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Define LLVM_NATIVE_ARCH in llvm/Config/config.h to be the LLVM back end that corresponds to the native executable, but only when that LLVM back end is being built

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73590 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Douglas Gregor 2009-06-17 00:42:33 +00:00
parent efdbfc4cef
commit 76166fc7f2
1 changed files with 16 additions and 0 deletions
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16
autoconf/configure.ac
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@ -234,6 +234,13 @@ if test "$llvm_cv_target_arch" = "Unknown" ; then
AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
fi
# Determine the LLVM native architecture for the target
case "$llvm_cv_target_arch" in
x86) LLVM_NATIVE_ARCH="X86" ;;
x86_64) LLVM_NATIVE_ARCH="X86" ;;
*) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
esac
dnl Define a substitution, ARCH, for the target architecture
AC_SUBST(ARCH,$llvm_cv_target_arch)
@ -436,6 +443,15 @@ case "$enableval" in
esac
AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
# Determine whether we are building LLVM support for the native architecture.
# If so, define LLVM_NATIVE_ARCH to that LLVM target.
for a_target in $TARGETS_TO_BUILD; do
if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH,$LLVM_NATIVE_ARCH,
[LLVM architecture name for the native architecture, if available])
fi
done
# Build the LLVM_TARGET and LLVM_ASM_PRINTER macro uses for
# Targets.def and AsmPrinters.def.
LLVM_ENUM_TARGETS=""