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build: fix arm build after v8 upgrade

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V8 was upgraded to 3.18 in commit 9f68226. The knobs that control the
ARM build have changed in a number of ways. This commit patches the
configure script to reflect that. Should fix the Raspberry Pi build.

Fixes #5329.
This commit is contained in:
Ben Noordhuis 2013-04-19 14:54:21 +02:00
parent 0bccb341c4
commit 223607c90f
1 changed files with 7 additions and 13 deletions
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20
configure vendored
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@ -341,7 +341,7 @@ def is_arm_neon():
return '__ARM_NEON__' in cc_macros()
def arm_hard_float_abi():
def is_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
# the Floating Point ABI used (PCS stands for Procedure Call Standard).
@ -421,21 +421,15 @@ def compiler_version():
def configure_arm(o):
# V8 on ARM requires that armv7 is set. CPU Model detected by
# the presence of __ARM_ARCH_7__ and the like defines in compiler
if options.arm_float_abi:
hard_float = options.arm_float_abi == 'hard'
arm_float_abi = options.arm_float_abi
else:
hard_float = arm_hard_float_abi()
armv7 = is_arch_armv7()
# 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
arm_float_abi = 'hard' if is_arm_hard_float_abi() else 'default'
o['variables']['armv7'] = int(is_arch_armv7())
o['variables']['arm_fpu'] = 'vfpv3' # V8 3.18 no longer supports VFP2.
o['variables']['arm_neon'] = int(is_arm_neon())
o['variables']['v8_use_arm_eabi_hardfloat'] = b(hard_float)
o['variables']['arm_thumb'] = 0 # -marm
o['variables']['arm_float_abi'] = arm_float_abi
def configure_node(o):