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configure: define "arm_fpu" and "arm_neon" for ARM

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v8's common.gypi file expects them to be defined now.

Closes #4534.
This commit is contained in:
Nathan Rajlich 2013-01-10 17:13:59 -08:00
parent 438e0c6d75
commit b916774255
1 changed files with 11 additions and 5 deletions
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16
configure vendored
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@ -336,6 +336,11 @@ def is_arch_armv7():
'__ARM_ARCH_7M__' in cc_macros_cache)
def is_arm_neon():
"""Check for ARM NEON support"""
return '__ARM_NEON__' in cc_macros()
def arm_hard_float_abi():
"""Check for hardfloat or softfloat eabi on ARM"""
# GCC versions 4.6 and above define __ARM_PCS or __ARM_PCS_VFP to specify
@ -422,14 +427,15 @@ def configure_arm(o):
hard_float = options.arm_float_abi == 'hard'
else:
hard_float = arm_hard_float_abi()
o['variables']['v8_use_arm_eabi_hardfloat'] = b(hard_float)
armv7 = is_arch_armv7()
if armv7:
# CHECKME VFPv3 implies ARMv7+ but is the reverse true as well?
o['variables']['arm_fpu'] = 'vfpv3'
o['variables']['arm_neon'] = 0
# CHECKME VFPv3 implies ARMv7+ but is the reverse true as well?
fpu = 'vfpv3' if armv7 else 'vfpv2'
o['variables']['armv7'] = int(armv7)
o['variables']['arm_fpu'] = fpu
o['variables']['arm_neon'] = int(is_arm_neon())
o['variables']['v8_use_arm_eabi_hardfloat'] = b(hard_float)
def configure_node(o):