+2012-03-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * init.c (__gnat_adjust_context_for_raise): Also check
+ "orq $0x0,(%esp)" for x32.
+
+ * link.c (__gnat_default_libgcc_subdir): set to libx32 for x32.
+
+ * gcc-interface/Makefile.in (arch): Set to x32 if MULTISUBDIR
+ is /x32.
+ Support x32.
+
2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (components_to_record): Add ARTIFICIAL parameter
ifeq ($(strip $(filter-out %x86_64, $(arch))),)
ifeq ($(strip $(MULTISUBDIR)),/32)
arch:=i686
+ else
+ ifeq ($(strip $(MULTISUBDIR)),/x32)
+ arch:=x32
+ endif
endif
endif
LIBRARY_VERSION := $(LIB_VERSION)
endif
+ifeq ($(strip $(filter-out %x32 linux%,$(arch) $(osys))),)
+ LIBGNAT_TARGET_PAIRS = \
+ a-exetim.adb<a-exetim-posix.adb \
+ a-exetim.ads<a-exetim-default.ads \
+ a-intnam.ads<a-intnam-linux.ads \
+ a-synbar.adb<a-synbar-posix.adb \
+ a-synbar.ads<a-synbar-posix.ads \
+ s-inmaop.adb<s-inmaop-posix.adb \
+ s-intman.adb<s-intman-posix.adb \
+ s-linux.ads<s-linux.ads \
+ s-mudido.adb<s-mudido-affinity.adb \
+ s-osinte.ads<s-osinte-linux.ads \
+ s-osinte.adb<s-osinte-posix.adb \
+ s-osprim.adb<s-osprim-posix.adb \
+ s-taprop.adb<s-taprop-linux.adb \
+ s-tasinf.ads<s-tasinf-linux.ads \
+ s-tasinf.adb<s-tasinf-linux.adb \
+ s-tpopsp.adb<s-tpopsp-tls.adb \
+ s-taspri.ads<s-taspri-posix.ads \
+ g-sercom.adb<g-sercom-linux.adb \
+ $(ATOMICS_TARGET_PAIRS) \
+ $(X86_64_TARGET_PAIRS) \
+ system.ads<system-linux-x86.ads
+
+ TOOLS_TARGET_PAIRS = \
+ mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
+ indepsw.adb<indepsw-gnu.adb
+
+ EXTRA_GNATRTL_NONTASKING_OBJS=g-sse.o g-ssvety.o
+ EXTRA_GNATRTL_TASKING_OBJS=s-linux.o a-exetim.o
+ EH_MECHANISM=-gcc
+ THREADSLIB=-lpthread -lrt
+ GNATLIB_SHARED=gnatlib-shared-dual
+ GMEM_LIB = gmemlib
+ LIBRARY_VERSION := $(LIB_VERSION)
+endif
+
ifeq ($(strip $(filter-out darwin%,$(osys))),)
SO_OPTS = -shared-libgcc
LIBGNAT_TARGET_PAIRS = \
if (signo == SIGSEGV && pc && *pc == 0x00240c83)
mcontext->gregs[REG_ESP] += 4096 + 4 * sizeof (unsigned long);
#elif defined (__x86_64__)
- unsigned long *pc = (unsigned long *)mcontext->gregs[REG_RIP];
- /* The pattern is "orq $0x0,(%rsp)" for a probe in 64-bit mode. */
- if (signo == SIGSEGV && pc && (*pc & 0xffffffffff) == 0x00240c8348)
+ unsigned long long *pc = (unsigned long long *)mcontext->gregs[REG_RIP];
+ if (signo == SIGSEGV && pc
+ /* The pattern is "orq $0x0,(%rsp)" for a probe in 64-bit mode. */
+ && ((*pc & 0xffffffffffLL) == 0x00240c8348LL
+ /* The pattern may also be "orl $0x0,(%esp)" for a probe in
+ x32 mode. */
+ || (*pc & 0xffffffffLL) == 0x00240c83LL))
mcontext->gregs[REG_RSP] += 4096 + 4 * sizeof (unsigned long);
#elif defined (__ia64__)
/* ??? The IA-64 unwinder doesn't compensate for signals. */