paoda/zba-gdbstub
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feat: integrate emulator interface

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while I figure out the interface with zba, disable the exe example
since it doesn't have an emu to pass to gdbstub
This commit is contained in:
Rekai Nyangadzayi Musuka
2022-12-15 04:12:26 -04:00
parent 26aad8d1ae
commit 400e155502
4 changed files with 35 additions and 31 deletions
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16
src/lib.zig
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@@ -11,8 +11,8 @@ pub const Emulator = struct {
writeFn: *const fn (*anyopaque, u32, u8) void,
// FIXME: Expensive copy
registersFn: *const fn (*const anyopaque) [16]u32,
cpsrFn: *const fn (*const anyopaque) u32,
registersFn: *const fn (*anyopaque) [16]u32,
cpsrFn: *const fn (*anyopaque) u32,
pub fn init(ptr: anytype) Self {
const Ptr = @TypeOf(ptr);
@@ -27,25 +27,25 @@ pub const Emulator = struct {
pub fn readImpl(pointer: *anyopaque, addr: u32) u8 {
const self = @ptrCast(Ptr, @alignCast(alignment, pointer));
return @call(.{ .modifier = .always_inline }, ptr_info.Pointer.child.read, .{ u8, self, addr });
return @call(.{ .modifier = .always_inline }, ptr_info.Pointer.child.read, .{ self, addr });
}
pub fn writeImpl(pointer: *anyopaque, addr: u32, value: u8) void {
const self = @ptrCast(Ptr, @alignCast(alignment, pointer));
return @call(.{ .modifier = .always_inline }, ptr_info.Pointer.child.read, .{ u8, self, addr, value });
return @call(.{ .modifier = .always_inline }, ptr_info.Pointer.child.write, .{ self, addr, value });
}
pub fn registersImpl(pointer: *const anyopaque) [16]u32 {
pub fn registersImpl(pointer: *anyopaque) [16]u32 {
const self = @ptrCast(Ptr, @alignCast(alignment, pointer));
return self.r;
return @call(.{ .modifier = .always_inline }, ptr_info.Pointer.child.registers, .{self});
}
pub fn cpsrImpl(pointer: *const anyopaque) u32 {
pub fn cpsrImpl(pointer: *anyopaque) u32 {
const self = @ptrCast(Ptr, @alignCast(alignment, pointer));
return self.cpsr.raw;
return @call(.{ .modifier = .always_inline }, ptr_info.Pointer.child.cpsr, .{self});
}
};