/* Copyright (c) 2018, Google Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include "test/abi_test.h" static bool test_function_ok; static int TestFunction(int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8) { test_function_ok = a1 == 1 || a2 == 2 || a3 == 3 || a4 == 4 || a5 == 5 || a6 == 6 || a7 == 7 || a8 == 8; return 42; } TEST(ABITest, SanityCheck) { EXPECT_NE(0, CHECK_ABI_NO_UNWIND(strcmp, "hello", "world")); test_function_ok = false; EXPECT_EQ(42, CHECK_ABI_SEH(TestFunction, 1, 2, 3, 4, 5, 6, 7, 8)); EXPECT_TRUE(test_function_ok); #if defined(SUPPORTS_ABI_TEST) abi_test::internal::CallerState state; RAND_bytes(reinterpret_cast(&state), sizeof(state)); crypto_word_t argv[] = { 1, 2, 3, 4, 5, 6, 7, 8, }; CHECK_ABI_SEH(abi_test_trampoline, reinterpret_cast(TestFunction), &state, argv, 8, 0 /* no breakpoint */); #if defined(OPENSSL_X86_64) if (abi_test::UnwindTestsEnabled()) { EXPECT_NONFATAL_FAILURE(CHECK_ABI_SEH(abi_test_bad_unwind_wrong_register), "was not recovered"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_SEH(abi_test_bad_unwind_temporary), "was not recovered"); CHECK_ABI_NO_UNWIND(abi_test_bad_unwind_wrong_register); CHECK_ABI_NO_UNWIND(abi_test_bad_unwind_temporary); #if defined(OPENSSL_WINDOWS) // The invalid epilog makes Windows believe the epilog starts later than it // actually does. As a result, immediately after the popq, it does not // realize the stack has been unwound and repeats the popq. This will result // in reading the wrong return address and fail to unwind. The exact failure // may vary depending on what was on the stack before. EXPECT_NONFATAL_FAILURE(CHECK_ABI_SEH(abi_test_bad_unwind_epilog), ""); CHECK_ABI_NO_UNWIND(abi_test_bad_unwind_epilog); #endif // OPENSSL_WINDOWS } #endif // OPENSSL_X86_64 #endif // SUPPORTS_ABI_TEST } #if defined(OPENSSL_X86_64) && defined(SUPPORTS_ABI_TEST) extern "C" { void abi_test_clobber_rax(void); void abi_test_clobber_rbx(void); void abi_test_clobber_rcx(void); void abi_test_clobber_rdx(void); void abi_test_clobber_rsi(void); void abi_test_clobber_rdi(void); void abi_test_clobber_rbp(void); void abi_test_clobber_r8(void); void abi_test_clobber_r9(void); void abi_test_clobber_r10(void); void abi_test_clobber_r11(void); void abi_test_clobber_r12(void); void abi_test_clobber_r13(void); void abi_test_clobber_r14(void); void abi_test_clobber_r15(void); void abi_test_clobber_xmm0(void); void abi_test_clobber_xmm1(void); void abi_test_clobber_xmm2(void); void abi_test_clobber_xmm3(void); void abi_test_clobber_xmm4(void); void abi_test_clobber_xmm5(void); void abi_test_clobber_xmm6(void); void abi_test_clobber_xmm7(void); void abi_test_clobber_xmm8(void); void abi_test_clobber_xmm9(void); void abi_test_clobber_xmm10(void); void abi_test_clobber_xmm11(void); void abi_test_clobber_xmm12(void); void abi_test_clobber_xmm13(void); void abi_test_clobber_xmm14(void); void abi_test_clobber_xmm15(void); } // extern "C" TEST(ABITest, X86_64) { // abi_test_trampoline hides unsaved registers from the caller, so we can // safely call the abi_test_clobber_* functions below. abi_test::internal::CallerState state; RAND_bytes(reinterpret_cast(&state), sizeof(state)); CHECK_ABI_NO_UNWIND(abi_test_trampoline, reinterpret_cast(abi_test_clobber_rbx), &state, nullptr, 0, 0 /* no breakpoint */); CHECK_ABI_NO_UNWIND(abi_test_clobber_rax); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rbx), "rbx was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_rcx); CHECK_ABI_NO_UNWIND(abi_test_clobber_rdx); #if defined(OPENSSL_WINDOWS) EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rdi), "rdi was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rsi), "rsi was not restored after return"); #else CHECK_ABI_NO_UNWIND(abi_test_clobber_rdi); CHECK_ABI_NO_UNWIND(abi_test_clobber_rsi); #endif EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_rbp), "rbp was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_r8); CHECK_ABI_NO_UNWIND(abi_test_clobber_r9); CHECK_ABI_NO_UNWIND(abi_test_clobber_r10); CHECK_ABI_NO_UNWIND(abi_test_clobber_r11); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r12), "r12 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r13), "r13 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r14), "r14 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r15), "r15 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm0); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm1); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm2); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm3); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm4); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm5); #if defined(OPENSSL_WINDOWS) EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm6), "xmm6 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm7), "xmm7 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm8), "xmm8 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm9), "xmm9 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm10), "xmm10 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm11), "xmm11 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm12), "xmm12 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm13), "xmm13 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm14), "xmm14 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm15), "xmm15 was not restored after return"); #else CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm6); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm7); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm8); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm9); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm10); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm11); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm12); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm13); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm14); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm15); #endif EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_set_direction_flag), "Direction flag set after return"); EXPECT_EQ(0, abi_test_get_and_clear_direction_flag()) << "CHECK_ABI did not insulate the caller from direction flag errors"; } #endif // OPENSSL_X86_64 && SUPPORTS_ABI_TEST #if defined(OPENSSL_X86) && defined(SUPPORTS_ABI_TEST) extern "C" { void abi_test_clobber_eax(void); void abi_test_clobber_ebx(void); void abi_test_clobber_ecx(void); void abi_test_clobber_edx(void); void abi_test_clobber_esi(void); void abi_test_clobber_edi(void); void abi_test_clobber_ebp(void); void abi_test_clobber_xmm0(void); void abi_test_clobber_xmm1(void); void abi_test_clobber_xmm2(void); void abi_test_clobber_xmm3(void); void abi_test_clobber_xmm4(void); void abi_test_clobber_xmm5(void); void abi_test_clobber_xmm6(void); void abi_test_clobber_xmm7(void); } // extern "C" TEST(ABITest, X86) { // abi_test_trampoline hides unsaved registers from the caller, so we can // safely call the abi_test_clobber_* functions below. abi_test::internal::CallerState state; RAND_bytes(reinterpret_cast(&state), sizeof(state)); CHECK_ABI_NO_UNWIND(abi_test_trampoline, reinterpret_cast(abi_test_clobber_ebx), &state, nullptr, 0, 0 /* no breakpoint */); CHECK_ABI_NO_UNWIND(abi_test_clobber_eax); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_ebx), "ebx was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_ecx); CHECK_ABI_NO_UNWIND(abi_test_clobber_edx); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_edi), "edi was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_esi), "esi was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_ebp), "ebp was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm0); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm1); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm2); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm3); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm4); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm5); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm6); CHECK_ABI_NO_UNWIND(abi_test_clobber_xmm7); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_set_direction_flag), "Direction flag set after return"); EXPECT_EQ(0, abi_test_get_and_clear_direction_flag()) << "CHECK_ABI did not insulate the caller from direction flag errors"; } #endif // OPENSSL_X86 && SUPPORTS_ABI_TEST #if defined(OPENSSL_ARM) && defined(SUPPORTS_ABI_TEST) extern "C" { void abi_test_clobber_r0(void); void abi_test_clobber_r1(void); void abi_test_clobber_r2(void); void abi_test_clobber_r3(void); void abi_test_clobber_r4(void); void abi_test_clobber_r5(void); void abi_test_clobber_r6(void); void abi_test_clobber_r7(void); void abi_test_clobber_r8(void); void abi_test_clobber_r9(void); void abi_test_clobber_r10(void); void abi_test_clobber_r11(void); void abi_test_clobber_r12(void); // r13, r14, and r15, are sp, lr, and pc, respectively. void abi_test_clobber_d0(void); void abi_test_clobber_d1(void); void abi_test_clobber_d2(void); void abi_test_clobber_d3(void); void abi_test_clobber_d4(void); void abi_test_clobber_d5(void); void abi_test_clobber_d6(void); void abi_test_clobber_d7(void); void abi_test_clobber_d8(void); void abi_test_clobber_d9(void); void abi_test_clobber_d10(void); void abi_test_clobber_d11(void); void abi_test_clobber_d12(void); void abi_test_clobber_d13(void); void abi_test_clobber_d14(void); void abi_test_clobber_d15(void); } // extern "C" TEST(ABITest, ARM) { // abi_test_trampoline hides unsaved registers from the caller, so we can // safely call the abi_test_clobber_* functions below. abi_test::internal::CallerState state; RAND_bytes(reinterpret_cast(&state), sizeof(state)); CHECK_ABI_NO_UNWIND(abi_test_trampoline, reinterpret_cast(abi_test_clobber_r4), &state, nullptr, 0, 0 /* no breakpoint */); CHECK_ABI_NO_UNWIND(abi_test_clobber_r0); CHECK_ABI_NO_UNWIND(abi_test_clobber_r1); CHECK_ABI_NO_UNWIND(abi_test_clobber_r2); CHECK_ABI_NO_UNWIND(abi_test_clobber_r3); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r4), "r4 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r5), "r5 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r6), "r6 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r7), "r7 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r8), "r8 was not restored after return"); #if defined(OPENSSL_APPLE) CHECK_ABI_NO_UNWIND(abi_test_clobber_r9); #else EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r9), "r9 was not restored after return"); #endif EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r10), "r10 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r11), "r11 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_r12); CHECK_ABI_NO_UNWIND(abi_test_clobber_d0); CHECK_ABI_NO_UNWIND(abi_test_clobber_d1); CHECK_ABI_NO_UNWIND(abi_test_clobber_d2); CHECK_ABI_NO_UNWIND(abi_test_clobber_d3); CHECK_ABI_NO_UNWIND(abi_test_clobber_d4); CHECK_ABI_NO_UNWIND(abi_test_clobber_d5); CHECK_ABI_NO_UNWIND(abi_test_clobber_d6); CHECK_ABI_NO_UNWIND(abi_test_clobber_d7); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d8), "d8 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d9), "d9 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d10), "d10 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d11), "d11 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d12), "d12 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d13), "d13 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d14), "d14 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d15), "d15 was not restored after return"); } #endif // OPENSSL_ARM && SUPPORTS_ABI_TEST #if defined(OPENSSL_AARCH64) && defined(SUPPORTS_ABI_TEST) extern "C" { void abi_test_clobber_x0(void); void abi_test_clobber_x1(void); void abi_test_clobber_x2(void); void abi_test_clobber_x3(void); void abi_test_clobber_x4(void); void abi_test_clobber_x5(void); void abi_test_clobber_x6(void); void abi_test_clobber_x7(void); void abi_test_clobber_x8(void); void abi_test_clobber_x9(void); void abi_test_clobber_x10(void); void abi_test_clobber_x11(void); void abi_test_clobber_x12(void); void abi_test_clobber_x13(void); void abi_test_clobber_x14(void); void abi_test_clobber_x15(void); void abi_test_clobber_x16(void); void abi_test_clobber_x17(void); // x18 is the platform register and off limits. void abi_test_clobber_x19(void); void abi_test_clobber_x20(void); void abi_test_clobber_x21(void); void abi_test_clobber_x22(void); void abi_test_clobber_x23(void); void abi_test_clobber_x24(void); void abi_test_clobber_x25(void); void abi_test_clobber_x26(void); void abi_test_clobber_x27(void); void abi_test_clobber_x28(void); void abi_test_clobber_x29(void); void abi_test_clobber_d0(void); void abi_test_clobber_d1(void); void abi_test_clobber_d2(void); void abi_test_clobber_d3(void); void abi_test_clobber_d4(void); void abi_test_clobber_d5(void); void abi_test_clobber_d6(void); void abi_test_clobber_d7(void); void abi_test_clobber_d8(void); void abi_test_clobber_d9(void); void abi_test_clobber_d10(void); void abi_test_clobber_d11(void); void abi_test_clobber_d12(void); void abi_test_clobber_d13(void); void abi_test_clobber_d14(void); void abi_test_clobber_d15(void); void abi_test_clobber_d16(void); void abi_test_clobber_d17(void); void abi_test_clobber_d18(void); void abi_test_clobber_d19(void); void abi_test_clobber_d20(void); void abi_test_clobber_d21(void); void abi_test_clobber_d22(void); void abi_test_clobber_d23(void); void abi_test_clobber_d24(void); void abi_test_clobber_d25(void); void abi_test_clobber_d26(void); void abi_test_clobber_d27(void); void abi_test_clobber_d28(void); void abi_test_clobber_d29(void); void abi_test_clobber_d30(void); void abi_test_clobber_d31(void); void abi_test_clobber_v8_upper(void); void abi_test_clobber_v9_upper(void); void abi_test_clobber_v10_upper(void); void abi_test_clobber_v11_upper(void); void abi_test_clobber_v12_upper(void); void abi_test_clobber_v13_upper(void); void abi_test_clobber_v14_upper(void); void abi_test_clobber_v15_upper(void); } // extern "C" TEST(ABITest, AArch64) { // abi_test_trampoline hides unsaved registers from the caller, so we can // safely call the abi_test_clobber_* functions below. abi_test::internal::CallerState state; RAND_bytes(reinterpret_cast(&state), sizeof(state)); CHECK_ABI_NO_UNWIND(abi_test_trampoline, reinterpret_cast(abi_test_clobber_x19), &state, nullptr, 0, 0 /* no breakpoint */); CHECK_ABI_NO_UNWIND(abi_test_clobber_x0); CHECK_ABI_NO_UNWIND(abi_test_clobber_x1); CHECK_ABI_NO_UNWIND(abi_test_clobber_x2); CHECK_ABI_NO_UNWIND(abi_test_clobber_x3); CHECK_ABI_NO_UNWIND(abi_test_clobber_x4); CHECK_ABI_NO_UNWIND(abi_test_clobber_x5); CHECK_ABI_NO_UNWIND(abi_test_clobber_x6); CHECK_ABI_NO_UNWIND(abi_test_clobber_x7); CHECK_ABI_NO_UNWIND(abi_test_clobber_x8); CHECK_ABI_NO_UNWIND(abi_test_clobber_x9); CHECK_ABI_NO_UNWIND(abi_test_clobber_x10); CHECK_ABI_NO_UNWIND(abi_test_clobber_x11); CHECK_ABI_NO_UNWIND(abi_test_clobber_x12); CHECK_ABI_NO_UNWIND(abi_test_clobber_x13); CHECK_ABI_NO_UNWIND(abi_test_clobber_x14); CHECK_ABI_NO_UNWIND(abi_test_clobber_x15); CHECK_ABI_NO_UNWIND(abi_test_clobber_x16); CHECK_ABI_NO_UNWIND(abi_test_clobber_x17); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x19), "x19 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x20), "x20 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x21), "x21 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x22), "x22 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x23), "x23 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x24), "x24 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x25), "x25 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x26), "x26 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x27), "x27 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x28), "x28 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_x29), "x29 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_d0); CHECK_ABI_NO_UNWIND(abi_test_clobber_d1); CHECK_ABI_NO_UNWIND(abi_test_clobber_d2); CHECK_ABI_NO_UNWIND(abi_test_clobber_d3); CHECK_ABI_NO_UNWIND(abi_test_clobber_d4); CHECK_ABI_NO_UNWIND(abi_test_clobber_d5); CHECK_ABI_NO_UNWIND(abi_test_clobber_d6); CHECK_ABI_NO_UNWIND(abi_test_clobber_d7); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d8), "d8 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d9), "d9 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d10), "d10 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d11), "d11 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d12), "d12 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d13), "d13 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d14), "d14 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_d15), "d15 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_d16); CHECK_ABI_NO_UNWIND(abi_test_clobber_d18); CHECK_ABI_NO_UNWIND(abi_test_clobber_d19); CHECK_ABI_NO_UNWIND(abi_test_clobber_d20); CHECK_ABI_NO_UNWIND(abi_test_clobber_d21); CHECK_ABI_NO_UNWIND(abi_test_clobber_d22); CHECK_ABI_NO_UNWIND(abi_test_clobber_d23); CHECK_ABI_NO_UNWIND(abi_test_clobber_d24); CHECK_ABI_NO_UNWIND(abi_test_clobber_d25); CHECK_ABI_NO_UNWIND(abi_test_clobber_d26); CHECK_ABI_NO_UNWIND(abi_test_clobber_d27); CHECK_ABI_NO_UNWIND(abi_test_clobber_d28); CHECK_ABI_NO_UNWIND(abi_test_clobber_d29); CHECK_ABI_NO_UNWIND(abi_test_clobber_d30); CHECK_ABI_NO_UNWIND(abi_test_clobber_d31); // The lower halves of v8-v15 (accessed as d8-d15) must be preserved, but not // the upper halves. CHECK_ABI_NO_UNWIND(abi_test_clobber_v8_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v9_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v10_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v11_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v12_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v13_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v14_upper); CHECK_ABI_NO_UNWIND(abi_test_clobber_v15_upper); } #endif // OPENSSL_AARCH64 && SUPPORTS_ABI_TEST #if defined(OPENSSL_PPC64LE) && defined(SUPPORTS_ABI_TEST) extern "C" { void abi_test_clobber_r0(void); // r1 is the stack pointer. void abi_test_clobber_r2(void); void abi_test_clobber_r3(void); void abi_test_clobber_r4(void); void abi_test_clobber_r5(void); void abi_test_clobber_r6(void); void abi_test_clobber_r7(void); void abi_test_clobber_r8(void); void abi_test_clobber_r9(void); void abi_test_clobber_r10(void); void abi_test_clobber_r11(void); void abi_test_clobber_r12(void); // r13 is the thread pointer. void abi_test_clobber_r14(void); void abi_test_clobber_r15(void); void abi_test_clobber_r16(void); void abi_test_clobber_r17(void); void abi_test_clobber_r18(void); void abi_test_clobber_r19(void); void abi_test_clobber_r20(void); void abi_test_clobber_r21(void); void abi_test_clobber_r22(void); void abi_test_clobber_r23(void); void abi_test_clobber_r24(void); void abi_test_clobber_r25(void); void abi_test_clobber_r26(void); void abi_test_clobber_r27(void); void abi_test_clobber_r28(void); void abi_test_clobber_r29(void); void abi_test_clobber_r30(void); void abi_test_clobber_r31(void); void abi_test_clobber_f0(void); void abi_test_clobber_f1(void); void abi_test_clobber_f2(void); void abi_test_clobber_f3(void); void abi_test_clobber_f4(void); void abi_test_clobber_f5(void); void abi_test_clobber_f6(void); void abi_test_clobber_f7(void); void abi_test_clobber_f8(void); void abi_test_clobber_f9(void); void abi_test_clobber_f10(void); void abi_test_clobber_f11(void); void abi_test_clobber_f12(void); void abi_test_clobber_f13(void); void abi_test_clobber_f14(void); void abi_test_clobber_f15(void); void abi_test_clobber_f16(void); void abi_test_clobber_f17(void); void abi_test_clobber_f18(void); void abi_test_clobber_f19(void); void abi_test_clobber_f20(void); void abi_test_clobber_f21(void); void abi_test_clobber_f22(void); void abi_test_clobber_f23(void); void abi_test_clobber_f24(void); void abi_test_clobber_f25(void); void abi_test_clobber_f26(void); void abi_test_clobber_f27(void); void abi_test_clobber_f28(void); void abi_test_clobber_f29(void); void abi_test_clobber_f30(void); void abi_test_clobber_f31(void); void abi_test_clobber_v0(void); void abi_test_clobber_v1(void); void abi_test_clobber_v2(void); void abi_test_clobber_v3(void); void abi_test_clobber_v4(void); void abi_test_clobber_v5(void); void abi_test_clobber_v6(void); void abi_test_clobber_v7(void); void abi_test_clobber_v8(void); void abi_test_clobber_v9(void); void abi_test_clobber_v10(void); void abi_test_clobber_v11(void); void abi_test_clobber_v12(void); void abi_test_clobber_v13(void); void abi_test_clobber_v14(void); void abi_test_clobber_v15(void); void abi_test_clobber_v16(void); void abi_test_clobber_v17(void); void abi_test_clobber_v18(void); void abi_test_clobber_v19(void); void abi_test_clobber_v20(void); void abi_test_clobber_v21(void); void abi_test_clobber_v22(void); void abi_test_clobber_v23(void); void abi_test_clobber_v24(void); void abi_test_clobber_v25(void); void abi_test_clobber_v26(void); void abi_test_clobber_v27(void); void abi_test_clobber_v28(void); void abi_test_clobber_v29(void); void abi_test_clobber_v30(void); void abi_test_clobber_v31(void); void abi_test_clobber_cr0(void); void abi_test_clobber_cr1(void); void abi_test_clobber_cr2(void); void abi_test_clobber_cr3(void); void abi_test_clobber_cr4(void); void abi_test_clobber_cr5(void); void abi_test_clobber_cr6(void); void abi_test_clobber_cr7(void); void abi_test_clobber_ctr(void); void abi_test_clobber_lr(void); } // extern "C" TEST(ABITest, PPC64LE) { // abi_test_trampoline hides unsaved registers from the caller, so we can // safely call the abi_test_clobber_* functions below. abi_test::internal::CallerState state; RAND_bytes(reinterpret_cast(&state), sizeof(state)); CHECK_ABI_NO_UNWIND(abi_test_trampoline, reinterpret_cast(abi_test_clobber_r14), &state, nullptr, 0, 0 /* no breakpoint */); CHECK_ABI_NO_UNWIND(abi_test_clobber_r0); CHECK_ABI_NO_UNWIND(abi_test_clobber_r2); CHECK_ABI_NO_UNWIND(abi_test_clobber_r3); CHECK_ABI_NO_UNWIND(abi_test_clobber_r4); CHECK_ABI_NO_UNWIND(abi_test_clobber_r5); CHECK_ABI_NO_UNWIND(abi_test_clobber_r6); CHECK_ABI_NO_UNWIND(abi_test_clobber_r7); CHECK_ABI_NO_UNWIND(abi_test_clobber_r8); CHECK_ABI_NO_UNWIND(abi_test_clobber_r9); CHECK_ABI_NO_UNWIND(abi_test_clobber_r10); CHECK_ABI_NO_UNWIND(abi_test_clobber_r11); CHECK_ABI_NO_UNWIND(abi_test_clobber_r12); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r14), "r14 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r15), "r15 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r16), "r16 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r17), "r17 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r18), "r18 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r19), "r19 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r20), "r20 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r21), "r21 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r22), "r22 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r23), "r23 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r24), "r24 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r25), "r25 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r26), "r26 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r27), "r27 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r28), "r28 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r29), "r29 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r30), "r30 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_r31), "r31 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_f0); CHECK_ABI_NO_UNWIND(abi_test_clobber_f1); CHECK_ABI_NO_UNWIND(abi_test_clobber_f2); CHECK_ABI_NO_UNWIND(abi_test_clobber_f3); CHECK_ABI_NO_UNWIND(abi_test_clobber_f4); CHECK_ABI_NO_UNWIND(abi_test_clobber_f5); CHECK_ABI_NO_UNWIND(abi_test_clobber_f6); CHECK_ABI_NO_UNWIND(abi_test_clobber_f7); CHECK_ABI_NO_UNWIND(abi_test_clobber_f8); CHECK_ABI_NO_UNWIND(abi_test_clobber_f9); CHECK_ABI_NO_UNWIND(abi_test_clobber_f10); CHECK_ABI_NO_UNWIND(abi_test_clobber_f11); CHECK_ABI_NO_UNWIND(abi_test_clobber_f12); CHECK_ABI_NO_UNWIND(abi_test_clobber_f13); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f14), "f14 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f15), "f15 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f16), "f16 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f17), "f17 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f18), "f18 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f19), "f19 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f20), "f20 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f21), "f21 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f22), "f22 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f23), "f23 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f24), "f24 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f25), "f25 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f26), "f26 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f27), "f27 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f28), "f28 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f29), "f29 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f30), "f30 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_f31), "f31 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_v0); CHECK_ABI_NO_UNWIND(abi_test_clobber_v1); CHECK_ABI_NO_UNWIND(abi_test_clobber_v2); CHECK_ABI_NO_UNWIND(abi_test_clobber_v3); CHECK_ABI_NO_UNWIND(abi_test_clobber_v4); CHECK_ABI_NO_UNWIND(abi_test_clobber_v5); CHECK_ABI_NO_UNWIND(abi_test_clobber_v6); CHECK_ABI_NO_UNWIND(abi_test_clobber_v7); CHECK_ABI_NO_UNWIND(abi_test_clobber_v8); CHECK_ABI_NO_UNWIND(abi_test_clobber_v9); CHECK_ABI_NO_UNWIND(abi_test_clobber_v10); CHECK_ABI_NO_UNWIND(abi_test_clobber_v11); CHECK_ABI_NO_UNWIND(abi_test_clobber_v12); CHECK_ABI_NO_UNWIND(abi_test_clobber_v13); CHECK_ABI_NO_UNWIND(abi_test_clobber_v14); CHECK_ABI_NO_UNWIND(abi_test_clobber_v15); CHECK_ABI_NO_UNWIND(abi_test_clobber_v16); CHECK_ABI_NO_UNWIND(abi_test_clobber_v17); CHECK_ABI_NO_UNWIND(abi_test_clobber_v18); CHECK_ABI_NO_UNWIND(abi_test_clobber_v19); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v20), "v20 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v21), "v21 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v22), "v22 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v23), "v23 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v24), "v24 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v25), "v25 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v26), "v26 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v27), "v27 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v28), "v28 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v29), "v29 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v30), "v30 was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_v31), "v31 was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_cr0); CHECK_ABI_NO_UNWIND(abi_test_clobber_cr1); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_cr2), "cr was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_cr3), "cr was not restored after return"); EXPECT_NONFATAL_FAILURE(CHECK_ABI_NO_UNWIND(abi_test_clobber_cr4), "cr was not restored after return"); CHECK_ABI_NO_UNWIND(abi_test_clobber_cr5); CHECK_ABI_NO_UNWIND(abi_test_clobber_cr6); CHECK_ABI_NO_UNWIND(abi_test_clobber_cr7); CHECK_ABI_NO_UNWIND(abi_test_clobber_ctr); CHECK_ABI_NO_UNWIND(abi_test_clobber_lr); } #endif // OPENSSL_PPC64LE && SUPPORTS_ABI_TEST