def test_pseudo_instructions(self):
# LLI
op_ori = 0x2A << 26
r5_rd = 0x5 << 21
self.assert_asm_instr(
assemble_instruction("lli", [Id("$r5"), Number(12)], ("text", 0x1000), {}, {})[0], op_ori | r5_rd | 12
)
# RET
op_jr = 0x16 << 26
r31_rd = 31 << 21
r30_rd = 30 << 21
self.assert_asm_instr(assemble_instruction("ret", [], (), {}, {})[0], op_jr | r31_rd)
def test_pseudo_instructions(self):
# LLI
op_ori = 0x2A << 26
r5_rd = 0x5 << 21
self.assert_asm_instr(
assemble_instruction('lli', [Id('$r5'), Number(12)],
('text', 0x1000), {}, {})[0],
op_ori | r5_rd | 12)
# RET
op_jr = 0x16 << 26
r31_rd = 31 << 21
r30_rd = 30 << 21
self.assert_asm_instr(
assemble_instruction('ret', [], (), {}, {})[0], op_jr | r31_rd)
def test_assemble_instruction_error(self):
# nonexisting instruction
self.assert_instr_error(assemble_instruction, "joe", "", "", "", "")
# wrong number of arguments
self.assert_instr_error(assemble_instruction, "add", [1, 2], "", "", "")
# bad types of arguments
self.assert_instr_error(assemble_instruction, "add", [1, 2, 6], "", "", "")
# Sanity test for a simple valid instruction
self.assert_asm_instr(
assemble_instruction("add", [Id("$r4"), Id("$s6"), Id("$zero")], ("text", 0x1000), {}, {})[0], 0x00980000
)
def test_assemble_instruction_error(self):
# nonexisting instruction
self.assert_instr_error(assemble_instruction, 'joe', '', '', '', '')
# wrong number of arguments
self.assert_instr_error(assemble_instruction, 'add', [1, 2], '', '',
'')
# bad types of arguments
self.assert_instr_error(assemble_instruction, 'add', [1, 2, 6], '', '',
'')
# Sanity test for a simple valid instruction
self.assert_asm_instr(
assemble_instruction(
'add',
[Id('$r4'), Id('$s6'), Id('$zero')], ('text', 0x1000), {},
{})[0], 0x00980000)
def test_assemble_instruction_error(self):
# nonexisting instruction
self.assert_instr_error(
assemble_instruction, 'joe', '', '', '', '')
# wrong number of arguments
self.assert_instr_error(
assemble_instruction, 'add', [1, 2], '', '', '')
# bad types of arguments
self.assert_instr_error(
assemble_instruction, 'add', [1, 2, 6], '', '', '')
# Sanity test for a simple valid instruction
self.assert_asm_instr(
assemble_instruction(
'add',
[Id('$r4'), Id('$s6'), Id('$zero')],
('text', 0x1000), {}, {})[0],
0x00980000)
def test_eret(self):
op_eret = 0x3E << 26
self.assert_asm_instr(
assemble_instruction('eret', [], (), {}, {})[0],
op_eret)
def test_eret(self):
op_eret = 0x3E << 26
self.assert_asm_instr(
assemble_instruction('eret', [], (), {}, {})[0], op_eret)
