Module Name: src Committed By: alnsn Date: Sat Feb 14 22:40:18 UTC 2015
Modified Files: src/tests/lib/libbpfjit: t_bpfjit.c Log Message: Add two more libbpfjit_jmp_jeq_x_noinit_XX tests. To generate a diff of this commit: cvs rdiff -u -r1.13 -r1.14 src/tests/lib/libbpfjit/t_bpfjit.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/tests/lib/libbpfjit/t_bpfjit.c diff -u src/tests/lib/libbpfjit/t_bpfjit.c:1.13 src/tests/lib/libbpfjit/t_bpfjit.c:1.14 --- src/tests/lib/libbpfjit/t_bpfjit.c:1.13 Sat Feb 14 20:39:09 2015 +++ src/tests/lib/libbpfjit/t_bpfjit.c Sat Feb 14 22:40:18 2015 @@ -1,7 +1,7 @@ -/* $NetBSD: t_bpfjit.c,v 1.13 2015/02/14 20:39:09 alnsn Exp $ */ +/* $NetBSD: t_bpfjit.c,v 1.14 2015/02/14 22:40:18 alnsn Exp $ */ /*- - * Copyright (c) 2011-2012, 2014 Alexander Nasonov. + * Copyright (c) 2011-2012, 2014-2015 Alexander Nasonov. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -30,7 +30,7 @@ */ #include <sys/cdefs.h> -__RCSID("$NetBSD: t_bpfjit.c,v 1.13 2015/02/14 20:39:09 alnsn Exp $"); +__RCSID("$NetBSD: t_bpfjit.c,v 1.14 2015/02/14 22:40:18 alnsn Exp $"); #include <atf-c.h> #include <stdint.h> @@ -2485,6 +2485,68 @@ ATF_TC_BODY(libbpfjit_jmp_jeq_x_noinit_a bpfjit_free_code(code); } +ATF_TC(libbpfjit_jmp_jeq_x_noinit_a); +ATF_TC_HEAD(libbpfjit_jmp_jeq_x_noinit_a, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test JIT compilation " + "of BPF_JMP+BPF_EQ+BPF_X with uninitialised A"); +} + +ATF_TC_BODY(libbpfjit_jmp_jeq_x_noinit_a, tc) +{ + static struct bpf_insn insns[] = { + BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), /* X > 0 */ + BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 0, 1), + BPF_STMT(BPF_RET+BPF_K, 10), + BPF_STMT(BPF_RET+BPF_K, 11) + }; + + bpfjit_func_t code; + uint8_t pkt[8]; /* the program doesn't read any data */ + + size_t insn_count = sizeof(insns) / sizeof(insns[0]); + + ATF_CHECK(bpf_validate(insns, insn_count)); + + code = bpfjit_generate_code(NULL, insns, insn_count); + ATF_REQUIRE(code != NULL); + + ATF_CHECK(jitcall(code, pkt, 1, 1) == 11); + + bpfjit_free_code(code); +} + +ATF_TC(libbpfjit_jmp_jeq_x_noinit_x); +ATF_TC_HEAD(libbpfjit_jmp_jeq_x_noinit_x, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test JIT compilation " + "of BPF_JMP+BPF_EQ+BPF_X with uninitialised X"); +} + +ATF_TC_BODY(libbpfjit_jmp_jeq_x_noinit_x, tc) +{ + static struct bpf_insn insns[] = { + BPF_STMT(BPF_LD+BPF_LEN, 0), /* A > 0 */ + BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 0, 1), + BPF_STMT(BPF_RET+BPF_K, 10), + BPF_STMT(BPF_RET+BPF_K, 11) + }; + + bpfjit_func_t code; + uint8_t pkt[8]; /* the program doesn't read any data */ + + size_t insn_count = sizeof(insns) / sizeof(insns[0]); + + ATF_CHECK(bpf_validate(insns, insn_count)); + + code = bpfjit_generate_code(NULL, insns, insn_count); + ATF_REQUIRE(code != NULL); + + ATF_CHECK(jitcall(code, pkt, 1, 1) == 11); + + bpfjit_free_code(code); +} + ATF_TC(libbpfjit_jmp_modulo_x); ATF_TC_HEAD(libbpfjit_jmp_modulo_x, tc) { @@ -4644,6 +4706,8 @@ ATF_TP_ADD_TCS(tp) ATF_TP_ADD_TC(tp, libbpfjit_jmp_jeq_x); ATF_TP_ADD_TC(tp, libbpfjit_jmp_jset_x); ATF_TP_ADD_TC(tp, libbpfjit_jmp_jeq_x_noinit_ax); + ATF_TP_ADD_TC(tp, libbpfjit_jmp_jeq_x_noinit_a); + ATF_TP_ADD_TC(tp, libbpfjit_jmp_jeq_x_noinit_x); ATF_TP_ADD_TC(tp, libbpfjit_jmp_modulo_x); ATF_TP_ADD_TC(tp, libbpfjit_ld_abs); ATF_TP_ADD_TC(tp, libbpfjit_ld_abs_k_overflow);