mirror of git://gcc.gnu.org/git/gcc.git
alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
* config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS. * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define. (ASM_WEAKEN_LABEL): Define. (CRT_CALL_STATIC_FUNCTION): Define. (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o. (ENDFILE_SPEC): Define. (INIT_SECTION_ASM_OP): Define. * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove. * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o crtend.o crtendS.o. (MULTILIB_OSDIRNAMES): Define. (shlib_version): Define. (SHLIB_EXT): Define. (SHLIB_OBJS): Define. (SHLIB_NAME): Define. (SHLIB_MULTILIB): Define. (SHLIB_INSTALL): Define. (SHLIB_SYMVEC): Define. (SHLIB_SYMVECX2): Define. (SHLIB_LINK): Define. From-SVN: r150610
This commit is contained in:
Douglas B Rupp
Douglas Rupp
parent
fe2786f5ef
commit
3bd1b1096b
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@ -1,3 +1,26 @@
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2009-08-09 Douglas B Rupp <rupp@gnat.com>
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* config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
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* config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
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(ASM_WEAKEN_LABEL): Define.
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(CRT_CALL_STATIC_FUNCTION): Define.
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(STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
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(ENDFILE_SPEC): Define.
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(INIT_SECTION_ASM_OP): Define.
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* config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
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* config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
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crtend.o crtendS.o.
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(MULTILIB_OSDIRNAMES): Define.
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(shlib_version): Define.
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(SHLIB_EXT): Define.
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(SHLIB_OBJS): Define.
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(SHLIB_NAME): Define.
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(SHLIB_MULTILIB): Define.
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(SHLIB_INSTALL): Define.
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(SHLIB_SYMVEC): Define.
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(SHLIB_SYMVECX2): Define.
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(SHLIB_LINK): Define.
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2009-08-09 Douglas B Rupp <rupp@gnat.com>
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* config/alpha/alpha.c (alpha_initialize_trampoline):
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@ -10792,7 +10792,7 @@ alpha_init_libfuncs (void)
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/* Default unaligned ops are provided for ELF systems. To get unaligned
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data for non-ELF systems, we have to turn off auto alignment. */
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#ifndef OBJECT_FORMAT_ELF
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#if !defined (OBJECT_FORMAT_ELF) || TARGET_ABI_OPEN_VMS
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#undef TARGET_ASM_UNALIGNED_HI_OP
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#define TARGET_ASM_UNALIGNED_HI_OP "\t.align 0\n\t.word\t"
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#undef TARGET_ASM_UNALIGNED_SI_OP
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@ -17,10 +17,8 @@
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# along with GCC; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# VMS_EXTRA_PARTS is defined in x-vms and represent object files that
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# are only needed for VMS targets, but can only be compiled on a VMS host
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# (because they need DEC C).
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EXTRA_PARTS = vms-dwarf2.o vms-dwarf2eh.o $(VMS_EXTRA_PARTS)
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EXTRA_PARTS = vms-dwarf2.o vms-dwarf2eh.o $(VMS_EXTRA_PARTS) \
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crtbegin.o crtbeginS.o crtend.o crtendS.o
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# This object must be linked with in order to make the executable debuggable.
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# vms-ld handles it automatically when passed -g.
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@ -32,5 +30,34 @@ $(T)vms-dwarf2eh.o : $(srcdir)/config/alpha/vms-dwarf2eh.asm
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MULTILIB_OPTIONS = mcpu=ev6
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MULTILIB_DIRNAMES = ev6
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MULTILIB_OSDIRNAMES = ev6
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LIBGCC = stmp-multilib
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INSTALL_LIBGCC = install-multilib
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shlib_version:=$(shell echo $(BASEVER_c) | sed -e 's/\./,/' -e 's/\.//g')
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SHLIB_EXT = .exe
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SHLIB_OBJS = @shlib_objs@
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SHLIB_NAME = @shlib_base_name@.exe
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SHLIB_MULTILIB =
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SHLIB_INSTALL = $(INSTALL_DATA) $(SHLIB_NAME) $$(DESTDIR)$$(libsubdir)/$(SHLIB_NAME)
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SHLIB_SYMVEC = \
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grep -F -e "\$$BSS\$$" -e "\$$DATA\$$" -e " sdata " -e " data.rel " -e " data.rel.ro " -e " sbss " \
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-e "\$$LINK\$$" -e "\$$READONLY\$$" | \
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sed -e "s/.*\$$LINK\$$ \(.*\)/SYMBOL_VECTOR=(\1=PROCEDURE)/" \
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-e "s/.*\$$DATA\$$ \(.*\)/SYMBOL_VECTOR=(\1=DATA)/" \
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-e "s/.* sbss \(.*\)/SYMBOL_VECTOR=(\1=DATA)/" \
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-e "s/.* sdata \(.*\)/SYMBOL_VECTOR=(\1=DATA)/" \
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-e "s/.* data.rel \(.*\)/SYMBOL_VECTOR=(\1=DATA)/" \
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-e "s/.* data.rel.ro \(.*\)/SYMBOL_VECTOR=(\1=DATA)/" \
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-e "s/.*\$$BSS\$$ \(.*\)/SYMBOL_VECTOR=(\1=DATA)/" \
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-e "s/.*\$$READONLY\$$ \(.*\)/SYMBOL_VECTOR=(\1=DATA)/"
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SHLIB_SYMVECX2 := $(subst $$,$$$$,$(SHLIB_SYMVEC))
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SHLIB_LINK = \
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echo "case_sensitive=yes" > SYMVEC_$$$$$$$$.opt; \
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objdump --syms $(SHLIB_OBJS) | \
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$(SHLIB_SYMVECX2) >> SYMVEC_$$$$$$$$.opt ; \
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echo "case_sensitive=NO" >> SYMVEC_$$$$$$$$.opt; \
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$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -nodefaultlibs \
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-shared --for-linker=/noinform -o $(SHLIB_NAME) $(SHLIB_OBJS) \
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--for-linker=SYMVEC_$$$$$$$$.opt \
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--for-linker=gsmatch=equal,$(shlib_version)
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@ -28,5 +28,3 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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.section .eh_frame,NOWRT
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.align 0
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.global __EH_FRAME_BEGIN__
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__EH_FRAME_BEGIN__:
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@ -22,6 +22,10 @@ along with GCC; see the file COPYING3. If not see
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#define TARGET_OBJECT_SUFFIX ".obj"
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#define TARGET_EXECUTABLE_SUFFIX ".exe"
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/* Alpha/VMS object format is not really Elf, but this makes compiling
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crtstuff.c and dealing with shared library initialization much easier. */
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#define OBJECT_FORMAT_ELF
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/* This enables certain macros in alpha.h, which will make an indirect
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reference to an external symbol an invalid address. This needs to be
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defined before we include alpha.h, since it determines which macros
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@ -202,9 +206,17 @@ typedef struct {int num_args; enum avms_arg_type atypes[6];} avms_arg_info;
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#undef STACK_CHECK_BUILTIN
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#define STACK_CHECK_BUILTIN 0
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#undef ASM_WEAKEN_LABEL
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#define ASM_WEAKEN_LABEL(FILE, NAME) \
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do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \
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fputc ('\n', FILE); } while (0)
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#define READONLY_DATA_SECTION_ASM_OP "\t.rdata"
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#define CTORS_SECTION_ASM_OP "\t.ctors"
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#define DTORS_SECTION_ASM_OP "\t.dtors"
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#define SDATA_SECTION_ASM_OP "\t.sdata"
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#define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC) \
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asm (SECTION_OP "\n\t.long " #FUNC"\n");
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#undef ASM_OUTPUT_ADDR_DIFF_ELT
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#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) gcc_unreachable ()
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@ -335,8 +347,13 @@ do { \
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%{g2:-g2 vms-dwarf2.o%s} %{g3:-g3 vms-dwarf2.o%s} %{shared} %{v} %{map}"
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC "%{!shared:%{mvms-return-codes:vcrt0.o%s} \
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%{!mvms-return-codes:pcrt0.o%s}}"
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#define STARTFILE_SPEC \
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"%{!shared:%{mvms-return-codes:vcrt0.o%s} %{!mvms-return-codes:pcrt0.o%s} \
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crtbegin.o%s} \
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%{!static:%{shared:crtbeginS.o%s}}"
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#define ENDFILE_SPEC \
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"%{!shared:crtend.o%s} %{!static:%{shared:crtendS.o%s}}"
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#undef LIB_SPEC
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#define LIB_SPEC "-lc"
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@ -344,4 +361,6 @@ do { \
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#define NAME__MAIN "__gccmain"
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#define SYMBOL__MAIN __gccmain
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#define INIT_SECTION_ASM_OP "\t.section LIB$INITIALIZE,GBL,NOWRT"
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#define LONGLONG_STANDALONE 1
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