From a5fff4bc760cc84a503db80177c38ff0b8660b79 Mon Sep 17 00:00:00 2001 From: Luke Kenneth Casson Leighton Date: Mon, 29 Jun 2020 16:03:46 +0100 Subject: [PATCH] first unit test for div --- src/soc/fu/div/test/test_pipe_caller.py | 83 +------------------------ 1 file changed, 2 insertions(+), 81 deletions(-) diff --git a/src/soc/fu/div/test/test_pipe_caller.py b/src/soc/fu/div/test/test_pipe_caller.py index 5571571b..e26e04fa 100644 --- a/src/soc/fu/div/test/test_pipe_caller.py +++ b/src/soc/fu/div/test/test_pipe_caller.py @@ -77,38 +77,8 @@ class DIVTestCase(FHDLTestCase): tc = TestCase(prog, self.test_name, initial_regs, initial_sprs) self.test_data.append(tc) - def test_1_regression(self): - lst = [f"extsw 3, 1"] - initial_regs = [0] * 32 - initial_regs[1] = 0xb6a1fc6c8576af91 - self.run_tst_program(Program(lst), initial_regs) - lst = [f"subf 3, 1, 2"] - initial_regs = [0] * 32 - initial_regs[1] = 0x3d7f3f7ca24bac7b - initial_regs[2] = 0xf6b2ac5e13ee15c2 - self.run_tst_program(Program(lst), initial_regs) - lst = [f"subf 3, 1, 2"] - initial_regs = [0] * 32 - initial_regs[1] = 0x833652d96c7c0058 - initial_regs[2] = 0x1c27ecff8a086c1a - self.run_tst_program(Program(lst), initial_regs) - lst = [f"extsb 3, 1"] - initial_regs = [0] * 32 - initial_regs[1] = 0x7f9497aaff900ea0 - self.run_tst_program(Program(lst), initial_regs) - lst = [f"add. 3, 1, 2"] - initial_regs = [0] * 32 - initial_regs[1] = 0xc523e996a8ff6215 - initial_regs[2] = 0xe1e5b9cc9864c4a8 - self.run_tst_program(Program(lst), initial_regs) - lst = [f"add 3, 1, 2"] - initial_regs = [0] * 32 - initial_regs[1] = 0x2e08ae202742baf8 - initial_regs[2] = 0x86c43ece9efe5baa - self.run_tst_program(Program(lst), initial_regs) - - def test_rand(self): - insns = ["add", "add.", "subf"] + def test_rand_divw(self): + insns = ["divw", "divw.", "divwo", "divwo."] for i in range(40): choice = random.choice(insns) lst = [f"{choice} 3, 1, 2"] @@ -117,55 +87,6 @@ class DIVTestCase(FHDLTestCase): initial_regs[2] = random.randint(0, (1<<64)-1) self.run_tst_program(Program(lst), initial_regs) - def test_rand_imm(self): - insns = ["addi", "addis", "subfic"] - for i in range(10): - choice = random.choice(insns) - imm = random.randint(-(1<<15), (1<<15)-1) - lst = [f"{choice} 3, 1, {imm}"] - print(lst) - initial_regs = [0] * 32 - initial_regs[1] = random.randint(0, (1<<64)-1) - self.run_tst_program(Program(lst), initial_regs) - - def test_0_adde(self): - lst = ["adde. 5, 6, 7"] - for i in range(10): - initial_regs = [0] * 32 - initial_regs[6] = random.randint(0, (1<<64)-1) - initial_regs[7] = random.randint(0, (1<<64)-1) - initial_sprs = {} - xer = SelectableInt(0, 64) - xer[XER_bits['CA']] = 1 - initial_sprs[special_sprs['XER']] = xer - self.run_tst_program(Program(lst), initial_regs, initial_sprs) - - def test_cmp(self): - lst = ["subf. 1, 6, 7", - "cmp cr2, 1, 6, 7"] - initial_regs = [0] * 32 - initial_regs[6] = 0x10 - initial_regs[7] = 0x05 - self.run_tst_program(Program(lst), initial_regs, {}) - - def test_extsb(self): - insns = ["extsb", "extsh", "extsw"] - for i in range(10): - choice = random.choice(insns) - lst = [f"{choice} 3, 1"] - print(lst) - initial_regs = [0] * 32 - initial_regs[1] = random.randint(0, (1<<64)-1) - self.run_tst_program(Program(lst), initial_regs) - - def test_cmpeqb(self): - lst = ["cmpeqb cr1, 1, 2"] - for i in range(20): - initial_regs = [0] * 32 - initial_regs[1] = i - initial_regs[2] = 0x0001030507090b0f - self.run_tst_program(Program(lst), initial_regs, {}) - def test_ilang(self): pspec = DIVPipeSpec(id_wid=2) alu = DIVBasePipe(pspec) -- 2.30.2