cleanup changes of building for Intel(R) Many Integrated Core Architecture

llvm-svn: 226271
This commit is contained in:
Andrey Churbanov 2015-01-16 12:54:51 +00:00
parent 4448007885
commit d315ceac18
16 changed files with 234 additions and 185 deletions

View File

@ -39,6 +39,9 @@ info:
@echo omp_root=$(omp_root)
@echo omp_os=$(omp_os)
@echo arch=$(arch)
ifeq "$(arch)" "mic"
@echo mic_arch=$(mic_arch)
endif
@echo compiler=$(compiler)
@echo mic=$(mic)
@echo mode=$(mode)

View File

@ -41,7 +41,11 @@ out_cmn_dir = $(out_dir)common$(suffix)/
out_ptf_dir = $(out_dir)$(platform)$(suffix)/
_out_lib_dir = $(out_dir)$(1)$(suffix)/lib$(if $(filter mac_%,$(1)),.thin)/
out_lib_dir = $(call _out_lib_dir,$(platform))
ifneq "$(arch)" "mic"
out_l10n_dir = $(out_lib_dir)$(if $(filter lin mac,$(os)),locale/)
else
out_l10n_dir = $(out_lib_dir)
endif
ifeq "$(os)" "mac"
_out_lib_fat_dir = $(out_dir)$(1)$(suffix)/lib/
out_lib_fat_dir = $(call _out_lib_fat_dir,$(platform))

View File

@ -69,8 +69,6 @@ LINK_TYPE := $(call check_variable,LINK_TYPE,dyna stat)
OMP_VERSION := $(call check_variable,OMP_VERSION,40 30 25)
# Generate optimized code.
OPTIMIZATION := $(call check_variable,OPTIMIZATION,off on)
# Target compiler.
TARGET_COMPILER := $(call check_variable,TARGET_COMPILER,12 11)
# Library version: 4 -- legacy, 5 -- compat.
VERSION := $(call check_variable,VERSION,5 4)
# quad precision floating point
@ -92,7 +90,6 @@ define curr_config
LINK_TYPE=$(LINK_TYPE)
OMP_VERSION=$(OMP_VERSION)
OPTIMIZATION=$(OPTIMIZATION)
TARGET_COMPILER=$(TARGET_COMPILER)
VERSION=$(VERSION)
CPPFLAGS=$(subst $(space),_,$(CPPFLAGS))
CFLAGS=$(subst $(space),_,$(CFLAGS))
@ -111,16 +108,6 @@ ifeq "$(os)" "mac"
mac_os_new := $(shell /bin/sh -c 'if [[ `sw_vers -productVersion` > 10.6 ]]; then echo "1"; else echo "0"; fi')
endif
# Form target directory name for MIC platforms
ifeq "$(MIC_ARCH)" "knc"
mic-postf1 = .knc
endif
ifeq "$(MIC_OS)" "lin"
mic-postfix = $(mic-postf1).lin
else
mic-postfix = $(mic-postf1)
endif
# --------------------------------------------------------------------------------------------------
# Dev tools and general options (like -fpic, -O2 or -g).
@ -213,7 +200,7 @@ ifeq "$(filter gcc clang,$(c))" ""
fort-flags += -Qsox
else
# For unknown reason, icc and ifort on mac does not accept this option.
ifneq "$(filter lin lrb,$(os))" ""
ifneq "$(filter lin,$(os))" ""
c-flags += -sox
cxx-flags += -sox
fort-flags += -sox
@ -233,7 +220,7 @@ ifeq "$(fort)" "ifort"
endif
endif
ifeq "$(os)" "lrb"
ifeq "$(arch)" "mic"
c-flags += -mmic
cxx-flags += -mmic
fort-flags += -mmic
@ -264,6 +251,7 @@ ifeq "$(os)" "win"
endif
ifeq "$(os)" "lin"
ifneq "$(arch)" "mic"
c-flags += -Wsign-compare
cxx-flags += -Wsign-compare
ld-flags += -Wsign-compare
@ -273,13 +261,14 @@ ifeq "$(os)" "lin"
ld-flags += -Werror
endif
endif
endif
ifeq "$(os)" "win"
c-flags += -WX
cxx-flags += -WX
ld-flags += -WX:NO
endif
ifeq "$(os)" "lrb"
ifeq "$(arch)" "mic"
# With "-ftls-model=initial-exec" the compiler generates faster code for static TLS
# accesses, it generates slower calls to glibc otherwise. We don't use this
# feature on Linux because it prevents dynamic loading (use of dlopen) of the library.
@ -340,6 +329,7 @@ endif
# --- Linker options ---
ifeq "$(os)" "lin"
ifneq "$(arch)" "mic"
ifneq "$(LIB_TYPE)" "stub"
ifeq "$(ld)" "ld"
# Warn about non-PIC code presence
@ -398,9 +388,7 @@ ifeq "$(os)" "lin"
ld-flags += -Bstatic -L/usr/lib64 -lc_nonshared -Bdynamic
endif
endif
endif
ifeq "$(os)" "lrb"
else # Below are Intel(R) Many Integrated Core Architecture linker flags
ifeq "$(ld)" "ld"
ifneq "$(LIB_TYPE)" "stub"
ld-flags += -lthr
@ -426,16 +414,16 @@ ifeq "$(os)" "lrb"
# ld-flags += -lintlc
ifneq "$(LIB_TYPE)" "stub"
ld-flags += -pthread
ifeq "$(MIC_OS)" "lin"
ld-flags += -ldl
endif
endif
# include the c++ library for stats-gathering code
ifeq "$(stats)" "on"
ld-flags-extra += -Wl,-lstdc++
endif
endif
endif
endif
ifeq "$(os)" "mac"
ifeq "$(ld)" "icc"
@ -463,7 +451,7 @@ ifeq "$(os)" "win"
ifeq "$(LINK_TYPE)" "dyna"
cpp-flags += -D _USRDLL
endif
else # lin, lrb or mac
else # lin, mic or mac
cpp-flags += -D _GNU_SOURCE
cpp-flags += -D _REENTRANT
endif
@ -510,12 +498,12 @@ cpp-flags += -D BUILD_PARALLEL_ORDERED
cpp-flags += -D KMP_ASM_INTRINS
cpp-flags += -D KMP_USE_INTERNODE_ALIGNMENT=0
# Linux and MIC compile with version symbols
ifneq "$(filter lin lrb,$(os))" ""
ifneq "$(filter lin,$(os))" ""
ifeq "$(filter ppc64,$(arch))" ""
cpp-flags += -D KMP_USE_VERSION_SYMBOLS
endif
endif
ifneq "$(os)" "lrb"
ifneq "$(arch)" "mic"
cpp-flags += -D USE_LOAD_BALANCE
endif
ifneq "$(os)" "win"
@ -539,13 +527,13 @@ else # 5
endif
endif
cpp-flags += -D KMP_NESTED_HOT_TEAMS
ifneq "$(filter 32 32e,$(arch))" ""
ifneq "$(filter 32 32e mic,$(arch))" ""
cpp-flags += -D KMP_USE_ADAPTIVE_LOCKS=1 -D KMP_DEBUG_ADAPTIVE_LOCKS=0
endif
# is the std c++ library needed? (for stats-gathering, it is)
std_cpp_lib=0
ifneq "$(filter lin lrb,$(os))" ""
ifneq "$(filter lin,$(os))" ""
ifeq "$(stats)" "on"
cpp-flags += -D KMP_STATS_ENABLED=1
std_cpp_lib=1
@ -612,7 +600,7 @@ cpp-flags += -D INTEL_ITTNOTIFY_PREFIX=__kmp_itt_
# Windows* OS: This define causes problems with LoadLibrary + declspec(thread) on Windows* OS. See CQ50564,
# tests kmp_load_library_lib*.c, and the following MSDN reference:
# http://support.microsoft.com/kb/118816
ifneq "$(filter lin lrb,$(os))" ""
ifneq "$(filter lin ,$(os))" ""
ifeq "$(LINK_TYPE)" "dyna"
cpp-flags += -D KMP_TDATA_GTID
else
@ -643,7 +631,7 @@ ifneq "$(os)" "win"
cpp-flags += -D KMP_ARCH_AARCH64
else
z_Linux_asm$(obj) : \
cpp-flags += -D KMP_ARCH_X86$(if $(filter 32e,$(arch)),_64)
cpp-flags += -D KMP_ARCH_X86$(if $(filter 32e mic,$(arch)),_64)
endif
endif
@ -682,7 +670,6 @@ ev-flags += -D Revision="\$$Revision" -D Date="\$$Date"
ev-flags += -D KMP_TYPE="$(call legal_type,$(LIB_TYPE))" -D KMP_ARCH="$(call legal_arch,$(arch))"
ev-flags += -D KMP_VERSION_MAJOR=$(VERSION) -D KMP_VERSION_MINOR=0 -D KMP_VERSION_BUILD=$(build)
ev-flags += -D KMP_BUILD_DATE="$(date)"
ev-flags += -D KMP_TARGET_COMPILER=$(TARGET_COMPILER)
ev-flags += -D KMP_DIAG=$(if $(filter on,$(DIAG)),1,0)
ev-flags += -D KMP_DEBUG_INFO=$(if $(filter on,$(DEBUG_INFO)),1,0)
ifeq "$(OMP_VERSION)" "40"
@ -791,16 +778,14 @@ endif
endif
endif
endif
else # lin, lrb or mac
else # lin, mic or mac
lib_c_items += z_Linux_util
# GCC Compatibility files
ifeq "$(VERSION)" "4"
else # 5
lib_c_items += kmp_gsupport
endif
# ifneq "$(arch)" "ppc64"
lib_asm_items += z_Linux_asm
# endif
endif
endif
@ -860,7 +845,7 @@ ifeq "$(os)-$(LINK_TYPE)" "win-dyna"
pdb_file = $(lib_item).pdb
endif
endif
ifneq "$(filter lin lrb,$(os))" ""
ifneq "$(filter lin,$(os))" ""
ifeq "$(LINK_TYPE)" "dyna"
ifneq "$(DEBUG_INFO)" "on"
dbg_file = $(lib_item).dbg
@ -980,7 +965,7 @@ ifneq "$(filter icc icl icl.exe,$(c))" ""
ifeq "$(os)" "win"
libirc = $(icc_lib_dir)\libircmt$(lib)
libipgo = $(icc_lib_dir)\libipgo$(lib)
else # lin, lrb or mac
else # lin, mic or mac
ifeq "$(LINK_TYPE)" "dyna"
# In case of dynamic linking, prefer libi*_pic.a libraries, they contains
# position-independent code.
@ -1003,8 +988,10 @@ ifneq "$(filter icc icl icl.exe,$(c))" ""
# Linux* OS:
# We link in libraries to static library only.
ifeq "$(os)-$(LINK_TYPE)" "lin-stat"
ifneq "$(arch)" "mic"
linked_in_libs += libirc
endif
endif
# OS X*:
# The trick is not required in case of dynamic library, but on Intel(R) 64 architecture we have a
# problem: libirc.a is a fat, so linker (libtool) produces fat libguide.dylib... :-( (Only
@ -1054,7 +1041,7 @@ ifneq "$(dbg_file)" ""
$(cp) $< $@
endif
ifneq "$(filter lin lrb,$(os))" ""
ifneq "$(filter lin,$(os))" ""
lib_file_deps = $(if $(linked_in_libs),required/.objs,$(lib_obj_files))
endif
ifeq "$(os)" "mac"
@ -1152,8 +1139,13 @@ endif
stripped/$(lib_file) : unstripped/$(lib_file) $(dbg_file) stripped/.dir .rebuild
$(target)
ifeq "$(arch)" "mic"
x86_64-k1om-linux-objcopy --strip-debug $< $@.tmp
x86_64-k1om-linux-objcopy --add-gnu-debuglink=$(dbg_file) $@.tmp $@
else
objcopy --strip-debug $< $@.tmp
objcopy --add-gnu-debuglink=$(dbg_file) $@.tmp $@
endif
ifeq "$(os)" "mac"
@ -1262,8 +1254,8 @@ kmp_dummy.c : .rebuild
# --- test-touch ---
# test-touch is not available for lrb.
ifneq "$(os)" "lrb"
# test-touch is not available for mic.
ifneq "$(arch)" "mic"
# Compile a simple C test and link it with the library. Do it two times: the first link gives us
# clear message if there are any problems, the second link run in verbose mode, linker output
@ -1400,7 +1392,7 @@ endif
# But test-relo does actual work only on Linux* OS and
# Intel(R) Many Integrated Core Architecture in case of dynamic linking.
ifeq "$(if $(filter lin lrb,$(os)),os)-$(LINK_TYPE)" "os-dyna"
ifeq "$(if $(filter lin,$(os)),os)-$(LINK_TYPE)" "os-dyna"
# Make sure dynamic library does not contain position-dependent code.
force-test-relo : test-relo/.force test-relo/.test
@ -1408,7 +1400,11 @@ ifeq "$(if $(filter lin lrb,$(os)),os)-$(LINK_TYPE)" "os-dyna"
test-relo/.test : $(lib_item)$(dll) test-relo/.dir .rebuild
$(target)
ifeq "$(arch)" "mic"
x86_64-k1om-linux-readelf -d $< > $(dir $@)readelf.log
else
readelf -d $< > $(dir $@)readelf.log
endif
grep -e TEXTREL $(dir $@)readelf.log; [ $$? -eq 1 ]
$(touch) $@
@ -1417,9 +1413,7 @@ endif
# --- test-execstack ---
# But test-execstack does actual work only on Linux* OS in case of dynamic linking.
# TODO: Enable it on Intel(R) Many Integrated Core Architecture as well.
ifeq "$(if $(filter lin,$(os)),os)-$(LINK_TYPE)" "os-dyna"
tests += test-execstack
# Make sure stack is not executable.
@ -1428,15 +1422,14 @@ ifeq "$(if $(filter lin,$(os)),os)-$(LINK_TYPE)" "os-dyna"
test-execstack/.test : $(lib_item)$(dll) test-execstack/.dir .rebuild
$(target)
$(perl) $(tools_dir)check-execstack.pl $<
$(perl) $(tools_dir)check-execstack.pl $(oa-opts) $<
$(touch) $@
endif
# --- test-instr ---
# But test-instr does actual work only on Intel(R) Many Integrated Core Architecture.
ifeq "$(os)" "lrb"
ifeq "$(arch)" "mic"
# Make sure dynamic library does not contain position-dependent code.
force-test-instr : test-instr/.force test-instr/.test
@ -1444,7 +1437,7 @@ ifeq "$(os)" "lrb"
test-instr/.test : $(lib_file) $(tools_dir)check-instruction-set.pl test-instr/.dir .rebuild
$(target)
$(perl) $(tools_dir)check-instruction-set.pl $(oa-opts) --show --mic-arch=$(MIC_ARCH) --mic-os=$(MIC_OS) $<
$(perl) $(tools_dir)check-instruction-set.pl $(oa-opts) --show --mic-arch=$(MIC_ARCH) $<
$(touch) $@
endif
@ -1462,33 +1455,46 @@ ifneq "$(filter %-dyna win-%,$(os)-$(LINK_TYPE))" ""
ifeq "$(arch)" "32"
td_exp += libc.so.6
td_exp += ld-linux.so.2
td_exp += libgcc_s.so.1
endif
ifeq "$(arch)" "32e"
td_exp += libc.so.6
td_exp += ld-linux-x86-64.so.2
td_exp += libgcc_s.so.1
endif
ifeq "$(arch)" "64"
td_exp += libc.so.6.1
td_exp += libgcc_s.so.1
endif
ifeq "$(arch)" "arm"
td_exp += libc.so.6
td_exp += ld-linux-armhf.so.3
td_exp += libgcc_s.so.1
endif
ifeq "$(arch)" "ppc64"
td_exp += libc.so.6
td_exp += ld64.so.1
td_exp += libgcc_s.so.1
endif
ifeq "$(arch)" "aarch"
td_exp += libc.so.6
td_exp += ld-linux-aarch64.so.1
endif
ifeq "$(arch)-$(MIC_ARCH)" "mic-knf"
td_exp += ld-linux-l1om.so.2
td_exp += libc.so.6
td_exp += libgcc_s.so.1
endif
ifeq "$(arch)-$(MIC_ARCH)" "mic-knc"
td_exp += ld-linux-k1om.so.2
td_exp += libc.so.6
endif
ifeq "$(std_cpp_lib)" "1"
td_exp += libstdc++.so.6
endif
td_exp += libdl.so.2
td_exp += libgcc_s.so.1
ifeq "$(filter 32 32e 64 ppc64,$(arch))" ""
ifeq "$(filter 32 32e 64 ppc64 mic,$(arch))" ""
td_exp += libffi.so.6
td_exp += libffi.so.5
endif
@ -1496,31 +1502,6 @@ ifneq "$(filter %-dyna win-%,$(os)-$(LINK_TYPE))" ""
td_exp += libpthread.so.0
endif
endif
ifeq "$(os)" "lrb"
ifeq "$(MIC_OS)" "lin"
ifeq "$(std_cpp_lib)" "1"
td_exp += libstdc++.so.6
endif
ifeq "$(MIC_ARCH)" "knf"
td_exp += "ld-linux-l1om.so.2"
td_exp += libc.so.6
td_exp += libpthread.so.0
td_exp += libdl.so.2
td_exp += libgcc_s.so.1
endif
ifeq "$(MIC_ARCH)" "knc"
td_exp += "ld-linux-k1om.so.2"
td_exp += libc.so.6
td_exp += libdl.so.2
td_exp += libpthread.so.0
endif
endif
ifeq "$(MIC_OS)" "bsd"
td_exp += libc.so.7
td_exp += libthr.so.3
td_exp += libunwind.so.5
endif
endif
ifeq "$(os)" "mac"
# td_exp += /usr/lib/libgcc_s.1.dylib
td_exp += /usr/lib/libSystem.B.dylib
@ -1552,15 +1533,7 @@ endif
# --------------------------------------------------------------------------------------------------
# Fortran files.
# --------------------------------------------------------------------------------------------------
ifeq "$(TARGET_COMPILER)" "11"
omp_lib_f = omp_lib.f
endif
ifeq "$(TARGET_COMPILER)" "12"
omp_lib_f = omp_lib.f90
endif
ifeq "$(omp_lib_f)" ""
$(error omp_lib_f is not defined)
endif
omp_lib.mod omp_lib_kinds.mod : $(omp_lib_f) .rebuild
$(target)
$(fort) $(fort-flags) $<

View File

@ -55,26 +55,22 @@ my %makefiles = (
# * params: A hash of possible option values. "*" denotes default option value. For example,
# if "versio" option is not specified, "--version=5" will be used implicitly.
# * suffux: Only for extra options. Subroutine returning suffix for build and output
# directories.
# directories. ** When you do not want an option to be part of the suffix, set its base=2
my $opts = {
"target" => { targets => "", base => 1, parms => { map( ( $_ => "" ), keys( %makefiles ) ), rtl => "*" }, },
"version" => { targets => "rtl", base => 1, parms => { 5 => "*", 4 => "" }, },
"lib-type" => { targets => "rtl", base => 1, parms => { normal => "*", stubs => "" }, },
"link-type" => { targets => "rtl", base => 1, parms => { dynamic => "*", static => "" }, },
"target-compiler" => { targets => "rtl,dsl", base => 0, parms => { 12 => "*", 11 => "" }, suffix => sub { $_[ 0 ]; } },
"mode" => { targets => "rtl,dsl,timelimit", base => 0, parms => { release => "*", diag => "", debug => "" }, suffix => sub { substr( $_[ 0 ], 0, 3 ); } },
"omp-version" => { targets => "rtl", base => 0, parms => { 40 => "*", 30 => "", 25 => "" }, suffix => sub { $_[ 0 ]; } },
"coverage" => { targets => "rtl", base => 0, parms => { off => "*", on => "" }, suffix => sub { $_[ 0 ] eq "on" ? "c1" : "c0"; } },
"tcheck" => { targets => "rtl", base => 0, parms => { 0 => "*", 1 => "", 2 => "" }, suffix => sub { "t" . $_[ 0 ]; } },
"mic-arch" => { targets => "rtl", base => 0, parms => { knf => "*", knc => "", knl => "" }, suffix => sub { $_[ 0 ]; } },
"mic-os" => { targets => "rtl", base => 0, parms => { bsd => "*", lin => "" }, suffix => sub { $_[ 0 ]; } },
"mic-comp" => { targets => "rtl", base => 0, parms => { native => "*", offload => "" }, suffix => sub { substr( $_[ 0 ], 0, 3 ); } },
"stats" => { targets => "rtl", base => 0, parms => { off => "*", on => "" }, suffix => sub { $_[ 0 ] eq "on" ? "s1" : "s0"; } },
};
my $synonyms = {
"debug" => [ qw{ dbg debg } ],
};
# This array specifies order of options to process, so it cannot be initialized with keys( %$opts ).
my @all_opts = qw{ target version lib-type link-type target-compiler mode omp-version coverage tcheck mic-arch mic-os mic-comp };
my @all_opts = qw{ target version lib-type link-type mode omp-version coverage stats };
# This is the list of base options.
my @base_opts = grep( $opts->{ $_ }->{ base } == 1, @all_opts );
# This is the list of extra options.
@ -241,7 +237,7 @@ sub enqueue_jobs($$@) {
# Shortened version of @extra -- only non-default values.
my $suffix = ( @extra ? "." . join( ".", @extra ) : "" );
my $knights = index( $suffix, "kn" ) - 1;
if ( $target_platform !~ "lrb" and $knights > 0 ) {
if ( $target_arch !~ "mic" and $knights > 0 ) {
$suffix = substr( $suffix, 0, $knights );
}
my $suf = ( @ex ? "." . join( ".", @ex ) : "" );
@ -256,9 +252,7 @@ sub enqueue_jobs($$@) {
make_args => [
"os=" . $target_os,
"arch=" . $target_arch,
"MIC_OS=" . $set->{ "mic-os" },
"MIC_ARCH=" . $set->{ "mic-arch" },
"MIC_COMP=" . $set->{ "mic-comp" },
"MIC_ARCH=" . $target_mic_arch,
"date=" . Build::tstr( $Build::start ),
"TEST_DEPS=" . ( $test_deps ? "on" : "off" ),
"TEST_TOUCH=" . ( $test_touch ? "on" : "off" ),
@ -274,10 +268,9 @@ sub enqueue_jobs($$@) {
"LIB_TYPE=" . substr( $set->{ "lib-type" }, 0, 4 ),
"LINK_TYPE=" . substr( $set->{ "link-type" }, 0, 4 ),
"OMP_VERSION=" . $set->{ "omp-version" },
"USE_TCHECK=" . $set->{ tcheck },
"VERSION=" . $set->{ version },
"TARGET_COMPILER=" . $set->{ "target-compiler" },
"suffix=" . $suf,
"stats=" . $set->{ stats },
@goals,
],
build_dir => $build_dir
@ -371,29 +364,20 @@ Use specified string as default answer to all questions.
=item B<--architecture=>I<arch>
Specify target architecture to build. Default is architecture of host machine. I<arch> can be C<32>,
C<32e>, or one of known aliases like C<IA32>.
C<32e>, C<mic>, or one of known aliases like C<IA32>.
If architecture is not specified explicitly, value of LIBOMP_ARCH environment variable is used.
If LIBOMP_ARCH is not defined, host architecture detected.
=item B<--os=>I<os>
Specify target OS. Default is OS of host machine. I<os> can be C<lin>, C<lrb>, C<mac>, C<win>,
Specify target OS. Default is OS of host machine. I<os> can be C<lin>, C<mac>, C<win>,
or one of known aliases like C<Linux>, C<WinNT>, etc.
=item B<--mic-os=>I<os>
Specify OS on Intel(R) Many Integrated Core Architecture card. Default is C<bsd>. I<os> can be C<bsd>, C<lin>.
=item B<--mic-arch=>I<arch>
Specify architecture of Intel(R) Many Integrated Core Architecture card. Default is C<knf>. I<arch> can be C<knf>, C<knc>, C<knl>.
=item B<--mic-comp=>I<compiler-type>
Specify whether the Intel(R) Many Integrated Core Compiler is native or offload. Default is C<native>.
I<compiler-type> can be C<native> or C<offload>.
=item B<-->[B<no->]B<test-deps>
Enable or disable C<test-deps>. The test runs in any case, but result of disabled test is ignored.
@ -445,10 +429,6 @@ Mode controls 3 features:
code optimization o o
---------------------------------------------------
=item B<--target-compiler=>I<version>
Build files for specified target compiler, C<11> or C<12>.
=back
=item Shortcuts

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@ -95,10 +95,16 @@ sub get_deps_ldd($) {
sub get_deps_readelf($) {
my $file = shift ( @_ );
my $tool = "readelf";
my $tool;
my @bulk;
my @deps;
if($target_arch eq "mic") {
$tool = "x86_64-k1om-linux-readelf";
} else {
$tool = "readelf";
}
execute( [ $tool, "-d", $file ], -stdout => \@bulk );
debug( @bulk, "(eof)" );
@ -346,7 +352,7 @@ if ( not -e $lib ){
# Select appropriate get_deps implementation.
if ( 0 ) {
} elsif ( $target_os eq "lin" or $target_os eq "lrb" ) {
} elsif ( $target_os eq "lin" ) {
*get_deps = \*get_deps_readelf;
} elsif ( $target_os eq "mac" ) {
*get_deps = \*get_deps_otool;

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@ -18,6 +18,7 @@ use FindBin;
use lib "$FindBin::Bin/lib";
use tools;
use Platform ":vars";
our $VERSION = "0.002";
@ -25,7 +26,13 @@ sub execstack($) {
my ( $file ) = @_;
my @output;
my @stack;
execute( [ "readelf", "-l", "-W", $file ], -stdout => \@output );
my $tool;
if($target_arch eq "mic") {
$tool = "x86_64-k1om-linux-readelf";
} else {
$tool = "readelf";
}
execute( [ $tool, "-l", "-W", $file ], -stdout => \@output );
@stack = grep( $_ =~ m{\A\s*(?:GNU_)?STACK\s+}, @output );
if ( not @stack ) {
# Interpret missed "STACK" line as error.
@ -49,6 +56,7 @@ sub execstack($) {
}; # sub execstack
get_options(
Platform::target_options(),
);
foreach my $file ( @ARGV ) {

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@ -24,48 +24,34 @@ our $VERSION = "0.004";
my $hex = qr{[0-9a-f]}i; # hex digit.
# lrb_32e-specific details.
# mic-specific details.
my $mic_arch; # either knf or knc
my $mic_os; # either bsd or lin
sub bad_lrb_fmt($) {
sub bad_mic_fmt($) {
# Before we allowed both elf64-x86-64-freebsd and elf-l1om-freebsd.
# Now the first one is obsolete, only elf64-l1om-freebsd is allowed.
my ( $fmt ) = @_;
if ( 0 ) {
} elsif ( "$mic_os" eq "bsd" ) {
if ( "$mic_arch" eq "knf" ) {
return $fmt !~ m{\Aelf64-l1om(?:-freebsd)?\z};
} else {
return $fmt !~ m{\Aelf64-x86-64(?:-freebsd)?\z};
};
} elsif ( "$mic_os" eq "lin" ) {
if ( 0 ) {
} elsif ( "$mic_arch" eq "knf" ) {
} elsif ( "$target_mic_arch" eq "knf" ) {
return $fmt !~ m{\Aelf64-l1om?\z};
} elsif ( "$mic_arch" eq "knc" ) {
} elsif ( "$target_mic_arch" eq "knc" ) {
return $fmt !~ m{\Aelf64-k1om?\z};
} else {
return 1;
};
} else {
return 1;
};
}; # sub bad_lrb_fmt
}; # sub bad_mic_fmt
# Undesired instructions for lrb: all x87 and some other.
# Undesired instructions for mic: all x87 and some other.
# AC: Since compiler 2010-06-30 x87 instructions are supported, removed the check of x87.
my $lrb_bad_re;
sub bad_lrb_instr($$) {
my $mic_bad_re;
sub bad_mic_instr($$) {
my ( $instr, $args ) = @_;
# if ( "$mic_os" eq "lin" and "$mic_arch" eq "knf" ) {
if ( "$mic_os" eq "lin" or "$mic_arch" eq "knc" ) {
if ( "$target_mic_arch" eq "knc" ) {
# workaround of bad code generation on KNF Linux* OS:
return ( defined( $instr ) and $instr =~ $lrb_bad_re );
return ( defined( $instr ) and $instr =~ $mic_bad_re );
} else {
return ( defined( $instr ) and $instr =~ $lrb_bad_re or defined( $args ) and $args =~ m{xmm}i );
return ( defined( $instr ) and $instr =~ $mic_bad_re or defined( $args ) and $args =~ m{xmm}i );
}
}; # sub bad_lrb_instr
}; # sub bad_mic_instr
# lin_32-specific details.
@ -133,11 +119,7 @@ sub check_file($;$$) {
$max_instructions = 100;
}; # if
if ( "$mic_os" eq "bsd" ) {
execute( [ "x86_64-freebsd-objdump", "-d", $file ], -stdout => \@bulk );
} else {
execute( [ "objdump", "-d", $file ], -stdout => \@bulk );
}
execute( [ "x86_64-k1om-linux-objdump", "-d", $file ], -stdout => \@bulk );
my $n = 0;
my $errors = 0;
@ -202,24 +184,22 @@ my $show_instructions;
get_options(
"max-instructions=i" => \$max_instructions,
"show-instructions!" => \$show_instructions,
"mic-arch=s" => \$mic_arch,
"mic-os=s" => \$mic_os,
Platform::target_options(),
);
if ( "$mic_os" eq "lin" and "$mic_arch" eq "knf" ) {
$lrb_bad_re = qr{^(?:pause|[slm]fence|scatter|gather|cmpxchg16b|clevict[12])}i;
if ( "$target_os" eq "lin" and "$target_mic_arch" eq "knf" ) {
$mic_bad_re = qr{^(?:pause|[slm]fence|scatter|gather|cmpxchg16b|clevict[12])}i;
} else {
$lrb_bad_re = qr{^(?:pause|[slm]fence|scatter|gather|cmov|cmpxchg16b|clevict[12])}i;
$mic_bad_re = qr{^(?:pause|[slm]fence|scatter|gather|cmov|cmpxchg16b|clevict[12])}i;
};
if ( 0 ) {
} elsif ( $target_platform eq "lrb_32e" ) {
*bad_instr = \*bad_lrb_instr;
*bad_fmt = \*bad_lrb_fmt;
} elsif ( $target_os eq "lin" and $target_arch eq "mic" ) {
*bad_instr = \*bad_mic_instr;
*bad_fmt = \*bad_mic_fmt;
} elsif ( $target_platform eq "lin_32" ) {
*bad_instr = \*bad_ia32_instr;
*bad_fmt = \*bad_ia32_fmt;
} else {
runtime_error( "Only works on lin_32 and lrb_32e platforms." );
runtime_error( "Only works on lin_32 and lin_mic platforms." );
}; # if
# Do the work.
@ -322,7 +302,7 @@ Currently the script works only for:
=over
=item C<lrb_32e>
=item C<lin_mic>
Intel(R) Many Integrated Core Architecture target OS. Undesired unstructions are: all x87 instructions and some others.

View File

@ -190,7 +190,7 @@ sub get_intel_compiler_version($) {
if ( not defined( $ic_arch ) ) {
return @ret;
}; # if
if ( Platform::canon_arch( $ic_arch ) ne $target_arch ) {
if ( Platform::canon_arch( $ic_arch ) ne $target_arch and not (Platform::canon_arch($ic_arch) eq "32e" and $target_arch eq "mic" )) {
warning( "Target architecture is $target_arch, $tool for $ic_arch found." );
return @ret;
}; # if
@ -391,7 +391,6 @@ my $fortran = 0; # Check for corresponding Fortran compiler, ifo
my $clang = 0; # Check Clang Compilers.
my $intel_compilers = {
"lin" => { c => "icc", cpp => "icpc", f => "ifort" },
"lrb" => { c => "icc", cpp => "icpc", f => "ifort" },
"mac" => { c => "icc", cpp => "icpc", f => "ifort" },
"win" => { c => "icl", cpp => undef, f => "ifort" },
};

View File

@ -37,12 +37,20 @@ endif # !omp_os
# Compiling for the Intel(R) Many Integrated Core architecture is non-trivial at the next layer
# of script down, but we can make it consistent here.
ifeq "$(arch)" "mic"
ifneq "$(filter knf knc knl, $(arch))" ""
# I really do mean this...
override arch:=32e
# have top-level arch=mic and then mic_arch = flavor of mic
override mic_arch:=$(arch)
override arch:=mic
override mic:=yes
else
override mic:=no
ifeq "$(arch)" "mic"
# default flavor of mic is knc
mic_arch?=knc
override mic:=yes
else
override mic:=no
endif
endif
ifeq (,$(wildcard $(omp_root)/tools/$(omp_os).inc))
@ -74,15 +82,15 @@ ifneq "$(mic)" "no"
$(error Compiling the runtime with gcc is not supported on Intel\(R\) Many Integrated Core Architecture)
endif
# Magic flags for the build script!
build_args += --os=lrb --mic-arch=knc --mic-os=lin --mic-comp=offload
# Add Intel(R) Many Integrated Core Architecture kind (knf, knc, knl, etc.)
build_args += --mic-arch=$(mic_arch)
# Check that the binutils for Intel(R) Many Integrated Core Architecture are available
# First we see whether the objdump on the user's path supports the k1om architecture.
hask1om = $(shell if (objdump --help | grep -s k1om); then echo OK; else echo KO; fi)
hask1om = $(shell if (x86_64-k1om-linux-objdump --help | grep -s k1om); then echo OK; else echo KO; fi)
ifneq "$(hask1om)" "OK"
# Appropriate binutils are not already set up, so try to add them from the default place.
micBinPath = /usr/linux-k1om-4.7/x86_64-k1om-linux/bin
micBinPath = /usr/linux-k1om-4.7/bin
micBinPresent = $(shell if test -d $(micBinPath); then echo OK; else echo KO; fi)
ifneq "$(micBinPresent)" "OK"
# We can't find them in the normal place, so complain.

View File

@ -141,7 +141,7 @@ if ( not -w $output ) {
if ( $target_os eq "win" ) {
*process = \&windows;
} elsif ( $target_os eq "lin" or $target_os eq "lrb" ) {
} elsif ( $target_os eq "lin") {
*process = \&linux;
} elsif ( $target_os eq "mac" ) {
*process = \&darwin;

View File

@ -32,12 +32,12 @@ use Uname;
my @vars;
BEGIN {
@vars = qw{ $host_arch $host_os $host_platform $target_arch $target_os $target_platform };
@vars = qw{ $host_arch $host_os $host_platform $target_arch $target_mic_arch $target_os $target_platform };
}
our $VERSION = "0.014";
our @EXPORT = qw{};
our @EXPORT_OK = ( qw{ canon_arch canon_os legal_arch arch_opt }, @vars );
our @EXPORT_OK = ( qw{ canon_arch canon_os canon_mic_arch legal_arch arch_opt }, @vars );
our %EXPORT_TAGS = ( all => [ @EXPORT_OK ], vars => \@vars );
# Canonize architecture name.
@ -54,6 +54,8 @@ sub canon_arch($) {
$arch = "ppc64";
} elsif ( $arch =~ m{\Aaarch64} ) {
$arch = "aarch64";
} elsif ( $arch =~ m{\Amic} ) {
$arch = "mic";
} else {
$arch = undef;
}; # if
@ -61,12 +63,30 @@ sub canon_arch($) {
return $arch;
}; # sub canon_arch
# Canonize Intel(R) Many Integrated Core Architecture name.
sub canon_mic_arch($) {
my ( $mic_arch ) = @_;
if ( defined( $mic_arch ) ) {
if ( $mic_arch =~ m{\Aknf} ) {
$mic_arch = "knf";
} elsif ( $mic_arch =~ m{\Aknc}) {
$mic_arch = "knc";
} elsif ( $mic_arch =~ m{\Aknl} ) {
$mic_arch = "knl";
} else {
$mic_arch = undef;
}; # if
}; # if
return $mic_arch;
}; # sub canon_mic_arch
{ # Return legal approved architecture name.
my %legal = (
"32" => "IA-32 architecture",
"32e" => "Intel(R) 64",
"arm" => "ARM",
"aarch64" => "AArch64",
"mic" => "Intel(R) Many Integrated Core Architecture",
);
sub legal_arch($) {
@ -86,6 +106,7 @@ sub canon_arch($) {
"64" => "ia64",
"arm" => "arm",
"aarch64" => "aarch",
"mic" => "intel64",
);
sub arch_opt($) {
@ -104,8 +125,6 @@ sub canon_os($) {
if ( defined( $os ) ) {
if ( $os =~ m{\A\s*(?:Linux|lin|l)\s*\z}i ) {
$os = "lin";
} elsif ( $os =~ m{\A\s*(?:lrb)\s*\z}i ) {
$os = "lrb";
} elsif ( $os =~ m{\A\s*(?:Mac(?:\s*OS(?:\s*X)?)?|mac|m|Darwin)\s*\z}i ) {
$os = "mac";
} elsif ( $os =~ m{\A\s*(?:Win(?:dows)?(?:(?:_|\s*)?(?:NT|XP|95|98|2003))?|w)\s*\z}i ) {
@ -117,7 +136,10 @@ sub canon_os($) {
return $os;
}; # sub canon_os
my ( $_host_os, $_host_arch, $_target_os, $_target_arch );
my ( $_host_os, $_host_arch, $_target_os, $_target_arch, $_target_mic_arch, $_default_mic_arch);
# Set the default mic-arch value.
$_default_mic_arch = "knc";
sub set_target_arch($) {
my ( $arch ) = canon_arch( $_[ 0 ] );
@ -128,6 +150,15 @@ sub set_target_arch($) {
return $arch;
}; # sub set_target_arch
sub set_target_mic_arch($) {
my ( $mic_arch ) = canon_mic_arch( $_[ 0 ] );
if ( defined( $mic_arch ) ) {
$_target_mic_arch = $mic_arch;
$ENV{ LIBOMP_MIC_ARCH } = $mic_arch;
}; # if
return $mic_arch;
}; # sub set_target_mic_arch
sub set_target_os($) {
my ( $os ) = canon_os( $_[ 0 ] );
if ( defined( $os ) ) {
@ -149,6 +180,11 @@ sub target_options() {
set_target_arch( $_[ 1 ] ) or
die "Bad value of --target-architecture option: \"$_[ 1 ]\"\n";
},
"target-mic-architecture|targert-mic-arch|mic-architecture|mic-arch=s" =>
sub {
set_target_mic_arch( $_[ 1 ] ) or
die "Bad value of --target-mic-architecture option: \"$_[ 1 ]\"\n";
},
);
return @options;
}; # sub target_options
@ -205,6 +241,19 @@ if ( defined( $ENV{ LIBOMP_ARCH } ) ) {
}; # if
$ENV{ LIBOMP_ARCH } = $_target_arch;
# Detect target Intel(R) Many Integrated Core Architecture.
if ( defined( $ENV{ LIBOMP_MIC_ARCH } ) ) {
# Use mic arch specified in LIBOMP_MIC_ARCH.
$_target_mic_arch = canon_mic_arch( $ENV{ LIBOMP_MIC_ARCH } );
if ( not defined( $_target_mic_arch ) ) {
die "Unknown architecture specified in LIBOMP_MIC_ARCH environment variable: \"$ENV{ LIBOMP_MIC_ARCH }\"";
}; # if
} else {
# Otherwise use default Intel(R) Many Integrated Core Architecture.
$_target_mic_arch = $_default_mic_arch;
}; # if
$ENV{ LIBOMP_MIC_ARCH } = $_target_mic_arch;
# Detect target OS.
if ( defined( $ENV{ LIBOMP_OS } ) ) {
# Use OS specified in LIBOMP_OS.
@ -224,6 +273,7 @@ tie( $host_arch, "Platform::host_arch" );
tie( $host_os, "Platform::host_os" );
tie( $host_platform, "Platform::host_platform" );
tie( $target_arch, "Platform::target_arch" );
tie( $target_mic_arch, "Platform::target_mic_arch" );
tie( $target_os, "Platform::target_os" );
tie( $target_platform, "Platform::target_platform" );
@ -269,6 +319,13 @@ tie( $target_platform, "Platform::target_platform" );
}; # sub FETCH
} # package Platform::target_arch
{ package Platform::target_mic_arch;
use base "Platform::base";
sub FETCH {
return $_target_mic_arch;
}; # sub FETCH
} # package Platform::target_mic_arch
{ package Platform::target_os;
use base "Platform::base";
sub FETCH {
@ -279,7 +336,11 @@ tie( $target_platform, "Platform::target_platform" );
{ package Platform::target_platform;
use base "Platform::base";
sub FETCH {
if ($_target_arch eq "mic") {
return "${_target_os}_${_target_mic_arch}";
} else {
return "${_target_os}_${_target_arch}";
}
}; # sub FETCH
} # package Platform::target_platform
@ -330,7 +391,7 @@ the script assumes host architecture is target one.
Input string is an architecture name to canonize. The function recognizes many variants, for example:
C<32e>, C<Intel64>, C<Intel(R) 64>, etc. Returned string is a canononized architecture name,
one of: C<32>, C<32e>, C<64>, or C<undef> is input string is not recognized.
one of: C<32>, C<32e>, C<64>, C<arm>, C<ppc64>, C<mic>, or C<undef> is input string is not recognized.
=item B<legal_arch( $arch )>
@ -347,7 +408,7 @@ recognized.
=item B<canon_os( $os )>
Input string is OS name to canonize. The function recognizes many variants, for example: C<mac>, C<OS X>, etc. Returned string is a canonized OS name, one of: C<lin>, C<lrb>,
Input string is OS name to canonize. The function recognizes many variants, for example: C<mac>, C<OS X>, etc. Returned string is a canonized OS name, one of: C<lin>,
C<mac>, C<win>, or C<undef> is input string is not recognized.
=item B<target_options()>

View File

@ -485,7 +485,7 @@ $input_file = $ARGV[ 0 ];
my $generate_message;
if ( $target_os =~ m{\A(?:lin|lrb|mac)\z} ) {
if ( $target_os =~ m{\A(?:lin|mac)\z} ) {
$generate_message = \&generate_message_unix;
} elsif ( $target_os eq "win" ) {
$generate_message = \&generate_message_windows;

View File

@ -117,9 +117,15 @@ sub _load_symbols_nm($) {
if ( %$objects ) {
# Do not run nm if a set of objects is empty -- nm will try to open a.out in this case.
my $tool;
if($target_arch eq "mic") {
$tool = "x86_64-k1om-linux-nm"
} else {
$tool = "nm"
}
execute(
[
"nm",
$tool,
"-g", # Display only external (global) symbols.
"-o", # Precede each symbol by the name of the input file.
keys( %$objects )
@ -397,10 +403,17 @@ sub copy_objects($$;$\@) {
my $target = shift( @_ );
my $prefix = shift( @_ );
my $symbols = shift( @_ );
my $tool;
my @redefine;
my @redefine_;
my $syms_file = "__kmp_sym_pairs.log";
if ( $target_arch eq "mic" ) {
$tool = "x86_64-k1om-linux-objcopy"
} else {
$tool = "objcopy"
}
if ( not -e $target ) {
die "\"$target\" directory does not exist\n";
}; # if
@ -420,7 +433,7 @@ sub copy_objects($$;$\@) {
foreach my $src ( sort( keys( %$objects ) ) ) {
my $dst = cat_file( $target, get_file( $src ) );
if ( @redefine ) {
execute( [ "objcopy", "--redefine-syms", $syms_file, $src, $dst ] );
execute( [ $tool, "--redefine-syms", $syms_file, $src, $dst ] );
} else {
copy_file( $src, $dst, -overwrite => 1 );
}; # if
@ -482,7 +495,7 @@ if ( not %$base ) {
if ( $target_os eq "win" ) {
*load_symbols = \&_load_symbols_link;
} elsif ( $target_os eq "lin" or $target_os eq "lrb" ) {
} elsif ( $target_os eq "lin" ) {
*load_symbols = \&_load_symbols_nm;
} elsif ( $target_os eq "mac" ) {
*load_symbols = \&_load_symbols_nm;

View File

@ -45,7 +45,7 @@ endif
# Description:
# The function return printable name of specified architecture, IA-32 architecture or Intel(R) 64.
#
legal_arch = $(if $(filter 32,$(1)),IA-32,$(if $(filter 32e,$(1)),Intel(R) 64,$(if $(filter l1,$(1)),L1OM,$(if $(filter arm,$(1)),ARM,$(if $(filter ppc64,$(1)),PPC64,$(if $(filter aarch64,$(1)),AArch64,$(error Bad architecture specified: $(1))))))))
legal_arch = $(if $(filter 32,$(1)),IA-32,$(if $(filter 32e,$(1)),Intel(R) 64,$(if $(filter l1,$(1)),L1OM,$(if $(filter arm,$(1)),ARM,$(if $(filter ppc64,$(1)),PPC64,$(if $(filter aarch64,$(1)),AArch64,$(if $(filter mic,$(1)),Intel(R) Many Integrated Core Architecture,$(error Bad architecture specified: $(1)))))))))
# Synopsis:
# var_name = $(call check_variable,var,list)
@ -127,10 +127,14 @@ endif
# Mandatory variables passed from build.pl.
# --------------------------------------------------------------------------------------------------
os := $(call check_variable,os,lin lrb mac win)
arch := $(call check_variable,arch,32 32e 64 arm ppc64 aarch64)
platform := $(os)_$(arch)
platform := $(call check_variable,platform,lin_32 lin_32e lin_64 lin_arm lrb_32e mac_32 mac_32e win_32 win_32e win_64 lin_ppc64 lin_aarch64)
os := $(call check_variable,os,lin mac win)
arch := $(call check_variable,arch,32 32e 64 arm ppc64 aarch64 mic)
ifeq "$(arch)" "mic" # We want the flavor of mic (knf, knc, knl, etc.)
platform := $(os)_$(MIC_ARCH)
else
platform := $(os)_$(arch)
endif
platform := $(call check_variable,platform,lin_32 lin_32e lin_64 lin_arm lin_knc lin_knf mac_32 mac_32e win_32 win_32e win_64 lin_ppc64 lin_aarch64)
# oa-opts means "os and arch options". They are passed to almost all perl scripts.
oa-opts := --os=$(os) --arch=$(arch)
@ -155,7 +159,7 @@ ifeq "$(os)" "win" # win
dll = .dll
exe = .exe
cat = $(dll)
else # lin, lrb or mac
else # lin, mic or mac
asm = .s
obj = .o
lib = .a
@ -180,7 +184,7 @@ ifeq "$(os)" "win"
touch = touch
perl = perl
slash = \\
else # lin, lrb or mac
else # lin, mic or mac
cp = cp -f
rm = rm -f
mkdir = mkdir -p

View File

@ -79,9 +79,9 @@
%$(obj) : %$(asm) .rebuild
$(target)
# There is a bug on lrb: icc does not work with "-x assembler-with-cpp" option, so we have
# There is a bug on mic: icc does not work with "-x assembler-with-cpp" option, so we have
# to preprocess file manually and then assembly it.
ifeq "$(os)" "lrb"
ifeq "$(arch)" "mic"
$(c) -E $(cpp-flags) $< > $@.tmp
$(as) $(as-flags) -x assembler $(as-out)$@ $@.tmp
else
@ -130,9 +130,13 @@ expand-vars = $(perl) $(tools_dir)expand-vars.pl --strict $(ev-flags) $< $@
# strip debug info in case it is requested (works for Linux* OS only)
ifneq "$(dbg_strip)" ""
ifeq "$(DEBUG_INFO)" "off"
ifeq "$(arch)" "mic"
x86_64-k1om-linux-objcopy --strip-debug $@
else
objcopy --strip-debug $@
endif
endif
endif
# -- Making dynamic library ---
@ -156,7 +160,11 @@ expand-vars = $(perl) $(tools_dir)expand-vars.pl --strict $(ev-flags) $< $@
%.dbg : %$(dll) .rebuild
$(target)
ifeq "$(arch)" "mic"
x86_64-k1om-linux-objcopy --only-keep-debug $< $@
else
objcopy --only-keep-debug $< $@
endif
.PRECIOUS: %.res # Do not delete automatically created files.

View File

@ -34,7 +34,7 @@
# "No rule to build .\kmp_i18n.inc". Using "./" solves the problem.
cpp-flags += -I ./
# For non-x86 architecture
ifeq "$(filter 32 32e 64,$(arch))" ""
ifeq "$(filter 32 32e 64 mic,$(arch))" ""
cpp-flags += $(shell pkg-config --cflags libffi)
endif
# Add all VPATH directories to path for searching include files.
@ -57,7 +57,7 @@ endif
# --- Linux* OS, Intel(R) Many Integrated Core Architecture and OS X* definitions ---
ifneq "$(filter lin lrb mac,$(os))" ""
ifneq "$(filter lin mac,$(os))" ""
# --- C/C++ ---
ifeq "$(c)" ""
c = icc
@ -160,6 +160,7 @@ endif
# --- Linux* OS definitions ---
ifeq "$(os)" "lin"
ifneq "$(arch)" "mic"
# --- C/C++ ---
# On lin_32, we want to maintain stack alignment to be conpatible with GNU binaries built with
# compiler.
@ -212,15 +213,16 @@ ifeq "$(os)" "lin"
ld-flags-dll += -Wl,-soname=$(@F)
endif
endif
endif
# --- Intel(R) Many Integrated Core Architecture definitions ---
ifeq "$(os)" "lrb"
ifeq "$(arch)" "mic"
# --- C/C++ ---
# Intel(R) Many Integrated Core Architecture specific options, need clarification for purpose:
#c-flags += -mmic -mP2OPT_intrin_disable_name=memcpy -mP2OPT_intrin_disable_name=memset -mGLOB_freestanding -mGLOB_nonstandard_lib -nostdlib -fno-builtin
#cxx-flags += -mmic -mP2OPT_intrin_disable_name=memcpy -mP2OPT_intrin_disable_name=memset -mGLOB_freestanding -mGLOB_nonstandard_lib -nostdlib -fno-builtin
# icc for lrb has a bug: it generates dependencies for target like file.obj, while real object
# icc for mic has a bug: it generates dependencies for target like file.obj, while real object
# files are named file.o. -MT is a workaround for the problem.
c-flags-m += -MT $(basename $@).o
cxx-flags-m += -MT $(basename $@).o