// Copyright 2018 The BoringSSL Authors // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // https://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #include #include #include #include "test/abi_test.h" BSSL_NAMESPACE_BEGIN namespace { bool test_function_ok; 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 abi_test_clobber_rbx(); void abi_test_clobber_rcx(); void abi_test_clobber_rdx(); void abi_test_clobber_rsi(); void abi_test_clobber_rdi(); void abi_test_clobber_rbp(); void abi_test_clobber_r8(); void abi_test_clobber_r9(); void abi_test_clobber_r10(); void abi_test_clobber_r11(); void abi_test_clobber_r12(); void abi_test_clobber_r13(); void abi_test_clobber_r14(); void abi_test_clobber_r15(); void abi_test_clobber_xmm0(); void abi_test_clobber_xmm1(); void abi_test_clobber_xmm2(); void abi_test_clobber_xmm3(); void abi_test_clobber_xmm4(); void abi_test_clobber_xmm5(); void abi_test_clobber_xmm6(); void abi_test_clobber_xmm7(); void abi_test_clobber_xmm8(); void abi_test_clobber_xmm9(); void abi_test_clobber_xmm10(); void abi_test_clobber_xmm11(); void abi_test_clobber_xmm12(); void abi_test_clobber_xmm13(); void abi_test_clobber_xmm14(); void abi_test_clobber_xmm15(); } // 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 abi_test_clobber_ebx(); void abi_test_clobber_ecx(); void abi_test_clobber_edx(); void abi_test_clobber_esi(); void abi_test_clobber_edi(); void abi_test_clobber_ebp(); void abi_test_clobber_xmm0(); void abi_test_clobber_xmm1(); void abi_test_clobber_xmm2(); void abi_test_clobber_xmm3(); void abi_test_clobber_xmm4(); void abi_test_clobber_xmm5(); void abi_test_clobber_xmm6(); void abi_test_clobber_xmm7(); } // 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 abi_test_clobber_r1(); void abi_test_clobber_r2(); void abi_test_clobber_r3(); void abi_test_clobber_r4(); void abi_test_clobber_r5(); void abi_test_clobber_r6(); void abi_test_clobber_r7(); void abi_test_clobber_r8(); void abi_test_clobber_r9(); void abi_test_clobber_r10(); void abi_test_clobber_r11(); void abi_test_clobber_r12(); // r13, r14, and r15, are sp, lr, and pc, respectively. void abi_test_clobber_d0(); void abi_test_clobber_d1(); void abi_test_clobber_d2(); void abi_test_clobber_d3(); void abi_test_clobber_d4(); void abi_test_clobber_d5(); void abi_test_clobber_d6(); void abi_test_clobber_d7(); void abi_test_clobber_d8(); void abi_test_clobber_d9(); void abi_test_clobber_d10(); void abi_test_clobber_d11(); void abi_test_clobber_d12(); void abi_test_clobber_d13(); void abi_test_clobber_d14(); void abi_test_clobber_d15(); } // 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 abi_test_clobber_x1(); void abi_test_clobber_x2(); void abi_test_clobber_x3(); void abi_test_clobber_x4(); void abi_test_clobber_x5(); void abi_test_clobber_x6(); void abi_test_clobber_x7(); void abi_test_clobber_x8(); void abi_test_clobber_x9(); void abi_test_clobber_x10(); void abi_test_clobber_x11(); void abi_test_clobber_x12(); void abi_test_clobber_x13(); void abi_test_clobber_x14(); void abi_test_clobber_x15(); void abi_test_clobber_x16(); void abi_test_clobber_x17(); // x18 is the platform register and off limits. void abi_test_clobber_x19(); void abi_test_clobber_x20(); void abi_test_clobber_x21(); void abi_test_clobber_x22(); void abi_test_clobber_x23(); void abi_test_clobber_x24(); void abi_test_clobber_x25(); void abi_test_clobber_x26(); void abi_test_clobber_x27(); void abi_test_clobber_x28(); void abi_test_clobber_x29(); void abi_test_clobber_d0(); void abi_test_clobber_d1(); void abi_test_clobber_d2(); void abi_test_clobber_d3(); void abi_test_clobber_d4(); void abi_test_clobber_d5(); void abi_test_clobber_d6(); void abi_test_clobber_d7(); void abi_test_clobber_d8(); void abi_test_clobber_d9(); void abi_test_clobber_d10(); void abi_test_clobber_d11(); void abi_test_clobber_d12(); void abi_test_clobber_d13(); void abi_test_clobber_d14(); void abi_test_clobber_d15(); void abi_test_clobber_d16(); void abi_test_clobber_d17(); void abi_test_clobber_d18(); void abi_test_clobber_d19(); void abi_test_clobber_d20(); void abi_test_clobber_d21(); void abi_test_clobber_d22(); void abi_test_clobber_d23(); void abi_test_clobber_d24(); void abi_test_clobber_d25(); void abi_test_clobber_d26(); void abi_test_clobber_d27(); void abi_test_clobber_d28(); void abi_test_clobber_d29(); void abi_test_clobber_d30(); void abi_test_clobber_d31(); void abi_test_clobber_v8_upper(); void abi_test_clobber_v9_upper(); void abi_test_clobber_v10_upper(); void abi_test_clobber_v11_upper(); void abi_test_clobber_v12_upper(); void abi_test_clobber_v13_upper(); void abi_test_clobber_v14_upper(); void abi_test_clobber_v15_upper(); } // 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 } // namespace BSSL_NAMESPACE_END