self.assertEqual(CR0[CRFields.GT], 0)
self.assertEqual(CR0[CRFields.SO], 0)
+ def test_setvl_ctr_1(self):
+ """setvl CTR mode, testing if VL and MVL are over-ridden
+ """
+ lst = SVP64Asm(["setvl 1, 0, 10, 0, 1, 1",
+ ])
+ lst = list(lst)
+
+ # SVSTATE (in this case, VL=2), want to see if these get changed
+ svstate = SVP64State()
+ svstate.vl = 2 # VL
+ svstate.maxvl = 2 # MAXVL
+ print ("SVSTATE", bin(svstate.asint()))
+ sprs = {'CTR': 5,
+ }
+
+ with Program(lst, bigendian=False) as program:
+ sim = self.run_tst_program(program, svstate=svstate,
+ initial_sprs=sprs)
+ print ("SVSTATE after", bin(sim.svstate.asint()))
+ print (" vl", bin(sim.svstate.vl))
+ print (" mvl", bin(sim.svstate.maxvl))
+ self.assertEqual(sim.svstate.vl, 5)
+ self.assertEqual(sim.svstate.maxvl, 10)
+ print(" gpr1", sim.gpr(1))
+ self.assertEqual(sim.gpr(1), SelectableInt(5, 64))
+
+ def test_setvl_ctr_2(self):
+ """setvl CTR large, testing if VL and MVL are over-ridden
+ """
+ lst = SVP64Asm(["setvl 1, 0, 10, 0, 1, 1",
+ ])
+ lst = list(lst)
+
+ # SVSTATE (in this case, VL=2), want to see if these get changed
+ svstate = SVP64State()
+ svstate.vl = 2 # VL
+ svstate.maxvl = 2 # MAXVL
+ print ("SVSTATE", bin(svstate.asint()))
+ sprs = {'CTR': 0x1000000000,
+ }
+
+ with Program(lst, bigendian=False) as program:
+ sim = self.run_tst_program(program, svstate=svstate,
+ initial_sprs=sprs)
+ print ("SVSTATE after", bin(sim.svstate.asint()))
+ print (" vl", bin(sim.svstate.vl))
+ print (" mvl", bin(sim.svstate.maxvl))
+ self.assertEqual(sim.svstate.vl, 10)
+ self.assertEqual(sim.svstate.maxvl, 10)
+ print(" gpr1", sim.gpr(1))
+ self.assertEqual(sim.gpr(1), SelectableInt(10, 64))
def test_setvl_1(self):
"""straight setvl, testing if VL and MVL are over-ridden
self.assertEqual(CR4[CRFields.SO], 0)
def run_tst_program(self, prog, initial_regs=None,
- svstate=None):
+ svstate=None,
+ initial_sprs=None):
if initial_regs is None:
initial_regs = [0] * 32
- simulator = run_tst(prog, initial_regs, svstate=svstate)
+ simulator = run_tst(prog, initial_regs, svstate=svstate,
+ initial_sprs=initial_sprs)
simulator.gpr.dump()
return simulator