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build: add basic mips/mipsel support #1045

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merged 1 commit into from
Mar 5, 2015
Merged

build: add basic mips/mipsel support #1045

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30 changes: 29 additions & 1 deletion configure
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ parser.add_option('--dest-cpu',
action='store',
dest='dest_cpu',
help='CPU architecture to build for. '
'Valid values are: arm, arm64, ia32, x32, x64')
'Valid values are: arm, arm64, ia32, mips, mipsel, x32, x64')

parser.add_option('--dest-os',
action='store',
Expand Down Expand Up @@ -209,6 +209,24 @@ parser.add_option('--with-arm-float-abi',
help='specifies which floating-point ABI to use. Valid values are: '
'soft, softfp, hard')

parser.add_option('--with-mips-arch-variant',
action='store',
dest='mips_arch_variant',
default='r2',
help='MIPS arch variant: loongson, r1, r2, r6, rx')

parser.add_option('--with-mips-fpu-mode',
action='store',
dest='mips_fpu_mode',
default='fp32',
help='MIPS FPU mode: fp32, fp64, fpxx')

parser.add_option('--with-mips-float-abi',
action='store',
dest='mips_float_abi',
default='hard',
help='MIPS floating-point ABI: soft, hard')

parser.add_option('--with-dtrace',
action='store_true',
dest='with_dtrace',
Expand Down Expand Up @@ -493,6 +511,14 @@ def configure_arm(o):
warn('when building on ARMv6, don\'t use --with-snapshot')


def configure_mips(o):
can_use_fpu_instructions = (options.mips_float_abi != 'soft')
o['variables']['v8_can_use_fpu_instructions'] = b(can_use_fpu_instructions)
o['variables']['v8_use_mips_abi_hardfloat'] = b(can_use_fpu_instructions)
o['variables']['mips_arch_variant'] = options.mips_arch_variant
o['variables']['mips_fpu_mode'] = options.mips_fpu_mode


def configure_node(o):
if options.dest_os == 'android':
o['variables']['OS'] = 'android'
Expand All @@ -519,6 +545,8 @@ def configure_node(o):
# deps/openssl/asm/arm-elf-gas/modes/ghash-armv4.S, which is 32 bits only.
warn('not building openssl, arm64 not yet supported')
options.without_ssl = True
elif target_arch in ('mips', 'mipsel'):
configure_mips(o)

if flavor in ('solaris', 'mac', 'linux', 'freebsd'):
use_dtrace = not options.without_dtrace
Expand Down