diff options
| author | Konrad Eisele <konrad@gaisler.com> | 2010-12-14 13:49:17 +0100 |
|---|---|---|
| committer | Khem Raj <raj.khem@gmail.com> | 2010-12-27 18:36:53 -0800 |
| commit | e6164d4b527865f4c81544ad18bfd634117d595b (patch) | |
| tree | c22b2b4645ccc172d60380d8f044eeb450bd0e14 /libc/sysdeps/linux/sparc | |
| parent | 2a416f277e43be8301f1fdcdca7515b1e2a4508c (diff) | |
sparc: check for log double support in gcc
To compile the quad float emulation library gcc needs
__LONG_DOUBLE_128__ macro defined. Check first, if not
supported then revert to the qp_ops.c stubs
Signed-off-by: Konrad Eisele <konrad@gaisler.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Diffstat (limited to 'libc/sysdeps/linux/sparc')
| -rw-r--r-- | libc/sysdeps/linux/sparc/Makefile.arch | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sparc/Makefile.arch b/libc/sysdeps/linux/sparc/Makefile.arch index 91c6e85e4..d0cae9ff8 100644 --- a/libc/sysdeps/linux/sparc/Makefile.arch +++ b/libc/sysdeps/linux/sparc/Makefile.arch @@ -16,9 +16,15 @@ CSRC += sigaction.c SSRC += fork.S vfork.S endif +# check weather __LONG_DOUBLE_128__ is defined (long double support) +UCLIBC_SPARC_HAS_LONG_DOUBLE=$(shell if [ "x`$(CC) -E -dM -xc /dev/null 2>&1 | grep __LONG_DOUBLE_128__`" != "x" ]; then echo "y"; fi) +ifeq ($(UCLIBC_SPARC_HAS_LONG_DOUBLE),y) CSRC += $(foreach f, \ q_div.c q_fle.c q_mul.c q_qtoll.c q_stoq.c \ mp_clz_tab.c q_dtoq.c q_flt.c q_neg.c q_qtos.c q_sub.c \ q_add.c q_feq.c q_fne.c q_qtod.c q_qtou.c q_ulltoq.c \ q_cmp.c q_fge.c q_itoq.c q_qtoull.c q_util.c \ q_cmpe.c q_fgt.c q_lltoq.c q_qtoi.c q_sqrt.c q_utoq.c, soft-fp/$(f)) +else +CSRC += qp_ops.c +endif |