#endif
-/* Define if your assembler and linker support unaligned PC relative relocs.
- */
-#ifndef USED_FOR_TARGET
-#undef HAVE_AS_SPARC_UA_PCREL
-#endif
-
-
-/* Define if your assembler and linker support unaligned PC relative relocs
- against hidden symbols. */
-#ifndef USED_FOR_TARGET
-#undef HAVE_AS_SPARC_UA_PCREL_HIDDEN
-#endif
-
-
/* Define if your assembler supports call36 relocation. */
#ifndef USED_FOR_TARGET
#undef HAVE_AS_SUPPORT_CALL36
/* Redue ggc-page.cc's chunk size to account for mmap red-zone pages. */
#define GGC_QUIRE_SIZE 510
-/* Select a format to encode pointers in exception handling data. CODE
- is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is
- true if the symbol may be affected by dynamic relocations.
-
- Some Solaris dynamic linkers don't handle unaligned section relative
- relocs properly, so force them to be aligned. */
-#ifndef HAVE_AS_SPARC_UA_PCREL
-#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
- ((flag_pic || GLOBAL) ? DW_EH_PE_aligned : DW_EH_PE_absptr)
-#endif
-
\f
/* Supposedly the same as vanilla sparc svr4, except for the stuff below: */
#define TARGET_STACK_PROTECT_GUARD hook_tree_void_null
#endif
-#if !TARGET_SUN_TLS && defined(HAVE_AS_SPARC_UA_PCREL)
+#if !TARGET_SUN_TLS
#undef TARGET_ASM_OUTPUT_DWARF_DTPREL
#define TARGET_ASM_OUTPUT_DWARF_DTPREL sparc_output_dwarf_dtprel
#endif
/* Select a format to encode pointers in exception handling data. CODE
is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is
- true if the symbol may be affected by dynamic relocations.
-
- If assembler and linker properly support .uaword %r_disp32(foo),
- then use PC relative 32-bit relocations instead of absolute relocs
- for shared libraries. On sparc64, use pc relative 32-bit relocs even
- for binaries, to save memory.
-
- binutils 2.12 would emit a R_SPARC_DISP32 dynamic relocation if the
- symbol %r_disp32() is against was not local, but .hidden. In that
- case, we have to use DW_EH_PE_absptr for pic personality. */
-#ifdef HAVE_AS_SPARC_UA_PCREL
-#ifdef HAVE_AS_SPARC_UA_PCREL_HIDDEN
+ true if the symbol may be affected by dynamic relocations. */
#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
(flag_pic \
? (GLOBAL ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4\
: ((TARGET_ARCH64 && ! GLOBAL) \
? (DW_EH_PE_pcrel | DW_EH_PE_sdata4) \
: DW_EH_PE_absptr))
-#else
-#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
- (flag_pic \
- ? (GLOBAL ? DW_EH_PE_absptr : (DW_EH_PE_pcrel | DW_EH_PE_sdata4)) \
- : ((TARGET_ARCH64 && ! GLOBAL) \
- ? (DW_EH_PE_pcrel | DW_EH_PE_sdata4) \
- : DW_EH_PE_absptr))
-#endif
/* Emit a PC-relative relocation. */
#define ASM_OUTPUT_DWARF_PCREL(FILE, SIZE, LABEL) \
assemble_name (FILE, LABEL); \
fputc (')', FILE); \
} while (0)
-#endif
\f
/* Addressing modes, and classification of registers for them. */
fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for unaligned pcrel relocs" >&5
-$as_echo_n "checking assembler for unaligned pcrel relocs... " >&6; }
-if ${gcc_cv_as_sparc_ua_pcrel+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- gcc_cv_as_sparc_ua_pcrel=no
- if test x"$gcc_cv_as" != x; then
- $as_echo '.text
-foo:
- nop
-.data
-.align 4
-.byte 0
-.uaword %r_disp32(foo)' > conftest.s
- if { ac_try='$gcc_cv_as $gcc_cv_as_flags -K PIC -o conftest.o conftest.s >&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
- then
- if test x$gcc_cv_ld != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
- gcc_cv_as_sparc_ua_pcrel=yes
- fi
- rm -f conftest
- else
- echo "configure: failed program was" >&5
- cat conftest.s >&5
- fi
- rm -f conftest.o conftest.s
- fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_sparc_ua_pcrel" >&5
-$as_echo "$gcc_cv_as_sparc_ua_pcrel" >&6; }
-if test $gcc_cv_as_sparc_ua_pcrel = yes; then
-
-$as_echo "#define HAVE_AS_SPARC_UA_PCREL 1" >>confdefs.h
-
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for unaligned pcrel relocs against hidden symbols" >&5
-$as_echo_n "checking assembler for unaligned pcrel relocs against hidden symbols... " >&6; }
-if ${gcc_cv_as_sparc_ua_pcrel_hidden+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- gcc_cv_as_sparc_ua_pcrel_hidden=no
- if test x"$gcc_cv_as" != x; then
- $as_echo '.data
-.align 4
-.byte 0x31
-.uaword %r_disp32(foo)
-.byte 0x32, 0x33, 0x34
-.global foo
-.hidden foo
-foo:
-.skip 4' > conftest.s
- if { ac_try='$gcc_cv_as $gcc_cv_as_flags -K PIC -o conftest.o conftest.s >&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
- then
- if test x$gcc_cv_ld != x && test x$gcc_cv_objdump != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1 \
- && $gcc_cv_objdump -s -j .data conftest 2> /dev/null \
- | grep ' 31000000 07323334' > /dev/null 2>&1; then
- if $gcc_cv_objdump -R conftest 2> /dev/null \
- | grep 'DISP32' > /dev/null 2>&1; then
- :
- else
- gcc_cv_as_sparc_ua_pcrel_hidden=yes
- fi
- fi
- rm -f conftest
- else
- echo "configure: failed program was" >&5
- cat conftest.s >&5
- fi
- rm -f conftest.o conftest.s
- fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_sparc_ua_pcrel_hidden" >&5
-$as_echo "$gcc_cv_as_sparc_ua_pcrel_hidden" >&6; }
-if test $gcc_cv_as_sparc_ua_pcrel_hidden = yes; then
-
-$as_echo "#define HAVE_AS_SPARC_UA_PCREL_HIDDEN 1" >>confdefs.h
-
-fi
-
-
-fi
- # unaligned pcrel relocs
-
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for offsetable %lo()" >&5
$as_echo_n "checking assembler for offsetable %lo()... " >&6; }
if ${gcc_cv_as_sparc_offsetable_lo10+:} false; then :
[AC_DEFINE(HAVE_AS_SPARC_GOTDATA_OP, 1,
[Define if your assembler and linker support GOTDATA_OP relocs.])])
- gcc_GAS_CHECK_FEATURE([unaligned pcrel relocs],
- gcc_cv_as_sparc_ua_pcrel,
- [-K PIC],
-[.text
-foo:
- nop
-.data
-.align 4
-.byte 0
-.uaword %r_disp32(foo)],
- [if test x$gcc_cv_ld != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
- gcc_cv_as_sparc_ua_pcrel=yes
- fi
- rm -f conftest],
- [AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
- [Define if your assembler and linker support unaligned PC relative relocs.])
-
- gcc_GAS_CHECK_FEATURE([unaligned pcrel relocs against hidden symbols],
- gcc_cv_as_sparc_ua_pcrel_hidden,
- [-K PIC],
-[.data
-.align 4
-.byte 0x31
-.uaword %r_disp32(foo)
-.byte 0x32, 0x33, 0x34
-.global foo
-.hidden foo
-foo:
-.skip 4],
- [if test x$gcc_cv_ld != x && test x$gcc_cv_objdump != x \
- && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1 \
- && $gcc_cv_objdump -s -j .data conftest 2> /dev/null \
- | grep ' 31000000 07323334' > /dev/null 2>&1; then
- if $gcc_cv_objdump -R conftest 2> /dev/null \
- | grep 'DISP32' > /dev/null 2>&1; then
- :
- else
- gcc_cv_as_sparc_ua_pcrel_hidden=yes
- fi
- fi
- rm -f conftest],
- [AC_DEFINE(HAVE_AS_SPARC_UA_PCREL_HIDDEN, 1,
- [Define if your assembler and linker support unaligned PC relative relocs against hidden symbols.])])
- ]) # unaligned pcrel relocs
-
gcc_GAS_CHECK_FEATURE([offsetable %lo()],
gcc_cv_as_sparc_offsetable_lo10,
[-xarch=v9],
projects / thirdparty / gcc.git / commitdiff
