Support for clib2 standard library.
This commit is contained in:
Krystian Bacławski
parent
a2dd1fb44f
commit
aad9b4aa39
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@ -418,4 +418,6 @@ comp_amigaos_type_attributes(tree type1, tree type2)
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return 1;
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}
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char *amigaos_crt_string;
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/* end-GG-local */
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@ -27,8 +27,8 @@ Boston, MA 02111-1307, USA. */
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{ \
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{ GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1 }, \
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{ GCC_INCLUDE_DIR, "GCC", 0, 0 }, \
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{ TOOL_INCLUDE_DIR, "GCC", 0, 0 }, \
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{ TOOL_INCLUDE_DIR "/../../os-include", "GCC", 0, 0 }, \
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{ LOCAL_INCLUDE_DIR "/../os-include", "GCC", 0, 0 }, \
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{ CROSS_INCLUDE_DIR, "GCC", 0, 0, 0 }, \
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{ 0, 0, 0, 0 } \
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}
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@ -43,12 +43,22 @@ Boston, MA 02111-1307, USA. */
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#define TARGET_DEFAULT 0
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/* When creating shared libraries, use different 'errno'. */
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#define CPP_IXEMUL_SPEC \
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"%{!ansi:-Dixemul} -D__ixemul__ -D__ixemul " \
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"%{malways-restore-a4:-Derrno=(*ixemul_errno)} " \
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"%{mrestore-a4:-Derrno=(*ixemul_errno)}"
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#define CPP_LIBNIX_SPEC \
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"-isystem %(sdk_root)libnix/include " \
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"%{!ansi:-Dlibnix} -D__libnix__ -D__libnix"
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#define CPP_CLIB2_SPEC \
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"-isystem %(sdk_root)clib2/include " \
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"%{!ansi:-DCLIB2} -D__CLIB2__ -D__CLIB2"
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/* Define __HAVE_68881__ in preprocessor according to the -m flags.
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This will control the use of inline 68881 insns in certain macros.
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Also inform the program which CPU we compile for.
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When creating shared libraries, use different 'errno'. */
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/* -msoft-float is the default, assume -mc68000 as well */
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-msoft-float is the default, assume -mc68000 as well */
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#define CPP_SPEC \
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"%{m68881:-D__HAVE_68881__} " \
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"%{!ansi:" \
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@ -58,9 +68,7 @@ Boston, MA 02111-1307, USA. */
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"%{m68020-60:-Dmc68020} " \
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"%{m68030:-Dmc68030} " \
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"%{m68040:-Dmc68040} " \
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"%{m68060:-Dmc68060} " \
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"%{!noixemul:-Dixemul} " \
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"%{noixemul:-Dlibnix}} " \
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"%{m68060:-Dmc68060}} " \
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"%{m68020:-D__mc68020__ -D__mc68020} " \
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"%{mc68020:-D__mc68020__ -D__mc68020} " \
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"%{m68020-40:-D__mc68020__ -D__mc68020} " \
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@ -68,10 +76,9 @@ Boston, MA 02111-1307, USA. */
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"%{m68030:-D__mc68030__ -D__mc68030} " \
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"%{m68040:-D__mc68040__ -D__mc68040} " \
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"%{m68060:-D__mc68060__ -D__mc68060} " \
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"%{!noixemul:-D__ixemul__ -D__ixemul} " \
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"%{noixemul:-D__libnix__ -D__libnix} " \
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"%{malways-restore-a4:-Derrno=(*ixemul_errno)} " \
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"%{mrestore-a4:-Derrno=(*ixemul_errno)} " \
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"%{noixemul:%(cpp_libnix)} " \
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"%{mcrt=ixemul:%(cpp_ixemul)} " \
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"%{mcrt=clib2:%(cpp_clib2)}"
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/* Various -m flags require special flags to the assembler. */
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@ -122,26 +129,46 @@ Boston, MA 02111-1307, USA. */
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code, base relative code with automatic relocation (-resident), their
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32-bit versions, libnix, profiling or plain crt0.o. */
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#define STARTFILE_SPEC \
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"%{!noixemul:" \
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"%{fbaserel:%{!resident:bcrt0.o%s}}" \
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"%{resident:rcrt0.o%s}" \
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"%{fbaserel32:%{!resident32:lcrt0.o%s}}" \
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"%{resident32:scrt0.o%s}" \
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"%{!resident:%{!fbaserel:%{!resident32:%{!fbaserel32:" \
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"%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}}}}}" \
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"%{noixemul:" \
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"%{ramiga-*:" \
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"%{ramiga-lib:libnix/libinit.o%s}" \
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"%{ramiga-libr:libnix/libinitr.o%s}" \
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"%{ramiga-dev:libnix/devinit.o%s}}" \
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"%{!ramiga-*:" \
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"%{resident:libnix/nrcrt0.o%s}" \
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#define STARTFILE_IXEMUL_SPEC \
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"%{fbaserel:%{!resident:bcrt0.o%s}}" \
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"%{resident:rcrt0.o%s}" \
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"%{fbaserel32:%{!resident32:lcrt0.o%s}}" \
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"%{resident32:scrt0.o%s}" \
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"%{!resident:%{!fbaserel:%{!resident32:%{!fbaserel32:" \
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"%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}}}}"
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#define STARTFILE_LIBNIX_SPEC \
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"%(sdk_root)libnix/lib/libnix/" \
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"%{ramiga-*:" \
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"%{ramiga-lib:libinit.o%s}" \
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"%{ramiga-libr:libinitr.o%s}" \
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"%{ramiga-dev:devinit.o%s}}" \
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"%{!ramiga-*:" \
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"%{resident:nrcrt0.o%s}" \
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"%{!resident:" \
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"%{fbaserel:nbcrt0.o%s}" \
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"%{!fbaserel:ncrt0.o%s}}}"
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#define STARTFILE_CLIB2_SPEC \
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"%(sdk_root)clib2/lib/" \
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"%{resident32:nr32crt0.o%s}" \
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"%{!resident32:" \
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"%{fbaserel32:nb32crt0.o%s}" \
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"%{!fbaserel32:" \
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"%{resident:nrcrt0.o%s}" \
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"%{!resident:" \
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"%{fbaserel:libnix/nbcrt0.o%s}" \
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"%{!fbaserel:libnix/ncrt0.o%s}}}}" \
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"%{fbaserel:nbcrt0.o%s}" \
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"%{!fbaserel:ncrt0.o%s}}}}"
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#define STARTFILE_SPEC \
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"%{noixemul:%(startfile_libnix)} " \
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"%{mcrt=ixemul:%(startfile_ixemul)} " \
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"%{mcrt=clib2:%(startfile_clib2)}"
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#define ENDFILE_SPEC "%{noixemul:-lstubs}"
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#define ENDFILE_IXEMUL_SPEC ""
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#define ENDFILE_LIBNIX_SPEC "-lstubs"
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#define ENDFILE_CLIB2_SPEC ""
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#define ENDFILE_SPEC \
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"%{noixemul:%(endfile_libnix)} " \
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"%{mcrt=ixemul:%(endfile_ixemul)} " \
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"%{mcrt=clib2:%(endfile_clib2)}"
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/* Automatically search libamiga.a for AmigaOS specific functions. Note
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that we first search the standard C library to resolve as much as
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@ -156,24 +183,43 @@ Boston, MA 02111-1307, USA. */
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to put in a -lamiga himself and get it in the wrong place, so that (for
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example) calls like sprintf come from -lamiga rather than -lc. */
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#define LIB_SPEC \
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"%{!noixemul:" \
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"%{!p:%{!pg:-lc -lamiga -lc}}" \
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"%{p:-lc_p}%{pg:-lc_p}}" \
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"%{noixemul:-lnixmain -lnix -lamiga " \
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"%{mstackcheck:-lstack} " \
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"%{mstackextend:-lstack}} " \
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#define LIB_IXEMUL_SPEC \
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"%{!p:%{!pg:-lc -lamiga -lc}} " \
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"%{p:-lc_p} %{pg:-lc_p}"
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#define LIB_LIBNIX_SPEC \
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"-lnixmain -lnix -lamiga " \
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"%{mstackcheck:-lstack} " \
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"%{mstackextend:-lstack}"
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#define LIB_CLIB2_SPEC \
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"-lc -lamiga -ldebug " \
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"%{mstackcheck:-lstack} " \
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"%{mstackextend:-lstack}"
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#define LIB_SPEC \
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"%{noixemul:%(lib_libnix)} " \
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"%{mcrt=ixemul:%(lib_ixemul)} " \
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"%{mcrt=clib2:%(lib_clib2)}"
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#define LIBGCC_SPEC \
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"-lgcc %{noixemul:-lnix}"
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#define LIBGCC_IXEMUL_SPEC ""
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#define LIBGCC_LIBNIX_SPEC "-lnix"
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#define LIBGCC_CLIB2_SPEC "-lc"
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#define LIBGCC_SPEC "-lgcc " \
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"%{noixemul:%(libgcc_libnix)} " \
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"%{mcrt=ixemul:%(libgcc_ixemul)} " \
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"%{mcrt=clib2:%(libgcc_clib2)}"
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/* If debugging, tell the linker to output amiga-hunk symbols *and* a BSD
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compatible debug hunk.
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Also, pass appropriate linker flavours depending on user-supplied
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commandline options. */
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#define LINK_IXEMUL_SPEC ""
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#define LINK_LIBNIX_SPEC "-L%(sdk_root)libnix/lib -fl libnix"
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#define LINK_CLIB2_SPEC "-L%(sdk_root)clib2/lib"
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#define LINK_SPEC \
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"%{noixemul:-fl libnix} " \
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"%{noixemul:%(link_libnix)} " \
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"%{mcrt=ixemul:%(link_ixemul)} " \
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"%{mcrt=clib2:%(link_clib2)} " \
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"%{fbaserel:%{!resident:-m amiga_bss -fl libb}} " \
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"%{resident:-m amiga_bss -amiga-datadata-reloc -fl libb} " \
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"%{fbaserel32:%{!resident32:-m amiga_bss -fl libb32}} " \
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@ -186,7 +232,7 @@ Boston, MA 02111-1307, USA. */
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"%{m68060:-fl libm020} " \
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"%{m68020-40:-fl libm020} " \
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"%{m68020-60:-fl libm020} " \
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"%{m68881:-fl libm881} " \
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"%{m68881:-fl libm881}"
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/* Translate '-resident' to '-fbaserel' (they differ in linking stage only).
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Don't put function addresses in registers for PC-relative code. */
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@ -217,33 +263,55 @@ Boston, MA 02111-1307, USA. */
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"%{!nostdlib:%{!nodefaultlibs:%G}} " \
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"%{T*} }}}}}} " \
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#undef EXTRA_SPECS
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#define EXTRA_SPECS \
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{"sdk_root", TOOLDIR_BASE_PREFIX "m68k-amigaos/"}, \
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{"cpp_ixemul", CPP_IXEMUL_SPEC}, \
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{"cpp_libnix", CPP_LIBNIX_SPEC}, \
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{"cpp_clib2", CPP_CLIB2_SPEC}, \
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{"lib_ixemul", LIB_IXEMUL_SPEC}, \
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{"lib_libnix", LIB_LIBNIX_SPEC}, \
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{"lib_clib2", LIB_CLIB2_SPEC}, \
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{"link_ixemul", LINK_IXEMUL_SPEC}, \
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{"link_libnix", LINK_LIBNIX_SPEC}, \
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{"link_clib2", LINK_CLIB2_SPEC}, \
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{"startfile_ixemul", STARTFILE_IXEMUL_SPEC}, \
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{"startfile_libnix", STARTFILE_LIBNIX_SPEC}, \
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{"startfile_clib2", STARTFILE_CLIB2_SPEC}, \
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{"endfile_ixemul", ENDFILE_IXEMUL_SPEC}, \
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{"endfile_libnix", ENDFILE_LIBNIX_SPEC}, \
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{"endfile_clib2", ENDFILE_CLIB2_SPEC}, \
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{"libgcc_ixemul", LIBGCC_IXEMUL_SPEC}, \
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{"libgcc_libnix", LIBGCC_LIBNIX_SPEC}, \
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{"libgcc_clib2", LIBGCC_CLIB2_SPEC}
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/* Compile with stack extension. */
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#define MASK_STACKEXTEND 0x40000000
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#define TARGET_STACKEXTEND (((target_flags & MASK_STACKEXTEND) \
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&& !lookup_attribute ("interrupt", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))) \
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&& !lookup_attribute ("interrupt_handler", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl)))) \
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|| lookup_attribute ("stackext", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))))
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#define TARGET_STACKEXTEND (((target_flags & MASK_STACKEXTEND) \
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&& !lookup_attribute ("interrupt", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))) \
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&& !lookup_attribute ("interrupt_handler", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl)))) \
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|| lookup_attribute ("stackext", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))))
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/* Compile with stack checking. */
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#define MASK_STACKCHECK 0x20000000
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#define TARGET_STACKCHECK ((target_flags & MASK_STACKCHECK) \
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&& !(target_flags & MASK_STACKEXTEND) \
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&& !lookup_attribute ("interrupt", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))) \
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&& !lookup_attribute ("interrupt_handler", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))) \
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&& !lookup_attribute ("stackext", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))))
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#define TARGET_STACKCHECK ((target_flags & MASK_STACKCHECK) \
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&& !(target_flags & MASK_STACKEXTEND) \
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&& !lookup_attribute ("interrupt", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))) \
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&& !lookup_attribute ("interrupt_handler", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))) \
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&& !lookup_attribute ("stackext", \
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TYPE_ATTRIBUTES (TREE_TYPE (current_function_decl))))
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/* Compile with a4 restoring in public functions. */
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#define MASK_RESTORE_A4 0x10000000
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#define TARGET_RESTORE_A4 \
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#define TARGET_RESTORE_A4 \
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((target_flags & MASK_RESTORE_A4) && TREE_PUBLIC (current_function_decl))
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/* Compile with a4 restoring in all functions. */
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@ -255,25 +323,31 @@ Boston, MA 02111-1307, USA. */
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the assembler and '*_SPEC'. */
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#undef SUBTARGET_SWITCHES
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#define SUBTARGET_SWITCHES \
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{ "small-code", 0}, \
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{ "stackcheck", MASK_STACKCHECK}, \
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{ "no-stackcheck", - MASK_STACKCHECK}, \
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{ "stackextend", MASK_STACKEXTEND}, \
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{ "no-stackextend", - MASK_STACKEXTEND}, \
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{ "fixedstack", - (MASK_STACKCHECK|MASK_STACKEXTEND)}, \
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{ "restore-a4", MASK_RESTORE_A4}, \
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{ "no-restore-a4", - MASK_RESTORE_A4}, \
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{ "always-restore-a4", MASK_ALWAYS_RESTORE_A4}, \
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#define SUBTARGET_SWITCHES \
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{ "small-code", 0}, \
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{ "stackcheck", MASK_STACKCHECK}, \
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{ "no-stackcheck", - MASK_STACKCHECK}, \
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{ "stackextend", MASK_STACKEXTEND}, \
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{ "no-stackextend", - MASK_STACKEXTEND}, \
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{ "fixedstack", - (MASK_STACKCHECK|MASK_STACKEXTEND)}, \
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{ "restore-a4", MASK_RESTORE_A4}, \
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{ "no-restore-a4", - MASK_RESTORE_A4}, \
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{ "always-restore-a4", MASK_ALWAYS_RESTORE_A4}, \
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{ "no-always-restore-a4", - MASK_ALWAYS_RESTORE_A4},
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extern char *amigaos_crt_string;
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#undef SUBTARGET_OPTIONS
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#define SUBTARGET_OPTIONS \
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{ "crt=", &amigaos_crt_string },
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#undef SUBTARGET_OVERRIDE_OPTIONS
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#define SUBTARGET_OVERRIDE_OPTIONS \
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do \
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{ \
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if (!TARGET_68020 && flag_pic==4) \
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error ("-fbaserel32 is not supported on the 68000 or 68010\n"); \
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} \
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#define SUBTARGET_OVERRIDE_OPTIONS \
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do \
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{ \
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if (!TARGET_68020 && flag_pic==4) \
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error ("-fbaserel32 is not supported on the 68000 or 68010\n"); \
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} \
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while (0)
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/* Various ABI issues. */
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