from openpower.consts import SVP64CROffs
from copy import deepcopy
+
class DecoderTestCase(FHDLTestCase):
def _check_regs(self, sim, expected):
self.assertEqual(sim.gpr(i), SelectableInt(expected[i], 64))
def test_sv_load_store(self):
+ """>>> lst = ["addi 1, 0, 0x0010",
+ "addi 2, 0, 0x0008",
+ "addi 5, 0, 0x1234",
+ "addi 6, 0, 0x1235",
+ "sv.stw 5.v, 0(1.v)",
+ "sv.lwz 9.v, 0(1.v)"]
+ """
lst = SVP64Asm(["addi 1, 0, 0x0010",
"addi 2, 0, 0x0008",
"addi 5, 0, 0x1234",
self.assertEqual(sim.gpr(10), SelectableInt(0x1235, 64))
def test_sv_add(self):
- # adds:
- # 1 = 5 + 9 => 0x5555 = 0x4321+0x1234
- # 2 = 6 + 10 => 0x3334 = 0x2223+0x1111
+ """>>> lst = ['sv.add 1.v, 5.v, 9.v'
+ ]
+ adds:
+ * 1 = 5 + 9 => 0x5555 = 0x4321+0x1234
+ * 2 = 6 + 10 => 0x3334 = 0x2223+0x1111
+ """
isa = SVP64Asm(['sv.add 1.v, 5.v, 9.v'
])
lst = list(isa)
self._check_regs(sim, expected_regs)
def test_sv_add_2(self):
- # adds:
- # 1 = 5 + 9 => 0x5555 = 0x4321+0x1234
- # r1 is scalar so ENDS EARLY
+ """>>> lst = ['sv.add 1, 5.v, 9.v' ]
+ adds:
+ * 1 = 5 + 9 => 0x5555 = 0x4321+0x1234
+ * r1 is scalar so ENDS EARLY
+ """
isa = SVP64Asm(['sv.add 1, 5.v, 9.v'
])
lst = list(isa)
self._check_regs(sim, expected_regs)
def test_sv_add_3(self):
- # adds:
- # 1 = 5 + 9 => 0x5555 = 0x4321+0x1234
- # 2 = 5 + 10 => 0x5432 = 0x4321+0x1111
+ """>>> lst = ['sv.add 1.v, 5, 9.v' ]
+
+ adds:
+ * 1 = 5 + 9 => 0x5555 = 0x4321+0x1234
+ * 2 = 5 + 10 => 0x5432 = 0x4321+0x1111
+ """
isa = SVP64Asm(['sv.add 1.v, 5, 9.v'
])
lst = list(isa)
self._check_regs(sim, expected_regs)
def test_sv_add_vl_0(self):
- # adds:
- # none because VL is zer0
+ """>>> lst = ['sv.add 1, 5.v, 9.v'
+ ]
+ adds:
+ * none because VL is zero
+ """
isa = SVP64Asm(['sv.add 1, 5.v, 9.v'
])
lst = list(isa)
self._check_regs(sim, expected_regs)
def test_sv_add_cr(self):
- # adds when Rc=1: TODO CRs higher up
- # 1 = 5 + 9 => 0 = -1+1 CR0=0b100
- # 2 = 6 + 10 => 0x3334 = 0x2223+0x1111 CR1=0b010
+ """>>> lst = ['sv.add. 1.v, 5.v, 9.v'
+ ]
+
+ adds when Rc=1: TODO CRs higher up
+ * 1 = 5 + 9 => 0 = -1+1 CR0=0b100
+ * 2 = 6 + 10 => 0x3334 = 0x2223+0x1111 CR1=0b010
+ """
isa = SVP64Asm(['sv.add. 1.v, 5.v, 9.v'
])
lst = list(isa)