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authorStefan Liebler <stli@linux.ibm.com>2019-12-11 15:09:21 +0100
committerStefan Liebler <stli@linux.ibm.com>2019-12-11 15:12:17 +0100
commit62560ee84095274bab1050817f42e782df226a17 (patch)
tree2cbaf3b217ed1ce2555b1df91254fa8526f5ea43 /sysdeps/s390/fpu/math-use-builtins.h
parent6c1b6a5e8cd91e0e1965509ad91e627e60eb00a3 (diff)
downloadglibc-62560ee84095274bab1050817f42e782df226a17.tar.gz
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Use GCC builtins for ceil functions if desired.
This patch is using the corresponding GCC builtin for ceilf, ceil,
ceill and ceilf128 if the USE_FUNCTION_BUILTIN macros are defined to one
in math-use-builtins.h.

This is the case for s390 if build with at least --march=z196 --mzarch.
Otherwise the generic implementation is used.  The code of the generic
implementation is not changed.

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/s390/fpu/math-use-builtins.h')
-rw-r--r--sysdeps/s390/fpu/math-use-builtins.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/sysdeps/s390/fpu/math-use-builtins.h b/sysdeps/s390/fpu/math-use-builtins.h
index c213c16c6f..5435cbb65f 100644
--- a/sysdeps/s390/fpu/math-use-builtins.h
+++ b/sysdeps/s390/fpu/math-use-builtins.h
@@ -38,14 +38,20 @@
 # define USE_FLOORF_BUILTIN 1
 # define USE_FLOORL_BUILTIN 1
 
+# define USE_CEIL_BUILTIN 1
+# define USE_CEILF_BUILTIN 1
+# define USE_CEILL_BUILTIN 1
+
 # if __GNUC_PREREQ (8, 0)
 #  define USE_NEARBYINTF128_BUILTIN 1
 #  define USE_RINTF128_BUILTIN 1
 #  define USE_FLOORF128_BUILTIN 1
+#  define USE_CEILF128_BUILTIN 1
 # else
 #  define USE_NEARBYINTF128_BUILTIN 0
 #  define USE_RINTF128_BUILTIN 0
 #  define USE_FLOORF128_BUILTIN 0
+#  define USE_CEILF128_BUILTIN 0
 # endif
 
 #else
@@ -66,6 +72,11 @@
 # define USE_FLOORL_BUILTIN 0
 # define USE_FLOORF128_BUILTIN 0
 
+# define USE_CEIL_BUILTIN 0
+# define USE_CEILF_BUILTIN 0
+# define USE_CEILL_BUILTIN 0
+# define USE_CEILF128_BUILTIN 0
+
 #endif /* ! HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT  */
 
 #endif /* math-use-builtins.h */