From dd3c90011ab33717e4c4175cd6804ae86582135f Mon Sep 17 00:00:00 2001 From: Jan Tuomi Date: Tue, 11 Apr 2023 14:38:51 +0300 Subject: Refactor folder --- src/assembler_ops.py | 150 --------------------------------------------------- 1 file changed, 150 deletions(-) delete mode 100644 src/assembler_ops.py (limited to 'src/assembler_ops.py') diff --git a/src/assembler_ops.py b/src/assembler_ops.py deleted file mode 100644 index b55927b..0000000 --- a/src/assembler_ops.py +++ /dev/null @@ -1,150 +0,0 @@ -from typing import Callable -from assembler_eval import * -from dataclasses import dataclass - -@dataclass -class Options: - stack_pointer = "rf" - csr_scratch = "rh" - -@dataclass -class Meta: - address: int - -def make_alr(meta: Meta, labels: Labels, alu_op: str, left: str, right: str, target: str) -> int: - """ALR 0000 TTTL LLRR RSSS""" - target_e = eval_expr(labels, target, bits=3) - left_e = eval_expr(labels, left, bits=3) - right_e = eval_expr(labels, right, bits=3) - alu_op_e = eval_expr(labels, alu_op, bits=3) - word = (0b0000 << 12) + \ - (target_e << 9) + \ - (left_e << 6) + \ - (right_e << 3) + \ - alu_op_e - return word - -def make_ali(meta: Meta, labels: Labels, alu_op: str, left: str, imm: str, target: str) -> int: - """ALI 0001 TTTL LLII ISSS""" - target_e = eval_expr(labels, target, bits=3) - left_e = eval_expr(labels, left, bits=3) - imm_e = eval_expr(labels, imm, bits=3) - alu_op_e = eval_expr(labels, alu_op, bits=3) - word = (0b0001 << 12) + \ - (target_e << 9) + \ - (left_e << 6) + \ - (imm_e << 3) + \ - alu_op_e - return word - -def make_ldr(meta: Meta, labels: Labels, addr_reg: str, to_reg: str) -> int: - """LDR 0010 TTTR RRXX XXXX""" - to_reg_e = eval_expr(labels, to_reg, bits=3) - addr_reg_e = eval_expr(labels, addr_reg, bits=3) - word = (0b0010 << 12) + \ - (to_reg_e << 9) + \ - (addr_reg_e << 6) - return word - -def make_str(meta: Meta, labels: Labels, from_reg: str, addr_reg: str) -> int: - """STR 0011 XXXL LLRR RXXX""" - from_reg_e = eval_expr(labels, from_reg, bits=3) - addr_reg_e = eval_expr(labels, addr_reg, bits=3) - word = (0b0011 << 12) + \ - (addr_reg_e << 6) + \ - (from_reg_e << 3) - return word - -def make_ldi(meta: Meta, labels: Labels, imm: str, to_reg: str) -> int: - """LDI 0100 TTTI IIII IIII""" - to_reg_e = eval_expr(labels, to_reg, bits=3) - imm_e = eval_expr(labels, imm, bits=9) - word = (0b0100 << 12) + \ - (to_reg_e << 9) + \ - imm_e - return word - -def make_jpr(meta: Meta, labels: Labels, addr_reg: str) -> int: - """JPR 0101 XXXR RRXX XXXX""" - addr_reg_e = eval_expr(labels, addr_reg, bits=3) - word = (0b0101 << 12) + \ - (addr_reg_e << 6) - return word - -def make_jpi(meta: Meta, labels: Labels, imm: str) -> int: - """JPI 0110 XXXI IIII IIII""" - imm_e = eval_expr(labels, imm, bits=9) - imm_e = imm_e - meta.address - 1 - imm_e = imm_e & (0b111111111) - word = (0b0110 << 12) + \ - imm_e - return word - -def make_brr(meta: Meta, labels: Labels, flag_s: str, addr_reg: str) -> int: - """brr 0111 XFFR RRXX XXXX""" - flag_s_e = eval_expr(labels, flag_s, bits=2) - addr_reg_e = eval_expr(labels, addr_reg, bits=3) - word = (0b0111 << 12) + \ - (flag_s_e << 9) + \ - (addr_reg_e << 6) - return word - -def make_bri(meta: Meta, labels: Labels, flag_s: str, imm: str) -> int: - """BRI 1000 XFFI IIII IIII""" - flag_s_e = eval_expr(labels, flag_s, bits=2) - imm_e = eval_expr(labels, imm, bits=9) - imm_e = imm_e - meta.address - 1 - imm_e = imm_e & (0b111111111) - word = (0b1000 << 12) + \ - (flag_s_e << 9) + \ - imm_e - return word - -def make_lpc(meta: Meta, labels: Labels, target: str) -> int: - """LPC 1001 TTTX XXXX XXXX""" - target_e = eval_expr(labels, target, bits=3) - word = (0b1001 << 12) + \ - (target_e << 9) - return word - -def make_hlt(meta: Meta, labels: Labels) -> int: - """HLT 1111 XXXX XXXX XXXX""" - word = (0b1111 << 12) - return word - -OpWordDict = dict[str, Callable[..., int]] -operations: OpWordDict = { - "alr": make_alr, - "ali": make_ali, - "ldr": make_ldr, - "str": make_str, - "ldi": make_ldi, - "jpr": make_jpr, - "jpi": make_jpi, - "brr": make_brr, - "bri": make_bri, - "lpc": make_lpc, - "hlt": make_hlt, -} - -ExpandResult = list[list[str]] -ExpandFn = Callable[..., ExpandResult] -OpExpansionDict = dict[str, ExpandFn] - -def expand_id(*parts: str) -> ExpandResult: - return [list(parts)] - -default_expansions: OpExpansionDict = { - "alr": lambda *args: expand_id("alr", *args), - "ali": lambda *args: expand_id("ali", *args), - "ldr": lambda *args: expand_id("ldr", *args), - "str": lambda *args: expand_id("str", *args), - "ldi": lambda *args: expand_id("ldi", *args), - "jpr": lambda *args: expand_id("jpr", *args), - "jpi": lambda *args: expand_id("jpi", *args), - "brr": lambda *args: expand_id("brr", *args), - "bri": lambda *args: expand_id("bri", *args), - "lpc": lambda *args: expand_id("lpc", *args), - "hlt": lambda *args: expand_id("hlt", *args), -} - -- cgit v1.3