| /* Definitions for SH running NetBSD using ELF |
| Copyright (C) 2002-2015 Free Software Foundation, Inc. |
| Contributed by Wasabi Systems, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* Run-time Target Specification. */ |
| |
| /* Extra specs needed for NetBSD SuperH ELF targets. */ |
| |
| #undef SUBTARGET_EXTRA_SPECS |
| #define SUBTARGET_EXTRA_SPECS \ |
| { "netbsd_entry_point", NETBSD_ENTRY_POINT }, |
| |
| |
| #define TARGET_OS_CPP_BUILTINS() \ |
| do \ |
| { \ |
| NETBSD_OS_CPP_BUILTINS_ELF(); \ |
| builtin_define ("__NO_LEADING_UNDERSCORES__"); \ |
| } \ |
| while (0) |
| |
| /* Provide a LINK_SPEC appropriate for a NetBSD/sh ELF target. |
| We use the SH_LINK_SPEC from sh/sh.h, and define the appropriate |
| SUBTARGET_LINK_SPEC that pulls in what we need from a generic |
| NetBSD ELF LINK_SPEC. */ |
| |
| /* LINK_EMUL_PREFIX from sh/elf.h */ |
| #undef SUBTARGET_LINK_EMUL_SUFFIX |
| #define SUBTARGET_LINK_EMUL_SUFFIX "_nbsd" |
| |
| #undef SUBTARGET_LINK_SPEC |
| #define SUBTARGET_LINK_SPEC NETBSD_LINK_SPEC_ELF |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC SH_LINK_SPEC |
| |
| #define NETBSD_ENTRY_POINT "__start" |
| |
| /* Provide a CPP_SPEC appropriate for NetBSD. */ |
| #undef SUBTARGET_CPP_SPEC |
| #define SUBTARGET_CPP_SPEC NETBSD_CPP_SPEC |
| |
| #undef TARGET_DEFAULT |
| #define TARGET_DEFAULT \ |
| (TARGET_CPU_DEFAULT | TARGET_ENDIAN_DEFAULT) |
| |
| /* Define because we use the label and we do not need them. */ |
| #define NO_PROFILE_COUNTERS 1 |
| |
| #undef FUNCTION_PROFILER |
| #define FUNCTION_PROFILER(STREAM,LABELNO) \ |
| do \ |
| { \ |
| if (TARGET_SHMEDIA32 || TARGET_SHMEDIA64) \ |
| { \ |
| /* FIXME */ \ |
| sorry ("unimplemented-shmedia profiling"); \ |
| } \ |
| else \ |
| { \ |
| fprintf((STREAM), "\tmov.l\t%sLP%d,r1\n", \ |
| LOCAL_LABEL_PREFIX, (LABELNO)); \ |
| fprintf((STREAM), "\tmova\t%sLP%dr,r0\n", \ |
| LOCAL_LABEL_PREFIX, (LABELNO)); \ |
| fprintf((STREAM), "\tjmp\t@r1\n"); \ |
| fprintf((STREAM), "\tnop\n"); \ |
| fprintf((STREAM), "\t.align\t2\n"); \ |
| fprintf((STREAM), "%sLP%d:\t.long\t__mcount\n", \ |
| LOCAL_LABEL_PREFIX, (LABELNO)); \ |
| fprintf((STREAM), "%sLP%dr:\n", LOCAL_LABEL_PREFIX, (LABELNO)); \ |
| } \ |
| } \ |
| while (0) |
| |
| /* Since libgcc is compiled with -fpic for this target, we can't use |
| __sdivsi3_1 as the division strategy for -O0 and -Os. */ |
| #undef SH_DIV_STRATEGY_DEFAULT |
| #define SH_DIV_STRATEGY_DEFAULT SH_DIV_CALL2 |
| #undef SH_DIV_STR_FOR_SIZE |
| #define SH_DIV_STR_FOR_SIZE "call2" |
| |
| #undef SUBTARGET_OVERRIDE_OPTIONS |
| #define SUBTARGET_OVERRIDE_OPTIONS \ |
| do \ |
| { \ |
| /* Set -musermode if it hasn't been specified. */ \ |
| if (global_options_set.x_TARGET_USERMODE == 0) \ |
| TARGET_USERMODE = true; \ |
| } \ |
| while (0) |