def rules(i):
rustc_base = join(
'$rustc $in',
'--out-dir $b_native',
'--emit link,dep-info',
'-L $b_native',
maybe('-L %s', i.rust_extra_libdir),
i.rust_lib_externs,
)
common_cflags = join(
'-MMD -MF $out.d',
'$picflag',
cond(i.debug, '-ggdb', '-O3'),
)
return template(
'''
rustflags_debug = -g
rustflags_release = -g -C opt-level=3
rustflags_default = %if i.debug% $rustflags_debug %else% $rustflags_release %end%
# LTO temporarily disabled because it causes LLVM to crash
# TODO: fix this after upgrading beyond rustc 1.3.0-dev (dc6e3bbb7 2015-07-27)
#rustflags_lto = %if not i.debug% -C lto %end%
rustflags_lto =
rule rustc_native_bin
command = %rustc_base --crate-type=bin $rustflags_lto $rustflags
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule rustc_native_lib
command = %rustc_base --crate-type=lib $rustflags
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule rustc_native_staticlib
command = %rustc_base --crate-type=staticlib $rustflags_lto $rustflags
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule c_obj
command = $cc -c $in -o $out -std=c99 %common_cflags $cflags $user_cflags
depfile = $out.d
description = CC $out
rule cxx_obj
command = $cxx -c $in -o $out -std=c++14 %common_cflags $cxxflags $user_cxxflags
depfile = $out.d
description = CXX $out
rule link_bin
command = $cxx $in -o $out $ldflags $user_ldflags $libs
description = LD $out
rule link_shlib
command = $cxx -shared $in -o $out $ldflags $user_ldflags $libs
description = LD $out
''', **locals())
def rules(i):
fastcomp = lambda p: os.path.join(i.emscripten_fastcomp_prefix, 'bin', p) \
if i.emscripten_fastcomp_prefix is not None else p
compile_base = join('$rustc $in',
'--out-dir $b_asmjs',
'--cfg asmjs',
'--cfg \'feature="no_std"\'',
'--target=i686-unknown-linux-gnu',
'-L $b_asmjs -L $b_native',
# -C opt-level=3 is mandatory because it eliminates some constructs that cause problems
# for emscripten-fastcomp.
'-C opt-level=3',
'-Z no-landing-pads -C no-stack-check',
'-C no-vectorize-loops -C no-vectorize-slp')
return template(r'''
em_llvm_as = %{fastcomp('llvm-as')}
em_opt = %{fastcomp('opt')}
em_llc = %{fastcomp('llc')}
# See comment in native.py about this sed command
rule asm_compile_rlib
command = %compile_base --emit=link,dep-info $
--crate-type=rlib --crate-name=$crate_name $
&& sed -i -e '\,^$out: ,p;d' $b_asmjs/$crate_name.d
depfile = $b_asmjs/$crate_name.d
description = RUSTC $out
rule asm_compile_ir
# Like opt-level=3 above, lto is mandatory to prevent emscripten-fastcomp errors.
command = %compile_base --emit=llvm-ir,dep-info --crate-type=staticlib -C lto $
&& sed -i -e '\,^$out: ,p;d' $b_asmjs/$crate_name.d
depfile = $b_asmjs/$crate_name.d
description = RUSTC $out
rule asm_clean_ir
command = sed <$in >$out $
-e '/^target triple/s/i686-unknown-linux-gnu/asmjs-unknown-emscripten/'
description = ASMJS $out
rule asm_assemble_bc
command = $em_llvm_as $in -o $out
description = ASMJS $out
rule asm_optimize_bc
command = $em_opt $in $
-strip-debug $
-internalize -internalize-public-api-list="$$(cat $exports_file)" $
-globaldce $
-disable-loop-vectorization -disable-slp-vectorization $
-vectorize-loops=false -vectorize-slp=false $
-vectorize-slp-aggressive=false $
-o $out
description = ASMJS $out
rule asm_convert_exports
command = tr '\n' ',' <$in >$out
description = ASMJS $out
rule asm_generate_js
command = $em_llc $in $
-march=js -filetype=asm $
-emscripten-assertions=1 $
-emscripten-no-aliasing-function-pointers $
-O0 $
-o $out
description = ASMJS $out
rule asm_fill_template
command = $python3 $root/mk/misc/asmjs_fill_template.py $in >$out
description = ASMJS $out
''', **locals())
def rules(i):
fastcomp = lambda p: os.path.join(i.emscripten_fastcomp_prefix, 'bin', p) \
if i.emscripten_fastcomp_prefix is not None else p
passes = lambda p: os.path.join(i.emscripten_passes_prefix, p) \
if i.emscripten_passes_prefix is not None else p
compile_base = join(
'$rustc $in',
'--out-dir $b_asmjs',
'--cfg asmjs',
'--target=i686-unknown-linux-gnu',
'-L $b_asmjs -L $b_native',
maybe('-L %s', i.rust_extra_libdir),
# -C opt-level=3 is mandatory because it eliminates some constructs that cause problems
# for emscripten-fastcomp.
'-C opt-level=3',
'-Z no-landing-pads -C no-stack-check',
'-C no-vectorize-loops -C no-vectorize-slp')
return template(
r'''
em_llvm_as = %{fastcomp('llvm-as')}
em_opt = %{fastcomp('opt')}
em_llc = %{fastcomp('llc')}
em_pass_remove_overflow_checks = %{passes('RemoveOverflowChecks.so')}
em_pass_remove_assume = %{passes('RemoveAssume.so')}
rule asm_compile_rlib
command = %compile_base --emit=link,dep-info --crate-type=rlib
depfile = $b_asmjs/$crate_name.d
description = RUSTC $out
rule asm_compile_ir
# Like opt-level=3 above, lto is mandatory to prevent emscripten-fastcomp errors.
command = %compile_base --emit=llvm-ir,dep-info --crate-type=staticlib -C lto
depfile = $b_asmjs/$crate_name.d
description = RUSTC $out
rule asm_clean_ir
command = sed <$in >$out $
-e '/^target triple/s/i686-unknown-linux-gnu/asmjs-unknown-emscripten/'
description = ASMJS $out
rule asm_assemble_bc
command = $em_llvm_as $in -o $out
description = ASMJS $out
rule asm_optimize_bc
command = $em_opt $in $
-load=$em_pass_remove_overflow_checks $
-load=$em_pass_remove_assume $
-strip-debug $
-internalize -internalize-public-api-list="$$(cat $exports_file)" $
-remove-overflow-checks $
-remove-assume $
-globaldce $
-pnacl-abi-simplify-preopt -pnacl-abi-simplify-postopt $
-enable-emscripten-cxx-exceptions $
-o $out
description = ASMJS $out
rule asm_convert_exports
command = tr '\n' ',' <$in >$out
description = ASMJS $out
rule asm_generate_js
command = $em_llc $in $
-march=js -filetype=asm $
-emscripten-assertions=1 $
-emscripten-no-aliasing-function-pointers $
-O3 $
-o $out
description = ASMJS $out
rule asm_add_function_tables
command = $python3 $root/mk/misc/asmjs_function_tables.py <$in >$out
description = ASMJS $out
rule asm_insert_functions
command = $python3 $root/mk/misc/asmjs_insert_functions.py $in >$out
description = ASMJS $out
''', **locals())
def rules(i):
fastcomp = lambda p: os.path.join(i.emscripten_fastcomp_prefix, 'bin', p) \
if i.emscripten_fastcomp_prefix is not None else p
passes = lambda p: os.path.join(i.emscripten_passes_prefix, p) \
if i.emscripten_passes_prefix is not None else p
compile_base = join('$rustc $in',
'--out-dir $b_asmjs',
'--cfg asmjs',
'--target=i686-unknown-linux-gnu',
'-L $b_asmjs -L $b_native',
maybe('-L %s', i.rust_extra_libdir),
# -C opt-level=3 is mandatory because it eliminates some constructs that cause problems
# for emscripten-fastcomp.
'-C opt-level=3',
'-Z no-landing-pads -C no-stack-check',
'-C no-vectorize-loops -C no-vectorize-slp')
return template(r'''
em_llvm_as = %{fastcomp('llvm-as')}
em_opt = %{fastcomp('opt')}
em_llc = %{fastcomp('llc')}
em_pass_remove_overflow_checks = %{passes('RemoveOverflowChecks.so')}
em_pass_remove_assume = %{passes('RemoveAssume.so')}
rule asm_compile_rlib
command = %compile_base --emit=link,dep-info --crate-type=rlib
depfile = $b_asmjs/$crate_name.d
description = RUSTC $out
rule asm_compile_ir
# Like opt-level=3 above, lto is mandatory to prevent emscripten-fastcomp errors.
command = %compile_base --emit=llvm-ir,dep-info --crate-type=staticlib -C lto
depfile = $b_asmjs/$crate_name.d
description = RUSTC $out
rule asm_clean_ir
command = sed <$in >$out $
-e '/^target triple/s/i686-unknown-linux-gnu/asmjs-unknown-emscripten/'
description = ASMJS $out
rule asm_assemble_bc
command = $em_llvm_as $in -o $out
description = ASMJS $out
rule asm_optimize_bc
command = $em_opt $in $
-load=$em_pass_remove_overflow_checks $
-load=$em_pass_remove_assume $
-strip-debug $
-internalize -internalize-public-api-list="$$(cat $exports_file)" $
-remove-overflow-checks $
-remove-assume $
-globaldce $
-pnacl-abi-simplify-preopt -pnacl-abi-simplify-postopt $
-enable-emscripten-cxx-exceptions $
-o $out
description = ASMJS $out
rule asm_convert_exports
command = tr '\n' ',' <$in >$out
description = ASMJS $out
rule asm_generate_js
command = $em_llc $in $
-march=js -filetype=asm $
-emscripten-assertions=1 $
-emscripten-no-aliasing-function-pointers $
-O3 $
-o $out
description = ASMJS $out
rule asm_add_function_tables
command = $python3 $root/mk/misc/asmjs_function_tables.py <$in >$out
description = ASMJS $out
rule asm_insert_functions
command = $python3 $root/mk/misc/asmjs_insert_functions.py $in >$out
description = ASMJS $out
''', **locals())
def rules(i):
rustc_base = join('$rustc $in',
'--out-dir $b_native',
'--emit link,dep-info',
'-L $b_native',
maybe('-L %s', i.rust_extra_libdir),
*('--extern %s' % x for x in i.rust_externs)
)
common_cflags = join(
'-MMD -MF $out.d',
'$picflag',
cond(i.debug, '-ggdb', '-O3'),
)
return template('''
rustflags_debug = -g
rustflags_release = -g -C opt-level=3
rustflags_default = %if i.debug% $rustflags_debug %else% $rustflags_release %end%
# LTO temporarily disabled because it causes LLVM to crash
# TODO: fix this after upgrading beyond rustc 1.3.0-dev (dc6e3bbb7 2015-07-27)
#rustflags_lto = %if not i.debug% -C lto %end%
rustflags_lto =
# The `sed` invocations below are hacks to handle nondeterministic
# depfile line order from rustc.
# NB: If you remove the sed commands here, also remove the ones in asmjs.py
rule rustc_native_bin
command = %rustc_base --crate-name=$crate_name --crate-type=bin $
$rustflags_lto $rustflags $
&& sed -i -e '\\,^$out: ,p;d' $b_native/$crate_name.d
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule rustc_native_lib
command = %rustc_base --crate-name=$crate_name --crate-type=lib $rustflags $
&& sed -i -e '\\,^$out: ,p;d' $b_native/$crate_name.d
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule rustc_native_dylib
command = %rustc_base --crate-name=$crate_name --crate-type=dylib $rustflags $
&& sed -i -e '\\,^$out: ,p;d' $b_native/$crate_name.d
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule rustc_native_staticlib
command = %rustc_base --crate-name=$crate_name --crate-type=staticlib $
$rustflags_lto $rustflags $
&& sed -i -e '\\,^$out: ,p;d' $b_native/$crate_name.d
depfile = $b_native/$crate_name.d
description = RUSTC $out
rule c_obj
command = $cc -c $in -o $out -std=c99 %common_cflags $cflags $user_cflags
depfile = $out.d
description = CC $out
rule cxx_obj
command = $cxx -c $in -o $out $
%{i.cxx14_flag} %common_cflags $cxxflags $user_cxxflags
depfile = $out.d
description = CXX $out
rule link_bin
command = $cxx $in -o $out $ldflags $user_ldflags $libs
description = LD $out
rule link_shlib
command = $cxx -shared $in -o $out $ldflags $user_ldflags $libs
description = LD $out
''', **locals())