __USE_GNU] (M_Ef16): New macro.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_LOG2Ef16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_LOG10Ef16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_LN2f16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_LN10f16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_PIf16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_PI_2f16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_PI_4f16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_1_PIf16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_2_PIf16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_2_SQRTPIf16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_SQRT2f16): Likewise.
+	[__HAVE_FLOAT16 && __USE_GNU] (M_SQRT1_2f16): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_Ef32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_LOG2Ef32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_LOG10Ef32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_LN2f32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_LN10f32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_PIf32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_PI_2f32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_PI_4f32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_1_PIf32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_2_PIf32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_2_SQRTPIf32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_SQRT2f32): Likewise.
+	[__HAVE_FLOAT32 && __USE_GNU] (M_SQRT1_2f32): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_Ef64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_LOG2Ef64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_LOG10Ef64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_LN2f64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_LN10f64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_PIf64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_PI_2f64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_PI_4f64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_1_PIf64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_2_PIf64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_2_SQRTPIf64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_SQRT2f64): Likewise.
+	[__HAVE_FLOAT64 && __USE_GNU] (M_SQRT1_2f64): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_Ef32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_LOG2Ef32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_LOG10Ef32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_LN2f32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_LN10f32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_PIf32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_PI_2f32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_PI_4f32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_1_PIf32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_2_PIf32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_2_SQRTPIf32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_SQRT2f32x): Likewise.
+	[__HAVE_FLOAT32X && __USE_GNU] (M_SQRT1_2f32x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_Ef64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_LOG2Ef64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_LOG10Ef64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_LN2f64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_LN10f64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_PIf64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_PI_2f64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_PI_4f64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_1_PIf64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_2_PIf64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_2_SQRTPIf64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_SQRT2f64x): Likewise.
+	[__HAVE_FLOAT64X && __USE_GNU] (M_SQRT1_2f64x): Likewise.
+	[__HAVE_FLOAT128X && __USE_GNU]: Use #error.
+
 2017-10-30  Florian Weimer  <fweimer@redhat.com>
 
 	* elf/ldconfig.c (search_dir): Assume that _DIRENT_HAVE_D_TYPE is