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chore(cpu): lay groundwork for THUMB instruction decoding and execution

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This commit is contained in:
Rekai Nyangadzayi Musuka
2022-01-14 05:23:16 -04:00
parent ae37b1218b
commit 0cf052838d
7 changed files with 55 additions and 17 deletions
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2
src/cpu/arm/block_data_transfer.zig
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@@ -2,7 +2,7 @@ const std = @import("std");
const Bus = @import("../../Bus.zig");
const Arm7tdmi = @import("../../cpu.zig").Arm7tdmi;
const InstrFn = @import("../../cpu.zig").InstrFn;
const InstrFn = @import("../../cpu.zig").ArmInstrFn;
pub fn blockDataTransfer(comptime P: bool, comptime U: bool, comptime S: bool, comptime W: bool, comptime L: bool) InstrFn {
return struct {

2
src/cpu/arm/branch.zig
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@@ -3,7 +3,7 @@ const util = @import("../../util.zig");
const Bus = @import("../../Bus.zig");
const Arm7tdmi = @import("../../cpu.zig").Arm7tdmi;
const InstrFn = @import("../../cpu.zig").InstrFn;
const InstrFn = @import("../../cpu.zig").ArmInstrFn;
pub fn branch(comptime L: bool) InstrFn {
return struct {

2
src/cpu/arm/data_processing.zig
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@@ -3,7 +3,7 @@ const std = @import("std");
const BarrelShifter = @import("barrel_shifter.zig");
const Bus = @import("../../Bus.zig");
const Arm7tdmi = @import("../../cpu.zig").Arm7tdmi;
const InstrFn = @import("../../cpu.zig").InstrFn;
const InstrFn = @import("../../cpu.zig").ArmInstrFn;
pub fn dataProcessing(comptime I: bool, comptime S: bool, comptime instrKind: u4) InstrFn {
return struct {

2
src/cpu/arm/half_signed_data_transfer.zig
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@@ -3,7 +3,7 @@ const util = @import("../../util.zig");
const Bus = @import("../../Bus.zig");
const Arm7tdmi = @import("../../cpu.zig").Arm7tdmi;
const InstrFn = @import("../../cpu.zig").InstrFn;
const InstrFn = @import("../../cpu.zig").ArmInstrFn;
pub fn halfAndSignedDataTransfer(comptime P: bool, comptime U: bool, comptime I: bool, comptime W: bool, comptime L: bool) InstrFn {
return struct {

2
src/cpu/arm/psr_transfer.zig
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@@ -2,7 +2,7 @@ const std = @import("std");
const Bus = @import("../../Bus.zig");
const Arm7tdmi = @import("../../cpu.zig").Arm7tdmi;
const InstrFn = @import("../../cpu.zig").InstrFn;
const InstrFn = @import("../../cpu.zig").ArmInstrFn;
pub fn psrTransfer(comptime I: bool, comptime isSpsr: bool) InstrFn {
return struct {

2
src/cpu/arm/single_data_transfer.zig
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@@ -5,7 +5,7 @@ const BarrelShifter = @import("barrel_shifter.zig");
const Bus = @import("../../Bus.zig");
const Arm7tdmi = @import("../../cpu.zig").Arm7tdmi;
const CPSR = @import("../../cpu.zig").PSR;
const InstrFn = @import("../../cpu.zig").InstrFn;
const InstrFn = @import("../../cpu.zig").ArmInstrFn;
pub fn singleDataTransfer(comptime I: bool, comptime P: bool, comptime U: bool, comptime B: bool, comptime W: bool, comptime L: bool) InstrFn {
return struct {