// SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
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/*
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* BTF-to-C dumper tests for implicit and explicit padding between fields and
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* at the end of a struct.
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*
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* Copyright (c) 2019 Facebook
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*/
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/* ----- START-EXPECTED-OUTPUT ----- */
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struct padded_implicitly {
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int a;
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long int b;
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char c;
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};
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/* ------ END-EXPECTED-OUTPUT ------ */
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/* ----- START-EXPECTED-OUTPUT ----- */
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/*
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*struct padded_explicitly {
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* int a;
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* long: 0;
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* int b;
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*};
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*
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*/
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/* ------ END-EXPECTED-OUTPUT ------ */
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struct padded_explicitly {
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int a;
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int: 1; /* algo will emit aligning `long: 0;` here */
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int b;
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};
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/* ----- START-EXPECTED-OUTPUT ----- */
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struct padded_a_lot {
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int a;
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long: 64;
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long: 64;
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int b;
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};
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/* ------ END-EXPECTED-OUTPUT ------ */
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/* ----- START-EXPECTED-OUTPUT ----- */
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/*
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*struct padded_cache_line {
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* int a;
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* long: 64;
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* long: 64;
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* long: 64;
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* int b;
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* long: 64;
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* long: 64;
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* long: 64;
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*};
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*
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*/
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/* ------ END-EXPECTED-OUTPUT ------ */
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struct padded_cache_line {
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int a;
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int b __attribute__((aligned(32)));
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};
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/* ----- START-EXPECTED-OUTPUT ----- */
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/*
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*struct zone_padding {
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* char x[0];
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*};
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*
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*struct zone {
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* int a;
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* short b;
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* long: 0;
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* struct zone_padding __pad__;
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*};
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*
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*/
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/* ------ END-EXPECTED-OUTPUT ------ */
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struct zone_padding {
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char x[0];
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} __attribute__((__aligned__(8)));
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struct zone {
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int a;
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short b;
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struct zone_padding __pad__;
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};
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/* ----- START-EXPECTED-OUTPUT ----- */
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struct padding_wo_named_members {
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long: 64;
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long: 64;
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};
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struct padding_weird_1 {
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int a;
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long: 64;
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short: 16;
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short b;
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};
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/* ------ END-EXPECTED-OUTPUT ------ */
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/* ----- START-EXPECTED-OUTPUT ----- */
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/*
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*struct padding_weird_2 {
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* long: 56;
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* char a;
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* long: 56;
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* char b;
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* char: 8;
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*};
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*
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*/
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/* ------ END-EXPECTED-OUTPUT ------ */
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struct padding_weird_2 {
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int: 32; /* these paddings will be collapsed into `long: 56;` */
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short: 16;
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char: 8;
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char a;
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int: 32; /* these paddings will be collapsed into `long: 56;` */
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short: 16;
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char: 8;
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char b;
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char: 8;
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};
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/* ----- START-EXPECTED-OUTPUT ----- */
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struct exact_1byte {
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char x;
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};
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struct padded_1byte {
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char: 8;
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};
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struct exact_2bytes {
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short x;
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};
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struct padded_2bytes {
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short: 16;
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};
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struct exact_4bytes {
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int x;
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};
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struct padded_4bytes {
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int: 32;
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};
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struct exact_8bytes {
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long x;
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};
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struct padded_8bytes {
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long: 64;
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};
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struct ff_periodic_effect {
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int: 32;
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short magnitude;
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long: 0;
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short phase;
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long: 0;
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int: 32;
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int custom_len;
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short *custom_data;
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};
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struct ib_wc {
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long: 64;
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long: 64;
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int: 32;
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int byte_len;
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void *qp;
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union {} ex;
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long: 64;
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int slid;
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int wc_flags;
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long: 64;
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char smac[6];
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long: 0;
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char network_hdr_type;
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};
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struct acpi_object_method {
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long: 64;
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char: 8;
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char type;
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short reference_count;
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char flags;
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short: 0;
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char: 8;
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char sync_level;
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long: 64;
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void *node;
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void *aml_start;
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union {} dispatch;
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long: 64;
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int aml_length;
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};
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struct nested_unpacked {
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int x;
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};
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struct nested_packed {
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struct nested_unpacked a;
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char c;
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} __attribute__((packed));
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struct outer_mixed_but_unpacked {
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struct nested_packed b1;
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short a1;
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struct nested_packed b2;
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};
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/* ------ END-EXPECTED-OUTPUT ------ */
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int f(struct {
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struct padded_implicitly _1;
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struct padded_explicitly _2;
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struct padded_a_lot _3;
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struct padded_cache_line _4;
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struct zone _5;
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struct padding_wo_named_members _6;
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struct padding_weird_1 _7;
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struct padding_weird_2 _8;
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struct exact_1byte _100;
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struct padded_1byte _101;
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struct exact_2bytes _102;
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struct padded_2bytes _103;
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struct exact_4bytes _104;
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struct padded_4bytes _105;
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struct exact_8bytes _106;
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struct padded_8bytes _107;
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struct ff_periodic_effect _200;
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struct ib_wc _201;
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struct acpi_object_method _202;
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struct outer_mixed_but_unpacked _203;
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} *_)
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{
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return 0;
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}
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