zig

commit ee6e9b3c48acea20bae340e59a9406ff433de6e7 (tree)
parent b215241ef2153bf4b20f176923824e0e50d6da4c
Author: Jakub Konka <kubkon@jakubkonka.com>
Date:   Wed,  5 Jan 2022 23:40:53 +0100

stage2: fix airStructFieldPtr and airStructFieldVal

This finally fixes `zig test`.

Diffstat:
M
src/arch/x86_64/CodeGen.zig
 | 
4
++--

1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/arch/x86_64/CodeGen.zig b/src/arch/x86_64/CodeGen.zig
@@ -1699,7 +1699,7 @@ fn structFieldPtr(self: *Self, inst: Air.Inst.Index, operand: Air.Inst.Ref, inde
 
         switch (mcv) {
             .ptr_stack_offset => |off| {
-                const ptr_stack_offset = off - struct_size + struct_field_offset + struct_field_size;
+                const ptr_stack_offset = off + struct_size - struct_field_offset - struct_field_size;
                 break :result MCValue{ .ptr_stack_offset = ptr_stack_offset };
             },
             else => return self.fail("TODO implement codegen struct_field_ptr for {}", .{mcv}),
@@ -1722,7 +1722,7 @@ fn airStructFieldVal(self: *Self, inst: Air.Inst.Index) !void {
 
         switch (mcv) {
             .stack_offset => |off| {
-                const stack_offset = off - struct_size + struct_field_offset + struct_field_size;
+                const stack_offset = off + struct_size - struct_field_offset - struct_field_size;
                 break :result MCValue{ .stack_offset = stack_offset };
             },
             else => return self.fail("TODO implement codegen struct_field_val for {}", .{mcv}),