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authorSverker Eriksson <[email protected]>2016-10-17 11:53:18 +0200
committerSverker Eriksson <[email protected]>2016-10-17 11:53:18 +0200
commit32729cab75325de58bf127e6e8836348071b8682 (patch)
tree6084efc6883c937d9321ec6373f8ba7ac51ced3a /erts/configure.in
parentadd49d36f93c03fc2edbf17663a4e7ddd982a5f0 (diff)
parenta28149b2500a4db9b3c56b168dcd18effca87a3a (diff)
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Merge branch 'sverker/hipe-code-loadnpurge/OTP-13968'
* sverker/hipe-code-loadnpurge: (35 commits) erts: Cleanup dead code kernel,hipe: Fix dialyzer warnings erts: Replace unsafe Module.first_hipe_ref erts: Disable DBG_TRACE_MFA for debug build kernel: Fix code_SUITE:upgrade for non-hipe erts: Cleanup hipe trampoline code erts: Remove dead alloc stats in hipe_amd64.c erts: Remove code_SUITE:make_stub and make_stub_many_funs erts: Let code:make_stub_module raise 'notsup' erts: Fix bug in stack walk on risc erts: Fix old leak for ppc hipe code erts: Fix old leak for arm hipe code erts: Fix old leak of sparc hipe code erts: Fix old leak of hipe code on x86 32-bit erts: Enable exec_alloc for all hipe architectures erts: Remove debug printout for hipe loader state erts: Free hipe_refs and hipe_sdesc of a failed load erts: Refactor out hipe_purge_refs/sdesc erts: Refactor hipe_loader_state_dtor into a true destructor hipe: TRY fix llvm external calls to own module ...
Diffstat (limited to 'erts/configure.in')
-rw-r--r--erts/configure.in23
1 files changed, 15 insertions, 8 deletions
diff --git a/erts/configure.in b/erts/configure.in
index b276f8bdfb..0e599a65ab 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -2031,7 +2031,7 @@ AC_CHECK_FUNCS([getipnodebyname getipnodebyaddr gethostbyname2])
AC_CHECK_FUNCS([ieee_handler fpsetmask finite isnan isinf res_gethostbyname dlopen \
pread pwrite memmove strerror strerror_r strncasecmp \
- gethrtime localtime_r gmtime_r inet_pton \
+ gethrtime localtime_r gmtime_r inet_pton mprotect \
mmap mremap memcpy mallopt sbrk _sbrk __sbrk brk _brk __brk \
flockfile fstat strlcpy strlcat setsid posix2time time2posix \
setlocale nl_langinfo poll mlockall ppoll])
@@ -2750,6 +2750,18 @@ if test X${enable_hipe} != Xno && test X$ac_cv_sizeof_void_p != X4; then
fi
fi
+dnl HiPE cannot run on 32-bit without mprotect()
+if test X${enable_hipe} != Xno && test X$ac_cv_sizeof_void_p == X4; then
+ if test X$ac_cv_func_mprotect != Xyes; then
+ if test X${enable_hipe} = Xyes; then
+ AC_MSG_ERROR([HiPE on 32-bit needs mprotect()])
+ else
+ enable_hipe=no
+ AC_MSG_WARN([Disable HiPE due to lack of mprotect()])
+ fi
+ fi
+fi
+
dnl check to auto-enable hipe here...
if test "$cross_compiling" != "yes" && test X${enable_hipe} != Xno; then
if test -z "$M4"; then
@@ -3379,13 +3391,8 @@ if test X${enable_hipe} = Xyes; then
AC_DEFINE(HIPE,[1],[Define to enable HiPE])
HIPE_HELPERS="xmerl syntax_tools edoc"
ENABLE_ALLOC_TYPE_VARS="$ENABLE_ALLOC_TYPE_VARS hipe"
- case "$ARCH" in
- amd64)
- # For now exec_alloc is only used for hipe on amd64
- AC_MSG_NOTICE([Enable exec_alloc for hipe code allocation])
- ENABLE_ALLOC_TYPE_VARS="$ENABLE_ALLOC_TYPE_VARS exec_alloc"
- ;;
- esac
+ AC_MSG_NOTICE([Enable exec_alloc for hipe code allocation])
+ ENABLE_ALLOC_TYPE_VARS="$ENABLE_ALLOC_TYPE_VARS exec_alloc"
fi
fi
AC_SUBST(HIPE_HELPERS)