| ... | @@ -3656,10 +3656,31 @@ fn load(self: *Self, dst_mcv: MCValue, ptr: MCValue, ptr_ty: Type) InnerError!vo | ... | @@ -3656,10 +3656,31 @@ fn load(self: *Self, dst_mcv: MCValue, ptr: MCValue, ptr_ty: Type) InnerError!vo |
| 3656 | else => return self.fail("TODO implement loading from register into {}", .{dst_mcv}), | 3656 | else => return self.fail("TODO implement loading from register into {}", .{dst_mcv}), |
| 3657 | } | 3657 | } |
| 3658 | }, | 3658 | }, |
| 3659 | .memory, .linker_load => { | 3659 | .memory => { |
| 3660 | const reg = try self.copyToTmpRegister(ptr_ty, ptr); | 3660 | const reg = try self.copyToTmpRegister(ptr_ty, ptr); |
| 3661 | try self.load(dst_mcv, .{ .register = reg }, ptr_ty); | 3661 | try self.load(dst_mcv, .{ .register = reg }, ptr_ty); |
| 3662 | }, | 3662 | }, |
| | 3663 | .linker_load => |load_struct| { |
| | 3664 | const addr_reg = (try self.register_manager.allocReg(null, gp)).to64(); |
| | 3665 | const addr_reg_lock = self.register_manager.lockRegAssumeUnused(addr_reg); |
| | 3666 | defer self.register_manager.unlockReg(addr_reg_lock); |
| | 3667 | |
| | 3668 | const atom_index = if (self.bin_file.cast(link.File.MachO)) |macho_file| blk: { |
| | 3669 | const atom = try macho_file.getOrCreateAtomForDecl(self.mod_fn.owner_decl); |
| | 3670 | break :blk macho_file.getAtom(atom).getSymbolIndex().?; |
| | 3671 | } else if (self.bin_file.cast(link.File.Coff)) |coff_file| blk: { |
| | 3672 | const atom = try coff_file.getOrCreateAtomForDecl(self.mod_fn.owner_decl); |
| | 3673 | break :blk coff_file.getAtom(atom).getSymbolIndex().?; |
| | 3674 | } else unreachable; |
| | 3675 | |
| | 3676 | switch (load_struct.type) { |
| | 3677 | .import => unreachable, |
| | 3678 | .got, .direct => try self.asmMovLinker(addr_reg, atom_index, load_struct), |
| | 3679 | .tlv => try self.genTlvPtr(addr_reg, atom_index, load_struct), |
| | 3680 | } |
| | 3681 | |
| | 3682 | try self.load(dst_mcv, .{ .register = addr_reg }, ptr_ty); |
| | 3683 | }, |
| 3663 | } | 3684 | } |
| 3664 | } | 3685 | } |
| 3665 | | 3686 | |
| ... | @@ -3879,11 +3900,7 @@ fn store(self: *Self, ptr: MCValue, value: MCValue, ptr_ty: Type, value_ty: Type | ... | @@ -3879,11 +3900,7 @@ fn store(self: *Self, ptr: MCValue, value: MCValue, ptr_ty: Type, value_ty: Type |
| 3879 | switch (load_struct.type) { | 3900 | switch (load_struct.type) { |
| 3880 | .import => unreachable, | 3901 | .import => unreachable, |
| 3881 | .got, .direct => try self.asmMovLinker(addr_reg, atom_index, load_struct), | 3902 | .got, .direct => try self.asmMovLinker(addr_reg, atom_index, load_struct), |
| 3882 | .tlv => { | 3903 | .tlv => try self.genTlvPtr(addr_reg, atom_index, load_struct), |
| 3883 | try self.genTlvPtr(addr_reg, atom_index, load_struct); | | |
| 3884 | // Load the pointer, which is stored in memory | | |
| 3885 | try self.asmRegisterMemory(.mov, addr_reg, Memory.sib(.qword, .{ .base = addr_reg })); | | |
| 3886 | }, | | |
| 3887 | } | 3904 | } |
| 3888 | }, | 3905 | }, |
| 3889 | else => unreachable, | 3906 | else => unreachable, |
Jakub Konka <kubkon@jakubkonka.com> 2023-04-12 13:07:19+02:00
src