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Merge pull request #580 from petmac/arm_fp_vfp_disabled

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Add Thumb-2 code to enable FP and VFP.
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Nguyen Anh Quynh 2016-06-16 08:02:07 +07:00 committed by GitHub
parent 40ac55cf74 d4f0ab7ba8
commit 5d38472a36
1 changed files with 18 additions and 1 deletions
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19
tests/regress/arm_fp_vfp_disabled.py
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@ -13,9 +13,26 @@ import regress
class FpVfpDisabled(regress.RegressTest):
def runTest(self):
# MRC p15, #0, r1, c1, c0, #2
# ORR r1, r1, #(0xf << 20)
# MCR p15, #0, r1, c1, c0, #2
# MOV r1, #0
# MCR p15, #0, r1, c7, c5, #4
# MOV r0,#0x40000000
# FMXR FPEXC, r0
code = '11EE501F'
code += '41F47001'
code += '01EE501F'
code += '4FF00001'
code += '07EE951F'
code += '4FF08040'
code += 'E8EE100A'
# vpush {d8}
code += '2ded028b'
uc = Uc(UC_ARCH_ARM, UC_MODE_THUMB)
uc.mem_map(0x1000, 0x1000)
uc.mem_write(0x1000, '2ded028b'.decode('hex')) # vpush {d8}
uc.mem_write(0x1000, code.decode('hex'))
uc.reg_write(UC_ARM_REG_SP, 0x2000)
uc.emu_start(0x1000, 0x1004)