944b8b35a9
* gfortran.h: Add bitmasks for different FPE traps. Add fpe member to options_t. * invoke.texi: Document the new -ffpe-trap option. * lang.opt: Add -ffpe-trap option. * options.c (gfc_init_options): Initialize the FPE option. (gfc_handle_fpe_trap_option): New function to parse the argument of the -ffpe-trap option. (gfc_handle_option): Add case for -ffpe-trap. * trans-decl.c: Declare a tree for the set_fpe library function. (gfc_build_builtin_function_decls): Build this tree. (gfc_generate_function_code): Generate a call to set_fpe at the beginning of the main program. * trans.h: New tree for the set_fpe library function. * Makefile.am: Add fpu.c to the build process, and target-dependent code as fpu-target.h. * Makefile.in: Regenerate. * configure.ac: Add call to configure.host to set FPU_HOST_HEADER. * configure: Regenerate. * config.h.in: Regenerate. * aclocal.m4: Regenerate. * configure.host: New script to determine which host-dependent code should go in. * libgfortran.h: Add fpe option, remove previous fpu_ options. Add bitmasks for different FPE traps. Add prototype for set_fpu. * runtime/environ.c: Remove environment variables to control fpu behaviour. * runtime/fpu.c (set_fpe): New function for the front-end. * runtime/main.c (init): Set FPU state. * config: New directory to store host-dependent code. * config/fpu-387.h: New file with code handling the i387 FPU. * config/fpu-glibc.h: New file with code for glibc systems. * config/fpu-generic.h: Fallback for the most generic host. Issue warnings. From-SVN: r105328 |
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| .. | ||
| compile_options.c | ||
| environ.c | ||
| error.c | ||
| fpu.c | ||
| in_pack_generic.c | ||
| in_unpack_generic.c | ||
| main.c | ||
| memory.c | ||
| normalize.c | ||
| pause.c | ||
| select.c | ||
| stop.c | ||
| string.c | ||