2 ##------------------------------------------------------------##
4 # The multiple-architecture stuff in this file is pretty
5 # cryptic. Read docs/internals/multiple-architectures.txt
6 # for at least a partial explanation of what is going on.
8 ##------------------------------------------------------------##
10 # Process this file with autoconf to produce a configure script.
11 AC_INIT([Valgrind],[3.12.0.SVN],[valgrind-users@lists.sourceforge.net])
12 AC_CONFIG_SRCDIR(coregrind/m_main.c)
13 AC_CONFIG_HEADERS([config.h])
14 AM_INIT_AUTOMAKE([foreign subdir-objects])
18 #----------------------------------------------------------------------------
19 # Do NOT modify these flags here. Except in feature tests in which case
20 # the original values must be properly restored.
21 #----------------------------------------------------------------------------
25 #----------------------------------------------------------------------------
26 # Checks for various programs.
27 #----------------------------------------------------------------------------
34 # AC_PROG_OBJC apparently causes problems on older Linux distros (eg. with
35 # autoconf 2.59). If we ever have any Objective-C code in the Valgrind code
36 # base (eg. most likely as Darwin-specific tests) we'll need one of the
38 # - put AC_PROG_OBJC in a Darwin-specific part of this file
39 # - Use AC_PROG_OBJC here and up the minimum autoconf version
40 # - Use the following, which is apparently equivalent:
41 # m4_ifdef([AC_PROG_OBJC],
43 # [AC_CHECK_TOOL([OBJC], [gcc])
45 # AC_SUBST([OBJCFLAGS])
48 # provide a very basic definition for AC_PROG_SED if it's not provided by
49 # autoconf (as e.g. in autoconf 2.59).
50 m4_ifndef([AC_PROG_SED],
51 [AC_DEFUN([AC_PROG_SED],
53 AC_CHECK_PROGS([SED],[gsed sed])])])
56 # If no AR variable was specified, look up the name of the archiver. Otherwise
57 # do not touch the AR variable.
58 if test "x$AR" = "x"; then
59 AC_PATH_PROGS([AR], [`echo $LD | $SED 's/ld$/ar/'` "ar"], [ar])
61 AC_ARG_VAR([AR],[Archiver command])
63 # Check for the compiler support
64 if test "${GCC}" != "yes" ; then
65 AC_MSG_ERROR([Valgrind relies on GCC to be compiled])
68 # figure out where perl lives
69 AC_PATH_PROG(PERL, perl)
71 # figure out where gdb lives
72 AC_PATH_PROG(GDB, gdb, "/no/gdb/was/found/at/configure/time")
73 AC_DEFINE_UNQUOTED(GDB_PATH, "$GDB", [path to GDB])
75 # some older automake's don't have it so try something on our own
76 ifdef([AM_PROG_AS],[AM_PROG_AS],
86 # Check if 'diff' supports -u (universal diffs) and use it if possible.
88 AC_MSG_CHECKING([for diff -u])
91 # Comparing two identical files results in 0.
92 tmpfile="tmp-xxx-yyy-zzz"
94 if diff -u $tmpfile $tmpfile ; then
104 # We don't want gcc < 3.0
105 AC_MSG_CHECKING([for a supported version of gcc])
107 # Obtain the compiler version.
109 # A few examples of how the ${CC} --version output looks like:
111 # ######## gcc variants ########
112 # Arch Linux: i686-pc-linux-gnu-gcc (GCC) 4.6.2
113 # Debian Linux: gcc (Debian 4.3.2-1.1) 4.3.2
114 # openSUSE: gcc (SUSE Linux) 4.5.1 20101208 [gcc-4_5-branch revision 167585]
115 # Exherbo Linux: x86_64-pc-linux-gnu-gcc (Exherbo gcc-4.6.2) 4.6.2
116 # MontaVista Linux for ARM: arm-none-linux-gnueabi-gcc (Sourcery G++ Lite 2009q1-203) 4.3.3
117 # OS/X 10.6: i686-apple-darwin10-gcc-4.2.1 (GCC) 4.2.1 (Apple Inc. build 5666) (dot 3)
118 # OS/X 10.7: i686-apple-darwin11-llvm-gcc-4.2 (GCC) 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)
120 # ######## clang variants ########
121 # Clang: clang version 2.9 (tags/RELEASE_29/final)
122 # Apple clang: Apple clang version 3.1 (tags/Apple/clang-318.0.58) (based on LLVM 3.1svn)
123 # FreeBSD clang: FreeBSD clang version 3.1 (branches/release_31 156863) 20120523
125 # ######## Apple LLVM variants ########
126 # Apple LLVM version 5.1 (clang-503.0.40) (based on LLVM 3.4svn)
127 # Apple LLVM version 6.0 (clang-600.0.51) (based on LLVM 3.5svn)
130 if test "x`${CC} --version | $SED -n -e 's/.*\Apple \(LLVM\) version.*clang.*/\1/p'`" = "xLLVM" ;
133 gcc_version=`${CC} --version | $SED -n -e 's/.*LLVM version \([0-9.]*\).*$/\1/p'`
134 elif test "x`${CC} --version | $SED -n -e 's/.*\(clang\) version.*/\1/p'`" = "xclang" ;
137 # Don't use -dumpversion with clang: it will always produce "4.2.1".
138 gcc_version=`${CC} --version | $SED -n -e 's/.*clang version \([0-9.]*\).*$/\1/p'`
139 elif test "x`${CC} --version | $SED -n -e 's/icc.*\(ICC\).*/\1/p'`" = "xICC" ;
142 gcc_version=`${CC} -dumpversion 2>/dev/null`
145 gcc_version=`${CC} -dumpversion 2>/dev/null`
146 if test "x$gcc_version" = x; then
147 gcc_version=`${CC} --version | $SED -n -e 's/[^ ]*gcc[^ ]* ([^)]*) \([0-9.]*\).*$/\1/p'`
151 AM_CONDITIONAL(COMPILER_IS_CLANG, test $is_clang = clang -o $is_clang = applellvm)
152 AM_CONDITIONAL(COMPILER_IS_ICC, test $is_clang = icc)
154 # Note: m4 arguments are quoted with [ and ] so square brackets in shell
155 # statements have to be quoted.
156 case "${is_clang}-${gcc_version}" in
157 applellvm-5.1|applellvm-6.*|applellvm-7.*)
158 AC_MSG_RESULT([ok (Apple LLVM version ${gcc_version})])
161 AC_MSG_RESULT([ok (ICC version ${gcc_version})])
163 notclang-[[3-9]].*|notclang-[[1-9][0-9]]*)
164 AC_MSG_RESULT([ok (${gcc_version})])
166 clang-2.9|clang-[[3-9]].*|clang-[[1-9][0-9]]*)
167 AC_MSG_RESULT([ok (clang-${gcc_version})])
170 AC_MSG_RESULT([no (${gcc_version})])
171 AC_MSG_ERROR([please use gcc >= 3.0 or clang >= 2.9 or icc >= 13.0])
175 #----------------------------------------------------------------------------
176 # Arch/OS/platform tests.
177 #----------------------------------------------------------------------------
178 # We create a number of arch/OS/platform-related variables. We prefix them
179 # all with "VGCONF_" which indicates that they are defined at
180 # configure-time, and distinguishes them from the VGA_*/VGO_*/VGP_*
181 # variables used when compiling C files.
185 AC_MSG_CHECKING([for a supported CPU])
187 # ARCH_MAX reflects the most that this CPU can do: for example if it
188 # is a 64-bit capable PowerPC, then it must be set to ppc64 and not ppc32.
189 # Ditto for amd64. It is used for more configuration below, but is not used
192 # Power PC returns powerpc for Big Endian. This was not changed when Little
193 # Endian support was added to the 64-bit architecture. The 64-bit Little
194 # Endian systems explicitly state le in the host_cpu. For clarity in the
195 # Valgrind code, the ARCH_MAX name will state LE or BE for the endianess of
196 # the 64-bit system. Big Endian is the only mode supported on 32-bit Power PC.
197 # The abreviation PPC or ppc refers to 32-bit and 64-bit systems with either
198 # Endianess. The name PPC64 or ppc64 to 64-bit systems of either Endianess.
199 # The names ppc64be or PPC64BE refer to only 64-bit systems that are Big
200 # Endian. Similarly, ppc64le or PPC64LE refer to only 64-bit systems that are
203 case "${host_cpu}" in
205 AC_MSG_RESULT([ok (${host_cpu})])
210 AC_MSG_RESULT([ok (${host_cpu})])
215 # this only referrs to 64-bit Big Endian
216 AC_MSG_RESULT([ok (${host_cpu})])
221 # this only referrs to 64-bit Little Endian
222 AC_MSG_RESULT([ok (${host_cpu})])
227 # On Linux this means only a 32-bit capable CPU.
228 AC_MSG_RESULT([ok (${host_cpu})])
233 AC_MSG_RESULT([ok (${host_cpu})])
238 AC_MSG_RESULT([ok (${host_cpu})])
243 AC_MSG_RESULT([ok (${host_cpu})])
248 AC_MSG_RESULT([ok (${host_cpu})])
253 AC_MSG_RESULT([ok (${host_cpu})])
258 AC_MSG_RESULT([ok (${host_cpu})])
263 AC_MSG_RESULT([ok (${host_cpu})])
268 AC_MSG_RESULT([ok (${host_cpu})])
273 AC_MSG_RESULT([ok (${host_cpu})])
278 AC_MSG_RESULT([no (${host_cpu})])
279 AC_MSG_ERROR([Unsupported host architecture. Sorry])
283 #----------------------------------------------------------------------------
285 # Sometimes it's convenient to subvert the bi-arch build system and
286 # just have a single build even though the underlying platform is
287 # capable of both. Hence handle --enable-only64bit and
288 # --enable-only32bit. Complain if both are issued :-)
289 # [Actually, if either of these options are used, I think both get built,
290 # but only one gets installed. So if you use an in-place build, both can be
293 # Check if a 64-bit only build has been requested
294 AC_CACHE_CHECK([for a 64-bit only build], vg_cv_only64bit,
295 [AC_ARG_ENABLE(only64bit,
296 [ --enable-only64bit do a 64-bit only build],
297 [vg_cv_only64bit=$enableval],
298 [vg_cv_only64bit=no])])
300 # Check if a 32-bit only build has been requested
301 AC_CACHE_CHECK([for a 32-bit only build], vg_cv_only32bit,
302 [AC_ARG_ENABLE(only32bit,
303 [ --enable-only32bit do a 32-bit only build],
304 [vg_cv_only32bit=$enableval],
305 [vg_cv_only32bit=no])])
308 if test x$vg_cv_only64bit = xyes -a x$vg_cv_only32bit = xyes; then
310 [Nonsensical: both --enable-only64bit and --enable-only32bit.])
313 #----------------------------------------------------------------------------
315 # VGCONF_OS is the primary build OS, eg. "linux". It is passed in to
316 # compilation of many C files via -VGO_$(VGCONF_OS) and
317 # -VGP_$(VGCONF_ARCH_PRI)_$(VGCONF_OS).
318 AC_MSG_CHECKING([for a supported OS])
325 AC_MSG_RESULT([ok (${host_os})])
328 # Ok, this is linux. Check the kernel version
329 AC_MSG_CHECKING([for the kernel version])
334 0.*|1.*|2.0.*|2.1.*|2.2.*|2.3.*|2.4.*|2.5.*)
335 AC_MSG_RESULT([unsupported (${kernel})])
336 AC_MSG_ERROR([Valgrind needs a Linux kernel >= 2.6])
340 AC_MSG_RESULT([2.6 or later (${kernel})])
347 AC_MSG_RESULT([ok (${host_os})])
349 AC_DEFINE([DARWIN_10_5], 100500, [DARWIN_VERS value for Mac OS X 10.5])
350 AC_DEFINE([DARWIN_10_6], 100600, [DARWIN_VERS value for Mac OS X 10.6])
351 AC_DEFINE([DARWIN_10_7], 100700, [DARWIN_VERS value for Mac OS X 10.7])
352 AC_DEFINE([DARWIN_10_8], 100800, [DARWIN_VERS value for Mac OS X 10.8])
353 AC_DEFINE([DARWIN_10_9], 100900, [DARWIN_VERS value for Mac OS X 10.9])
354 AC_DEFINE([DARWIN_10_10], 101000, [DARWIN_VERS value for Mac OS X 10.10])
355 AC_DEFINE([DARWIN_10_11], 101100, [DARWIN_VERS value for Mac OS X 10.11])
357 AC_MSG_CHECKING([for the kernel version])
360 # Nb: for Darwin we set DEFAULT_SUPP here. That's because Darwin
361 # has only one relevant version, the OS version. The `uname` check
362 # is a good way to get that version (i.e. "Darwin 9.6.0" is Mac OS
363 # X 10.5.6, and "Darwin 10.x" is Mac OS X 10.6.x Snow Leopard,
364 # and possibly "Darwin 11.x" is Mac OS X 10.7.x Lion),
365 # and we don't know of an macros similar to __GLIBC__ to get that info.
367 # XXX: `uname -r` won't do the right thing for cross-compiles, but
368 # that's not a problem yet.
370 # jseward 21 Sept 2011: I seriously doubt whether V 3.7.0 will work
371 # on OS X 10.5.x; I haven't tested yet, and only plan to test 3.7.0
372 # on 10.6.8 and 10.7.1. Although tempted to delete the configure
373 # time support for 10.5 (the 9.* pattern just below), I'll leave it
374 # in for now, just in case anybody wants to give it a try. But I'm
375 # assuming that 3.7.0 is a Snow Leopard and Lion-only release.
378 AC_MSG_RESULT([Darwin 9.x (${kernel}) / Mac OS X 10.5 Leopard])
379 AC_DEFINE([DARWIN_VERS], DARWIN_10_5, [Darwin / Mac OS X version])
380 DEFAULT_SUPP="darwin9.supp ${DEFAULT_SUPP}"
381 DEFAULT_SUPP="darwin9-drd.supp ${DEFAULT_SUPP}"
384 AC_MSG_RESULT([Darwin 10.x (${kernel}) / Mac OS X 10.6 Snow Leopard])
385 AC_DEFINE([DARWIN_VERS], DARWIN_10_6, [Darwin / Mac OS X version])
386 DEFAULT_SUPP="darwin10.supp ${DEFAULT_SUPP}"
387 DEFAULT_SUPP="darwin10-drd.supp ${DEFAULT_SUPP}"
390 AC_MSG_RESULT([Darwin 11.x (${kernel}) / Mac OS X 10.7 Lion])
391 AC_DEFINE([DARWIN_VERS], DARWIN_10_7, [Darwin / Mac OS X version])
392 DEFAULT_SUPP="darwin11.supp ${DEFAULT_SUPP}"
393 DEFAULT_SUPP="darwin10-drd.supp ${DEFAULT_SUPP}"
396 AC_MSG_RESULT([Darwin 12.x (${kernel}) / Mac OS X 10.8 Mountain Lion])
397 AC_DEFINE([DARWIN_VERS], DARWIN_10_8, [Darwin / Mac OS X version])
398 DEFAULT_SUPP="darwin12.supp ${DEFAULT_SUPP}"
399 DEFAULT_SUPP="darwin10-drd.supp ${DEFAULT_SUPP}"
402 AC_MSG_RESULT([Darwin 13.x (${kernel}) / Mac OS X 10.9 Mavericks])
403 AC_DEFINE([DARWIN_VERS], DARWIN_10_9, [Darwin / Mac OS X version])
404 DEFAULT_SUPP="darwin13.supp ${DEFAULT_SUPP}"
405 DEFAULT_SUPP="darwin10-drd.supp ${DEFAULT_SUPP}"
408 AC_MSG_RESULT([Darwin 14.x (${kernel}) / Mac OS X 10.10 Yosemite])
409 AC_DEFINE([DARWIN_VERS], DARWIN_10_10, [Darwin / Mac OS X version])
410 DEFAULT_SUPP="darwin14.supp ${DEFAULT_SUPP}"
411 DEFAULT_SUPP="darwin10-drd.supp ${DEFAULT_SUPP}"
414 AC_MSG_RESULT([Darwin 15.x (${kernel}) / Mac OS X 10.11 El Capitan])
415 AC_DEFINE([DARWIN_VERS], DARWIN_10_11, [Darwin / Mac OS X version])
416 DEFAULT_SUPP="darwin15.supp ${DEFAULT_SUPP}"
417 DEFAULT_SUPP="darwin10-drd.supp ${DEFAULT_SUPP}"
420 AC_MSG_RESULT([unsupported (${kernel})])
421 AC_MSG_ERROR([Valgrind works on Darwin 10.x, 11.x, 12.x, 13.x, 14.x and 15.x (Mac OS X 10.6/7/8/9/10/11)])
427 AC_MSG_RESULT([ok (${host_os})])
429 DEFAULT_SUPP="solaris11.supp ${DEFAULT_SUPP}"
433 AC_MSG_RESULT([ok (${host_os})])
435 DEFAULT_SUPP="solaris12.supp ${DEFAULT_SUPP}"
439 AC_MSG_RESULT([no (${host_os})])
440 AC_MSG_ERROR([Valgrind is operating system specific. Sorry.])
444 #----------------------------------------------------------------------------
446 # If we are building on a 64 bit platform test to see if the system
447 # supports building 32 bit programs and disable 32 bit support if it
448 # does not support building 32 bit programs
450 case "$ARCH_MAX-$VGCONF_OS" in
451 amd64-linux|ppc64be-linux|arm64-linux|amd64-solaris)
452 AC_MSG_CHECKING([for 32 bit build support])
455 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
460 vg_cv_only64bit="yes"
463 CFLAGS=$safe_CFLAGS;;
466 if test x$vg_cv_only64bit = xyes -a x$vg_cv_only32bit = xyes; then
468 [--enable-only32bit was specified but system does not support 32 bit builds])
471 #----------------------------------------------------------------------------
473 # VGCONF_ARCH_PRI is the arch for the primary build target, eg. "amd64". By
474 # default it's the same as ARCH_MAX. But if, say, we do a build on an amd64
475 # machine, but --enable-only32bit has been requested, then ARCH_MAX (see
476 # above) will be "amd64" since that reflects the most that this cpu can do,
477 # but VGCONF_ARCH_PRI will be downgraded to "x86", since that reflects the
478 # arch corresponding to the primary build (VGCONF_PLATFORM_PRI_CAPS). It is
479 # passed in to compilation of many C files via -VGA_$(VGCONF_ARCH_PRI) and
480 # -VGP_$(VGCONF_ARCH_PRI)_$(VGCONF_OS).
481 AC_SUBST(VGCONF_ARCH_PRI)
483 # VGCONF_ARCH_SEC is the arch for the secondary build target, eg. "x86".
484 # It is passed in to compilation of many C files via -VGA_$(VGCONF_ARCH_SEC)
485 # and -VGP_$(VGCONF_ARCH_SEC)_$(VGCONF_OS), if there is a secondary target.
486 # It is empty if there is no secondary target.
487 AC_SUBST(VGCONF_ARCH_SEC)
489 # VGCONF_PLATFORM_PRI_CAPS is the primary build target, eg. "AMD64_LINUX".
490 # The entire system, including regression and performance tests, will be
491 # built for this target. The "_CAPS" indicates that the name is in capital
492 # letters, and it also uses '_' rather than '-' as a separator, because it's
493 # used to create various Makefile variables, which are all in caps by
494 # convention and cannot contain '-' characters. This is in contrast to
495 # VGCONF_ARCH_PRI and VGCONF_OS which are not in caps.
496 AC_SUBST(VGCONF_PLATFORM_PRI_CAPS)
498 # VGCONF_PLATFORM_SEC_CAPS is the secondary build target, if there is one.
499 # Valgrind and tools will also be built for this target, but not the
500 # regression or performance tests.
502 # By default, the primary arch is the same as the "max" arch, as commented
503 # above (at the definition of ARCH_MAX). We may choose to downgrade it in
504 # the big case statement just below here, in the case where we're building
505 # on a 64 bit machine but have been requested only to do a 32 bit build.
506 AC_SUBST(VGCONF_PLATFORM_SEC_CAPS)
508 AC_MSG_CHECKING([for a supported CPU/OS combination])
510 # NB. The load address for a given platform may be specified in more
511 # than one place, in some cases, depending on whether we're doing a biarch,
512 # 32-bit only or 64-bit only build. eg see case for amd64-linux below.
513 # Be careful to give consistent values in all subcases. Also, all four
514 # valt_load_addres_{pri,sec}_{norml,inner} values must always be set,
515 # even if it is to "0xUNSET".
517 case "$ARCH_MAX-$VGCONF_OS" in
519 VGCONF_ARCH_PRI="x86"
521 VGCONF_PLATFORM_PRI_CAPS="X86_LINUX"
522 VGCONF_PLATFORM_SEC_CAPS=""
523 valt_load_address_pri_norml="0x38000000"
524 valt_load_address_pri_inner="0x28000000"
525 valt_load_address_sec_norml="0xUNSET"
526 valt_load_address_sec_inner="0xUNSET"
527 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
530 valt_load_address_sec_norml="0xUNSET"
531 valt_load_address_sec_inner="0xUNSET"
532 if test x$vg_cv_only64bit = xyes; then
533 VGCONF_ARCH_PRI="amd64"
535 VGCONF_PLATFORM_PRI_CAPS="AMD64_LINUX"
536 VGCONF_PLATFORM_SEC_CAPS=""
537 valt_load_address_pri_norml="0x38000000"
538 valt_load_address_pri_inner="0x28000000"
539 elif test x$vg_cv_only32bit = xyes; then
540 VGCONF_ARCH_PRI="x86"
542 VGCONF_PLATFORM_PRI_CAPS="X86_LINUX"
543 VGCONF_PLATFORM_SEC_CAPS=""
544 valt_load_address_pri_norml="0x38000000"
545 valt_load_address_pri_inner="0x28000000"
547 VGCONF_ARCH_PRI="amd64"
548 VGCONF_ARCH_SEC="x86"
549 VGCONF_PLATFORM_PRI_CAPS="AMD64_LINUX"
550 VGCONF_PLATFORM_SEC_CAPS="X86_LINUX"
551 valt_load_address_pri_norml="0x38000000"
552 valt_load_address_pri_inner="0x28000000"
553 valt_load_address_sec_norml="0x38000000"
554 valt_load_address_sec_inner="0x28000000"
556 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
559 VGCONF_ARCH_PRI="ppc32"
561 VGCONF_PLATFORM_PRI_CAPS="PPC32_LINUX"
562 VGCONF_PLATFORM_SEC_CAPS=""
563 valt_load_address_pri_norml="0x38000000"
564 valt_load_address_pri_inner="0x28000000"
565 valt_load_address_sec_norml="0xUNSET"
566 valt_load_address_sec_inner="0xUNSET"
567 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
570 valt_load_address_sec_norml="0xUNSET"
571 valt_load_address_sec_inner="0xUNSET"
572 if test x$vg_cv_only64bit = xyes; then
573 VGCONF_ARCH_PRI="ppc64be"
575 VGCONF_PLATFORM_PRI_CAPS="PPC64BE_LINUX"
576 VGCONF_PLATFORM_SEC_CAPS=""
577 valt_load_address_pri_norml="0x38000000"
578 valt_load_address_pri_inner="0x28000000"
579 elif test x$vg_cv_only32bit = xyes; then
580 VGCONF_ARCH_PRI="ppc32"
582 VGCONF_PLATFORM_PRI_CAPS="PPC32_LINUX"
583 VGCONF_PLATFORM_SEC_CAPS=""
584 valt_load_address_pri_norml="0x38000000"
585 valt_load_address_pri_inner="0x28000000"
587 VGCONF_ARCH_PRI="ppc64be"
588 VGCONF_ARCH_SEC="ppc32"
589 VGCONF_PLATFORM_PRI_CAPS="PPC64BE_LINUX"
590 VGCONF_PLATFORM_SEC_CAPS="PPC32_LINUX"
591 valt_load_address_pri_norml="0x38000000"
592 valt_load_address_pri_inner="0x28000000"
593 valt_load_address_sec_norml="0x38000000"
594 valt_load_address_sec_inner="0x28000000"
596 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
599 # Little Endian is only supported on PPC64
600 valt_load_address_sec_norml="0xUNSET"
601 valt_load_address_sec_inner="0xUNSET"
602 VGCONF_ARCH_PRI="ppc64le"
604 VGCONF_PLATFORM_PRI_CAPS="PPC64LE_LINUX"
605 VGCONF_PLATFORM_SEC_CAPS=""
606 valt_load_address_pri_norml="0x38000000"
607 valt_load_address_pri_inner="0x28000000"
608 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
610 # Darwin gets identified as 32-bit even when it supports 64-bit.
611 # (Not sure why, possibly because 'uname' returns "i386"?) Just about
612 # all Macs support both 32-bit and 64-bit, so we just build both. If
613 # someone has a really old 32-bit only machine they can (hopefully?)
614 # build with --enable-only32bit. See bug 243362.
615 x86-darwin|amd64-darwin)
617 valt_load_address_sec_norml="0xUNSET"
618 valt_load_address_sec_inner="0xUNSET"
619 if test x$vg_cv_only64bit = xyes; then
620 VGCONF_ARCH_PRI="amd64"
622 VGCONF_PLATFORM_PRI_CAPS="AMD64_DARWIN"
623 VGCONF_PLATFORM_SEC_CAPS=""
624 valt_load_address_pri_norml="0x138000000"
625 valt_load_address_pri_inner="0x128000000"
626 elif test x$vg_cv_only32bit = xyes; then
627 VGCONF_ARCH_PRI="x86"
629 VGCONF_PLATFORM_PRI_CAPS="X86_DARWIN"
630 VGCONF_PLATFORM_SEC_CAPS=""
631 VGCONF_ARCH_PRI_CAPS="x86"
632 valt_load_address_pri_norml="0x38000000"
633 valt_load_address_pri_inner="0x28000000"
635 VGCONF_ARCH_PRI="amd64"
636 VGCONF_ARCH_SEC="x86"
637 VGCONF_PLATFORM_PRI_CAPS="AMD64_DARWIN"
638 VGCONF_PLATFORM_SEC_CAPS="X86_DARWIN"
639 valt_load_address_pri_norml="0x138000000"
640 valt_load_address_pri_inner="0x128000000"
641 valt_load_address_sec_norml="0x38000000"
642 valt_load_address_sec_inner="0x28000000"
644 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
647 VGCONF_ARCH_PRI="arm"
648 VGCONF_PLATFORM_PRI_CAPS="ARM_LINUX"
649 VGCONF_PLATFORM_SEC_CAPS=""
650 valt_load_address_pri_norml="0x38000000"
651 valt_load_address_pri_inner="0x28000000"
652 valt_load_address_sec_norml="0xUNSET"
653 valt_load_address_sec_inner="0xUNSET"
654 AC_MSG_RESULT([ok (${host_cpu}-${host_os})])
657 valt_load_address_sec_norml="0xUNSET"
658 valt_load_address_sec_inner="0xUNSET"
659 if test x$vg_cv_only64bit = xyes; then
660 VGCONF_ARCH_PRI="arm64"
662 VGCONF_PLATFORM_PRI_CAPS="ARM64_LINUX"
663 VGCONF_PLATFORM_SEC_CAPS=""
664 valt_load_address_pri_norml="0x38000000"
665 valt_load_address_pri_inner="0x28000000"
666 elif test x$vg_cv_only32bit = xyes; then
667 VGCONF_ARCH_PRI="arm"
669 VGCONF_PLATFORM_PRI_CAPS="ARM_LINUX"
670 VGCONF_PLATFORM_SEC_CAPS=""
671 valt_load_address_pri_norml="0x38000000"
672 valt_load_address_pri_inner="0x28000000"
674 VGCONF_ARCH_PRI="arm64"
675 VGCONF_ARCH_SEC="arm"
676 VGCONF_PLATFORM_PRI_CAPS="ARM64_LINUX"
677 VGCONF_PLATFORM_SEC_CAPS="ARM_LINUX"
678 valt_load_address_pri_norml="0x38000000"
679 valt_load_address_pri_inner="0x28000000"
680 valt_load_address_sec_norml="0x38000000"
681 valt_load_address_sec_inner="0x28000000"
683 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
686 VGCONF_ARCH_PRI="s390x"
688 VGCONF_PLATFORM_PRI_CAPS="S390X_LINUX"
689 VGCONF_PLATFORM_SEC_CAPS=""
690 # To improve branch prediction hit rate we want to have
691 # the generated code close to valgrind (host) code
692 valt_load_address_pri_norml="0x800000000"
693 valt_load_address_pri_inner="0x810000000"
694 valt_load_address_sec_norml="0xUNSET"
695 valt_load_address_sec_inner="0xUNSET"
696 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
699 VGCONF_ARCH_PRI="mips32"
700 VGCONF_PLATFORM_PRI_CAPS="MIPS32_LINUX"
701 VGCONF_PLATFORM_SEC_CAPS=""
702 valt_load_address_pri_norml="0x38000000"
703 valt_load_address_pri_inner="0x28000000"
704 valt_load_address_sec_norml="0xUNSET"
705 valt_load_address_sec_inner="0xUNSET"
706 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
709 VGCONF_ARCH_PRI="mips64"
710 VGCONF_PLATFORM_PRI_CAPS="MIPS64_LINUX"
711 VGCONF_PLATFORM_SEC_CAPS=""
712 valt_load_address_pri_norml="0x38000000"
713 valt_load_address_pri_inner="0x28000000"
714 valt_load_address_sec_norml="0xUNSET"
715 valt_load_address_sec_inner="0xUNSET"
716 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
719 VGCONF_ARCH_PRI="tilegx"
721 VGCONF_PLATFORM_PRI_CAPS="TILEGX_LINUX"
722 VGCONF_PLATFORM_SEC_CAPS=""
723 valt_load_address_pri_norml="0x38000000"
724 valt_load_address_pri_inner="0x28000000"
725 valt_load_address_sec_norml="0xUNSET"
726 valt_load_address_sec_inner="0xUNSET"
727 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
730 VGCONF_ARCH_PRI="x86"
732 VGCONF_PLATFORM_PRI_CAPS="X86_SOLARIS"
733 VGCONF_PLATFORM_SEC_CAPS=""
734 valt_load_address_pri_norml="0x38000000"
735 valt_load_address_pri_inner="0x28000000"
736 valt_load_address_sec_norml="0xUNSET"
737 valt_load_address_sec_inner="0xUNSET"
738 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
741 valt_load_address_sec_norml="0xUNSET"
742 valt_load_address_sec_inner="0xUNSET"
743 if test x$vg_cv_only64bit = xyes; then
744 VGCONF_ARCH_PRI="amd64"
746 VGCONF_PLATFORM_PRI_CAPS="AMD64_SOLARIS"
747 VGCONF_PLATFORM_SEC_CAPS=""
748 valt_load_address_pri_norml="0x38000000"
749 valt_load_address_pri_inner="0x28000000"
750 elif test x$vg_cv_only32bit = xyes; then
751 VGCONF_ARCH_PRI="x86"
753 VGCONF_PLATFORM_PRI_CAPS="X86_SOLARIS"
754 VGCONF_PLATFORM_SEC_CAPS=""
755 valt_load_address_pri_norml="0x38000000"
756 valt_load_address_pri_inner="0x28000000"
758 VGCONF_ARCH_PRI="amd64"
759 VGCONF_ARCH_SEC="x86"
760 VGCONF_PLATFORM_PRI_CAPS="AMD64_SOLARIS"
761 VGCONF_PLATFORM_SEC_CAPS="X86_SOLARIS"
762 valt_load_address_pri_norml="0x38000000"
763 valt_load_address_pri_inner="0x28000000"
764 valt_load_address_sec_norml="0x38000000"
765 valt_load_address_sec_inner="0x28000000"
767 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
770 VGCONF_ARCH_PRI="unknown"
771 VGCONF_ARCH_SEC="unknown"
772 VGCONF_PLATFORM_PRI_CAPS="UNKNOWN"
773 VGCONF_PLATFORM_SEC_CAPS="UNKNOWN"
774 valt_load_address_pri_norml="0xUNSET"
775 valt_load_address_pri_inner="0xUNSET"
776 valt_load_address_sec_norml="0xUNSET"
777 valt_load_address_sec_inner="0xUNSET"
778 AC_MSG_RESULT([no (${ARCH_MAX}-${VGCONF_OS})])
779 AC_MSG_ERROR([Valgrind is platform specific. Sorry. Please consider doing a port.])
783 #----------------------------------------------------------------------------
785 # Set up VGCONF_ARCHS_INCLUDE_<arch>. Either one or two of these become
787 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_X86,
788 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
789 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_LINUX \
790 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
791 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_DARWIN \
792 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
793 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_SOLARIS )
794 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_AMD64,
795 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX \
796 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN \
797 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS )
798 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_PPC32,
799 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
800 -o x$VGCONF_PLATFORM_SEC_CAPS = xPPC32_LINUX )
801 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_PPC64,
802 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC64BE_LINUX \
803 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64LE_LINUX )
804 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_ARM,
805 test x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
806 -o x$VGCONF_PLATFORM_SEC_CAPS = xARM_LINUX )
807 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_ARM64,
808 test x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX )
809 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_S390X,
810 test x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX )
811 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_MIPS32,
812 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX )
813 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_MIPS64,
814 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX )
815 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_TILEGX,
816 test x$VGCONF_PLATFORM_PRI_CAPS = xTILEGX_LINUX )
818 # Set up VGCONF_PLATFORMS_INCLUDE_<platform>. Either one or two of these
820 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_LINUX,
821 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
822 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_LINUX)
823 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_LINUX,
824 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX)
825 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_PPC32_LINUX,
826 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
827 -o x$VGCONF_PLATFORM_SEC_CAPS = xPPC32_LINUX)
828 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_PPC64BE_LINUX,
829 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC64BE_LINUX)
830 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_PPC64LE_LINUX,
831 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC64LE_LINUX)
832 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_ARM_LINUX,
833 test x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
834 -o x$VGCONF_PLATFORM_SEC_CAPS = xARM_LINUX)
835 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_ARM64_LINUX,
836 test x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX)
837 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_S390X_LINUX,
838 test x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX \
839 -o x$VGCONF_PLATFORM_SEC_CAPS = xS390X_LINUX)
840 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_MIPS32_LINUX,
841 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX)
842 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_MIPS64_LINUX,
843 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX)
844 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_TILEGX_LINUX,
845 test x$VGCONF_PLATFORM_PRI_CAPS = xTILEGX_LINUX)
846 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_DARWIN,
847 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
848 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_DARWIN)
849 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_DARWIN,
850 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN)
851 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_SOLARIS,
852 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
853 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_SOLARIS)
854 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_SOLARIS,
855 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS)
858 # Similarly, set up VGCONF_OS_IS_<os>. Exactly one of these becomes defined.
859 # Relies on the assumption that the primary and secondary targets are
860 # for the same OS, so therefore only necessary to test the primary.
861 AM_CONDITIONAL(VGCONF_OS_IS_LINUX,
862 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
863 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX \
864 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
865 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64BE_LINUX \
866 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64LE_LINUX \
867 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
868 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX \
869 -o x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX \
870 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
871 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX \
872 -o x$VGCONF_PLATFORM_PRI_CAPS = xTILEGX_LINUX)
873 AM_CONDITIONAL(VGCONF_OS_IS_DARWIN,
874 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
875 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN)
876 AM_CONDITIONAL(VGCONF_OS_IS_SOLARIS,
877 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
878 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS)
881 # Sometimes, in the Makefile.am files, it's useful to know whether or not
882 # there is a secondary target.
883 AM_CONDITIONAL(VGCONF_HAVE_PLATFORM_SEC,
884 test x$VGCONF_PLATFORM_SEC_CAPS != x)
886 dnl automake-1.10 does not have AM_COND_IF (added in 1.11), so we supply a
887 dnl fallback definition
888 dnl The macro is courtesy of Dave Hart:
889 dnl https://lists.gnu.org/archive/html/automake/2010-12/msg00045.html
890 m4_ifndef([AM_COND_IF], [AC_DEFUN([AM_COND_IF], [
891 if test -z "$$1_TRUE"; then :
900 #----------------------------------------------------------------------------
902 #----------------------------------------------------------------------------
904 # Check if this should be built as an inner Valgrind, to be run within
905 # another Valgrind. Choose the load address accordingly.
906 AC_SUBST(VALT_LOAD_ADDRESS_PRI)
907 AC_SUBST(VALT_LOAD_ADDRESS_SEC)
908 AC_CACHE_CHECK([for use as an inner Valgrind], vg_cv_inner,
909 [AC_ARG_ENABLE(inner,
910 [ --enable-inner enables self-hosting],
911 [vg_cv_inner=$enableval],
913 if test "$vg_cv_inner" = yes; then
914 AC_DEFINE([ENABLE_INNER], 1, [configured to run as an inner Valgrind])
915 VALT_LOAD_ADDRESS_PRI=$valt_load_address_pri_inner
916 VALT_LOAD_ADDRESS_SEC=$valt_load_address_sec_inner
918 VALT_LOAD_ADDRESS_PRI=$valt_load_address_pri_norml
919 VALT_LOAD_ADDRESS_SEC=$valt_load_address_sec_norml
922 #----------------------------------------------------------------------------
923 # Undefined behaviour sanitiser
924 #----------------------------------------------------------------------------
925 # Check whether we should build with the undefined beahviour sanitiser.
927 AC_CACHE_CHECK([for using the undefined behaviour sanitiser], vg_cv_ubsan,
928 [AC_ARG_ENABLE(ubsan,
929 [ --enable-ubsan enables the undefined behaviour sanitiser],
930 [vg_cv_ubsan=$enableval],
933 #----------------------------------------------------------------------------
934 # Define MIPS_PAGE_SHIFT (--with-pagesize)
935 #----------------------------------------------------------------------------
936 AC_ARG_WITH(pagesize,
937 [ --with-pagesize= override detected page size (4, 16 or 64)],
942 if test "$psize" = "0"; then
943 psizer=`getconf PAGESIZE`
944 psize=$((${psizer}/1024))
947 if test "$psize" = "4"; then
948 AC_DEFINE([MIPS_PAGE_SHIFT], 12, [configured page size 4k])
949 elif test "$psize" = "16"; then
950 AC_DEFINE([MIPS_PAGE_SHIFT], 14, [configured page size 16k])
951 elif test "$psize" = "64"; then
952 AC_DEFINE([MIPS_PAGE_SHIFT], 16, [configured page size 64k])
954 AC_DEFINE([MIPS_PAGE_SHIFT], 12, [configured default page size 4k])
956 AC_MSG_RESULT([checking for Pagesize... ${psize}k])
959 #----------------------------------------------------------------------------
960 # Extra fine-tuning of installation directories
961 #----------------------------------------------------------------------------
963 [ --with-tmpdir=PATH Specify path for temporary files],
966 AC_DEFINE_UNQUOTED(VG_TMPDIR, "$tmpdir", [Temporary files directory])
967 AC_SUBST(VG_TMPDIR, [$tmpdir])
970 #----------------------------------------------------------------------------
971 # Libc and suppressions
972 #----------------------------------------------------------------------------
973 # This variable will collect the suppression files to be used.
974 AC_SUBST(DEFAULT_SUPP)
976 AC_CHECK_HEADER([features.h])
978 if test x$ac_cv_header_features_h = xyes; then
979 rm -f conftest.$ac_ext
980 cat <<_ACEOF >conftest.$ac_ext
981 #include <features.h>
982 #if defined(__GNU_LIBRARY__) && defined(__GLIBC__) && defined(__GLIBC_MINOR__)
983 glibc version is: __GLIBC__ __GLIBC_MINOR__
986 GLIBC_VERSION="`$CPP -P conftest.$ac_ext | $SED -n 's/^glibc version is: //p' | $SED 's/ /./g'`"
989 # not really a version check
990 AC_EGREP_CPP([DARWIN_LIBC], [
991 #include <sys/cdefs.h>
992 #if defined(__DARWIN_VERS_1050)
996 GLIBC_VERSION="darwin")
998 # not really a version check
999 AC_EGREP_CPP([BIONIC_LIBC], [
1000 #if defined(__ANDROID__)
1004 GLIBC_VERSION="bionic")
1006 # there is only one version of libc on Solaris
1007 if test x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
1008 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS; then
1009 GLIBC_VERSION="solaris"
1013 AC_MSG_CHECKING([the glibc version])
1015 case "${GLIBC_VERSION}" in
1017 AC_MSG_RESULT(${GLIBC_VERSION} family)
1018 DEFAULT_SUPP="glibc-2.2.supp ${DEFAULT_SUPP}"
1019 DEFAULT_SUPP="glibc-2.2-LinuxThreads-helgrind.supp ${DEFAULT_SUPP}"
1020 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1023 AC_MSG_RESULT(${GLIBC_VERSION} family)
1024 DEFAULT_SUPP="glibc-${GLIBC_VERSION}.supp ${DEFAULT_SUPP}"
1025 DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
1026 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1029 AC_MSG_RESULT(${GLIBC_VERSION} family)
1030 DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
1031 DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
1032 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1035 AC_MSG_RESULT(${GLIBC_VERSION} family)
1036 AC_DEFINE([GLIBC_MANDATORY_STRLEN_REDIRECT], 1,
1037 [Define to 1 if strlen() has been optimized heavily (amd64 glibc >= 2.10)])
1038 DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
1039 DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
1040 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1043 AC_MSG_RESULT(${GLIBC_VERSION} family)
1044 AC_DEFINE([GLIBC_MANDATORY_STRLEN_REDIRECT], 1,
1045 [Define to 1 if strlen() has been optimized heavily (amd64 glibc >= 2.10)])
1046 AC_DEFINE([GLIBC_MANDATORY_INDEX_AND_STRLEN_REDIRECT], 1,
1047 [Define to 1 if index() and strlen() have been optimized heavily (x86 glibc >= 2.12)])
1048 DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
1049 DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
1050 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1053 AC_MSG_RESULT(Darwin)
1054 AC_DEFINE([DARWIN_LIBC], 1, [Define to 1 if you're using Darwin])
1055 # DEFAULT_SUPP set by kernel version check above.
1058 AC_MSG_RESULT(Bionic)
1059 AC_DEFINE([BIONIC_LIBC], 1, [Define to 1 if you're using Bionic])
1060 DEFAULT_SUPP="bionic.supp ${DEFAULT_SUPP}"
1063 AC_MSG_RESULT(Solaris)
1064 # DEFAULT_SUPP set in host_os switch-case above.
1065 # No other suppression file is used.
1068 AC_MSG_RESULT([unsupported version ${GLIBC_VERSION}])
1069 AC_MSG_ERROR([Valgrind requires glibc version 2.2 or later,])
1070 AC_MSG_ERROR([Darwin libc, Bionic libc or Solaris libc])
1074 AC_SUBST(GLIBC_VERSION)
1077 if test "$VGCONF_OS" != "solaris"; then
1078 # Add default suppressions for the X client libraries. Make no
1079 # attempt to detect whether such libraries are installed on the
1080 # build machine (or even if any X facilities are present); just
1081 # add the suppressions antidisirregardless.
1082 DEFAULT_SUPP="xfree-4.supp ${DEFAULT_SUPP}"
1083 DEFAULT_SUPP="xfree-3.supp ${DEFAULT_SUPP}"
1085 # Add glibc and X11 suppressions for exp-sgcheck
1086 DEFAULT_SUPP="exp-sgcheck.supp ${DEFAULT_SUPP}"
1090 #----------------------------------------------------------------------------
1091 # Platform variants?
1092 #----------------------------------------------------------------------------
1094 # Normally the PLAT = (ARCH, OS) characterisation of the platform is enough.
1095 # But there are times where we need a bit more control. The motivating
1096 # and currently only case is Android: this is almost identical to
1097 # {x86,arm,mips}-linux, but not quite. So this introduces the concept of
1098 # platform variant tags, which get passed in the compile as
1099 # -DVGPV_<arch>_<os>_<variant> along with the main -DVGP_<arch>_<os> definition.
1101 # In almost all cases, the <variant> bit is "vanilla". But for Android
1102 # it is "android" instead.
1104 # Consequently (eg), plain arm-linux would build with
1106 # -DVGP_arm_linux -DVGPV_arm_linux_vanilla
1108 # whilst an Android build would have
1110 # -DVGP_arm_linux -DVGPV_arm_linux_android
1112 # Same for x86. The setup of the platform variant is pushed relatively far
1113 # down this file in order that we can inspect any of the variables set above.
1115 # In the normal case ..
1116 VGCONF_PLATVARIANT="vanilla"
1119 if test "$GLIBC_VERSION" = "bionic";
1121 VGCONF_PLATVARIANT="android"
1124 AC_SUBST(VGCONF_PLATVARIANT)
1127 # FIXME: do we also want to define automake variables
1128 # VGCONF_PLATVARIANT_IS_<WHATEVER>, where WHATEVER is (currently)
1129 # VANILLA or ANDROID ? This would be in the style of VGCONF_ARCHS_INCLUDE,
1130 # VGCONF_PLATFORMS_INCLUDE and VGCONF_OS_IS above? Could easily enough
1131 # do that. Problem is that we can't do and-ing in Makefile.am's, but
1132 # that's what we'd need to do to use this, since what we'd want to write
1135 # VGCONF_PLATFORMS_INCLUDE_ARM_LINUX && VGCONF_PLATVARIANT_IS_ANDROID
1137 # Hmm. Can't think of a nice clean solution to this.
1139 AM_CONDITIONAL(VGCONF_PLATVARIANT_IS_VANILLA,
1140 test x$VGCONF_PLATVARIANT = xvanilla)
1141 AM_CONDITIONAL(VGCONF_PLATVARIANT_IS_ANDROID,
1142 test x$VGCONF_PLATVARIANT = xandroid)
1145 #----------------------------------------------------------------------------
1146 # Checking for various library functions and other definitions
1147 #----------------------------------------------------------------------------
1149 # Check for AT_FDCWD
1151 AC_MSG_CHECKING([for AT_FDCWD])
1152 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1159 ac_have_at_fdcwd=yes
1160 AC_MSG_RESULT([yes])
1166 AM_CONDITIONAL([HAVE_AT_FDCWD], [test x$ac_have_at_fdcwd = xyes])
1168 # Check for stpncpy function definition in string.h
1169 # This explicitly checks with _GNU_SOURCE defined since that is also
1170 # used in the test case (some systems might define it without anyway
1171 # since stpncpy is part of The Open Group Base Specifications Issue 7
1172 # IEEE Std 1003.1-2008.
1173 AC_MSG_CHECKING([for stpncpy])
1174 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1181 char *r = stpncpy(d, s, n);
1183 ac_have_gnu_stpncpy=yes
1184 AC_MSG_RESULT([yes])
1186 ac_have_gnu_stpncpy=no
1190 AM_CONDITIONAL([HAVE_GNU_STPNCPY], [test x$ac_have_gnu_stpncpy = xyes])
1192 # Check for PTRACE_GETREGS
1194 AC_MSG_CHECKING([for PTRACE_GETREGS])
1195 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1198 #include <sys/ptrace.h>
1199 #include <sys/user.h>
1202 long res = ptrace (PTRACE_GETREGS, 0, p, p);
1204 AC_MSG_RESULT([yes])
1205 AC_DEFINE([HAVE_PTRACE_GETREGS], 1,
1206 [Define to 1 if you have the `PTRACE_GETREGS' ptrace request.])
1212 # Check for CLOCK_MONOTONIC
1214 AC_MSG_CHECKING([for CLOCK_MONOTONIC])
1216 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1220 clock_gettime(CLOCK_MONOTONIC, &t);
1223 AC_MSG_RESULT([yes])
1224 AC_DEFINE([HAVE_CLOCK_MONOTONIC], 1,
1225 [Define to 1 if you have the `CLOCK_MONOTONIC' constant.])
1231 # Check for PTHREAD_RWLOCK_T
1233 AC_MSG_CHECKING([for pthread_rwlock_t])
1235 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1237 #include <pthread.h>
1239 pthread_rwlock_t rwl;
1241 AC_MSG_RESULT([yes])
1242 AC_DEFINE([HAVE_PTHREAD_RWLOCK_T], 1,
1243 [Define to 1 if you have the `pthread_rwlock_t' type.])
1249 # Check for PTHREAD_MUTEX_ADAPTIVE_NP
1251 AC_MSG_CHECKING([for PTHREAD_MUTEX_ADAPTIVE_NP])
1253 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1255 #include <pthread.h>
1257 return (PTHREAD_MUTEX_ADAPTIVE_NP);
1259 AC_MSG_RESULT([yes])
1260 AC_DEFINE([HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], 1,
1261 [Define to 1 if you have the `PTHREAD_MUTEX_ADAPTIVE_NP' constant.])
1267 # Check for PTHREAD_MUTEX_ERRORCHECK_NP
1269 AC_MSG_CHECKING([for PTHREAD_MUTEX_ERRORCHECK_NP])
1271 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1273 #include <pthread.h>
1275 return (PTHREAD_MUTEX_ERRORCHECK_NP);
1277 AC_MSG_RESULT([yes])
1278 AC_DEFINE([HAVE_PTHREAD_MUTEX_ERRORCHECK_NP], 1,
1279 [Define to 1 if you have the `PTHREAD_MUTEX_ERRORCHECK_NP' constant.])
1285 # Check for PTHREAD_MUTEX_RECURSIVE_NP
1287 AC_MSG_CHECKING([for PTHREAD_MUTEX_RECURSIVE_NP])
1289 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1291 #include <pthread.h>
1293 return (PTHREAD_MUTEX_RECURSIVE_NP);
1295 AC_MSG_RESULT([yes])
1296 AC_DEFINE([HAVE_PTHREAD_MUTEX_RECURSIVE_NP], 1,
1297 [Define to 1 if you have the `PTHREAD_MUTEX_RECURSIVE_NP' constant.])
1303 # Check for PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
1305 AC_MSG_CHECKING([for PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP])
1307 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1309 #include <pthread.h>
1311 pthread_mutex_t m = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
1314 AC_MSG_RESULT([yes])
1315 AC_DEFINE([HAVE_PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP], 1,
1316 [Define to 1 if you have the `PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP' constant.])
1322 # Check whether pthread_mutex_t has a member called __m_kind.
1324 AC_CHECK_MEMBER([pthread_mutex_t.__m_kind],
1325 [AC_DEFINE([HAVE_PTHREAD_MUTEX_T__M_KIND],
1327 [Define to 1 if pthread_mutex_t has a member called __m_kind.])
1330 [#include <pthread.h>])
1333 # Check whether pthread_mutex_t has a member called __data.__kind.
1335 AC_CHECK_MEMBER([pthread_mutex_t.__data.__kind],
1336 [AC_DEFINE([HAVE_PTHREAD_MUTEX_T__DATA__KIND],
1338 [Define to 1 if pthread_mutex_t has a member __data.__kind.])
1341 [#include <pthread.h>])
1343 # Convenience function. Set flags based on the existing HWCAP entries.
1344 # The AT_HWCAP entries are generated by glibc, and are based on
1345 # functions supported by the hardware/system/libc.
1346 # Subsequent support for whether the capability will actually be utilized
1347 # will also be checked against the compiler capabilities.
1349 # AC_HWCAP_CONTAINS_FLAG[hwcap_string_to_match],[VARIABLE_TO_SET]
1350 AC_DEFUN([AC_HWCAP_CONTAINS_FLAG],[
1352 AC_MSG_CHECKING([if AT_HWCAP contains the $AUXV_CHECK_FOR indicator])
1353 if LD_SHOW_AUXV=1 `which true` | grep ^AT_HWCAP | grep -q -w ${AUXV_CHECK_FOR}
1355 AC_MSG_RESULT([yes])
1356 AC_SUBST([$2],[yes])
1363 # gather hardware capabilities. (hardware/kernel/libc)
1364 AC_HWCAP_CONTAINS_FLAG([altivec],[HWCAP_HAS_ALTIVEC])
1365 AC_HWCAP_CONTAINS_FLAG([vsx],[HWCAP_HAS_VSX])
1366 AC_HWCAP_CONTAINS_FLAG([dfp],[HWCAP_HAS_DFP])
1367 AC_HWCAP_CONTAINS_FLAG([arch_2_05],[HWCAP_HAS_ISA_2_05])
1368 AC_HWCAP_CONTAINS_FLAG([arch_2_06],[HWCAP_HAS_ISA_2_06])
1369 AC_HWCAP_CONTAINS_FLAG([arch_2_07],[HWCAP_HAS_ISA_2_07])
1370 AC_HWCAP_CONTAINS_FLAG([htm],[HWCAP_HAS_HTM])
1373 AM_CONDITIONAL(HAS_ISA_2_05, [test x$HWCAP_HAS_ISA_2_05 = xyes])
1374 AM_CONDITIONAL(HAS_ISA_2_06, [test x$HWCAP_HAS_ISA_2_06 = xyes])
1375 # compiler support for isa 2.07 level instructions
1376 AC_MSG_CHECKING([that assembler knows ISA 2.07 instructions ])
1377 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1379 __asm__ __volatile__("mtvsrd 1,2 ");
1381 ac_asm_have_isa_2_07=yes
1382 AC_MSG_RESULT([yes])
1384 ac_asm_have_isa_2_07=no
1387 AM_CONDITIONAL(HAS_ISA_2_07, [test x$ac_asm_have_isa_2_07 = xyes \
1388 -a x$HWCAP_HAS_ISA_2_07 = xyes])
1390 # altivec (vsx) support.
1391 # does this compiler support -maltivec and does it have the include file
1393 AC_MSG_CHECKING([for Altivec support in the compiler ])
1395 CFLAGS="-maltivec -Werror"
1396 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1397 #include <altivec.h>
1399 vector unsigned int v;
1402 AC_MSG_RESULT([yes])
1403 AC_DEFINE([HAS_ALTIVEC], 1,
1404 [Define to 1 if gcc/as can do Altivec.])
1410 AM_CONDITIONAL([HAS_ALTIVEC], [test x$ac_have_altivec = xyes \
1411 -a x$HWCAP_HAS_ALTIVEC = xyes])
1413 # Check that both: the compiler supports -mvsx and that the assembler
1414 # understands VSX instructions. If either of those doesn't work,
1415 # conclude that we can't do VSX.
1416 AC_MSG_CHECKING([for VSX compiler flag support])
1418 CFLAGS="-mvsx -Werror"
1419 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1422 ac_compiler_supports_vsx_flag=yes
1423 AC_MSG_RESULT([yes])
1425 ac_compiler_supports_vsx_flag=no
1430 AC_MSG_CHECKING([for VSX support in the assembler ])
1432 CFLAGS="-mvsx -Werror"
1433 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1434 #include <altivec.h>
1436 vector unsigned int v;
1437 __asm__ __volatile__("xsmaddadp 32, 32, 33" ::: "memory","cc");
1439 ac_compiler_supports_vsx=yes
1440 AC_MSG_RESULT([yes])
1442 ac_compiler_supports_vsx=no
1446 AM_CONDITIONAL([HAS_VSX], [test x$ac_compiler_supports_vsx_flag = xyes \
1447 -a x$ac_compiler_supports_vsx = xyes \
1448 -a x$HWCAP_HAS_VSX = xyes ])
1450 # DFP (Decimal Float)
1451 AC_MSG_CHECKING([that assembler knows DFP])
1452 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1454 __asm__ __volatile__("dadd 1, 2, 3");
1455 __asm__ __volatile__("dcffix 1, 2");
1458 AC_MSG_RESULT([yes])
1463 AC_MSG_CHECKING([that compiler knows -mhard-dfp switch])
1465 CFLAGS="-mhard-dfp -Werror"
1466 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1468 __asm__ __volatile__("dadd 1, 2, 3");
1469 __asm__ __volatile__("dcffix 1, 2");
1471 ac_compiler_have_dfp=yes
1472 AC_MSG_RESULT([yes])
1474 ac_compiler_have_dfp=no
1478 AM_CONDITIONAL(HAS_DFP, test x$ac_asm_have_dfp = xyes \
1479 -a x$ac_compiler_have_dfp = xyes \
1480 -a x$HWCAP_HAS_DFP = xyes )
1482 AC_MSG_CHECKING([that compiler knows DFP datatypes])
1483 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1485 _Decimal64 x = 0.0DD;
1487 ac_compiler_have_dfp_type=yes
1488 AC_MSG_RESULT([yes])
1490 ac_compiler_have_dfp_type=no
1493 AM_CONDITIONAL(BUILD_DFP_TESTS, test x$ac_compiler_have_dfp_type = xyes \
1494 -a xHWCAP_$HAS_DFP = xyes )
1497 # HTM (Hardware Transactional Memory)
1498 AC_MSG_CHECKING([if compiler accepts the -mhtm flag])
1500 CFLAGS="-mhtm -Werror"
1501 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1505 AC_MSG_RESULT([yes])
1506 ac_compiler_supports_htm=yes
1509 ac_compiler_supports_htm=no
1513 AC_MSG_CHECKING([if compiler can find the htm builtins])
1515 CFLAGS="-mhtm -Werror"
1516 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1518 if (__builtin_tbegin (0))
1521 AC_MSG_RESULT([yes])
1522 ac_compiler_sees_htm_builtins=yes
1525 ac_compiler_sees_htm_builtins=no
1529 AM_CONDITIONAL(SUPPORTS_HTM, test x$ac_compiler_supports_htm = xyes \
1530 -a x$ac_compiler_sees_htm_builtins = xyes \
1531 -a x$HWCAP_HAS_HTM = xyes )
1533 # Check for pthread_create@GLIBC2.0
1534 AC_MSG_CHECKING([for pthread_create@GLIBC2.0()])
1537 CFLAGS="-lpthread -Werror"
1538 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1539 extern int pthread_create_glibc_2_0(void*, const void*,
1540 void *(*)(void*), void*);
1541 __asm__(".symver pthread_create_glibc_2_0, pthread_create@GLIBC_2.0");
1545 * Apparently on PowerPC linking this program succeeds and generates an
1546 * executable with the undefined symbol pthread_create@GLIBC_2.0.
1548 #error This test does not work properly on PowerPC.
1550 pthread_create_glibc_2_0(0, 0, 0, 0);
1554 ac_have_pthread_create_glibc_2_0=yes
1555 AC_MSG_RESULT([yes])
1556 AC_DEFINE([HAVE_PTHREAD_CREATE_GLIBC_2_0], 1,
1557 [Define to 1 if you have the `pthread_create@glibc2.0' function.])
1559 ac_have_pthread_create_glibc_2_0=no
1564 AM_CONDITIONAL(HAVE_PTHREAD_CREATE_GLIBC_2_0,
1565 test x$ac_have_pthread_create_glibc_2_0 = xyes)
1568 # Check for dlinfo RTLD_DI_TLS_MODID
1569 AC_MSG_CHECKING([for dlinfo RTLD_DI_TLS_MODID])
1573 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1580 size_t sizes[10000];
1581 size_t modid_offset;
1582 (void) dlinfo ((void*)sizes, RTLD_DI_TLS_MODID, &modid_offset);
1585 ac_have_dlinfo_rtld_di_tls_modid=yes
1586 AC_MSG_RESULT([yes])
1587 AC_DEFINE([HAVE_DLINFO_RTLD_DI_TLS_MODID], 1,
1588 [Define to 1 if you have a dlinfo that can do RTLD_DI_TLS_MODID.])
1590 ac_have_dlinfo_rtld_di_tls_modid=no
1595 AM_CONDITIONAL(HAVE_DLINFO_RTLD_DI_TLS_MODID,
1596 test x$ac_have_dlinfo_rtld_di_tls_modid = xyes)
1599 # Check for eventfd_t, eventfd() and eventfd_read()
1600 AC_MSG_CHECKING([for eventfd()])
1602 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1603 #include <sys/eventfd.h>
1609 eventfd_read(fd, &ev);
1612 AC_MSG_RESULT([yes])
1613 AC_DEFINE([HAVE_EVENTFD], 1,
1614 [Define to 1 if you have the `eventfd' function.])
1615 AC_DEFINE([HAVE_EVENTFD_READ], 1,
1616 [Define to 1 if you have the `eventfd_read' function.])
1621 # Check whether compiler can process #include <thread> without errors
1622 # clang 3.3 cannot process <thread> from e.g.
1623 # gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3
1625 AC_MSG_CHECKING([that C++ compiler can include <thread> header file])
1627 safe_CXXFLAGS=$CXXFLAGS
1630 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
1634 ac_cxx_can_include_thread_header=yes
1635 AC_MSG_RESULT([yes])
1637 ac_cxx_can_include_thread_header=no
1640 CXXFLAGS=$safe_CXXFLAGS
1643 AM_CONDITIONAL(CXX_CAN_INCLUDE_THREAD_HEADER, test x$ac_cxx_can_include_thread_header = xyes)
1646 # On aarch64 before glibc 2.20 we would get the kernel user_pt_regs instead
1647 # of the user_regs_struct from sys/user.h. They are structurally the same
1648 # but we get either one or the other.
1650 AC_CHECK_TYPE([struct user_regs_struct],
1651 [sys_user_has_user_regs=yes], [sys_user_has_user_regs=no],
1652 [[#include <sys/ptrace.h>]
1653 [#include <sys/time.h>]
1654 [#include <sys/user.h>]])
1655 if test "$sys_user_has_user_regs" = "yes"; then
1656 AC_DEFINE(HAVE_SYS_USER_REGS, 1,
1657 [Define to 1 if <sys/user.h> defines struct user_regs_struct])
1661 #----------------------------------------------------------------------------
1662 # Checking for supported compiler flags.
1663 #----------------------------------------------------------------------------
1665 # does this compiler support -m32 ?
1666 AC_MSG_CHECKING([if gcc accepts -m32])
1669 CFLAGS="-m32 -Werror"
1671 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1675 AC_MSG_RESULT([yes])
1685 # does this compiler support -m64 ?
1686 AC_MSG_CHECKING([if gcc accepts -m64])
1689 CFLAGS="-m64 -Werror"
1691 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1695 AC_MSG_RESULT([yes])
1705 # does this compiler support -march=mips32 (mips32 default) ?
1706 AC_MSG_CHECKING([if gcc accepts -march=mips32])
1709 CFLAGS="$CFLAGS -march=mips32 -Werror"
1711 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1714 FLAG_MIPS32="-march=mips32"
1715 AC_MSG_RESULT([yes])
1722 AC_SUBST(FLAG_MIPS32)
1725 # does this compiler support -march=mips64 (mips64 default) ?
1726 AC_MSG_CHECKING([if gcc accepts -march=mips64])
1729 CFLAGS="$CFLAGS -march=mips64 -Werror"
1731 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1734 FLAG_MIPS64="-march=mips64"
1735 AC_MSG_RESULT([yes])
1742 AC_SUBST(FLAG_MIPS64)
1745 # does this compiler support -march=octeon (Cavium OCTEON I Specific) ?
1746 AC_MSG_CHECKING([if gcc accepts -march=octeon])
1749 CFLAGS="$CFLAGS -march=octeon -Werror"
1751 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1754 FLAG_OCTEON="-march=octeon"
1755 AC_MSG_RESULT([yes])
1762 AC_SUBST(FLAG_OCTEON)
1765 # does this compiler support -march=octeon2 (Cavium OCTEON II Specific) ?
1766 AC_MSG_CHECKING([if gcc accepts -march=octeon2])
1769 CFLAGS="$CFLAGS -march=octeon2 -Werror"
1771 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1774 FLAG_OCTEON2="-march=octeon2"
1775 AC_MSG_RESULT([yes])
1782 AC_SUBST(FLAG_OCTEON2)
1785 # does this compiler support -mmmx ?
1786 AC_MSG_CHECKING([if gcc accepts -mmmx])
1789 CFLAGS="-mmmx -Werror"
1791 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1795 AC_MSG_RESULT([yes])
1805 # does this compiler support -msse ?
1806 AC_MSG_CHECKING([if gcc accepts -msse])
1809 CFLAGS="-msse -Werror"
1811 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1815 AC_MSG_RESULT([yes])
1825 # does this compiler support -mpreferred-stack-boundary=2 when
1826 # generating code for a 32-bit target? Note that we only care about
1827 # this when generating code for (32-bit) x86, so if the compiler
1828 # doesn't recognise -m32 it's no big deal. We'll just get code for
1829 # the Memcheck and other helper functions, that is a bit slower than
1830 # it could be, on x86; and no difference at all on any other platform.
1831 AC_MSG_CHECKING([if gcc accepts -mpreferred-stack-boundary=2 -m32])
1834 CFLAGS="-mpreferred-stack-boundary=2 -m32 -Werror"
1836 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1839 PREFERRED_STACK_BOUNDARY_2="-mpreferred-stack-boundary=2"
1840 AC_MSG_RESULT([yes])
1842 PREFERRED_STACK_BOUNDARY_2=""
1847 AC_SUBST(PREFERRED_STACK_BOUNDARY_2)
1850 # does this compiler support -mlong-double-128 ?
1851 AC_MSG_CHECKING([if gcc accepts -mlong-double-128])
1853 CFLAGS="-mlong-double-128 -Werror"
1854 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1857 ac_compiler_supports_mlong_double_128=yes
1858 AC_MSG_RESULT([yes])
1860 ac_compiler_supports_mlong_double_128=no
1864 AM_CONDITIONAL(HAS_MLONG_DOUBLE_128, test x$ac_compiler_supports_mlong_double_128 = xyes)
1865 FLAG_MLONG_DOUBLE_128="-mlong-double-128"
1866 AC_SUBST(FLAG_MLONG_DOUBLE_128)
1869 # Convenience function to check whether GCC supports a particular
1870 # warning option. Takes two arguments,
1871 # first the warning flag name to check (without -W), then the
1872 # substitution name to set with -Wno-warning-flag if the flag exists,
1873 # or the empty string if the compiler doesn't accept the flag. Note
1874 # that checking is done against the warning flag itself, but the
1875 # substitution is then done to cancel the warning flag.
1876 AC_DEFUN([AC_GCC_WARNING_SUBST_NO],[
1877 AC_MSG_CHECKING([if gcc accepts -W$1])
1879 CFLAGS="-W$1 -Werror"
1880 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
1881 AC_SUBST([$2], [-Wno-$1])
1882 AC_MSG_RESULT([yes])], [
1884 AC_MSG_RESULT([no])])
1888 # Convenience function. Like AC_GCC_WARNING_SUBST_NO, except it substitutes
1889 # -W$1 (instead of -Wno-$1).
1890 AC_DEFUN([AC_GCC_WARNING_SUBST],[
1891 AC_MSG_CHECKING([if gcc accepts -W$1])
1893 CFLAGS="-W$1 -Werror"
1894 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
1895 AC_SUBST([$2], [-W$1])
1896 AC_MSG_RESULT([yes])], [
1898 AC_MSG_RESULT([no])])
1902 AC_GCC_WARNING_SUBST_NO([memset-transposed-args], [FLAG_W_NO_MEMSET_TRANSPOSED_ARGS])
1903 AC_GCC_WARNING_SUBST_NO([nonnull], [FLAG_W_NO_NONNULL])
1904 AC_GCC_WARNING_SUBST_NO([overflow], [FLAG_W_NO_OVERFLOW])
1905 AC_GCC_WARNING_SUBST_NO([pointer-sign], [FLAG_W_NO_POINTER_SIGN])
1906 AC_GCC_WARNING_SUBST_NO([uninitialized], [FLAG_W_NO_UNINITIALIZED])
1907 AC_GCC_WARNING_SUBST_NO([unused-function], [FLAG_W_NO_UNUSED_FUNCTION])
1908 AC_GCC_WARNING_SUBST_NO([static-local-in-inline], [FLAG_W_NO_STATIC_LOCAL_IN_INLINE])
1909 AC_GCC_WARNING_SUBST_NO([mismatched-new-delete], [FLAG_W_NO_MISMATCHED_NEW_DELETE])
1910 AC_GCC_WARNING_SUBST_NO([infinite-recursion], [FLAG_W_NO_INFINITE_RECURSION])
1911 AC_GCC_WARNING_SUBST([write-strings], [FLAG_W_WRITE_STRINGS])
1912 AC_GCC_WARNING_SUBST([empty-body], [FLAG_W_EMPTY_BODY])
1913 AC_GCC_WARNING_SUBST([format], [FLAG_W_FORMAT])
1914 # Disabled for now until all platforms are clean
1915 format_checking_enabled=no
1916 #format_checking_enabled=yes
1917 if test "$format_checking_enabled" = "yes"; then
1918 AC_GCC_WARNING_SUBST([format-signedness], [FLAG_W_FORMAT_SIGNEDNESS])
1920 dumy_assignment_to_avoid_syntax_errors=1
1921 AC_SUBST([FLAG_W_FORMAT_SIGNEDNESS], [])
1923 AC_GCC_WARNING_SUBST([cast-qual], [FLAG_W_CAST_QUAL])
1924 AC_GCC_WARNING_SUBST([old-style-declaration], [FLAG_W_OLD_STYLE_DECLARATION])
1925 AC_GCC_WARNING_SUBST([ignored-qualifiers], [FLAG_W_IGNORED_QUALIFIERS])
1926 AC_GCC_WARNING_SUBST([missing-parameter-type], [FLAG_W_MISSING_PARAMETER_TYPE])
1928 # Does this compiler support -Wformat-security ?
1929 # Special handling is needed, because certain GCC versions require -Wformat
1930 # being present if -Wformat-security is given. Otherwise a warning is issued.
1931 # However, AC_GCC_WARNING_SUBST will stick in -Werror (see r15323 for rationale).
1932 # And with that the warning will be turned into an error with the result
1933 # that -Wformat-security is believed to be unsupported when in fact it is.
1934 AC_MSG_CHECKING([if gcc accepts -Wformat-security])
1936 CFLAGS="-Wformat -Wformat-security -Werror"
1937 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
1938 AC_SUBST([FLAG_W_FORMAT_SECURITY], [-Wformat-security])
1939 AC_MSG_RESULT([yes])], [
1940 AC_SUBST([FLAG_W_FORMAT_SECURITY], [])
1941 AC_MSG_RESULT([no])])
1944 # does this compiler support -Wextra or the older -W ?
1946 AC_MSG_CHECKING([if gcc accepts -Wextra or -W])
1949 CFLAGS="-Wextra -Werror"
1951 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
1954 AC_SUBST([FLAG_W_EXTRA], [-Wextra])
1955 AC_MSG_RESULT([-Wextra])
1958 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
1961 AC_SUBST([FLAG_W_EXTRA], [-W])
1964 AC_SUBST([FLAG_W_EXTRA], [])
1965 AC_MSG_RESULT([not supported])
1970 # On ARM we do not want to pass -Wcast-align as that produces loads
1971 # of warnings. GCC is just being conservative. See here:
1972 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65459#c4
1973 if test "X$VGCONF_ARCH_PRI" = "Xarm"; then
1974 AC_SUBST([FLAG_W_CAST_ALIGN], [""])
1976 AC_SUBST([FLAG_W_CAST_ALIGN], [-Wcast-align])
1979 # does this compiler support -fno-stack-protector ?
1980 AC_MSG_CHECKING([if gcc accepts -fno-stack-protector])
1983 CFLAGS="-fno-stack-protector -Werror"
1985 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
1988 no_stack_protector=yes
1989 FLAG_FNO_STACK_PROTECTOR="-fno-stack-protector"
1990 AC_MSG_RESULT([yes])
1992 no_stack_protector=no
1993 FLAG_FNO_STACK_PROTECTOR=""
1998 AC_SUBST(FLAG_FNO_STACK_PROTECTOR)
2000 # Does GCC support disabling Identical Code Folding?
2001 # We want to disabled Identical Code Folding for the
2002 # tools preload shared objects to get better backraces.
2003 # For GCC 5.1+ -fipa-icf is enabled by default at -O2.
2004 # "The optimization reduces code size and may disturb
2005 # unwind stacks by replacing a function by equivalent
2006 # one with a different name."
2007 AC_MSG_CHECKING([if gcc accepts -fno-ipa-icf])
2010 CFLAGS="-fno-ipa-icf -Werror"
2012 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2016 FLAG_FNO_IPA_ICF="-fno-ipa-icf"
2017 AC_MSG_RESULT([yes])
2025 AC_SUBST(FLAG_FNO_IPA_ICF)
2028 # Does this compiler support -fsanitize=undefined. This is true for
2029 # GCC 4.9 and newer. However, the undefined behaviour sanitiser in GCC 5.1
2030 # also checks for alignment violations on memory accesses which the valgrind
2031 # code base is sprinkled (if not littered) with. As those alignment issues
2032 # don't pose a problem we want to suppress warnings about them.
2033 # In GCC 5.1 this can be done by passing -fno-sanitize=alignment. Earlier
2034 # GCCs do not support that.
2036 # Only checked for if --enable-ubsan was given.
2037 if test "x${vg_cv_ubsan}" = "xyes"; then
2038 AC_MSG_CHECKING([if gcc accepts -fsanitize=undefined -fno-sanitize=alignment])
2040 CFLAGS="-fsanitize=undefined -fno-sanitize=alignment -Werror"
2041 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2044 FLAG_FSANITIZE="-fsanitize=undefined -fno-sanitize=alignment"
2045 LIB_UBSAN="-static-libubsan"
2046 AC_MSG_RESULT([yes])
2048 CFLAGS="-fsanitize=undefined -Werror"
2049 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2052 FLAG_FSANITIZE="-fsanitize=undefined"
2053 LIB_UBSAN="-static-libubsan"
2054 AC_MSG_RESULT([yes])
2062 AC_SUBST(FLAG_FSANITIZE)
2065 # does this compiler support --param inline-unit-growth=... ?
2067 AC_MSG_CHECKING([if gcc accepts --param inline-unit-growth])
2070 CFLAGS="--param inline-unit-growth=900 -Werror"
2072 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2075 AC_SUBST([FLAG_UNLIMITED_INLINE_UNIT_GROWTH],
2076 ["--param inline-unit-growth=900"])
2077 AC_MSG_RESULT([yes])
2079 AC_SUBST([FLAG_UNLIMITED_INLINE_UNIT_GROWTH], [""])
2085 # does this compiler support -gdwarf-4 -fdebug-types-section ?
2087 AC_MSG_CHECKING([if gcc accepts -gdwarf-4 -fdebug-types-section])
2090 CFLAGS="-gdwarf-4 -fdebug-types-section -Werror"
2092 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2096 AC_MSG_RESULT([yes])
2101 AM_CONDITIONAL(DWARF4, test x$ac_have_dwarf4 = xyes)
2105 # does this compiler support nested functions ?
2107 AC_MSG_CHECKING([if gcc accepts nested functions])
2109 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2110 int foo() { return 1; }
2113 ac_have_nested_functions=yes
2114 AC_MSG_RESULT([yes])
2116 ac_have_nested_functions=no
2119 AM_CONDITIONAL([HAVE_NESTED_FUNCTIONS], [test x$ac_have_nested_functions = xyes])
2122 # does this compiler support the 'p' constraint in ASM statements ?
2124 AC_MSG_CHECKING([if gcc accepts the 'p' constraint in asm statements])
2126 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2128 __asm__ __volatile__ ("movdqa (%0),%%xmm6\n" : "=p" (p));
2130 ac_have_asm_constraint_p=yes
2131 AC_MSG_RESULT([yes])
2133 ac_have_asm_constraint_p=no
2136 AM_CONDITIONAL([HAVE_ASM_CONSTRAINT_P], [test x$ac_have_asm_constraint_p = xyes])
2139 # We want to use use the -Ttext-segment option to the linker.
2140 # GNU (bfd) ld supports this directly. Newer GNU gold linkers
2141 # support it as an alias of -Ttext. Sadly GNU (bfd) ld's -Ttext
2142 # semantics are NOT what we want (GNU gold -Ttext is fine).
2144 # For GNU (bfd) ld -Ttext-segment chooses the base at which ELF headers
2145 # will reside. -Ttext aligns just the .text section start (but not any
2148 # So test for -Ttext-segment which is supported by all bfd ld versions
2149 # and use that if it exists. If it doesn't exist it must be an older
2150 # version of gold and we can fall back to using -Ttext which has the
2153 AC_MSG_CHECKING([if the linker accepts -Wl,-Ttext-segment])
2156 CFLAGS="-static -nodefaultlibs -nostartfiles -Wl,-Ttext-segment=$valt_load_address_pri_norml -Werror"
2159 [AC_LANG_SOURCE([int _start () { return 0; }])],
2161 linker_using_t_text="no"
2162 AC_SUBST([FLAG_T_TEXT], ["-Ttext-segment"])
2163 AC_MSG_RESULT([yes])
2165 linker_using_t_text="yes"
2166 AC_SUBST([FLAG_T_TEXT], ["-Ttext"])
2171 # If the linker only supports -Ttext (not -Ttext-segment) then we will
2172 # have to strip any build-id ELF NOTEs from the staticly linked tools.
2173 # Otherwise the build-id NOTE might end up at the default load address.
2174 # (Pedantically if the linker is gold then -Ttext is fine, but newer
2175 # gold versions also support -Ttext-segment. So just assume that unless
2176 # we can use -Ttext-segment we need to strip the build-id NOTEs.
2177 if test "x${linker_using_t_text}" = "xyes"; then
2178 AC_MSG_NOTICE([ld -Ttext used, need to strip build-id NOTEs.])
2179 # does the linker support -Wl,--build-id=none ? Note, it's
2180 # important that we test indirectly via whichever C compiler
2181 # is selected, rather than testing /usr/bin/ld or whatever
2183 AC_MSG_CHECKING([if the linker accepts -Wl,--build-id=none])
2185 CFLAGS="-Wl,--build-id=none -Werror"
2188 [AC_LANG_PROGRAM([ ], [return 0;])],
2190 AC_SUBST([FLAG_NO_BUILD_ID], ["-Wl,--build-id=none"])
2191 AC_MSG_RESULT([yes])
2193 AC_SUBST([FLAG_NO_BUILD_ID], [""])
2197 AC_MSG_NOTICE([ld -Ttext-segment used, no need to strip build-id NOTEs.])
2198 AC_SUBST([FLAG_NO_BUILD_ID], [""])
2202 # does the ppc assembler support "mtocrf" et al?
2203 AC_MSG_CHECKING([if ppc32/64 as supports mtocrf/mfocrf])
2205 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2206 __asm__ __volatile__("mtocrf 4,0");
2207 __asm__ __volatile__("mfocrf 0,4");
2209 ac_have_as_ppc_mftocrf=yes
2210 AC_MSG_RESULT([yes])
2212 ac_have_as_ppc_mftocrf=no
2215 if test x$ac_have_as_ppc_mftocrf = xyes ; then
2216 AC_DEFINE(HAVE_AS_PPC_MFTOCRF, 1, [Define to 1 if as supports mtocrf/mfocrf.])
2220 # does the ppc assembler support "lfdp" and other phased out floating point insns?
2221 AC_MSG_CHECKING([if ppc32/64 asm supports phased out floating point instructions])
2223 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2224 do { typedef struct {
2228 dbl_pair_t dbl_pair[3];
2229 __asm__ volatile ("lfdp 10, %0"::"m" (dbl_pair[0]));
2232 ac_have_as_ppc_fpPO=yes
2233 AC_MSG_RESULT([yes])
2235 ac_have_as_ppc_fpPO=no
2238 if test x$ac_have_as_ppc_fpPO = xyes ; then
2239 AC_DEFINE(HAVE_AS_PPC_FPPO, 1, [Define to 1 if as supports floating point phased out category.])
2243 # does the amd64 assembler understand "fxsave64" and "fxrstor64"?
2244 AC_MSG_CHECKING([if amd64 assembler supports fxsave64/fxrstor64])
2246 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2248 asm __volatile__("fxsave64 (%0)" : : "r" (p) : "memory" );
2249 asm __volatile__("fxrstor64 (%0)" : : "r" (p) : "memory" );
2251 ac_have_as_amd64_fxsave64=yes
2252 AC_MSG_RESULT([yes])
2254 ac_have_as_amd64_fxsave64=no
2257 if test x$ac_have_as_amd64_fxsave64 = xyes ; then
2258 AC_DEFINE(HAVE_AS_AMD64_FXSAVE64, 1, [Define to 1 if as supports fxsave64/fxrstor64.])
2261 # does the x86/amd64 assembler understand SSE3 instructions?
2262 # Note, this doesn't generate a C-level symbol. It generates a
2263 # automake-level symbol (BUILD_SSE3_TESTS), used in test Makefile.am's
2264 AC_MSG_CHECKING([if x86/amd64 assembler speaks SSE3])
2266 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2267 do { long long int x;
2268 __asm__ __volatile__("fisttpq (%0)" : :"r"(&x) ); }
2272 AC_MSG_RESULT([yes])
2278 AM_CONDITIONAL(BUILD_SSE3_TESTS, test x$ac_have_as_sse3 = xyes)
2281 # Ditto for SSSE3 instructions (note extra S)
2282 # Note, this doesn't generate a C-level symbol. It generates a
2283 # automake-level symbol (BUILD_SSSE3_TESTS), used in test Makefile.am's
2284 AC_MSG_CHECKING([if x86/amd64 assembler speaks SSSE3])
2286 save_CFLAGS="$CFLAGS"
2287 CFLAGS="$CFLAGS -msse -Werror"
2288 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2289 do { long long int x;
2290 __asm__ __volatile__(
2291 "pabsb (%0),%%xmm7" : : "r"(&x) : "xmm7" ); }
2294 ac_have_as_ssse3=yes
2295 AC_MSG_RESULT([yes])
2300 CFLAGS="$save_CFLAGS"
2302 AM_CONDITIONAL(BUILD_SSSE3_TESTS, test x$ac_have_as_ssse3 = xyes)
2305 # does the x86/amd64 assembler understand the PCLMULQDQ instruction?
2306 # Note, this doesn't generate a C-level symbol. It generates a
2307 # automake-level symbol (BUILD_PCLMULQDQ_TESTS), used in test Makefile.am's
2308 AC_MSG_CHECKING([if x86/amd64 assembler supports 'pclmulqdq'])
2309 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2311 __asm__ __volatile__(
2312 "pclmulqdq \$17,%%xmm6,%%xmm7" : : : "xmm6", "xmm7" ); }
2315 ac_have_as_pclmulqdq=yes
2316 AC_MSG_RESULT([yes])
2318 ac_have_as_pclmulqdq=no
2322 AM_CONDITIONAL(BUILD_PCLMULQDQ_TESTS, test x$ac_have_as_pclmulqdq = xyes)
2325 # does the x86/amd64 assembler understand the VPCLMULQDQ instruction?
2326 # Note, this doesn't generate a C-level symbol. It generates a
2327 # automake-level symbol (BUILD_VPCLMULQDQ_TESTS), used in test Makefile.am's
2328 AC_MSG_CHECKING([if x86/amd64 assembler supports 'vpclmulqdq'])
2329 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2332 * Carry-less multiplication of xmm1 with xmm2 and store the result in
2333 * xmm3. The immediate is used to determine which quadwords of xmm1 and
2334 * xmm2 should be used.
2336 __asm__ __volatile__(
2337 "vpclmulqdq \$0,%%xmm1,%%xmm2,%%xmm3" : : : );
2340 ac_have_as_vpclmulqdq=yes
2341 AC_MSG_RESULT([yes])
2343 ac_have_as_vpclmulqdq=no
2347 AM_CONDITIONAL(BUILD_VPCLMULQDQ_TESTS, test x$ac_have_as_vpclmulqdq = xyes)
2350 # does the x86/amd64 assembler understand the LZCNT instruction?
2351 # Note, this doesn't generate a C-level symbol. It generates a
2352 # automake-level symbol (BUILD_LZCNT_TESTS), used in test Makefile.am's
2353 AC_MSG_CHECKING([if x86/amd64 assembler supports 'lzcnt'])
2355 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2357 __asm__ __volatile__("lzcnt %%rax,%%rax" : : : "rax");
2360 ac_have_as_lzcnt=yes
2361 AC_MSG_RESULT([yes])
2367 AM_CONDITIONAL([BUILD_LZCNT_TESTS], [test x$ac_have_as_lzcnt = xyes])
2370 # does the x86/amd64 assembler understand the LOOPNEL instruction?
2371 # Note, this doesn't generate a C-level symbol. It generates a
2372 # automake-level symbol (BUILD_LOOPNEL_TESTS), used in test Makefile.am's
2373 AC_MSG_CHECKING([if x86/amd64 assembler supports 'loopnel'])
2375 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2377 __asm__ __volatile__("1: loopnel 1b\n");
2380 ac_have_as_loopnel=yes
2381 AC_MSG_RESULT([yes])
2383 ac_have_as_loopnel=no
2387 AM_CONDITIONAL([BUILD_LOOPNEL_TESTS], [test x$ac_have_as_loopnel = xyes])
2390 # does the x86/amd64 assembler understand ADDR32 ?
2391 # Note, this doesn't generate a C-level symbol. It generates a
2392 # automake-level symbol (BUILD_ADDR32_TESTS), used in test Makefile.am's
2393 AC_MSG_CHECKING([if x86/amd64 assembler supports 'addr32'])
2395 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2397 asm volatile ("addr32 rep movsb");
2400 ac_have_as_addr32=yes
2401 AC_MSG_RESULT([yes])
2403 ac_have_as_addr32=no
2407 AM_CONDITIONAL([BUILD_ADDR32_TESTS], [test x$ac_have_as_addr32 = xyes])
2410 # does the x86/amd64 assembler understand SSE 4.2 instructions?
2411 # Note, this doesn't generate a C-level symbol. It generates a
2412 # automake-level symbol (BUILD_SSE42_TESTS), used in test Makefile.am's
2413 AC_MSG_CHECKING([if x86/amd64 assembler speaks SSE4.2])
2415 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2416 do { long long int x;
2417 __asm__ __volatile__(
2418 "crc32q %%r15,%%r15" : : : "r15" );
2419 __asm__ __volatile__(
2420 "pblendvb (%%rcx), %%xmm11" : : : "memory", "xmm11");
2421 __asm__ __volatile__(
2422 "aesdec %%xmm2, %%xmm1" : : : "xmm2", "xmm1"); }
2425 ac_have_as_sse42=yes
2426 AC_MSG_RESULT([yes])
2432 AM_CONDITIONAL(BUILD_SSE42_TESTS, test x$ac_have_as_sse42 = xyes)
2435 # does the x86/amd64 assembler understand AVX instructions?
2436 # Note, this doesn't generate a C-level symbol. It generates a
2437 # automake-level symbol (BUILD_AVX_TESTS), used in test Makefile.am's
2438 AC_MSG_CHECKING([if x86/amd64 assembler speaks AVX])
2440 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2441 do { long long int x;
2442 __asm__ __volatile__(
2443 "vmovupd (%%rsp), %%ymm7" : : : "xmm7" );
2444 __asm__ __volatile__(
2445 "vaddpd %%ymm6,%%ymm7,%%ymm8" : : : "xmm6","xmm7","xmm8"); }
2449 AC_MSG_RESULT([yes])
2455 AM_CONDITIONAL(BUILD_AVX_TESTS, test x$ac_have_as_avx = xyes)
2458 # does the x86/amd64 assembler understand AVX2 instructions?
2459 # Note, this doesn't generate a C-level symbol. It generates a
2460 # automake-level symbol (BUILD_AVX2_TESTS), used in test Makefile.am's
2461 AC_MSG_CHECKING([if x86/amd64 assembler speaks AVX2])
2463 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2464 do { long long int x;
2465 __asm__ __volatile__(
2466 "vpsravd (%%rsp), %%ymm8, %%ymm7" : : : "xmm7", "xmm8" );
2467 __asm__ __volatile__(
2468 "vpaddb %%ymm6,%%ymm7,%%ymm8" : : : "xmm6","xmm7","xmm8"); }
2472 AC_MSG_RESULT([yes])
2478 AM_CONDITIONAL(BUILD_AVX2_TESTS, test x$ac_have_as_avx2 = xyes)
2481 # does the x86/amd64 assembler understand TSX instructions and
2482 # the XACQUIRE/XRELEASE prefixes?
2483 # Note, this doesn't generate a C-level symbol. It generates a
2484 # automake-level symbol (BUILD_TSX_TESTS), used in test Makefile.am's
2485 AC_MSG_CHECKING([if x86/amd64 assembler speaks TSX])
2487 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2489 __asm__ __volatile__(
2492 " xacquire lock incq 0(%rsp) \n\t"
2493 " xrelease lock incq 0(%rsp) \n"
2498 AC_MSG_RESULT([yes])
2504 AM_CONDITIONAL(BUILD_TSX_TESTS, test x$ac_have_as_tsx = xyes)
2507 # does the x86/amd64 assembler understand BMI1 and BMI2 instructions?
2508 # Note, this doesn't generate a C-level symbol. It generates a
2509 # automake-level symbol (BUILD_BMI_TESTS), used in test Makefile.am's
2510 AC_MSG_CHECKING([if x86/amd64 assembler speaks BMI1 and BMI2])
2512 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2513 do { unsigned int h, l;
2514 __asm__ __volatile__( "mulx %rax,%rcx,%r8" );
2515 __asm__ __volatile__(
2516 "andn %2, %1, %0" : "=r" (h) : "r" (0x1234567), "r" (0x7654321) );
2517 __asm__ __volatile__(
2518 "movl %2, %%edx; mulx %3, %1, %0" : "=r" (h), "=r" (l) : "g" (0x1234567), "rm" (0x7654321) : "edx" ); }
2522 AC_MSG_RESULT([yes])
2528 AM_CONDITIONAL(BUILD_BMI_TESTS, test x$ac_have_as_bmi = xyes)
2531 # does the x86/amd64 assembler understand FMA instructions?
2532 # Note, this doesn't generate a C-level symbol. It generates a
2533 # automake-level symbol (BUILD_FMA_TESTS), used in test Makefile.am's
2534 AC_MSG_CHECKING([if x86/amd64 assembler speaks FMA])
2536 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2537 do { unsigned int h, l;
2538 __asm__ __volatile__(
2539 "vfmadd132ps (%%rsp), %%ymm8, %%ymm7" : : : "xmm7", "xmm8" );
2540 __asm__ __volatile__(
2541 "vfnmsub231sd (%%rsp), %%xmm8, %%xmm7" : : : "xmm7", "xmm8" );
2542 __asm__ __volatile__(
2543 "vfmsubadd213pd (%%rsp), %%xmm8, %%xmm7" : : : "xmm7", "xmm8" ); }
2547 AC_MSG_RESULT([yes])
2553 AM_CONDITIONAL(BUILD_FMA_TESTS, test x$ac_have_as_fma = xyes)
2556 # does the amd64 assembler understand MPX instructions?
2557 # Note, this doesn't generate a C-level symbol. It generates a
2558 # automake-level symbol (BUILD_MPX_TESTS), used in test Makefile.am's
2559 AC_MSG_CHECKING([if amd64 assembler knows the MPX instructions])
2561 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2563 asm ("bndmov %bnd0,(%rsp)");
2564 asm ("bndldx 3(%rbx,%rdx), %bnd2");
2565 asm ("bnd call foo\n"
2572 AC_MSG_RESULT([yes])
2578 AM_CONDITIONAL(BUILD_MPX_TESTS, test x$ac_have_as_mpx = xyes)
2581 # Does the C compiler support the "ifunc" attribute
2582 # Note, this doesn't generate a C-level symbol. It generates a
2583 # automake-level symbol (BUILD_IFUNC_TESTS), used in test Makefile.am's
2584 # does the x86/amd64 assembler understand MOVBE?
2585 # Note, this doesn't generate a C-level symbol. It generates a
2586 # automake-level symbol (BUILD_MOVBE_TESTS), used in test Makefile.am's
2587 AC_MSG_CHECKING([if x86/amd64 assembler knows the MOVBE insn])
2589 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2590 do { long long int x;
2591 __asm__ __volatile__(
2592 "movbe (%%rsp), %%r15" : : : "memory", "r15" ); }
2595 ac_have_as_movbe=yes
2596 AC_MSG_RESULT([yes])
2602 AM_CONDITIONAL(BUILD_MOVBE_TESTS, test x$ac_have_as_movbe = xyes)
2605 # Does the C compiler support the "ifunc" attribute
2606 # Note, this doesn't generate a C-level symbol. It generates a
2607 # automake-level symbol (BUILD_IFUNC_TESTS), used in test Makefile.am's
2608 AC_MSG_CHECKING([if gcc supports the ifunc attribute])
2610 AC_LINK_IFELSE([AC_LANG_SOURCE([[
2611 static void mytest(void) {}
2613 static void (*resolve_test(void))(void)
2615 return (void (*)(void))&mytest;
2618 void test(void) __attribute__((ifunc("resolve_test")));
2626 ac_have_ifunc_attr=yes
2627 AC_MSG_RESULT([yes])
2629 ac_have_ifunc_attr=no
2633 AM_CONDITIONAL(BUILD_IFUNC_TESTS, test x$ac_have_ifunc_attr = xyes)
2636 # XXX JRS 2010 Oct 13: what is this for? For sure, we don't need this
2637 # when building the tool executables. I think we should get rid of it.
2639 # Check for TLS support in the compiler and linker
2640 AC_LINK_IFELSE([AC_LANG_PROGRAM([[static __thread int foo;]],
2642 [vg_cv_linktime_tls=yes],
2643 [vg_cv_linktime_tls=no])
2644 # Native compilation: check whether running a program using TLS succeeds.
2645 # Linking only is not sufficient -- e.g. on Red Hat 7.3 linking TLS programs
2646 # succeeds but running programs using TLS fails.
2647 # Cross-compiling: check whether linking a program using TLS succeeds.
2648 AC_CACHE_CHECK([for TLS support], vg_cv_tls,
2649 [AC_ARG_ENABLE(tls, [ --enable-tls platform supports TLS],
2650 [vg_cv_tls=$enableval],
2651 [AC_RUN_IFELSE([AC_LANG_PROGRAM([[static __thread int foo;]],
2655 [vg_cv_tls=$vg_cv_linktime_tls])])])
2657 if test "$vg_cv_tls" = yes -a $is_clang != applellvm; then
2658 AC_DEFINE([HAVE_TLS], 1, [can use __thread to define thread-local variables])
2662 #----------------------------------------------------------------------------
2663 # Solaris-specific checks.
2664 #----------------------------------------------------------------------------
2666 if test "$VGCONF_OS" = "solaris" ; then
2667 # Solaris-specific check determining if the Sun Studio Assembler is used to
2668 # build Valgrind. The test checks if the x86/amd64 assembler understands the
2669 # cmovl.l instruction, if yes then it's Sun Assembler.
2671 # C-level symbol: none
2672 # Automake-level symbol: SOLARIS_SUN_STUDIO_AS
2674 AC_MSG_CHECKING([if x86/amd64 assembler speaks cmovl.l (Solaris-specific)])
2675 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2677 __asm__ __volatile__("cmovl.l %edx, %eax");
2679 solaris_have_sun_studio_as=yes
2680 AC_MSG_RESULT([yes])
2682 solaris_have_sun_studio_as=no
2685 AM_CONDITIONAL(SOLARIS_SUN_STUDIO_AS, test x$solaris_have_sun_studio_as = xyes)
2687 # Solaris-specific check determining if symbols __xpg4 and __xpg6
2688 # are present in linked elfs when gcc is invoked with -std=gnu99.
2689 # See solaris/vgpreload-solaris.mapfile for details.
2690 # gcc on Solaris instructs linker to include these symbols,
2691 # gcc on illumos does not.
2693 # C-level symbol: none
2694 # Automake-level symbol: SOLARIS_XPG_SYMBOLS_PRESENT
2696 save_CFLAGS="$CFLAGS"
2697 CFLAGS="$CFLAGS -std=gnu99"
2698 AC_MSG_CHECKING([if xpg symbols are present with -std=gnu99 (Solaris-specific)])
2699 AC_RUN_IFELSE([AC_LANG_SOURCE([[
2704 int main(int argc, const char *argv[]) {
2705 char command[PATH_MAX + 50];
2706 snprintf(command, sizeof(command), "nm %s | egrep '__xpg[4,6]'", argv[0]);
2708 FILE *output = popen(command, "r");
2709 if (output == NULL) return -1;
2712 if (fgets(buf, sizeof(buf), output) != NULL) {
2721 solaris_xpg_symbols_present=yes
2722 AC_MSG_RESULT([yes])
2724 solaris_xpg_symbols_present=no
2727 AM_CONDITIONAL(SOLARIS_XPG_SYMBOLS_PRESENT, test x$solaris_xpg_symbols_present = xyes)
2728 CFLAGS="$save_CFLAGS"
2731 # Solaris-specific check determining if /proc/self/cmdline
2732 # or /proc/<pid>/cmdline is supported.
2734 # C-level symbol: SOLARIS_PROC_CMDLINE
2735 # Automake-level symbol: SOLARIS_PROC_CMDLINE
2737 AC_CHECK_FILE([/proc/self/cmdline],
2739 solaris_proc_cmdline=yes
2740 AC_DEFINE([SOLARIS_PROC_CMDLINE], 1,
2741 [Define to 1 if you have /proc/self/cmdline.])
2743 solaris_proc_cmdline=no
2745 AM_CONDITIONAL(SOLARIS_PROC_CMDLINE, test x$solaris_proc_cmdline = xyes)
2748 # Solaris-specific check determining default platform for the Valgrind launcher.
2749 # Used in case the launcher cannot select platform by looking at the client
2750 # image (for example because the executable is a shell script).
2752 # C-level symbol: SOLARIS_LAUNCHER_DEFAULT_PLATFORM
2753 # Automake-level symbol: none
2755 AC_MSG_CHECKING([for default platform of Valgrind launcher (Solaris-specific)])
2756 # Get the ELF class of /bin/sh first.
2757 if ! test -f /bin/sh; then
2758 AC_MSG_ERROR([Shell interpreter `/bin/sh' not found.])
2760 elf_class=$( /usr/bin/file /bin/sh | sed -n 's/.*ELF \(..\)-bit.*/\1/p' )
2761 case "$elf_class" in
2763 default_arch="$VGCONF_ARCH_PRI";
2766 if test "x$VGCONF_ARCH_SEC" != "x"; then
2767 default_arch="$VGCONF_ARCH_SEC"
2769 default_arch="$VGCONF_ARCH_PRI";
2773 AC_MSG_ERROR([Cannot determine ELF class of `/bin/sh'.])
2776 default_platform="$default_arch-$VGCONF_OS"
2777 AC_MSG_RESULT([$default_platform])
2778 AC_DEFINE_UNQUOTED([SOLARIS_LAUNCHER_DEFAULT_PLATFORM], ["$default_platform"],
2779 [Default platform for Valgrind launcher.])
2782 # Solaris-specific check determining if the old syscalls are available.
2784 # C-level symbol: SOLARIS_OLD_SYSCALLS
2785 # Automake-level symbol: SOLARIS_OLD_SYSCALLS
2787 AC_MSG_CHECKING([for the old Solaris syscalls (Solaris-specific)])
2788 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2789 #include <sys/syscall.h>
2793 solaris_old_syscalls=yes
2794 AC_MSG_RESULT([yes])
2795 AC_DEFINE([SOLARIS_OLD_SYSCALLS], 1,
2796 [Define to 1 if you have the old Solaris syscalls.])
2798 solaris_old_syscalls=no
2801 AM_CONDITIONAL(SOLARIS_OLD_SYSCALLS, test x$solaris_old_syscalls = xyes)
2804 # Solaris-specific check determining if the new accept() syscall is available.
2807 # int accept(int sock, struct sockaddr *name, socklen_t *namelenp,
2810 # New syscall (available on illumos):
2811 # int accept(int sock, struct sockaddr *name, socklen_t *namelenp,
2812 # int version, int flags);
2814 # If the old syscall is present then the following syscall will fail with
2815 # ENOTSOCK (because file descriptor 0 is not a socket), if the new syscall is
2816 # available then it will fail with EINVAL (because the flags parameter is
2819 # C-level symbol: SOLARIS_NEW_ACCEPT_SYSCALL
2820 # Automake-level symbol: none
2822 AC_MSG_CHECKING([for the new `accept' syscall (Solaris-specific)])
2823 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
2824 #include <sys/syscall.h>
2828 syscall(SYS_accept, 0, 0, 0, 0, -1);
2829 return !(errno == EINVAL);
2831 AC_MSG_RESULT([yes])
2832 AC_DEFINE([SOLARIS_NEW_ACCEPT_SYSCALL], 1,
2833 [Define to 1 if you have the new `accept' syscall.])
2839 # Solaris-specific check determining if the new illumos pipe() syscall is
2843 # longlong_t pipe();
2845 # New syscall (available on illumos):
2846 # int pipe(intptr_t arg, int flags);
2848 # If the old syscall is present then the following call will succeed, if the
2849 # new syscall is available then it will fail with EFAULT (because address 0
2850 # cannot be accessed).
2852 # C-level symbol: SOLARIS_NEW_PIPE_SYSCALL
2853 # Automake-level symbol: none
2855 AC_MSG_CHECKING([for the new `pipe' syscall (Solaris-specific)])
2856 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
2857 #include <sys/syscall.h>
2861 syscall(SYS_pipe, 0, 0);
2862 return !(errno == EFAULT);
2864 AC_MSG_RESULT([yes])
2865 AC_DEFINE([SOLARIS_NEW_PIPE_SYSCALL], 1,
2866 [Define to 1 if you have the new `pipe' syscall.])
2872 # Solaris-specific check determining if the new lwp_sigqueue() syscall is
2876 # int lwp_kill(id_t lwpid, int sig);
2878 # New syscall (available on Solaris 11):
2879 # int lwp_sigqueue(id_t lwpid, int sig, void *value,
2880 # int si_code, timespec_t *timeout);
2882 # C-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL
2883 # Automake-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL
2885 AC_MSG_CHECKING([for the new `lwp_sigqueue' syscall (Solaris-specific)])
2886 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2887 #include <sys/syscall.h>
2889 return !SYS_lwp_sigqueue;
2891 solaris_lwp_sigqueue_syscall=yes
2892 AC_MSG_RESULT([yes])
2893 AC_DEFINE([SOLARIS_LWP_SIGQUEUE_SYSCALL], 1,
2894 [Define to 1 if you have the new `lwp_sigqueue' syscall.])
2896 solaris_lwp_sigqueue_syscall=no
2899 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL, test x$solaris_lwp_sigqueue_syscall = xyes)
2902 # Solaris-specific check determining if the lwp_sigqueue() syscall
2903 # takes both pid and thread id arguments or just thread id.
2905 # Old syscall (available on Solaris 11.x):
2906 # int lwp_sigqueue(id_t lwpid, int sig, void *value,
2907 # int si_code, timespec_t *timeout);
2909 # New syscall (available on Solaris 12):
2910 # int lwp_sigqueue(pid_t pid, id_t lwpid, int sig, void *value,
2911 # int si_code, timespec_t *timeout);
2913 # If the old syscall is present then the following syscall will fail with
2914 # EINVAL (because signal is out of range); if the new syscall is available
2915 # then it will fail with ESRCH (because it would not find such thread in the
2918 # C-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID
2919 # Automake-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID
2921 AM_COND_IF(SOLARIS_LWP_SIGQUEUE_SYSCALL,
2922 AC_MSG_CHECKING([if the `lwp_sigqueue' syscall accepts pid (Solaris-specific)])
2923 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
2924 #include <sys/syscall.h>
2928 syscall(SYS_lwp_sigqueue, 0, 101, 0, 0, 0, 0);
2929 return !(errno == ESRCH);
2931 solaris_lwp_sigqueue_syscall_takes_pid=yes
2932 AC_MSG_RESULT([yes])
2933 AC_DEFINE([SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID], 1,
2934 [Define to 1 if you have the new `lwp_sigqueue' syscall which accepts pid.])
2936 solaris_lwp_sigqueue_syscall_takes_pid=no
2939 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID,
2940 test x$solaris_lwp_sigqueue_syscall_takes_pid = xyes)
2942 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID, test x = y)
2946 # Solaris-specific check determining if the new lwp_name() syscall is
2949 # New syscall (available on Solaris 11):
2950 # int lwp_name(int opcode, id_t lwpid, char *name, size_t len);
2952 # C-level symbol: SOLARIS_LWP_NAME_SYSCALL
2953 # Automake-level symbol: SOLARIS_LWP_NAME_SYSCALL
2955 AC_MSG_CHECKING([for the new `lwp_name' syscall (Solaris-specific)])
2956 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2957 #include <sys/syscall.h>
2959 return !SYS_lwp_name;
2961 solaris_lwp_name_syscall=yes
2962 AC_MSG_RESULT([yes])
2963 AC_DEFINE([SOLARIS_LWP_NAME_SYSCALL], 1,
2964 [Define to 1 if you have the new `lwp_name' syscall.])
2966 solaris_lwp_name_syscall=no
2969 AM_CONDITIONAL(SOLARIS_LWP_NAME_SYSCALL, test x$solaris_lwp_name_syscall = xyes)
2972 # Solaris-specific check determining if the new zone() syscall subcodes
2973 # ZONE_LIST_DEFUNCT and ZONE_GETATTR_DEFUNCT are available. These subcodes
2974 # were added in Solaris 11 but are missing on illumos.
2976 # C-level symbol: SOLARIS_ZONE_DEFUNCT
2977 # Automake-level symbol: SOLARIS_ZONE_DEFUNCT
2979 AC_MSG_CHECKING([for ZONE_LIST_DEFUNCT and ZONE_GETATTR_DEFUNCT (Solaris-specific)])
2980 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2981 #include <sys/zone.h>
2983 return !(ZONE_LIST_DEFUNCT && ZONE_GETATTR_DEFUNCT);
2985 solaris_zone_defunct=yes
2986 AC_MSG_RESULT([yes])
2987 AC_DEFINE([SOLARIS_ZONE_DEFUNCT], 1,
2988 [Define to 1 if you have the `ZONE_LIST_DEFUNCT' and `ZONE_GETATTR_DEFUNC' constants.])
2990 solaris_zone_defunct=no
2993 AM_CONDITIONAL(SOLARIS_ZONE_DEFUNCT, test x$solaris_zone_defunct = xyes)
2996 # Solaris-specific check determining if the new shmsys() syscall subcodes
2997 # IPC_XSTAT64, SHMADV, SHM_ADV_GET, SHM_ADV_SET and SHMGET_OSM are available.
2998 # These subcodes were added in Solaris 11 but are missing on illumos.
3000 # C-level symbol: SOLARIS_SHM_NEW
3001 # Automake-level symbol: SOLARIS_SHM_NEW
3003 AC_MSG_CHECKING([for SHMADV, SHM_ADV_GET, SHM_ADV_SET and SHMGET_OSM (Solaris-specific)])
3004 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3005 #include <sys/ipc_impl.h>
3006 #include <sys/shm.h>
3007 #include <sys/shm_impl.h>
3009 return !(IPC_XSTAT64 && SHMADV && SHM_ADV_GET && SHM_ADV_SET && SHMGET_OSM);
3012 AC_MSG_RESULT([yes])
3013 AC_DEFINE([SOLARIS_SHM_NEW], 1,
3014 [Define to 1 if you have the `IPC_XSTAT64', `SHMADV', `SHM_ADV_GET', `SHM_ADV_SET' and `SHMGET_OSM' constants.])
3019 AM_CONDITIONAL(SOLARIS_SHM_NEW, test x$solaris_shm_new = xyes)
3022 # Solaris-specific check determining if prxregset_t is available. Illumos
3023 # currently does not define it on the x86 platform.
3025 # C-level symbol: SOLARIS_PRXREGSET_T
3026 # Automake-level symbol: SOLARIS_PRXREGSET_T
3028 AC_MSG_CHECKING([for the `prxregset_t' type (Solaris-specific)])
3029 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3030 #include <sys/procfs_isa.h>
3032 return !sizeof(prxregset_t);
3034 solaris_prxregset_t=yes
3035 AC_MSG_RESULT([yes])
3036 AC_DEFINE([SOLARIS_PRXREGSET_T], 1,
3037 [Define to 1 if you have the `prxregset_t' type.])
3039 solaris_prxregset_t=no
3042 AM_CONDITIONAL(SOLARIS_PRXREGSET_T, test x$solaris_prxregset_t = xyes)
3045 # Solaris-specific check determining if the new frealpathat() syscall is
3048 # New syscall (available on Solaris 11.1):
3049 # int frealpathat(int fd, char *path, char *buf, size_t buflen);
3051 # C-level symbol: SOLARIS_FREALPATHAT_SYSCALL
3052 # Automake-level symbol: SOLARIS_FREALPATHAT_SYSCALL
3054 AC_MSG_CHECKING([for the new `frealpathat' syscall (Solaris-specific)])
3055 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3056 #include <sys/syscall.h>
3058 return !SYS_frealpathat;
3060 solaris_frealpathat_syscall=yes
3061 AC_MSG_RESULT([yes])
3062 AC_DEFINE([SOLARIS_FREALPATHAT_SYSCALL], 1,
3063 [Define to 1 if you have the new `frealpathat' syscall.])
3065 solaris_frealpathat_syscall=no
3068 AM_CONDITIONAL(SOLARIS_FREALPATHAT_SYSCALL, test x$solaris_frealpathat_syscall = xyes)
3071 # Solaris-specific check determining if the new uuidsys() syscall is
3074 # New syscall (available on newer Solaris):
3075 # int uuidsys(struct uuid *uuid);
3077 # C-level symbol: SOLARIS_UUIDSYS_SYSCALL
3078 # Automake-level symbol: SOLARIS_UUIDSYS_SYSCALL
3080 AC_MSG_CHECKING([for the new `uuidsys' syscall (Solaris-specific)])
3081 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3082 #include <sys/syscall.h>
3084 return !SYS_uuidsys;
3086 solaris_uuidsys_syscall=yes
3087 AC_MSG_RESULT([yes])
3088 AC_DEFINE([SOLARIS_UUIDSYS_SYSCALL], 1,
3089 [Define to 1 if you have the new `uuidsys' syscall.])
3091 solaris_uuidsys_syscall=no
3094 AM_CONDITIONAL(SOLARIS_UUIDSYS_SYSCALL, test x$solaris_uuidsys_syscall = xyes)
3097 # Solaris-specific check determining if the new labelsys() syscall subcode
3098 # TNDB_GET_TNIP is available. This subcode was added in Solaris 11 but is
3099 # missing on illumos.
3101 # C-level symbol: SOLARIS_TNDB_GET_TNIP
3102 # Automake-level symbol: SOLARIS_TNDB_GET_TNIP
3104 AC_MSG_CHECKING([for TNDB_GET_TNIP (Solaris-specific)])
3105 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3106 #include <sys/tsol/tndb.h>
3108 return !TNDB_GET_TNIP;
3110 solaris_tndb_get_tnip=yes
3111 AC_MSG_RESULT([yes])
3112 AC_DEFINE([SOLARIS_TNDB_GET_TNIP], 1,
3113 [Define to 1 if you have the `TNDB_GET_TNIP' constant.])
3115 solaris_tndb_get_tnip=no
3118 AM_CONDITIONAL(SOLARIS_TNDB_GET_TNIP, test x$solaris_tndb_get_tnip = xyes)
3121 # Solaris-specific check determining if the new labelsys() syscall opcodes
3122 # TSOL_GETCLEARANCE and TSOL_SETCLEARANCE are available. These opcodes were
3123 # added in Solaris 11 but are missing on illumos.
3125 # C-level symbol: SOLARIS_TSOL_CLEARANCE
3126 # Automake-level symbol: SOLARIS_TSOL_CLEARANCE
3128 AC_MSG_CHECKING([for TSOL_GETCLEARANCE and TSOL_SETCLEARANCE (Solaris-specific)])
3129 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3130 #include <sys/tsol/tsyscall.h>
3132 return !(TSOL_GETCLEARANCE && TSOL_SETCLEARANCE);
3134 solaris_tsol_clearance=yes
3135 AC_MSG_RESULT([yes])
3136 AC_DEFINE([SOLARIS_TSOL_CLEARANCE], 1,
3137 [Define to 1 if you have the `TSOL_GETCLEARANCE' and `TSOL_SETCLEARANCE' constants.])
3139 solaris_tsol_clearance=no
3142 AM_CONDITIONAL(SOLARIS_TSOL_CLEARANCE, test x$solaris_tsol_clearance = xyes)
3145 # Solaris-specific check determining if the new pset() syscall subcode
3146 # PSET_GET_NAME is available. This subcode was added in Solaris 12 but
3147 # is missing on illumos and Solaris 11.
3149 # C-level symbol: SOLARIS_PSET_GET_NAME
3150 # Automake-level symbol: SOLARIS_PSET_GET_NAME
3152 AC_MSG_CHECKING([for PSET_GET_NAME (Solaris-specific)])
3153 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3154 #include <sys/pset.h>
3156 return !(PSET_GET_NAME);
3158 solaris_pset_get_name=yes
3159 AC_MSG_RESULT([yes])
3160 AC_DEFINE([SOLARIS_PSET_GET_NAME], 1,
3161 [Define to 1 if you have the `PSET_GET_NAME' constants.])
3163 solaris_pset_get_name=no
3166 AM_CONDITIONAL(SOLARIS_PSET_GET_NAME, test x$solaris_pset_get_name = xyes)
3169 # Solaris-specific check determining if the utimesys() syscall is
3170 # available (on illumos and older Solaris).
3172 # C-level symbol: SOLARIS_UTIMESYS_SYSCALL
3173 # Automake-level symbol: SOLARIS_UTIMESYS_SYSCALL
3175 AC_MSG_CHECKING([for the `utimesys' syscall (Solaris-specific)])
3176 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3177 #include <sys/syscall.h>
3179 return !SYS_utimesys;
3181 solaris_utimesys_syscall=yes
3182 AC_MSG_RESULT([yes])
3183 AC_DEFINE([SOLARIS_UTIMESYS_SYSCALL], 1,
3184 [Define to 1 if you have the `utimesys' syscall.])
3186 solaris_utimesys_syscall=no
3189 AM_CONDITIONAL(SOLARIS_UTIMESYS_SYSCALL, test x$solaris_utimesys_syscall = xyes)
3192 # Solaris-specific check determining if the utimensat() syscall is
3193 # available (on newer Solaris).
3195 # C-level symbol: SOLARIS_UTIMENSAT_SYSCALL
3196 # Automake-level symbol: SOLARIS_UTIMENSAT_SYSCALL
3198 AC_MSG_CHECKING([for the `utimensat' syscall (Solaris-specific)])
3199 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3200 #include <sys/syscall.h>
3202 return !SYS_utimensat;
3204 solaris_utimensat_syscall=yes
3205 AC_MSG_RESULT([yes])
3206 AC_DEFINE([SOLARIS_UTIMENSAT_SYSCALL], 1,
3207 [Define to 1 if you have the `utimensat' syscall.])
3209 solaris_utimensat_syscall=no
3212 AM_CONDITIONAL(SOLARIS_UTIMENSAT_SYSCALL, test x$solaris_utimensat_syscall = xyes)
3215 # Solaris-specific check determining if the spawn() syscall is available
3216 # (on newer Solaris).
3218 # C-level symbol: SOLARIS_SPAWN_SYSCALL
3219 # Automake-level symbol: SOLARIS_SPAWN_SYSCALL
3221 AC_MSG_CHECKING([for the `spawn' syscall (Solaris-specific)])
3222 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3223 #include <sys/syscall.h>
3227 solaris_spawn_syscall=yes
3228 AC_MSG_RESULT([yes])
3229 AC_DEFINE([SOLARIS_SPAWN_SYSCALL], 1,
3230 [Define to 1 if you have the `spawn' syscall.])
3232 solaris_spawn_syscall=no
3235 AM_CONDITIONAL(SOLARIS_SPAWN_SYSCALL, test x$solaris_spawn_syscall = xyes)
3238 # Solaris-specific check determining whether nscd (name switch cache daemon)
3239 # attaches its door at /system/volatile/name_service_door (Solaris)
3240 # or at /var/run/name_service_door (illumos).
3242 # Note that /var/run is a symlink to /system/volatile on Solaris
3243 # but not vice versa on illumos.
3245 # C-level symbol: SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE
3246 # Automake-level symbol: SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE
3248 AC_MSG_CHECKING([for nscd door location (Solaris-specific)])
3249 if test -e /system/volatile/name_service_door; then
3250 solaris_nscd_door_system_volatile=yes
3251 AC_MSG_RESULT([/system/volatile/name_service_door])
3252 AC_DEFINE([SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE], 1,
3253 [Define to 1 if nscd attaches to /system/volatile/name_service_door.])
3255 solaris_nscd_door_system_volatile=no
3256 AC_MSG_RESULT([/var/run/name_service_door])
3258 AM_CONDITIONAL(SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE, test x$solaris_nscd_door_system_volatile = xyes)
3261 # Solaris-specific check determining if the new gethrt() fasttrap is available.
3263 # New fasttrap (available on Solaris 11):
3264 # hrt_t *gethrt(void);
3266 # C-level symbol: SOLARIS_GETHRT_FASTTRAP
3267 # Automake-level symbol: SOLARIS_GETHRT_FASTTRAP
3269 AC_MSG_CHECKING([for the new `gethrt' fasttrap (Solaris-specific)])
3270 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3271 #include <sys/trap.h>
3275 solaris_gethrt_fasttrap=yes
3276 AC_MSG_RESULT([yes])
3277 AC_DEFINE([SOLARIS_GETHRT_FASTTRAP], 1,
3278 [Define to 1 if you have the new `gethrt' fasttrap.])
3280 solaris_gethrt_fasttrap=no
3283 AM_CONDITIONAL(SOLARIS_GETHRT_FASTTRAP, test x$solaris_gethrt_fasttrap = xyes)
3286 # Solaris-specific check determining if the new get_zone_offset() fasttrap
3289 # New fasttrap (available on Solaris 11):
3290 # zonehrtoffset_t *get_zone_offset(void);
3292 # C-level symbol: SOLARIS_GETZONEOFFSET_FASTTRAP
3293 # Automake-level symbol: SOLARIS_GETZONEOFFSET_FASTTRAP
3295 AC_MSG_CHECKING([for the new `get_zone_offset' fasttrap (Solaris-specific)])
3296 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3297 #include <sys/trap.h>
3299 return !T_GETZONEOFFSET;
3301 solaris_getzoneoffset_fasttrap=yes
3302 AC_MSG_RESULT([yes])
3303 AC_DEFINE([SOLARIS_GETZONEOFFSET_FASTTRAP], 1,
3304 [Define to 1 if you have the new `get_zone_offset' fasttrap.])
3306 solaris_getzoneoffset_fasttrap=no
3309 AM_CONDITIONAL(SOLARIS_GETZONEOFFSET_FASTTRAP, test x$solaris_getzoneoffset_fasttrap = xyes)
3312 # Solaris-specific check determining if the execve() syscall
3313 # takes fourth argument (flags) or not.
3315 # Old syscall (available on illumos):
3316 # int execve(const char *fname, const char **argv, const char **envp);
3318 # New syscall (available on Solaris):
3319 # int execve(uintptr_t file, const char **argv, const char **envp, int flags);
3321 # If the new syscall is present then it will fail with EINVAL (because flags
3322 # are invalid); if the old syscall is available then it will fail with ENOENT
3323 # (because the file could not be found).
3325 # C-level symbol: SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS
3326 # Automake-level symbol: SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS
3328 AC_MSG_CHECKING([if the `execve' syscall accepts flags (Solaris-specific)])
3329 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
3330 #include <sys/syscall.h>
3334 syscall(SYS_execve, "/no/existing/path", 0, 0, 0xdeadbeef, 0, 0);
3335 return !(errno == EINVAL);
3337 solaris_execve_syscall_takes_flags=yes
3338 AC_MSG_RESULT([yes])
3339 AC_DEFINE([SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS], 1,
3340 [Define to 1 if you have the new `execve' syscall which accepts flags.])
3342 solaris_execve_syscall_takes_flags=no
3345 AM_CONDITIONAL(SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS,
3346 test x$solaris_execve_syscall_takes_flags = xyes)
3349 # Solaris-specific check determining version of the repository cache protocol.
3350 # Every Solaris version uses a different one, ranging from 21 to current 25.
3351 # The check is very ugly, though.
3353 # C-level symbol: SOLARIS_REPCACHE_PROTOCOL_VERSION vv
3354 # Automake-level symbol: none
3356 AC_PATH_PROG(DIS_PATH, dis, false)
3357 if test "x$DIS_PATH" = "xfalse"; then
3358 AC_MSG_FAILURE([Object code disassembler (`dis') not found.])
3360 AC_CHECK_LIB(scf, scf_handle_bind, [], [
3361 AC_MSG_WARN([Function `scf_handle_bind' was not found in `libscf'.])
3362 AC_MSG_ERROR([Cannot determine version of the repository cache protocol.])
3365 AC_MSG_CHECKING([for version of the repository cache protocol (Solaris-specific)])
3366 if test "X$VGCONF_ARCH_PRI" = "Xamd64"; then
3367 libscf=/usr/lib/64/libscf.so.1
3369 libscf=/usr/lib/libscf.so.1
3371 if ! $DIS_PATH -F scf_handle_bind $libscf | grep -q 0x526570; then
3372 AC_MSG_WARN([Function `scf_handle_bind' does not contain repository cache protocol version.])
3373 AC_MSG_ERROR([Cannot determine version of the repository cache protocol.])
3375 hex=$( $DIS_PATH -F scf_handle_bind $libscf | sed -n 's/.*0x526570\(..\).*/\1/p' )
3376 if test -z "$hex"; then
3377 AC_MSG_WARN([Version of the repository cache protocol is empty?!])
3378 AC_MSG_ERROR([Cannot determine version of the repository cache protocol.])
3380 version=$( printf "%d\n" 0x$hex )
3381 AC_MSG_RESULT([$version])
3382 AC_DEFINE_UNQUOTED([SOLARIS_REPCACHE_PROTOCOL_VERSION], [$version],
3383 [Version number of the repository door cache protocol.])
3386 # Solaris-specific check determining if "sysstat" segment reservation type
3389 # New "sysstat" segment reservation (available on Solaris 12):
3390 # - program header type: PT_SUNW_SYSSTAT
3391 # - auxiliary vector entry: AT_SUN_SYSSTAT_ADDR
3393 # C-level symbol: SOLARIS_RESERVE_SYSSTAT_ADDR
3394 # Automake-level symbol: SOLARIS_RESERVE_SYSSTAT_ADDR
3396 AC_MSG_CHECKING([for the new `sysstat' segment reservation (Solaris-specific)])
3397 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3398 #include <sys/auxv.h>
3400 return !AT_SUN_SYSSTAT_ADDR;
3402 solaris_reserve_sysstat_addr=yes
3403 AC_MSG_RESULT([yes])
3404 AC_DEFINE([SOLARIS_RESERVE_SYSSTAT_ADDR], 1,
3405 [Define to 1 if you have the new `sysstat' segment reservation.])
3407 solaris_reserve_sysstat_addr=no
3410 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ADDR, test x$solaris_reserve_sysstat_addr = xyes)
3413 # Solaris-specific check determining if "sysstat_zone" segment reservation type
3416 # New "sysstat_zone" segment reservation (available on Solaris 12):
3417 # - program header type: PT_SUNW_SYSSTAT_ZONE
3418 # - auxiliary vector entry: AT_SUN_SYSSTAT_ZONE_ADDR
3420 # C-level symbol: SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR
3421 # Automake-level symbol: SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR
3423 AC_MSG_CHECKING([for the new `sysstat_zone' segment reservation (Solaris-specific)])
3424 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3425 #include <sys/auxv.h>
3427 return !AT_SUN_SYSSTAT_ZONE_ADDR;
3429 solaris_reserve_sysstat_zone_addr=yes
3430 AC_MSG_RESULT([yes])
3431 AC_DEFINE([SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR], 1,
3432 [Define to 1 if you have the new `sysstat_zone' segment reservation.])
3434 solaris_reserve_sysstat_zone_addr=no
3437 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR, test x$solaris_reserve_sysstat_zone_addr = xyes)
3440 # Solaris-specific check determining if the system_stats() syscall is available
3441 # (on newer Solaris).
3443 # C-level symbol: SOLARIS_SYSTEM_STATS_SYSCALL
3444 # Automake-level symbol: SOLARIS_SYSTEM_STATS_SYSCALL
3446 AC_MSG_CHECKING([for the `system_stats' syscall (Solaris-specific)])
3447 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3448 #include <sys/syscall.h>
3450 return !SYS_system_stats;
3452 solaris_system_stats_syscall=yes
3453 AC_MSG_RESULT([yes])
3454 AC_DEFINE([SOLARIS_SYSTEM_STATS_SYSCALL], 1,
3455 [Define to 1 if you have the `system_stats' syscall.])
3457 solaris_system_stats_syscall=no
3460 AM_CONDITIONAL(SOLARIS_SYSTEM_STATS_SYSCALL, test x$solaris_system_stats_syscall = xyes)
3463 AM_CONDITIONAL(SOLARIS_SUN_STUDIO_AS, false)
3464 AM_CONDITIONAL(SOLARIS_XPG_SYMBOLS_PRESENT, false)
3465 AM_CONDITIONAL(SOLARIS_PROC_CMDLINE, false)
3466 AM_CONDITIONAL(SOLARIS_OLD_SYSCALLS, false)
3467 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL, false)
3468 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID, false)
3469 AM_CONDITIONAL(SOLARIS_LWP_NAME_SYSCALL, false)
3470 AM_CONDITIONAL(SOLARIS_ZONE_DEFUNCT, false)
3471 AM_CONDITIONAL(SOLARIS_SHM_NEW, false)
3472 AM_CONDITIONAL(SOLARIS_PRXREGSET_T, false)
3473 AM_CONDITIONAL(SOLARIS_FREALPATHAT_SYSCALL, false)
3474 AM_CONDITIONAL(SOLARIS_UUIDSYS_SYSCALL, false)
3475 AM_CONDITIONAL(SOLARIS_TNDB_GET_TNIP, false)
3476 AM_CONDITIONAL(SOLARIS_TSOL_CLEARANCE, false)
3477 AM_CONDITIONAL(SOLARIS_PSET_GET_NAME, false)
3478 AM_CONDITIONAL(SOLARIS_UTIMESYS_SYSCALL, false)
3479 AM_CONDITIONAL(SOLARIS_UTIMENSAT_SYSCALL, false)
3480 AM_CONDITIONAL(SOLARIS_SPAWN_SYSCALL, false)
3481 AM_CONDITIONAL(SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE, false)
3482 AM_CONDITIONAL(SOLARIS_GETHRT_FASTTRAP, false)
3483 AM_CONDITIONAL(SOLARIS_GETZONEOFFSET_FASTTRAP, false)
3484 AM_CONDITIONAL(SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS, false)
3485 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ADDR, false)
3486 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR, false)
3487 AM_CONDITIONAL(SOLARIS_SYSTEM_STATS_SYSCALL, false)
3488 fi # test "$VGCONF_OS" = "solaris"
3491 #----------------------------------------------------------------------------
3492 # Checks for C header files.
3493 #----------------------------------------------------------------------------
3496 AC_CHECK_HEADERS([ \
3513 # Verify whether the <linux/futex.h> header is usable.
3514 AC_MSG_CHECKING([if <linux/futex.h> is usable])
3516 save_CFLAGS="$CFLAGS"
3517 CFLAGS="$CFLAGS -D__user="
3518 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3519 #include <linux/futex.h>
3523 ac_have_usable_linux_futex_h=yes
3524 AC_DEFINE([HAVE_USABLE_LINUX_FUTEX_H], 1,
3525 [Define to 1 if you have a usable <linux/futex.h> header file.])
3526 AC_MSG_RESULT([yes])
3528 ac_have_usable_linux_futex_h=no
3531 CFLAGS="$save_CFLAGS"
3534 #----------------------------------------------------------------------------
3535 # Checks for typedefs, structures, and compiler characteristics.
3536 #----------------------------------------------------------------------------
3543 #----------------------------------------------------------------------------
3544 # Checks for library functions.
3545 #----------------------------------------------------------------------------
3549 AC_CHECK_LIB([pthread], [pthread_create])
3550 AC_CHECK_LIB([rt], [clock_gettime])
3563 pthread_barrier_init \
3564 pthread_condattr_setclock \
3565 pthread_mutex_timedlock \
3566 pthread_rwlock_timedrdlock \
3567 pthread_rwlock_timedwrlock \
3570 pthread_setname_np \
3586 # AC_CHECK_LIB adds any library found to the variable LIBS, and links these
3587 # libraries with any shared object and/or executable. This is NOT what we
3588 # want for e.g. vgpreload_core-x86-linux.so
3591 AM_CONDITIONAL([HAVE_PTHREAD_BARRIER],
3592 [test x$ac_cv_func_pthread_barrier_init = xyes])
3593 AM_CONDITIONAL([HAVE_PTHREAD_MUTEX_TIMEDLOCK],
3594 [test x$ac_cv_func_pthread_mutex_timedlock = xyes])
3595 AM_CONDITIONAL([HAVE_PTHREAD_SPINLOCK],
3596 [test x$ac_cv_func_pthread_spin_lock = xyes])
3597 AM_CONDITIONAL([HAVE_PTHREAD_SETNAME_NP],
3598 [test x$ac_cv_func_pthread_setname_np = xyes])
3600 if test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
3601 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX ; then
3602 AC_DEFINE([DISABLE_PTHREAD_SPINLOCK_INTERCEPT], 1,
3603 [Disable intercept pthread_spin_lock() on MIPS32 and MIPS64.])
3606 #----------------------------------------------------------------------------
3608 #----------------------------------------------------------------------------
3609 # Do we have a useable MPI setup on the primary and/or secondary targets?
3610 # On Linux, by default, assumes mpicc and -m32/-m64
3611 # Note: this is a kludge in that it assumes the specified mpicc
3612 # understands -m32/-m64 regardless of what is specified using
3614 AC_PATH_PROG([MPI_CC], [mpicc], [mpicc],
3615 [$PATH:/usr/lib/openmpi/bin:/usr/lib64/openmpi/bin])
3618 if test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
3619 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
3620 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
3621 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
3622 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX \
3623 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS ; then
3624 mflag_primary=$FLAG_M32
3625 elif test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX \
3626 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64_LINUX \
3627 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX \
3628 -o x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX ; then
3629 mflag_primary=$FLAG_M64
3630 elif test x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN ; then
3631 mflag_primary="$FLAG_M32 -arch i386"
3632 elif test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN ; then
3633 mflag_primary="$FLAG_M64 -arch x86_64"
3637 if test x$VGCONF_PLATFORM_SEC_CAPS = xX86_LINUX \
3638 -o x$VGCONF_PLATFORM_SEC_CAPS = xPPC32_LINUX \
3639 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_SOLARIS ; then
3640 mflag_secondary=$FLAG_M32
3641 elif test x$VGCONF_PLATFORM_SEC_CAPS = xX86_DARWIN ; then
3642 mflag_secondary="$FLAG_M32 -arch i386"
3647 [ --with-mpicc= Specify name of MPI2-ised C compiler],
3652 ## We AM_COND_IF here instead of automake "if" in mpi/Makefile.am so that we can
3653 ## use these values in the check for a functioning mpicc.
3655 ## We leave the MPI_FLAG_M3264_ logic in mpi/Makefile.am and assume that
3656 ## mflag_primary/mflag_secondary are sufficient approximations of that behavior
3657 AM_COND_IF([VGCONF_OS_IS_LINUX],
3658 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -fpic"
3659 LDFLAGS_MPI="-fpic -shared"])
3660 AM_COND_IF([VGCONF_OS_IS_DARWIN],
3661 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -dynamic"
3662 LDFLAGS_MPI="-dynamic -dynamiclib -all_load"])
3663 AM_COND_IF([VGCONF_OS_IS_SOLARIS],
3664 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -fpic"
3665 LDFLAGS_MPI="-fpic -shared"])
3667 AC_SUBST([CFLAGS_MPI])
3668 AC_SUBST([LDFLAGS_MPI])
3671 ## See if MPI_CC works for the primary target
3673 AC_MSG_CHECKING([primary target for usable MPI2-compliant C compiler and mpi.h])
3675 saved_CFLAGS=$CFLAGS
3677 CFLAGS="$CFLAGS_MPI $mflag_primary"
3678 saved_LDFLAGS="$LDFLAGS"
3679 LDFLAGS="$LDFLAGS_MPI $mflag_primary"
3680 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3684 int ni, na, nd, comb;
3685 int r = MPI_Init(NULL,NULL);
3686 r |= MPI_Type_get_envelope( MPI_INT, &ni, &na, &nd, &comb );
3687 r |= MPI_Finalize();
3690 ac_have_mpi2_pri=yes
3691 AC_MSG_RESULT([yes, $MPI_CC])
3697 CFLAGS=$saved_CFLAGS
3698 LDFLAGS="$saved_LDFLAGS"
3699 AM_CONDITIONAL(BUILD_MPIWRAP_PRI, test x$ac_have_mpi2_pri = xyes)
3701 ## See if MPI_CC works for the secondary target. Complication: what if
3702 ## there is no secondary target? We need this to then fail.
3703 ## Kludge this by making MPI_CC something which will surely fail in
3706 AC_MSG_CHECKING([secondary target for usable MPI2-compliant C compiler and mpi.h])
3708 saved_CFLAGS=$CFLAGS
3709 saved_LDFLAGS="$LDFLAGS"
3710 LDFLAGS="$LDFLAGS_MPI $mflag_secondary"
3711 if test x$VGCONF_PLATFORM_SEC_CAPS = x ; then
3712 CC="$MPI_CC this will surely fail"
3716 CFLAGS="$CFLAGS_MPI $mflag_secondary"
3717 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3721 int ni, na, nd, comb;
3722 int r = MPI_Init(NULL,NULL);
3723 r |= MPI_Type_get_envelope( MPI_INT, &ni, &na, &nd, &comb );
3724 r |= MPI_Finalize();
3727 ac_have_mpi2_sec=yes
3728 AC_MSG_RESULT([yes, $MPI_CC])
3734 CFLAGS=$saved_CFLAGS
3735 LDFLAGS="$saved_LDFLAGS"
3736 AM_CONDITIONAL(BUILD_MPIWRAP_SEC, test x$ac_have_mpi2_sec = xyes)
3739 #----------------------------------------------------------------------------
3740 # Other library checks
3741 #----------------------------------------------------------------------------
3742 # There now follow some tests for Boost, and OpenMP. These
3743 # tests are present because Drd has some regression tests that use
3744 # these packages. All regression test programs all compiled only
3745 # for the primary target. And so it is important that the configure
3746 # checks that follow, use the correct -m32 or -m64 flag for the
3747 # primary target (called $mflag_primary). Otherwise, we can end up
3748 # in a situation (eg) where, on amd64-linux, the test for Boost checks
3749 # for usable 64-bit Boost facilities, but because we are doing a 32-bit
3750 # only build (meaning, the primary target is x86-linux), the build
3751 # of the regtest programs that use Boost fails, because they are
3752 # build as 32-bit (IN THIS EXAMPLE).
3754 # Hence: ALWAYS USE $mflag_primary FOR CONFIGURE TESTS FOR FACILITIES
3755 # NEEDED BY THE REGRESSION TEST PROGRAMS.
3758 # Check whether the boost library 1.35 or later has been installed.
3759 # The Boost.Threads library has undergone a major rewrite in version 1.35.0.
3761 AC_MSG_CHECKING([for boost])
3764 safe_CXXFLAGS=$CXXFLAGS
3765 CXXFLAGS="$mflag_primary"
3767 LIBS="-lboost_thread-mt -lboost_system-mt $LIBS"
3769 AC_LINK_IFELSE([AC_LANG_SOURCE([
3770 #include <boost/thread.hpp>
3771 static void thread_func(void)
3773 int main(int argc, char** argv)
3775 boost::thread t(thread_func);
3780 ac_have_boost_1_35=yes
3781 AC_SUBST([BOOST_CFLAGS], [])
3782 AC_SUBST([BOOST_LIBS], ["-lboost_thread-mt -lboost_system-mt"])
3783 AC_MSG_RESULT([yes])
3785 ac_have_boost_1_35=no
3790 CXXFLAGS=$safe_CXXFLAGS
3793 AM_CONDITIONAL([HAVE_BOOST_1_35], [test x$ac_have_boost_1_35 = xyes])
3796 # does this compiler support -fopenmp, does it have the include file
3797 # <omp.h> and does it have libgomp ?
3799 AC_MSG_CHECKING([for OpenMP])
3802 CFLAGS="-fopenmp $mflag_primary -Werror"
3804 AC_LINK_IFELSE([AC_LANG_SOURCE([
3806 int main(int argc, char** argv)
3814 AC_MSG_RESULT([yes])
3821 AM_CONDITIONAL([HAVE_OPENMP], [test x$ac_have_openmp = xyes])
3824 # Check for __builtin_popcount
3825 AC_MSG_CHECKING([for __builtin_popcount()])
3826 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3828 __builtin_popcount(2);
3831 AC_MSG_RESULT([yes])
3832 AC_DEFINE([HAVE_BUILTIN_POPCOUT], 1,
3833 [Define to 1 if compiler provides __builtin_popcount().])
3838 # Check for __builtin_clz
3839 AC_MSG_CHECKING([for __builtin_clz()])
3840 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3845 AC_MSG_RESULT([yes])
3846 AC_DEFINE([HAVE_BUILTIN_CLZ], 1,
3847 [Define to 1 if compiler provides __builtin_clz().])
3852 # Check for __builtin_ctz
3853 AC_MSG_CHECKING([for __builtin_ctz()])
3854 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3859 AC_MSG_RESULT([yes])
3860 AC_DEFINE([HAVE_BUILTIN_CTZ], 1,
3861 [Define to 1 if compiler provides __builtin_ctz().])
3866 # does this compiler have built-in functions for atomic memory access for the
3868 AC_MSG_CHECKING([if gcc supports __sync_add_and_fetch for the primary target])
3871 CFLAGS="$mflag_primary"
3873 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
3875 return (__sync_bool_compare_and_swap(&variable, 1, 2)
3876 && __sync_add_and_fetch(&variable, 1) ? 1 : 0)
3878 ac_have_builtin_atomic_primary=yes
3879 AC_MSG_RESULT([yes])
3880 AC_DEFINE(HAVE_BUILTIN_ATOMIC, 1, [Define to 1 if gcc supports __sync_bool_compare_and_swap() and __sync_add_and_fetch() for the primary target])
3882 ac_have_builtin_atomic_primary=no
3888 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC],
3889 [test x$ac_have_builtin_atomic_primary = xyes])
3892 # does this compiler have built-in functions for atomic memory access for the
3893 # secondary target ?
3895 if test x$VGCONF_PLATFORM_SEC_CAPS != x; then
3897 AC_MSG_CHECKING([if gcc supports __sync_add_and_fetch for the secondary target])
3900 CFLAGS="$mflag_secondary"
3902 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
3904 return (__sync_add_and_fetch(&variable, 1) ? 1 : 0)
3906 ac_have_builtin_atomic_secondary=yes
3907 AC_MSG_RESULT([yes])
3909 ac_have_builtin_atomic_secondary=no
3917 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC_SECONDARY],
3918 [test x$ac_have_builtin_atomic_secondary = xyes])
3920 # does this compiler have built-in functions for atomic memory access on
3921 # 64-bit integers for all targets ?
3923 AC_MSG_CHECKING([if gcc supports __sync_add_and_fetch on uint64_t for all targets])
3925 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3928 uint64_t variable = 1;
3929 return __sync_add_and_fetch(&variable, 1)
3931 ac_have_builtin_atomic64_primary=yes
3933 ac_have_builtin_atomic64_primary=no
3936 if test x$VGCONF_PLATFORM_SEC_CAPS != x; then
3939 CFLAGS="$mflag_secondary"
3941 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
3944 uint64_t variable = 1;
3945 return __sync_add_and_fetch(&variable, 1)
3947 ac_have_builtin_atomic64_secondary=yes
3949 ac_have_builtin_atomic64_secondary=no
3956 if test x$ac_have_builtin_atomic64_primary = xyes && \
3957 test x$VGCONF_PLATFORM_SEC_CAPS = x \
3958 -o x$ac_have_builtin_atomic64_secondary = xyes; then
3959 AC_MSG_RESULT([yes])
3960 ac_have_builtin_atomic64=yes
3963 ac_have_builtin_atomic64=no
3966 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC64],
3967 [test x$ac_have_builtin_atomic64 = xyes])
3970 # does g++ have built-in functions for atomic memory access ?
3971 AC_MSG_CHECKING([if g++ supports __sync_add_and_fetch])
3973 safe_CXXFLAGS=$CXXFLAGS
3974 CXXFLAGS="$mflag_primary"
3977 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
3979 return (__sync_bool_compare_and_swap(&variable, 1, 2)
3980 && __sync_add_and_fetch(&variable, 1) ? 1 : 0)
3982 ac_have_builtin_atomic_cxx=yes
3983 AC_MSG_RESULT([yes])
3984 AC_DEFINE(HAVE_BUILTIN_ATOMIC_CXX, 1, [Define to 1 if g++ supports __sync_bool_compare_and_swap() and __sync_add_and_fetch()])
3986 ac_have_builtin_atomic_cxx=no
3991 CXXFLAGS=$safe_CXXFLAGS
3993 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC_CXX], [test x$ac_have_builtin_atomic_cxx = xyes])
3996 if test x$ac_have_usable_linux_futex_h = xyes \
3997 -a x$ac_have_builtin_atomic_primary = xyes; then
3998 ac_enable_linux_ticket_lock_primary=yes
4000 AM_CONDITIONAL([ENABLE_LINUX_TICKET_LOCK_PRIMARY],
4001 [test x$ac_enable_linux_ticket_lock_primary = xyes])
4003 if test x$VGCONF_PLATFORM_SEC_CAPS != x \
4004 -a x$ac_have_usable_linux_futex_h = xyes \
4005 -a x$ac_have_builtin_atomic_secondary = xyes; then
4006 ac_enable_linux_ticket_lock_secondary=yes
4008 AM_CONDITIONAL([ENABLE_LINUX_TICKET_LOCK_SECONDARY],
4009 [test x$ac_enable_linux_ticket_lock_secondary = xyes])
4012 # does libstdc++ support annotating shared pointers ?
4013 AC_MSG_CHECKING([if libstdc++ supports annotating shared pointers])
4015 safe_CXXFLAGS=$CXXFLAGS
4016 CXXFLAGS="-std=c++0x"
4019 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
4022 std::shared_ptr<int> p
4024 ac_have_shared_ptr=yes
4026 ac_have_shared_ptr=no
4028 if test x$ac_have_shared_ptr = xyes; then
4029 # If compilation of the program below fails because of a syntax error
4030 # triggered by substituting one of the annotation macros then that
4031 # means that libstdc++ supports these macros.
4032 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
4033 #define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(a) (a)----
4034 #define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(a) (a)----
4037 std::shared_ptr<int> p
4039 ac_have_shared_pointer_annotation=no
4042 ac_have_shared_pointer_annotation=yes
4043 AC_MSG_RESULT([yes])
4044 AC_DEFINE(HAVE_SHARED_POINTER_ANNOTATION, 1,
4045 [Define to 1 if libstd++ supports annotating shared pointers])
4048 ac_have_shared_pointer_annotation=no
4053 CXXFLAGS=$safe_CXXFLAGS
4055 AM_CONDITIONAL([HAVE_SHARED_POINTER_ANNOTATION],
4056 [test x$ac_have_shared_pointer_annotation = xyes])
4059 #----------------------------------------------------------------------------
4060 # Ok. We're done checking.
4061 #----------------------------------------------------------------------------
4063 # Nb: VEX/Makefile is generated from Makefile.vex.in.
4066 VEX/Makefile:Makefile.vex.in
4075 gdbserver_tests/Makefile
4076 gdbserver_tests/solaris/Makefile
4082 memcheck/tests/Makefile
4083 memcheck/tests/common/Makefile
4084 memcheck/tests/amd64/Makefile
4085 memcheck/tests/x86/Makefile
4086 memcheck/tests/linux/Makefile
4087 memcheck/tests/darwin/Makefile
4088 memcheck/tests/solaris/Makefile
4089 memcheck/tests/amd64-linux/Makefile
4090 memcheck/tests/x86-linux/Makefile
4091 memcheck/tests/amd64-solaris/Makefile
4092 memcheck/tests/x86-solaris/Makefile
4093 memcheck/tests/ppc32/Makefile
4094 memcheck/tests/ppc64/Makefile
4095 memcheck/tests/s390x/Makefile
4096 memcheck/tests/vbit-test/Makefile
4098 cachegrind/tests/Makefile
4099 cachegrind/tests/x86/Makefile
4100 cachegrind/cg_annotate
4103 callgrind/callgrind_annotate
4104 callgrind/callgrind_control
4105 callgrind/tests/Makefile
4107 helgrind/tests/Makefile
4109 massif/tests/Makefile
4112 lackey/tests/Makefile
4115 none/tests/scripts/Makefile
4116 none/tests/amd64/Makefile
4117 none/tests/ppc32/Makefile
4118 none/tests/ppc64/Makefile
4119 none/tests/x86/Makefile
4120 none/tests/arm/Makefile
4121 none/tests/arm64/Makefile
4122 none/tests/s390x/Makefile
4123 none/tests/mips32/Makefile
4124 none/tests/mips64/Makefile
4125 none/tests/tilegx/Makefile
4126 none/tests/linux/Makefile
4127 none/tests/darwin/Makefile
4128 none/tests/solaris/Makefile
4129 none/tests/amd64-linux/Makefile
4130 none/tests/x86-linux/Makefile
4131 none/tests/amd64-darwin/Makefile
4132 none/tests/x86-darwin/Makefile
4133 none/tests/amd64-solaris/Makefile
4134 none/tests/x86-solaris/Makefile
4135 exp-sgcheck/Makefile
4136 exp-sgcheck/tests/Makefile
4138 drd/scripts/download-and-build-splash2
4141 exp-bbv/tests/Makefile
4142 exp-bbv/tests/x86/Makefile
4143 exp-bbv/tests/x86-linux/Makefile
4144 exp-bbv/tests/amd64-linux/Makefile
4145 exp-bbv/tests/ppc32-linux/Makefile
4146 exp-bbv/tests/arm-linux/Makefile
4148 exp-dhat/tests/Makefile
4152 AC_CONFIG_FILES([coregrind/link_tool_exe_linux],
4153 [chmod +x coregrind/link_tool_exe_linux])
4154 AC_CONFIG_FILES([coregrind/link_tool_exe_darwin],
4155 [chmod +x coregrind/link_tool_exe_darwin])
4156 AC_CONFIG_FILES([coregrind/link_tool_exe_solaris],
4157 [chmod +x coregrind/link_tool_exe_solaris])
4162 Maximum build arch: ${ARCH_MAX}
4163 Primary build arch: ${VGCONF_ARCH_PRI}
4164 Secondary build arch: ${VGCONF_ARCH_SEC}
4165 Build OS: ${VGCONF_OS}
4166 Primary build target: ${VGCONF_PLATFORM_PRI_CAPS}
4167 Secondary build target: ${VGCONF_PLATFORM_SEC_CAPS}
4168 Platform variant: ${VGCONF_PLATVARIANT}
4169 Primary -DVGPV string: -DVGPV_${VGCONF_ARCH_PRI}_${VGCONF_OS}_${VGCONF_PLATVARIANT}=1
4170 Default supp files: ${DEFAULT_SUPP}