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Detect if llvm-gcc is built on dragonegg.
Store the flags needed to disable optimizations and to emit LLVM-IR depending on the version of llvm-gcc used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118684 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tobias Grosser
parent
6c43de46ff
commit
a84b567713
@ -195,6 +195,8 @@ LLVMGXX := @LLVMGXX@
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LLVMCC1 := @LLVMCC1@
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LLVMCC1PLUS := @LLVMCC1PLUS@
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LLVMGCC_LANGS := @LLVMGCC_LANGS@
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LLVMGCC_DRAGONEGG := @LLVMGCC_DRAGONEGG@
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LLVMGCC_DISABLEOPT_FLAGS := @LLVMGCC_DISABLEOPT_FLAGS@
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# Information on Clang, if configured.
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CLANGPATH := @CLANGPATH@
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@ -204,6 +206,9 @@ ENABLE_BUILT_CLANG := @ENABLE_BUILT_CLANG@
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# The LLVM capable compiler to use.
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LLVMCC_OPTION := @LLVMCC_OPTION@
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# The flag used to emit LLVM IR.
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LLVMCC_EMITIR_FLAG = @LLVMCC_EMITIR_FLAG@
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# Path to directory where object files should be stored during a build.
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# Set OBJ_ROOT to "." if you do not want to use a separate place for
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# object files.
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@ -1414,12 +1414,37 @@ fi
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dnl Check, whether __dso_handle is present
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AC_CHECK_FUNCS([__dso_handle])
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dnl Check wether llvm-gcc is based on dragonegg
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AC_CACHE_CHECK([whether llvm-gcc is dragonegg],[llvm_cv_llvmgcc_dragonegg],
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[llvm_cv_llvmgcc_dragonegg="no"
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if test -x "$LLVMGCC" ; then
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cp /dev/null conftest.c
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"$LLVMGCC" -fplugin-arg-dragonegg-emit-ir -S -o - conftest.c | \
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grep 'target datalayout =' > /dev/null 2>&1
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if test $? -eq 0 ; then
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llvm_cv_llvmgcc_dragonegg="yes"
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fi
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rm conftest.c
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fi])
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dnl Set the flags needed to emit LLVM IR and to disable optimizations
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dnl in llvmgcc
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if test "$llvm_cv_llvmgcc_dragonegg" = "yes" ; then
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LLVMCC_EMITIR_FLAG="-fplugin-arg-dragonegg-emit-ir"
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LLVMGCC_DISABLEOPT_FLAGS="-fplugin-arg-dragonegg-disable-llvm-optzns"
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else
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LLVMCC_EMITIR_FLAG="-emit-llvm"
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LLVMGCC_DISABLEOPT_FLAGS="-mllvm -disable-llvm-optzns"
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fi
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AC_SUBST(LLVMCC_EMITIR_FLAG)
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dnl See if the llvm-gcc executable can compile to LLVM assembly
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AC_CACHE_CHECK([whether llvm-gcc is sane],[llvm_cv_llvmgcc_sanity],
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[llvm_cv_llvmgcc_sanity="no"
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if test -x "$LLVMGCC" ; then
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cp /dev/null conftest.c
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"$LLVMGCC" -emit-llvm -S -o - conftest.c | \
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"$LLVMGCC" "$LLVMCC_EMITIR_FLAG" -S -o - conftest.c | \
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grep 'target datalayout =' > /dev/null 2>&1
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if test $? -eq 0 ; then
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llvm_cv_llvmgcc_sanity="yes"
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@ -1428,6 +1453,7 @@ if test -x "$LLVMGCC" ; then
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fi])
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dnl Since we have a sane llvm-gcc, identify it and its sub-tools
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dnl Furthermore, add some information about the tools
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if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
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AC_MSG_CHECKING([llvm-gcc component support])
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llvmcc1path=`"$LLVMGCC" --print-prog-name=cc1`
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@ -1438,6 +1464,8 @@ if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
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AC_SUBST(LLVMGCCDIR,$llvmgccdir)
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llvmgcclangs=[`"$LLVMGCC" -v --help 2>&1 | grep '^Configured with:' | sed 's/^.*--enable-languages=\([^ ]*\).*/\1/'`]
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AC_SUBST(LLVMGCC_LANGS,$llvmgcclangs)
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AC_SUBST(LLVMGCC_DRAGONEGG,$llvm_cv_llvmgcc_dragonegg)
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AC_SUBST(LLVMGCC_DISABLEOPT_FLAGS)
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AC_MSG_RESULT([ok])
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fi
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93
configure
vendored
93
configure
vendored
@ -771,10 +771,13 @@ USE_OPROFILE
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HAVE_PTHREAD
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HUGE_VAL_SANITY
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MMAP_FILE
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LLVMCC_EMITIR_FLAG
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LLVMCC1
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LLVMCC1PLUS
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LLVMGCCDIR
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LLVMGCC_LANGS
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LLVMGCC_DRAGONEGG
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LLVMGCC_DISABLEOPT_FLAGS
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SHLIBEXT
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SHLIBPATH_VAR
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LLVM_PREFIX
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@ -11498,7 +11501,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<EOF
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#line 11501 "configure"
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#line 11504 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -20560,6 +20563,35 @@ fi
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done
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{ echo "$as_me:$LINENO: checking whether llvm-gcc is dragonegg" >&5
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echo $ECHO_N "checking whether llvm-gcc is dragonegg... $ECHO_C" >&6; }
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if test "${llvm_cv_llvmgcc_dragonegg+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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llvm_cv_llvmgcc_dragonegg="no"
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if test -x "$LLVMGCC" ; then
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cp /dev/null conftest.c
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"$LLVMGCC" -fplugin-arg-dragonegg-emit-ir -S -o - conftest.c | \
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grep 'target datalayout =' > /dev/null 2>&1
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if test $? -eq 0 ; then
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llvm_cv_llvmgcc_dragonegg="yes"
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fi
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rm conftest.c
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fi
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fi
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{ echo "$as_me:$LINENO: result: $llvm_cv_llvmgcc_dragonegg" >&5
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echo "${ECHO_T}$llvm_cv_llvmgcc_dragonegg" >&6; }
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if test "$llvm_cv_llvmgcc_dragonegg" = "yes" ; then
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LLVMCC_EMITIR_FLAG="-fplugin-arg-dragonegg-emit-ir"
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LLVMGCC_DISABLEOPT_FLAGS="-fplugin-arg-dragonegg-disable-llvm-optzns"
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else
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LLVMCC_EMITIR_FLAG="-emit-llvm"
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LLVMGCC_DISABLEOPT_FLAGS="-mllvm -disable-llvm-optzns"
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fi
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{ echo "$as_me:$LINENO: checking whether llvm-gcc is sane" >&5
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echo $ECHO_N "checking whether llvm-gcc is sane... $ECHO_C" >&6; }
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if test "${llvm_cv_llvmgcc_sanity+set}" = set; then
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@ -20568,7 +20600,7 @@ else
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llvm_cv_llvmgcc_sanity="no"
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if test -x "$LLVMGCC" ; then
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cp /dev/null conftest.c
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"$LLVMGCC" -emit-llvm -S -o - conftest.c | \
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"$LLVMGCC" "$LLVMCC_EMITIR_FLAG" -S -o - conftest.c | \
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grep 'target datalayout =' > /dev/null 2>&1
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if test $? -eq 0 ; then
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llvm_cv_llvmgcc_sanity="yes"
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@ -20594,6 +20626,9 @@ echo $ECHO_N "checking llvm-gcc component support... $ECHO_C" >&6; }
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llvmgcclangs=`"$LLVMGCC" -v --help 2>&1 | grep '^Configured with:' | sed 's/^.*--enable-languages=\([^ ]*\).*/\1/'`
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LLVMGCC_LANGS=$llvmgcclangs
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LLVMGCC_DRAGONEGG=$llvm_cv_llvmgcc_dragonegg
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{ echo "$as_me:$LINENO: result: ok" >&5
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echo "${ECHO_T}ok" >&6; }
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fi
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@ -21786,10 +21821,13 @@ USE_OPROFILE!$USE_OPROFILE$ac_delim
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HAVE_PTHREAD!$HAVE_PTHREAD$ac_delim
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HUGE_VAL_SANITY!$HUGE_VAL_SANITY$ac_delim
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MMAP_FILE!$MMAP_FILE$ac_delim
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LLVMCC_EMITIR_FLAG!$LLVMCC_EMITIR_FLAG$ac_delim
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LLVMCC1!$LLVMCC1$ac_delim
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LLVMCC1PLUS!$LLVMCC1PLUS$ac_delim
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LLVMGCCDIR!$LLVMGCCDIR$ac_delim
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LLVMGCC_LANGS!$LLVMGCC_LANGS$ac_delim
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LLVMGCC_DRAGONEGG!$LLVMGCC_DRAGONEGG$ac_delim
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LLVMGCC_DISABLEOPT_FLAGS!$LLVMGCC_DISABLEOPT_FLAGS$ac_delim
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SHLIBEXT!$SHLIBEXT$ac_delim
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SHLIBPATH_VAR!$SHLIBPATH_VAR$ac_delim
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LLVM_PREFIX!$LLVM_PREFIX$ac_delim
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@ -21808,11 +21846,9 @@ OCAML_LIBDIR!$OCAML_LIBDIR$ac_delim
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ENABLE_VISIBILITY_INLINES_HIDDEN!$ENABLE_VISIBILITY_INLINES_HIDDEN$ac_delim
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RPATH!$RPATH$ac_delim
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RDYNAMIC!$RDYNAMIC$ac_delim
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LIBOBJS!$LIBOBJS$ac_delim
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LTLIBOBJS!$LTLIBOBJS$ac_delim
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_ACEOF
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 96; then
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 97; then
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break
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elif $ac_last_try; then
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{ { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
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@ -21848,6 +21884,51 @@ CEOF$ac_eof
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_ACEOF
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ac_delim='%!_!# '
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for ac_last_try in false false false false false :; do
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cat >conf$$subs.sed <<_ACEOF
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LIBOBJS!$LIBOBJS$ac_delim
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LTLIBOBJS!$LTLIBOBJS$ac_delim
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_ACEOF
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if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 2; then
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break
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elif $ac_last_try; then
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{ { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5
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echo "$as_me: error: could not make $CONFIG_STATUS" >&2;}
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{ (exit 1); exit 1; }; }
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else
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ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
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fi
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done
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ac_eof=`sed -n '/^CEOF[0-9]*$/s/CEOF/0/p' conf$$subs.sed`
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if test -n "$ac_eof"; then
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ac_eof=`echo "$ac_eof" | sort -nru | sed 1q`
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ac_eof=`expr $ac_eof + 1`
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fi
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cat >>$CONFIG_STATUS <<_ACEOF
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cat >"\$tmp/subs-3.sed" <<\CEOF$ac_eof
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/@[a-zA-Z_][a-zA-Z_0-9]*@/!b end
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_ACEOF
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sed '
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s/[,\\&]/\\&/g; s/@/@|#_!!_#|/g
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s/^/s,@/; s/!/@,|#_!!_#|/
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:n
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t n
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s/'"$ac_delim"'$/,g/; t
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s/$/\\/; p
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N; s/^.*\n//; s/[,\\&]/\\&/g; s/@/@|#_!!_#|/g; b n
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' >>$CONFIG_STATUS <conf$$subs.sed
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rm -f conf$$subs.sed
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cat >>$CONFIG_STATUS <<_ACEOF
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:end
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s/|#_!!_#|//g
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CEOF$ac_eof
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_ACEOF
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# VPATH may cause trouble with some makes, so we remove $(srcdir),
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# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
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# trailing colons and then remove the whole line if VPATH becomes empty
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@ -22091,7 +22172,7 @@ s&@abs_builddir@&$ac_abs_builddir&;t t
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s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
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s&@INSTALL@&$ac_INSTALL&;t t
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$ac_datarootdir_hack
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" $ac_file_inputs | sed -f "$tmp/subs-1.sed" | sed -f "$tmp/subs-2.sed" | sed 's/|#_!!_#|//g' >$tmp/out
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" $ac_file_inputs | sed -f "$tmp/subs-1.sed" | sed -f "$tmp/subs-2.sed" | sed -f "$tmp/subs-3.sed" >$tmp/out
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test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
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{ ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
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