128 lines
3.2 KiB
Plaintext
128 lines
3.2 KiB
Plaintext
#
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# Copyright Andrey Semashev 2020.
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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#
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# This jamfile contains utility rules to select architecture-specific compiler flags
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import common ;
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import feature ;
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import configure ;
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rule deduce-architecture ( properties * )
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{
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local architecture = [ feature.get-values "architecture" : $(properties) ] ;
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if $(architecture)
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{
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return $(architecture) ;
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}
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else
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{
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if [ configure.builds /boost/architecture//x86 : $(properties) : "x86" ]
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{
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return x86 ;
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}
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else if [ configure.builds /boost/architecture//arm : $(properties) : "arm" ]
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{
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return arm ;
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}
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else if [ configure.builds /boost/architecture//mips1 : $(properties) : "mips1" ]
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{
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return mips1 ;
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}
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else if [ configure.builds /boost/architecture//power : $(properties) : "power" ]
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{
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return power ;
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}
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else if [ configure.builds /boost/architecture//sparc : $(properties) : "sparc" ]
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{
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return sparc ;
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}
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}
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}
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rule deduce-address-model ( properties * )
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{
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local address_model = [ feature.get-values "address-model" : $(properties) ] ;
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if $(address_model)
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{
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return $(address_model) ;
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}
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else
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{
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if [ configure.builds /boost/architecture//32 : $(properties) : "32-bit" ]
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{
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return 32 ;
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}
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else if [ configure.builds /boost/architecture//64 : $(properties) : "64-bit" ]
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{
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return 64 ;
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}
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}
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}
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rule sse2-flags ( properties * )
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{
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local result ;
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if <toolset>intel in $(properties)
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{
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if <toolset-intel:platform>win in $(properties)
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{
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result = <cxxflags>"/QxSSE2" ;
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}
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else
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{
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result = <cxxflags>"-xSSE2" ;
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}
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}
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else if <toolset>msvc in $(properties)
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{
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# MSVC doesn't really care about these switches, all SSE intrinsics are always available, but still...
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# Also 64 bit MSVC doesn't have the /arch:SSE2 switch as it is the default.
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if 32 in [ deduce-address-model $(properties) ]
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{
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result = <cxxflags>"/arch:SSE2" ;
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}
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}
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else
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{
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result = <cxxflags>"-msse -msse2" ;
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}
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return $(result) ;
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}
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rule sse41-flags ( properties * )
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{
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local result ;
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if <toolset>intel in $(properties)
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{
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if <toolset-intel:platform>win in $(properties)
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{
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result = <cxxflags>"/QxSSE4.1" ;
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}
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else
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{
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result = <cxxflags>"-xSSE4.1" ;
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}
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}
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else if <toolset>msvc in $(properties)
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{
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# MSVC doesn't really care about these switches, all SSE intrinsics are always available, but still...
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# Also 64 bit MSVC doesn't have the /arch:SSE2 switch as it is the default.
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if 32 in [ deduce-address-model $(properties) ]
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{
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result = <cxxflags>"/arch:SSE2" ;
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}
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}
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else
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{
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result = <cxxflags>"-msse -msse2 -msse3 -mssse3 -msse4.1" ;
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}
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return $(result) ;
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}
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