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authorJoseph Myers <joseph@codesourcery.com>2018-09-20 21:11:10 +0000
committerJoseph Myers <joseph@codesourcery.com>2018-09-20 21:11:10 +0000
commit7abf97bed9c24464a8a68fb9f9fe8d1e55c6b54c (patch)
treebd95af810312e1718aeb0f9b652bf5b260998540 /ChangeLog
parentd90c9b1a121295a5e31810b899ab637f68898857 (diff)
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Use trunc functions not __trunc functions in glibc libm.
Continuing the move to use, within libm, public names for libm
functions that can be inlined as built-in functions on many
architectures, this patch moves calls to __trunc functions to call the
corresponding trunc names instead, with asm redirection to __trunc
when the calls are not inlined.

Tested for x86_64, and with build-many-glibcs.py.

	* include/math.h [!_ISOMAC && !(__FINITE_MATH_ONLY__ &&
	__FINITE_MATH_ONLY__ > 0) && !NO_MATH_REDIRECT] (trunc): Redirect
	using MATH_REDIRECT.
	* sysdeps/aarch64/fpu/s_trunc.c: Define NO_MATH_REDIRECT before
	header inclusion.
	* sysdeps/aarch64/fpu/s_truncf.c: Likewise.
	* sysdeps/ieee754/dbl-64/wordsize-64/s_trunc.c: Likewise.
	* sysdeps/ieee754/float128/s_truncf128.c: Likewise.
	* sysdeps/ieee754/dbl-64/s_trunc.c: Likewise.
	* sysdeps/ieee754/flt-32/s_truncf.c: Likewise.
	* sysdeps/ieee754/ldbl-128/s_truncl.c: Likewise.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_trunc.c: Likewise.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_truncf.c: Likewise.
	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c: Likewise.
	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf.c: Likewise.
	* sysdeps/riscv/rv64/rvd/s_trunc.c: Likewise.
	* sysdeps/riscv/rvf/s_truncf.c: Likewise.
	* sysdeps/sparc/sparc64/fpu/multiarch/s_trunc.c: Likewise.
	* sysdeps/sparc/sparc64/fpu/multiarch/s_truncf.c: Likewise.
	* sysdeps/x86_64/fpu/multiarch/s_trunc.c: Likewise.
	* sysdeps/x86_64/fpu/multiarch/s_truncf.c: Likewise.
	* sysdeps/m68k/m680x0/fpu/s_trunc_template.c: Likewise.
	* sysdeps/ieee754/ldbl-128ibm/s_truncl.c: Likewise.
	(ceil): Redirect to __ceil.
	(floor): Redirect to __floor.
	(trunc): Redirect to __trunc.
	(__truncl): Call trunc instead of __trunc.
	* sysdeps/powerpc/fpu/math_private.h [_ARCH_PWR5X] (__trunc):
	Remove macro.
	[_ARCH_PWR5X] (__truncf): Likewise.
	* sysdeps/ieee754/dbl-64/e_gamma_r.c (__ieee754_gamma_r): Use
	trunc functions instead of __trunc variants.
	* sysdeps/ieee754/flt-32/e_gammaf_r.c (__ieee754_gammaf_r):
	Likewise.
	* sysdeps/ieee754/ldbl-128/e_gammal_r.c (__ieee754_gammal_r):
	Likewise.
	* sysdeps/ieee754/ldbl-128ibm/e_gammal_r.c (__ieee754_gammal_r):
	Likewise.
	* sysdeps/ieee754/ldbl-96/e_gammal_r.c (__ieee754_gammal_r):
	Likewise.
Diffstat (limited to 'ChangeLog')
-rw-r--r--ChangeLog41
1 files changed, 41 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index fc3fbffa23..dfb9dc156b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,46 @@
 2018-09-20  Joseph Myers  <joseph@codesourcery.com>
 
+	* include/math.h [!_ISOMAC && !(__FINITE_MATH_ONLY__ &&
+	__FINITE_MATH_ONLY__ > 0) && !NO_MATH_REDIRECT] (trunc): Redirect
+	using MATH_REDIRECT.
+	* sysdeps/aarch64/fpu/s_trunc.c: Define NO_MATH_REDIRECT before
+	header inclusion.
+	* sysdeps/aarch64/fpu/s_truncf.c: Likewise.
+	* sysdeps/ieee754/dbl-64/wordsize-64/s_trunc.c: Likewise.
+	* sysdeps/ieee754/float128/s_truncf128.c: Likewise.
+	* sysdeps/ieee754/dbl-64/s_trunc.c: Likewise.
+	* sysdeps/ieee754/flt-32/s_truncf.c: Likewise.
+	* sysdeps/ieee754/ldbl-128/s_truncl.c: Likewise.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_trunc.c: Likewise.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_truncf.c: Likewise.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_trunc.c: Likewise.
+	* sysdeps/powerpc/powerpc64/fpu/multiarch/s_truncf.c: Likewise.
+	* sysdeps/riscv/rv64/rvd/s_trunc.c: Likewise.
+	* sysdeps/riscv/rvf/s_truncf.c: Likewise.
+	* sysdeps/sparc/sparc64/fpu/multiarch/s_trunc.c: Likewise.
+	* sysdeps/sparc/sparc64/fpu/multiarch/s_truncf.c: Likewise.
+	* sysdeps/x86_64/fpu/multiarch/s_trunc.c: Likewise.
+	* sysdeps/x86_64/fpu/multiarch/s_truncf.c: Likewise.
+	* sysdeps/m68k/m680x0/fpu/s_trunc_template.c: Likewise.
+	* sysdeps/ieee754/ldbl-128ibm/s_truncl.c: Likewise.
+	(ceil): Redirect to __ceil.
+	(floor): Redirect to __floor.
+	(trunc): Redirect to __trunc.
+	(__truncl): Call trunc instead of __trunc.
+	* sysdeps/powerpc/fpu/math_private.h [_ARCH_PWR5X] (__trunc):
+	Remove macro.
+	[_ARCH_PWR5X] (__truncf): Likewise.
+	* sysdeps/ieee754/dbl-64/e_gamma_r.c (__ieee754_gamma_r): Use
+	trunc functions instead of __trunc variants.
+	* sysdeps/ieee754/flt-32/e_gammaf_r.c (__ieee754_gammaf_r):
+	Likewise.
+	* sysdeps/ieee754/ldbl-128/e_gammal_r.c (__ieee754_gammal_r):
+	Likewise.
+	* sysdeps/ieee754/ldbl-128ibm/e_gammal_r.c (__ieee754_gammal_r):
+	Likewise.
+	* sysdeps/ieee754/ldbl-96/e_gammal_r.c (__ieee754_gammal_r):
+	Likewise.
+
 	* sysdeps/x86/cpu-features.h [__geode__ || __k6__]: Handle like
 	[__i586__ || __pentium__].
 	[__i486__]: Handle explicitly.