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Fix pointer differences (issue #11); remove #dll_import

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Ginger Bill
2017-01-26 17:39:44 +00:00
parent e85458919c
commit f47f25f942
9 changed files with 145 additions and 91 deletions
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src/ir.c
+8 -2
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@@ -1479,12 +1479,13 @@ irValue *ir_emit_arith(irProcedure *proc, TokenKind op, irValue *left, irValue *
return ir_emit_ptr_offset(proc, ptr, offset);
} else if (is_type_pointer(t_left) && is_type_pointer(t_right)) {
GB_ASSERT(is_type_integer(type));
Type *ptr_type = t_left;
irModule *m = proc->module;
Type *ptr_type = base_type(t_left);
GB_ASSERT(!is_type_rawptr(ptr_type));
irValue *elem_size = ir_make_const_int(m->allocator, type_size_of(m->sizes, m->allocator, ptr_type->Pointer.elem));
irValue *x = ir_emit_conv(proc, left, type);
irValue *y = ir_emit_conv(proc, right, type);
irValue *diff = ir_emit_arith(proc, op, x, y, type);
irValue *elem_size = ir_make_const_int(m->allocator, type_size_of(m->sizes, m->allocator, ptr_type));
return ir_emit_arith(proc, Token_Quo, diff, elem_size, type);
}
}
@@ -2547,6 +2548,11 @@ irValue *ir_build_single_expr(irProcedure *proc, AstNode *expr, TypeAndValue *tv
GB_PANIC("Non-constant basic literal %.*s(%td:%td) - %.*s", LIT(pos.file), pos.line, pos.column, LIT(token_strings[bl->kind]));
case_end;
case_ast_node(bd, BasicDirective, expr);
TokenPos pos = bd->token.pos;
GB_PANIC("Non-constant basic literal %.*s(%td:%td) - %.*s", LIT(pos.file), pos.line, pos.column, LIT(bd->name));
case_end;
case_ast_node(i, Ident, expr);
Entity *e = *map_entity_get(&proc->module->info->uses, hash_pointer(expr));
if (e->kind == Entity_Builtin) {