X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Fconfig%2Fsh%2Flinux.h;h=51d52ebfcc456785a254c044c3487fb23f8744a7;hp=56c85d632b083bfde5f57b540daf3c56eb21a495;hb=22959f21469251805152ccdd36e5e0c1c5087b0a;hpb=bb133e7a1d3529f4ab9e1b6b2b76595ec5db4869 diff --git a/gcc/config/sh/linux.h b/gcc/config/sh/linux.h index 56c85d632b0..51d52ebfcc4 100644 --- a/gcc/config/sh/linux.h +++ b/gcc/config/sh/linux.h @@ -24,20 +24,6 @@ Boston, MA 02111-1307, USA. */ #undef TARGET_VERSION #define TARGET_VERSION fputs (" (SH GNU/Linux with ELF)", stderr); -/* We're not SYSVR4, not having /usr/ccs */ -#undef MD_EXEC_PREFIX -#undef MD_STARTFILE_PREFIX - -/* This was defined in linux.h. Define it here also. */ -#define HANDLE_PRAGMA_PACK_PUSH_POP - -/* Don't assume anything about the header files. */ -#define NO_IMPLICIT_EXTERN_C - -/* The GNU C++ standard library requires that these macros be defined. */ -#undef CPLUSPLUS_CPP_SPEC -#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)" - /* Enable DWARF 2 exceptions. */ #undef DWARF2_UNWIND_INFO #define DWARF2_UNWIND_INFO 1 @@ -49,18 +35,21 @@ Boston, MA 02111-1307, USA. */ " #define TARGET_OS_CPP_BUILTINS() \ -do { \ - builtin_define_std ("unix"); \ - builtin_define ("__gnu_linux__"); \ - builtin_define_std ("linux"); \ - builtin_assert ("system=linux"); \ - builtin_assert ("system=unix"); \ - builtin_assert ("system=posix"); \ -} while (0) + do \ + { \ + LINUX_TARGET_OS_CPP_BUILTINS(); \ + if (flag_pic) \ + { \ + builtin_define ("__PIC__"); \ + builtin_define ("__pic__"); \ + } \ + } \ + while (0) #undef TARGET_DEFAULT #define TARGET_DEFAULT \ - (TARGET_CPU_DEFAULT | USERMODE_BIT | TARGET_ENDIAN_DEFAULT) + (TARGET_CPU_DEFAULT | MASK_USERMODE | TARGET_ENDIAN_DEFAULT \ + | TARGET_OPT_DEFAULT) #define TARGET_ASM_FILE_END file_end_indicate_exec_stack @@ -74,75 +63,61 @@ do { \ %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \ %{static:-static}" -#undef LIB_SPEC -#define LIB_SPEC \ - "%{pthread:-lpthread} \ - %{shared: -lc} \ - %{!static:-rpath-link %R/lib:%R/usr/lib} \ - %{!shared: \ - %{mieee-fp:-lieee} \ - %{profile:-lc_p} %{!profile: -lc}}" - -#if defined(HAVE_LD_EH_FRAME_HDR) -#undef LINK_EH_SPEC -#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} " -#endif - -#undef STARTFILE_SPEC -#if defined HAVE_LD_PIE -#define STARTFILE_SPEC \ - "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ - crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" -#else -#define STARTFILE_SPEC \ - "%{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}} \ - crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" -#endif - -#undef ENDFILE_SPEC -#define ENDFILE_SPEC \ - "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" - -#define LINK_GCC_C_SEQUENCE_SPEC \ - "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}" - -/* Use --as-needed -lgcc_s for eh support. */ -#ifdef HAVE_LD_AS_NEEDED -#define USE_LD_AS_NEEDED 1 -#endif - -/* Determine whether the the entire c99 runtime - is present in the runtime library. */ -#define TARGET_C99_FUNCTIONS 1 - /* Output assembler code to STREAM to call the profiler. */ #undef FUNCTION_PROFILER #define FUNCTION_PROFILER(STREAM,LABELNO) \ do { \ - if (flag_pic) \ + if (TARGET_SHMEDIA) \ { \ - fprintf (STREAM, "\tmov.l\t3f,r1\n"); \ - fprintf (STREAM, "\tmova\t3f,r0\n"); \ - fprintf (STREAM, "\tadd\tr1,r0\n"); \ - fprintf (STREAM, "\tmov.l\t1f,r1\n"); \ - fprintf (STREAM, "\tmov.l\t@(r0,r1),r1\n"); \ + fprintf (STREAM, "\tpt\t1f,tr1\n"); \ + fprintf (STREAM, "\taddi.l\tr15,-8,r15\n"); \ + fprintf (STREAM, "\tst.l\tr15,0,r18\n"); \ + if (flag_pic) \ + { \ + char *gofs = "(datalabel _GLOBAL_OFFSET_TABLE_-(0f-.))"; \ + fprintf (STREAM, "\tmovi\t((%s>>16)&0xffff),r21\n", gofs); \ + fprintf (STREAM, "\tshori\t(%s & 0xffff),r21\n", gofs); \ + fprintf (STREAM, "0:\tptrel/u\tr21,tr0\n"); \ + fprintf (STREAM, "\tmovi\t((mcount@GOTPLT)&0xffff),r22\n"); \ + fprintf (STREAM, "\tgettr\ttr0,r21\n"); \ + fprintf (STREAM, "\tadd.l\tr21,r22,r21\n"); \ + fprintf (STREAM, "\tld.l\tr21,0,r21\n"); \ + fprintf (STREAM, "\tptabs\tr21,tr0\n"); \ + } \ + else \ + fprintf (STREAM, "\tpt\tmcount,tr0\n"); \ + fprintf (STREAM, "\tgettr\ttr1,r18\n"); \ + fprintf (STREAM, "\tblink\ttr0,r63\n"); \ + fprintf (STREAM, "1:\tld.l\tr15,0,r18\n"); \ + fprintf (STREAM, "\taddi.l\tr15,8,r15\n"); \ } \ else \ - fprintf (STREAM, "\tmov.l\t1f,r1\n"); \ - fprintf (STREAM, "\tsts.l\tpr,@-r15\n"); \ - fprintf (STREAM, "\tmova\t2f,r0\n"); \ - fprintf (STREAM, "\tjmp\t@r1\n"); \ - fprintf (STREAM, "\tlds\tr0,pr\n"); \ - fprintf (STREAM, "\t.align\t2\n"); \ - if (flag_pic) \ { \ - fprintf (STREAM, "1:\t.long\tmcount@GOT\n"); \ - fprintf (STREAM, "3:\t.long\t_GLOBAL_OFFSET_TABLE_\n"); \ + if (flag_pic) \ + { \ + fprintf (STREAM, "\tmov.l\t3f,r1\n"); \ + fprintf (STREAM, "\tmova\t3f,r0\n"); \ + fprintf (STREAM, "\tadd\tr1,r0\n"); \ + fprintf (STREAM, "\tmov.l\t1f,r1\n"); \ + fprintf (STREAM, "\tmov.l\t@(r0,r1),r1\n"); \ + } \ + else \ + fprintf (STREAM, "\tmov.l\t1f,r1\n"); \ + fprintf (STREAM, "\tsts.l\tpr,@-r15\n"); \ + fprintf (STREAM, "\tmova\t2f,r0\n"); \ + fprintf (STREAM, "\tjmp\t@r1\n"); \ + fprintf (STREAM, "\tlds\tr0,pr\n"); \ + fprintf (STREAM, "\t.align\t2\n"); \ + if (flag_pic) \ + { \ + fprintf (STREAM, "1:\t.long\tmcount@GOT\n"); \ + fprintf (STREAM, "3:\t.long\t_GLOBAL_OFFSET_TABLE_\n"); \ + } \ + else \ + fprintf (STREAM, "1:\t.long\tmcount\n"); \ + fprintf (STREAM, "2:\tlds.l\t@r15+,pr\n"); \ } \ - else \ - fprintf (STREAM, "1:\t.long\tmcount\n"); \ - fprintf (STREAM, "2:\tlds.l\t@r15+,pr\n"); \ } while (0) #define MD_UNWIND_SUPPORT "config/sh/linux-unwind.h" @@ -157,3 +132,10 @@ do { \ #undef DBX_REGISTER_NUMBER #define DBX_REGISTER_NUMBER(REGNO) \ ((! TARGET_SH5 && (REGNO) == 16) ? 16 : SH_DBX_REGISTER_NUMBER (REGNO)) + +/* 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"