configure.in (HAVE_AS_SPARC_UA_PCREL): Check for working %r_disp32().
* configure.in (HAVE_AS_SPARC_UA_PCREL): Check for working %r_disp32(). * src/sparc/v8.S: Use it. * src/sparc/v9.S: Likewise. * fficonfig.h.in: Rebuilt. * configure: Rebuilt. From-SVN: r52858
This commit is contained in:
Jakub Jelinek
Jakub Jelinek
parent
069909862b
commit
5d84cf0b8d
@ -1,3 +1,12 @@
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2002-04-28 Jakub Jelinek <jakub@redhat.com>
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* configure.in (HAVE_AS_SPARC_UA_PCREL): Check for working
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%r_disp32().
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* src/sparc/v8.S: Use it.
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* src/sparc/v9.S: Likewise.
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* fficonfig.h.in: Rebuilt.
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* configure: Rebuilt.
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2002-04-08 Hans Boehm <Hans_Boehm@hp.com>
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* src/java_raw_api.c (ffi_java_raw_size): Handle FFI_TYPE_DOUBLE
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42
libffi/configure
vendored
42
libffi/configure
vendored
@ -3421,6 +3421,48 @@ if test $ac_cv_c_bigendian = unknown; then
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fi
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if test x$TARGET == xSPARC; then
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echo $ac_n "checking assembler and linker support unaligned pc related relocs""... $ac_c" 1>&6
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echo "configure:3426: checking assembler and linker support unaligned pc related relocs" >&5
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if eval "test \"`echo '$''{'libffi_cv_as_sparc_ua_pcrel'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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save_CFLAGS="$CFLAGS"
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save_LDFLAGS="$LDFLAGS"
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CFLAGS="$CFLAGS -fpic"
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LDFLAGS="$LDFLAGS -shared"
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cat > conftest.$ac_ext <<EOF
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#line 3436 "configure"
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#include "confdefs.h"
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asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");
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int main() {
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; return 0; }
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EOF
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if { (eval echo configure:3442: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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libffi_cv_as_sparc_ua_pcrel=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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libffi_cv_as_sparc_ua_pcrel=no
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fi
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rm -f conftest*
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CFLAGS="$save_CFLAGS"
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LDFLAGS="$save_LDFLAGS"
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fi
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echo "$ac_t""$libffi_cv_as_sparc_ua_pcrel" 1>&6
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if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
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cat >> confdefs.h <<\EOF
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#define HAVE_AS_SPARC_UA_PCREL 1
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EOF
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fi
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fi
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@ -96,6 +96,24 @@ AC_COMPILE_CHECK_SIZEOF(long double)
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AC_COMPILE_CHECK_SIZEOF(void *)
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AC_C_BIGENDIAN_CROSS
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if test x$TARGET == xSPARC; then
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AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
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libffi_cv_as_sparc_ua_pcrel, [
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save_CFLAGS="$CFLAGS"
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save_LDFLAGS="$LDFLAGS"
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CFLAGS="$CFLAGS -fpic"
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LDFLAGS="$LDFLAGS -shared"
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AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],,
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[libffi_cv_as_sparc_ua_pcrel=yes],
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[libffi_cv_as_sparc_ua_pcrel=no])
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CFLAGS="$save_CFLAGS"
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LDFLAGS="$save_LDFLAGS"])
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if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
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AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
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[Define if your assembler and linker support unaligned PC relative relocs.])
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fi
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fi
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AC_SUBST(TARGET)
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AC_SUBST(TARGETDIR)
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@ -68,3 +68,6 @@
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/* Define if you have the memcpy function. */
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#undef HAVE_MEMCPY
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/* Define if your assembler and linker support unaligned PC relative relocs. */
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#undef HAVE_AS_SPARC_UA_PCREL
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@ -115,7 +115,11 @@ longlong:
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.byte 0x80-WS ! sleb128 -WS; CIE Data Alignment Factor
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.byte 0xf ! CIE RA Column
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.byte 0x1 ! uleb128 0x1; Augmentation size
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#ifdef HAVE_AS_SPARC_UA_PCREL
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.byte 0x1b ! FDE Encoding (pcrel sdata4)
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#else
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.byte 0x50 ! FDE Encoding (aligned absolute)
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#endif
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.byte 0xc ! DW_CFA_def_cfa
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.byte 0xe ! uleb128 0xe
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.byte 0x0 ! uleb128 0x0
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@ -125,9 +129,14 @@ longlong:
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.uaword .LLEFDE1-.LLASFDE1 ! FDE Length
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.LLASFDE1:
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.uaword .LLASFDE1-.LLframe1 ! FDE CIE offset
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#ifdef HAVE_AS_SPARC_UA_PCREL
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.uaword %r_disp32(.LLFB1)
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.uaword .LLFE1-.LLFB1 ! FDE address range
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#else
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.align WS
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.nword .LLFB1
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.uanword .LLFE1-.LLFB1 ! FDE address range
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#endif
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.byte 0x0 ! uleb128 0x0; Augmentation size
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.byte 0x4 ! DW_CFA_advance_loc4
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.uaword .LLCFI0-.LLFB1
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@ -136,7 +136,11 @@ dostruct:
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.byte 0x78 ! sleb128 -8; CIE Data Alignment Factor
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.byte 0xf ! CIE RA Column
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.byte 0x1 ! uleb128 0x1; Augmentation size
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#ifdef HAVE_AS_SPARC_UA_PCREL
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.byte 0x1b ! FDE Encoding (pcrel sdata4)
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#else
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.byte 0x50 ! FDE Encoding (aligned absolute)
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#endif
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.byte 0xc ! DW_CFA_def_cfa
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.byte 0xe ! uleb128 0xe
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.byte 0xff,0xf ! uleb128 0x7ff
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@ -146,9 +150,14 @@ dostruct:
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.uaword .LLEFDE1-.LLASFDE1 ! FDE Length
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.LLASFDE1:
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.uaword .LLASFDE1-.LLframe1 ! FDE CIE offset
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#ifdef HAVE_AS_SPARC_UA_PCREL
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.uaword %r_disp32(.LLFB1)
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.uaword .LLFE1-.LLFB1 ! FDE address range
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#else
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.align 8
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.xword .LLFB1
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.uaxword .LLFE1-.LLFB1 ! FDE address range
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#endif
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.byte 0x0 ! uleb128 0x0; Augmentation size
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.byte 0x4 ! DW_CFA_advance_loc4
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.uaword .LLCFI0-.LLFB1
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