3 # This shell script handles all host based configuration for libgfortran.
4 # It sets various shell variables based on the the host triplet.
5 # You can modify this shell script without rerunning autoconf/aclocal/etc.
6 # This file is "sourced", not executed.
9 # It uses the following shell variables as set by config.guess:
10 # host The configuration host (full CPU-vendor-OS triplet)
11 # host_cpu The configuration host CPU
12 # host_os The configuration host OS
15 # It sets the following shell variables:
17 # fpu_host FPU-specific code file, defaults to fpu-generic.
21 fpu_host='fpu-generic'
24 if test "x${have_fp_enable}" = "xyes" && test "x${have_fp_trap}" = "xyes"; then
29 if test "x${have_fpsetmask}" = "xyes"; then
34 if test "x${have_feenableexcept}" = "xyes"; then
39 # x86 asm should be used instead of glibc, since glibc doesn't support
40 # the x86 denormal exception.
43 if test "x${have_soft_float}" = "xyes"; then
44 fpu_host='fpu-generic'
52 # Some targets require additional compiler options for NaN/Inf.
56 ieee_flags="-mieee" ;;
58 ieee_flags="-mieee" ;;