def test_const(self):
asm = FunctionAssembler('foo', ['a', 'b'])
asm.ADDSD(asm.xmm0, asm.xmm1)
asm.ADDSD(asm.xmm0, asm.const(100))
asm.RET()
pyfn = self.load(asm)
assert pyfn(3, 4) == 107
def test_pushsd_popsd(self):
asm = FunctionAssembler('foo', ['a', 'b', 'c'])
asm.pushsd(asm.xmm0)
asm.pushsd(asm.xmm1)
asm.pushsd(asm.xmm2)
asm.PXOR(asm.xmm0, asm.xmm0) # xmm0 = 0
asm.popsd(asm.xmm1)
asm.MULSD(asm.xmm1, asm.const(100)) # xmm0 += (xmm1*100)
asm.ADDSD(asm.xmm0, asm.xmm1)
asm.popsd(asm.xmm1)
asm.MULSD(asm.xmm1, asm.const(10)) # xmm0 += (xmm1*10)
asm.ADDSD(asm.xmm0, asm.xmm1)
asm.popsd(asm.xmm1)
asm.ADDSD(asm.xmm0, asm.xmm1)
asm.RET()
pyfn = self.load(asm)
assert pyfn(1, 2, 3) == 321
def test_encode(self):
asm = FunctionAssembler('foo', ['a', 'b'])
asm.ADDSD(asm.xmm0, asm.xmm1)
asm.RET()
pyfn = self.load(asm)
assert pyfn(3, 4) == 7
def test_opcode(self):
asm = FunctionAssembler('foo', [])
asm.ADDSD(asm.xmm0, asm.xmm1)
assert len(asm._peachpy_fn._instructions) == 1
assert asm._peachpy_fn._instructions[0].__class__.__name__ == 'ADDSD'