diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm-compat/Makefile')
-rw-r--r-- | sysdeps/ieee754/ldbl-128ibm-compat/Makefile | 47 |
1 files changed, 46 insertions, 1 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/Makefile b/sysdeps/ieee754/ldbl-128ibm-compat/Makefile index 412beb5b5c..89059f37e2 100644 --- a/sysdeps/ieee754/ldbl-128ibm-compat/Makefile +++ b/sysdeps/ieee754/ldbl-128ibm-compat/Makefile @@ -1,5 +1,30 @@ ifeq ($(subdir),stdio-common) -routines += ieee128-printf_size +ldbl-extra-routines += printf_size \ + asprintf \ + dprintf \ + fprintf \ + printf \ + snprintf \ + sprintf \ + vasprintf \ + vdprintf \ + vfprintf \ + vprintf \ + vsnprintf \ + vsprintf + +# Printing long double values with IEEE binary128 format reuses part +# of the internal float128 implementation (__printf_fp, __printf_fphex, +# and __float128 variables and union members). Thus, the compilation of +# the following functions, must have -mfloat128 and -mabi=ibmlongdouble +# passed to the compiler. +CFLAGS-vfprintf-internal.c += -mfloat128 -mabi=ibmlongdouble + +# Basic tests for the implementation of long double with IEEE binary128 +# format and for the related redirections in installed headers. +tests-internal += test-printf-ieee128 test-printf-ibm128 +CFLAGS-test-printf-ieee128.c += -mfloat128 -mabi=ieeelongdouble -Wno-psabi +CFLAGS-test-printf-ibm128.c += -mabi=ibmlongdouble -Wno-psabi tests-internal += test-printf-size-ieee128 test-printf-size-ibm128 CFLAGS-test-printf-size-ieee128.c += -mfloat128 -mabi=ieeelongdouble -Wno-psabi @@ -20,3 +45,23 @@ $(objpfx)test-printf-size-ibm128.out: \ $(SHELL) $^ '$(test-program-prefix)' $@; \ $(evaluate-test) endif + +# Add IEEE binary128 files as make targets. +routines += $(foreach r,$(ldbl-extra-routines),ieee128-$(r)) + +# On powerpc64le, the routines responsible for converting between long +# double and string (e.g.: printf, scanf, strtold, strfroml) default to +# IBM long double mode. When support for TS 18661-3 was added, several +# internal functions were modified so that they could also handle +# floating-point variables with IEEE binary128 format, but as an +# additional type, _Float128. +# +# The following rule ensures that the string conversion routines will +# always be built in IBM long double mode, with additional support for +# IEEE binary128, through the use of -mabi=ibmlongdouble and -mfloat128. +ldbl-ibm128-files := $(objpfx)test-%-ibm128^ \ + $(foreach r,$(ldbl-extra-routines),$(objpfx)$(r)^) \ + $(foreach r,$(ldbl-extra-routines),$(objpfx)$(r)-internal^) +obj-suf-foreach = $(foreach suf,$(all-object-suffixes),$(subst ^,$(suf),$(1))) +$(call obj-suf-foreach,$(ldbl-ibm128-files)): \ + sysdep-CFLAGS += -mabi=ibmlongdouble |