| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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 |
| * |
| * http://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 <cstdio> |
| |
| #include "common_runtime_test.h" |
| #include "mirror/art_field-inl.h" |
| #include "mirror/art_method-inl.h" |
| #include "mirror/class-inl.h" |
| #include "mirror/string-inl.h" |
| #include "scoped_thread_state_change.h" |
| |
| namespace art { |
| |
| |
| class StubTest : public CommonRuntimeTest { |
| protected: |
| // We need callee-save methods set up in the Runtime for exceptions. |
| void SetUp() OVERRIDE { |
| // Do the normal setup. |
| CommonRuntimeTest::SetUp(); |
| |
| { |
| // Create callee-save methods |
| ScopedObjectAccess soa(Thread::Current()); |
| runtime_->SetInstructionSet(kRuntimeISA); |
| for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) { |
| Runtime::CalleeSaveType type = Runtime::CalleeSaveType(i); |
| if (!runtime_->HasCalleeSaveMethod(type)) { |
| runtime_->SetCalleeSaveMethod(runtime_->CreateCalleeSaveMethod(type), type); |
| } |
| } |
| } |
| } |
| |
| void SetUpRuntimeOptions(RuntimeOptions *options) OVERRIDE { |
| // Use a smaller heap |
| for (std::pair<std::string, const void*>& pair : *options) { |
| if (pair.first.find("-Xmx") == 0) { |
| pair.first = "-Xmx4M"; // Smallest we can go. |
| } |
| } |
| options->push_back(std::make_pair("-Xint", nullptr)); |
| } |
| |
| // Helper function needed since TEST_F makes a new class. |
| Thread::tls_ptr_sized_values* GetTlsPtr(Thread* self) { |
| return &self->tlsPtr_; |
| } |
| |
| public: |
| size_t Invoke3(size_t arg0, size_t arg1, size_t arg2, uintptr_t code, Thread* self) { |
| return Invoke3WithReferrer(arg0, arg1, arg2, code, self, nullptr); |
| } |
| |
| // TODO: Set up a frame according to referrer's specs. |
| size_t Invoke3WithReferrer(size_t arg0, size_t arg1, size_t arg2, uintptr_t code, Thread* self, |
| mirror::ArtMethod* referrer) { |
| // Push a transition back into managed code onto the linked list in thread. |
| ManagedStack fragment; |
| self->PushManagedStackFragment(&fragment); |
| |
| size_t result; |
| size_t fpr_result = 0; |
| #if defined(__i386__) |
| // TODO: Set the thread? |
| __asm__ __volatile__( |
| "subl $12, %%esp\n\t" // Align stack. |
| "pushl %[referrer]\n\t" // Store referrer. |
| "call *%%edi\n\t" // Call the stub |
| "addl $16, %%esp" // Pop referrer |
| : "=a" (result) |
| // Use the result from eax |
| : "a"(arg0), "c"(arg1), "d"(arg2), "D"(code), [referrer]"r"(referrer) |
| // This places code into edi, arg0 into eax, arg1 into ecx, and arg2 into edx |
| : "memory"); // clobber. |
| // TODO: Should we clobber the other registers? EBX gets clobbered by some of the stubs, |
| // but compilation fails when declaring that. |
| #elif defined(__arm__) |
| __asm__ __volatile__( |
| "push {r1-r12, lr}\n\t" // Save state, 13*4B = 52B |
| ".cfi_adjust_cfa_offset 52\n\t" |
| "push {r9}\n\t" |
| ".cfi_adjust_cfa_offset 4\n\t" |
| "mov r9, %[referrer]\n\n" |
| "str r9, [sp, #-8]!\n\t" // Push referrer, +8B padding so 16B aligned |
| ".cfi_adjust_cfa_offset 8\n\t" |
| "ldr r9, [sp, #8]\n\t" |
| |
| // Push everything on the stack, so we don't rely on the order. What a mess. :-( |
| "sub sp, sp, #20\n\t" |
| "str %[arg0], [sp]\n\t" |
| "str %[arg1], [sp, #4]\n\t" |
| "str %[arg2], [sp, #8]\n\t" |
| "str %[code], [sp, #12]\n\t" |
| "str %[self], [sp, #16]\n\t" |
| "ldr r0, [sp]\n\t" |
| "ldr r1, [sp, #4]\n\t" |
| "ldr r2, [sp, #8]\n\t" |
| "ldr r3, [sp, #12]\n\t" |
| "ldr r9, [sp, #16]\n\t" |
| "add sp, sp, #20\n\t" |
| |
| "blx r3\n\t" // Call the stub |
| "add sp, sp, #12\n\t" // Pop nullptr and padding |
| ".cfi_adjust_cfa_offset -12\n\t" |
| "pop {r1-r12, lr}\n\t" // Restore state |
| ".cfi_adjust_cfa_offset -52\n\t" |
| "mov %[result], r0\n\t" // Save the result |
| : [result] "=r" (result) |
| // Use the result from r0 |
| : [arg0] "r"(arg0), [arg1] "r"(arg1), [arg2] "r"(arg2), [code] "r"(code), [self] "r"(self), |
| [referrer] "r"(referrer) |
| : "memory"); // clobber. |
| #elif defined(__aarch64__) |
| __asm__ __volatile__( |
| // Spill x0-x7 which we say we don't clobber. May contain args. |
| "sub sp, sp, #64\n\t" |
| ".cfi_adjust_cfa_offset 64\n\t" |
| "stp x0, x1, [sp]\n\t" |
| "stp x2, x3, [sp, #16]\n\t" |
| "stp x4, x5, [sp, #32]\n\t" |
| "stp x6, x7, [sp, #48]\n\t" |
| |
| "sub sp, sp, #16\n\t" // Reserve stack space, 16B aligned |
| ".cfi_adjust_cfa_offset 16\n\t" |
| "str %[referrer], [sp]\n\t" // referrer |
| |
| // Push everything on the stack, so we don't rely on the order. What a mess. :-( |
| "sub sp, sp, #48\n\t" |
| ".cfi_adjust_cfa_offset 48\n\t" |
| // All things are "r" constraints, so direct str/stp should work. |
| "stp %[arg0], %[arg1], [sp]\n\t" |
| "stp %[arg2], %[code], [sp, #16]\n\t" |
| "str %[self], [sp, #32]\n\t" |
| |
| // Now we definitely have x0-x3 free, use it to garble d8 - d15 |
| "movk x0, #0xfad0\n\t" |
| "movk x0, #0xebad, lsl #16\n\t" |
| "movk x0, #0xfad0, lsl #32\n\t" |
| "movk x0, #0xebad, lsl #48\n\t" |
| "fmov d8, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d9, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d10, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d11, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d12, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d13, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d14, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d15, x0\n\t" |
| |
| // Load call params into the right registers. |
| "ldp x0, x1, [sp]\n\t" |
| "ldp x2, x3, [sp, #16]\n\t" |
| "ldr x18, [sp, #32]\n\t" |
| "add sp, sp, #48\n\t" |
| ".cfi_adjust_cfa_offset -48\n\t" |
| |
| |
| "blr x3\n\t" // Call the stub |
| "mov x8, x0\n\t" // Store result |
| "add sp, sp, #16\n\t" // Drop the quick "frame" |
| ".cfi_adjust_cfa_offset -16\n\t" |
| |
| // Test d8 - d15. We can use x1 and x2. |
| "movk x1, #0xfad0\n\t" |
| "movk x1, #0xebad, lsl #16\n\t" |
| "movk x1, #0xfad0, lsl #32\n\t" |
| "movk x1, #0xebad, lsl #48\n\t" |
| "fmov x2, d8\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d9\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d10\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d11\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d12\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d13\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d14\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d15\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| |
| "mov x9, #0\n\t" // Use x9 as flag, in clobber list |
| |
| // Finish up. |
| "2:\n\t" |
| "ldp x0, x1, [sp]\n\t" // Restore stuff not named clobbered, may contain fpr_result |
| "ldp x2, x3, [sp, #16]\n\t" |
| "ldp x4, x5, [sp, #32]\n\t" |
| "ldp x6, x7, [sp, #48]\n\t" |
| "add sp, sp, #64\n\t" // Free stack space, now sp as on entry |
| ".cfi_adjust_cfa_offset -64\n\t" |
| |
| "str x9, %[fpr_result]\n\t" // Store the FPR comparison result |
| "mov %[result], x8\n\t" // Store the call result |
| |
| "b 3f\n\t" // Goto end |
| |
| // Failed fpr verification. |
| "1:\n\t" |
| "mov x9, #1\n\t" |
| "b 2b\n\t" // Goto finish-up |
| |
| // End |
| "3:\n\t" |
| : [result] "=r" (result) |
| // Use the result from r0 |
| : [arg0] "0"(arg0), [arg1] "r"(arg1), [arg2] "r"(arg2), [code] "r"(code), [self] "r"(self), |
| [referrer] "r"(referrer), [fpr_result] "m" (fpr_result) |
| : "x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15", "x16", "x17", "x18", "x19", "x20", |
| "x21", "x22", "x23", "x24", "x25", "x26", "x27", "x28", "x30", |
| "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", |
| "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15", |
| "d16", "d17", "d18", "d19", "d20", "d21", "d22", "d23", |
| "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31", |
| "memory"); // clobber. |
| #elif defined(__x86_64__) && !defined(__APPLE__) |
| // Note: Uses the native convention |
| // TODO: Set the thread? |
| __asm__ __volatile__( |
| "pushq %[referrer]\n\t" // Push referrer |
| "pushq (%%rsp)\n\t" // & 16B alignment padding |
| ".cfi_adjust_cfa_offset 16\n\t" |
| "call *%%rax\n\t" // Call the stub |
| "addq $16, %%rsp\n\t" // Pop nullptr and padding |
| ".cfi_adjust_cfa_offset -16\n\t" |
| : "=a" (result) |
| // Use the result from rax |
| : "D"(arg0), "S"(arg1), "d"(arg2), "a"(code), [referrer] "m"(referrer) |
| // This places arg0 into rdi, arg1 into rsi, arg2 into rdx, and code into rax |
| : "rbx", "rcx", "rbp", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "memory"); // clobber all |
| // TODO: Should we clobber the other registers? |
| #else |
| LOG(WARNING) << "Was asked to invoke for an architecture I do not understand."; |
| result = 0; |
| #endif |
| // Pop transition. |
| self->PopManagedStackFragment(fragment); |
| |
| fp_result = fpr_result; |
| EXPECT_EQ(0U, fp_result); |
| |
| return result; |
| } |
| |
| // TODO: Set up a frame according to referrer's specs. |
| size_t Invoke3WithReferrerAndHidden(size_t arg0, size_t arg1, size_t arg2, uintptr_t code, |
| Thread* self, mirror::ArtMethod* referrer, size_t hidden) { |
| // Push a transition back into managed code onto the linked list in thread. |
| ManagedStack fragment; |
| self->PushManagedStackFragment(&fragment); |
| |
| size_t result; |
| size_t fpr_result = 0; |
| #if defined(__i386__) |
| // TODO: Set the thread? |
| __asm__ __volatile__( |
| "movd %[hidden], %%xmm0\n\t" |
| "subl $12, %%esp\n\t" // Align stack. |
| "pushl %[referrer]\n\t" // Store referrer |
| "call *%%edi\n\t" // Call the stub |
| "addl $16, %%esp" // Pop referrer |
| : "=a" (result) |
| // Use the result from eax |
| : "a"(arg0), "c"(arg1), "d"(arg2), "D"(code), [referrer]"m"(referrer), [hidden]"r"(hidden) |
| // This places code into edi, arg0 into eax, arg1 into ecx, and arg2 into edx |
| : "memory"); // clobber. |
| // TODO: Should we clobber the other registers? EBX gets clobbered by some of the stubs, |
| // but compilation fails when declaring that. |
| #elif defined(__arm__) |
| __asm__ __volatile__( |
| "push {r1-r12, lr}\n\t" // Save state, 13*4B = 52B |
| ".cfi_adjust_cfa_offset 52\n\t" |
| "push {r9}\n\t" |
| ".cfi_adjust_cfa_offset 4\n\t" |
| "mov r9, %[referrer]\n\n" |
| "str r9, [sp, #-8]!\n\t" // Push referrer, +8B padding so 16B aligned |
| ".cfi_adjust_cfa_offset 8\n\t" |
| "ldr r9, [sp, #8]\n\t" |
| |
| // Push everything on the stack, so we don't rely on the order. What a mess. :-( |
| "sub sp, sp, #24\n\t" |
| "str %[arg0], [sp]\n\t" |
| "str %[arg1], [sp, #4]\n\t" |
| "str %[arg2], [sp, #8]\n\t" |
| "str %[code], [sp, #12]\n\t" |
| "str %[self], [sp, #16]\n\t" |
| "str %[hidden], [sp, #20]\n\t" |
| "ldr r0, [sp]\n\t" |
| "ldr r1, [sp, #4]\n\t" |
| "ldr r2, [sp, #8]\n\t" |
| "ldr r3, [sp, #12]\n\t" |
| "ldr r9, [sp, #16]\n\t" |
| "ldr r12, [sp, #20]\n\t" |
| "add sp, sp, #24\n\t" |
| |
| "blx r3\n\t" // Call the stub |
| "add sp, sp, #12\n\t" // Pop nullptr and padding |
| ".cfi_adjust_cfa_offset -12\n\t" |
| "pop {r1-r12, lr}\n\t" // Restore state |
| ".cfi_adjust_cfa_offset -52\n\t" |
| "mov %[result], r0\n\t" // Save the result |
| : [result] "=r" (result) |
| // Use the result from r0 |
| : [arg0] "r"(arg0), [arg1] "r"(arg1), [arg2] "r"(arg2), [code] "r"(code), [self] "r"(self), |
| [referrer] "r"(referrer), [hidden] "r"(hidden) |
| : "memory"); // clobber. |
| #elif defined(__aarch64__) |
| __asm__ __volatile__( |
| // Spill x0-x7 which we say we don't clobber. May contain args. |
| "sub sp, sp, #64\n\t" |
| ".cfi_adjust_cfa_offset 64\n\t" |
| "stp x0, x1, [sp]\n\t" |
| "stp x2, x3, [sp, #16]\n\t" |
| "stp x4, x5, [sp, #32]\n\t" |
| "stp x6, x7, [sp, #48]\n\t" |
| |
| "sub sp, sp, #16\n\t" // Reserve stack space, 16B aligned |
| ".cfi_adjust_cfa_offset 16\n\t" |
| "str %[referrer], [sp]\n\t" // referrer |
| |
| // Push everything on the stack, so we don't rely on the order. What a mess. :-( |
| "sub sp, sp, #48\n\t" |
| ".cfi_adjust_cfa_offset 48\n\t" |
| // All things are "r" constraints, so direct str/stp should work. |
| "stp %[arg0], %[arg1], [sp]\n\t" |
| "stp %[arg2], %[code], [sp, #16]\n\t" |
| "stp %[self], %[hidden], [sp, #32]\n\t" |
| |
| // Now we definitely have x0-x3 free, use it to garble d8 - d15 |
| "movk x0, #0xfad0\n\t" |
| "movk x0, #0xebad, lsl #16\n\t" |
| "movk x0, #0xfad0, lsl #32\n\t" |
| "movk x0, #0xebad, lsl #48\n\t" |
| "fmov d8, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d9, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d10, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d11, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d12, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d13, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d14, x0\n\t" |
| "add x0, x0, 1\n\t" |
| "fmov d15, x0\n\t" |
| |
| // Load call params into the right registers. |
| "ldp x0, x1, [sp]\n\t" |
| "ldp x2, x3, [sp, #16]\n\t" |
| "ldp x18, x12, [sp, #32]\n\t" |
| "add sp, sp, #48\n\t" |
| ".cfi_adjust_cfa_offset -48\n\t" |
| |
| "blr x3\n\t" // Call the stub |
| "mov x8, x0\n\t" // Store result |
| "add sp, sp, #16\n\t" // Drop the quick "frame" |
| ".cfi_adjust_cfa_offset -16\n\t" |
| |
| // Test d8 - d15. We can use x1 and x2. |
| "movk x1, #0xfad0\n\t" |
| "movk x1, #0xebad, lsl #16\n\t" |
| "movk x1, #0xfad0, lsl #32\n\t" |
| "movk x1, #0xebad, lsl #48\n\t" |
| "fmov x2, d8\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d9\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d10\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d11\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d12\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d13\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d14\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| "add x1, x1, 1\n\t" |
| |
| "fmov x2, d15\n\t" |
| "cmp x1, x2\n\t" |
| "b.ne 1f\n\t" |
| |
| "mov x9, #0\n\t" // Use x9 as flag, in clobber list |
| |
| // Finish up. |
| "2:\n\t" |
| "ldp x0, x1, [sp]\n\t" // Restore stuff not named clobbered, may contain fpr_result |
| "ldp x2, x3, [sp, #16]\n\t" |
| "ldp x4, x5, [sp, #32]\n\t" |
| "ldp x6, x7, [sp, #48]\n\t" |
| "add sp, sp, #64\n\t" // Free stack space, now sp as on entry |
| ".cfi_adjust_cfa_offset -64\n\t" |
| |
| "str x9, %[fpr_result]\n\t" // Store the FPR comparison result |
| "mov %[result], x8\n\t" // Store the call result |
| |
| "b 3f\n\t" // Goto end |
| |
| // Failed fpr verification. |
| "1:\n\t" |
| "mov x9, #1\n\t" |
| "b 2b\n\t" // Goto finish-up |
| |
| // End |
| "3:\n\t" |
| : [result] "=r" (result) |
| // Use the result from r0 |
| : [arg0] "0"(arg0), [arg1] "r"(arg1), [arg2] "r"(arg2), [code] "r"(code), [self] "r"(self), |
| [referrer] "r"(referrer), [hidden] "r"(hidden), [fpr_result] "m" (fpr_result) |
| : "x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15", "x16", "x17", "x18", "x19", "x20", |
| "x21", "x22", "x23", "x24", "x25", "x26", "x27", "x28", "x30", |
| "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", |
| "d8", "d9", "d10", "d11", "d12", "d13", "d14", "d15", |
| "d16", "d17", "d18", "d19", "d20", "d21", "d22", "d23", |
| "d24", "d25", "d26", "d27", "d28", "d29", "d30", "d31", |
| "memory"); // clobber. |
| #elif defined(__x86_64__) && !defined(__APPLE__) |
| // Note: Uses the native convention |
| // TODO: Set the thread? |
| __asm__ __volatile__( |
| "movq %[hidden], %%r9\n\t" // No need to save r9, listed as clobbered |
| "movd %%r9, %%xmm0\n\t" |
| "pushq %[referrer]\n\t" // Push referrer |
| "pushq (%%rsp)\n\t" // & 16B alignment padding |
| ".cfi_adjust_cfa_offset 16\n\t" |
| "call *%%rax\n\t" // Call the stub |
| "addq $16, %%rsp\n\t" // Pop nullptr and padding |
| ".cfi_adjust_cfa_offset -16\n\t" |
| : "=a" (result) |
| // Use the result from rax |
| : "D"(arg0), "S"(arg1), "d"(arg2), "a"(code), [referrer] "m"(referrer), [hidden] "m"(hidden) |
| // This places arg0 into rdi, arg1 into rsi, arg2 into rdx, and code into rax |
| : "rbx", "rcx", "rbp", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| "memory"); // clobber all |
| // TODO: Should we clobber the other registers? |
| #else |
| LOG(WARNING) << "Was asked to invoke for an architecture I do not understand."; |
| result = 0; |
| #endif |
| // Pop transition. |
| self->PopManagedStackFragment(fragment); |
| |
| fp_result = fpr_result; |
| EXPECT_EQ(0U, fp_result); |
| |
| return result; |
| } |
| |
| // Method with 32b arg0, 64b arg1 |
| size_t Invoke3UWithReferrer(size_t arg0, uint64_t arg1, uintptr_t code, Thread* self, |
| mirror::ArtMethod* referrer) { |
| #if (defined(__x86_64__) && !defined(__APPLE__)) || defined(__aarch64__) |
| // Just pass through. |
| return Invoke3WithReferrer(arg0, arg1, 0U, code, self, referrer); |
| #else |
| // Need to split up arguments. |
| uint32_t lower = static_cast<uint32_t>(arg1 & 0xFFFFFFFF); |
| uint32_t upper = static_cast<uint32_t>((arg1 >> 32) & 0xFFFFFFFF); |
| |
| return Invoke3WithReferrer(arg0, lower, upper, code, self, referrer); |
| #endif |
| } |
| |
| // Method with 32b arg0, 32b arg1, 64b arg2 |
| size_t Invoke3UUWithReferrer(uint32_t arg0, uint32_t arg1, uint64_t arg2, uintptr_t code, |
| Thread* self, mirror::ArtMethod* referrer) { |
| #if (defined(__x86_64__) && !defined(__APPLE__)) || defined(__aarch64__) |
| // Just pass through. |
| return Invoke3WithReferrer(arg0, arg1, arg2, code, self, referrer); |
| #else |
| // TODO: Needs 4-param invoke. |
| return 0; |
| #endif |
| } |
| |
| protected: |
| size_t fp_result; |
| }; |
| |
| |
| #if defined(__i386__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_memcpy(void); |
| #endif |
| |
| TEST_F(StubTest, Memcpy) { |
| #if defined(__i386__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| Thread* self = Thread::Current(); |
| |
| uint32_t orig[20]; |
| uint32_t trg[20]; |
| for (size_t i = 0; i < 20; ++i) { |
| orig[i] = i; |
| trg[i] = 0; |
| } |
| |
| Invoke3(reinterpret_cast<size_t>(&trg[4]), reinterpret_cast<size_t>(&orig[4]), |
| 10 * sizeof(uint32_t), reinterpret_cast<uintptr_t>(&art_quick_memcpy), self); |
| |
| EXPECT_EQ(orig[0], trg[0]); |
| |
| for (size_t i = 1; i < 4; ++i) { |
| EXPECT_NE(orig[i], trg[i]); |
| } |
| |
| for (size_t i = 4; i < 14; ++i) { |
| EXPECT_EQ(orig[i], trg[i]); |
| } |
| |
| for (size_t i = 14; i < 20; ++i) { |
| EXPECT_NE(orig[i], trg[i]); |
| } |
| |
| // TODO: Test overlapping? |
| |
| #else |
| LOG(INFO) << "Skipping memcpy as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping memcpy as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_lock_object(void); |
| #endif |
| |
| TEST_F(StubTest, LockObject) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| static constexpr size_t kThinLockLoops = 100; |
| |
| Thread* self = Thread::Current(); |
| // Create an object |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::String> obj( |
| hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), "hello, world!"))); |
| LockWord lock = obj->GetLockWord(false); |
| LockWord::LockState old_state = lock.GetState(); |
| EXPECT_EQ(LockWord::LockState::kUnlocked, old_state); |
| |
| Invoke3(reinterpret_cast<size_t>(obj.Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_lock_object), self); |
| |
| LockWord lock_after = obj->GetLockWord(false); |
| LockWord::LockState new_state = lock_after.GetState(); |
| EXPECT_EQ(LockWord::LockState::kThinLocked, new_state); |
| EXPECT_EQ(lock_after.ThinLockCount(), 0U); // Thin lock starts count at zero |
| |
| for (size_t i = 1; i < kThinLockLoops; ++i) { |
| Invoke3(reinterpret_cast<size_t>(obj.Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_lock_object), self); |
| |
| // Check we're at lock count i |
| |
| LockWord l_inc = obj->GetLockWord(false); |
| LockWord::LockState l_inc_state = l_inc.GetState(); |
| EXPECT_EQ(LockWord::LockState::kThinLocked, l_inc_state); |
| EXPECT_EQ(l_inc.ThinLockCount(), i); |
| } |
| |
| // Force a fat lock by running identity hashcode to fill up lock word. |
| Handle<mirror::String> obj2(hs.NewHandle( |
| mirror::String::AllocFromModifiedUtf8(soa.Self(), "hello, world!"))); |
| |
| obj2->IdentityHashCode(); |
| |
| Invoke3(reinterpret_cast<size_t>(obj2.Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_lock_object), self); |
| |
| LockWord lock_after2 = obj2->GetLockWord(false); |
| LockWord::LockState new_state2 = lock_after2.GetState(); |
| EXPECT_EQ(LockWord::LockState::kFatLocked, new_state2); |
| EXPECT_NE(lock_after2.FatLockMonitor(), static_cast<Monitor*>(nullptr)); |
| |
| // Test done. |
| #else |
| LOG(INFO) << "Skipping lock_object as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping lock_object as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| class RandGen { |
| public: |
| explicit RandGen(uint32_t seed) : val_(seed) {} |
| |
| uint32_t next() { |
| val_ = val_ * 48271 % 2147483647 + 13; |
| return val_; |
| } |
| |
| uint32_t val_; |
| }; |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_lock_object(void); |
| extern "C" void art_quick_unlock_object(void); |
| #endif |
| |
| // NO_THREAD_SAFETY_ANALYSIS as we do not want to grab exclusive mutator lock for MonitorInfo. |
| static void TestUnlockObject(StubTest* test) NO_THREAD_SAFETY_ANALYSIS { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| static constexpr size_t kThinLockLoops = 100; |
| |
| Thread* self = Thread::Current(); |
| // Create an object |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| static constexpr size_t kNumberOfLocks = 10; // Number of objects = lock |
| StackHandleScope<kNumberOfLocks + 1> hs(self); |
| Handle<mirror::String> obj( |
| hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), "hello, world!"))); |
| LockWord lock = obj->GetLockWord(false); |
| LockWord::LockState old_state = lock.GetState(); |
| EXPECT_EQ(LockWord::LockState::kUnlocked, old_state); |
| |
| test->Invoke3(reinterpret_cast<size_t>(obj.Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_unlock_object), self); |
| // This should be an illegal monitor state. |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| |
| LockWord lock_after = obj->GetLockWord(false); |
| LockWord::LockState new_state = lock_after.GetState(); |
| EXPECT_EQ(LockWord::LockState::kUnlocked, new_state); |
| |
| test->Invoke3(reinterpret_cast<size_t>(obj.Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_lock_object), self); |
| |
| LockWord lock_after2 = obj->GetLockWord(false); |
| LockWord::LockState new_state2 = lock_after2.GetState(); |
| EXPECT_EQ(LockWord::LockState::kThinLocked, new_state2); |
| |
| test->Invoke3(reinterpret_cast<size_t>(obj.Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_unlock_object), self); |
| |
| LockWord lock_after3 = obj->GetLockWord(false); |
| LockWord::LockState new_state3 = lock_after3.GetState(); |
| EXPECT_EQ(LockWord::LockState::kUnlocked, new_state3); |
| |
| // Stress test: |
| // Keep a number of objects and their locks in flight. Randomly lock or unlock one of them in |
| // each step. |
| |
| RandGen r(0x1234); |
| |
| constexpr size_t kIterations = 10000; // Number of iterations |
| constexpr size_t kMoveToFat = 1000; // Chance of 1:kMoveFat to make a lock fat. |
| |
| size_t counts[kNumberOfLocks]; |
| bool fat[kNumberOfLocks]; // Whether a lock should be thin or fat. |
| Handle<mirror::String> objects[kNumberOfLocks]; |
| |
| // Initialize = allocate. |
| for (size_t i = 0; i < kNumberOfLocks; ++i) { |
| counts[i] = 0; |
| fat[i] = false; |
| objects[i] = hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), "")); |
| } |
| |
| for (size_t i = 0; i < kIterations; ++i) { |
| // Select which lock to update. |
| size_t index = r.next() % kNumberOfLocks; |
| |
| // Make lock fat? |
| if (!fat[index] && (r.next() % kMoveToFat == 0)) { |
| fat[index] = true; |
| objects[index]->IdentityHashCode(); |
| |
| LockWord lock_iter = objects[index]->GetLockWord(false); |
| LockWord::LockState iter_state = lock_iter.GetState(); |
| if (counts[index] == 0) { |
| EXPECT_EQ(LockWord::LockState::kHashCode, iter_state); |
| } else { |
| EXPECT_EQ(LockWord::LockState::kFatLocked, iter_state); |
| } |
| } else { |
| bool lock; // Whether to lock or unlock in this step. |
| if (counts[index] == 0) { |
| lock = true; |
| } else if (counts[index] == kThinLockLoops) { |
| lock = false; |
| } else { |
| // Randomly. |
| lock = r.next() % 2 == 0; |
| } |
| |
| if (lock) { |
| test->Invoke3(reinterpret_cast<size_t>(objects[index].Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_lock_object), self); |
| counts[index]++; |
| } else { |
| test->Invoke3(reinterpret_cast<size_t>(objects[index].Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_unlock_object), self); |
| counts[index]--; |
| } |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| // Check the new state. |
| LockWord lock_iter = objects[index]->GetLockWord(true); |
| LockWord::LockState iter_state = lock_iter.GetState(); |
| if (fat[index]) { |
| // Abuse MonitorInfo. |
| EXPECT_EQ(LockWord::LockState::kFatLocked, iter_state) << index; |
| MonitorInfo info(objects[index].Get()); |
| EXPECT_EQ(counts[index], info.entry_count_) << index; |
| } else { |
| if (counts[index] > 0) { |
| EXPECT_EQ(LockWord::LockState::kThinLocked, iter_state); |
| EXPECT_EQ(counts[index] - 1, lock_iter.ThinLockCount()); |
| } else { |
| EXPECT_EQ(LockWord::LockState::kUnlocked, iter_state); |
| } |
| } |
| } |
| } |
| |
| // Unlock the remaining count times and then check it's unlocked. Then deallocate. |
| // Go reverse order to correctly handle Handles. |
| for (size_t i = 0; i < kNumberOfLocks; ++i) { |
| size_t index = kNumberOfLocks - 1 - i; |
| size_t count = counts[index]; |
| while (count > 0) { |
| test->Invoke3(reinterpret_cast<size_t>(objects[index].Get()), 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_unlock_object), self); |
| count--; |
| } |
| |
| LockWord lock_after4 = objects[index]->GetLockWord(false); |
| LockWord::LockState new_state4 = lock_after4.GetState(); |
| EXPECT_TRUE(LockWord::LockState::kUnlocked == new_state4 |
| || LockWord::LockState::kFatLocked == new_state4); |
| } |
| |
| // Test done. |
| #else |
| LOG(INFO) << "Skipping unlock_object as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping unlock_object as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| TEST_F(StubTest, UnlockObject) { |
| TestUnlockObject(this); |
| } |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_check_cast(void); |
| #endif |
| |
| TEST_F(StubTest, CheckCast) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| Thread* self = Thread::Current(); |
| // Find some classes. |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::Class> c( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/Object;"))); |
| Handle<mirror::Class> c2( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/String;"))); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(c.Get()), 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_check_cast), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| Invoke3(reinterpret_cast<size_t>(c2.Get()), reinterpret_cast<size_t>(c2.Get()), 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_check_cast), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(c2.Get()), 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_check_cast), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| // TODO: Make the following work. But that would require correct managed frames. |
| |
| Invoke3(reinterpret_cast<size_t>(c2.Get()), reinterpret_cast<size_t>(c.Get()), 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_check_cast), self); |
| |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| |
| #else |
| LOG(INFO) << "Skipping check_cast as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping check_cast as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_aput_obj_with_null_and_bound_check(void); |
| // Do not check non-checked ones, we'd need handlers and stuff... |
| #endif |
| |
| TEST_F(StubTest, APutObj) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| Thread* self = Thread::Current(); |
| // Create an object |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| StackHandleScope<5> hs(soa.Self()); |
| Handle<mirror::Class> c( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); |
| Handle<mirror::Class> ca( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/String;"))); |
| |
| // Build a string array of size 1 |
| Handle<mirror::ObjectArray<mirror::Object>> array( |
| hs.NewHandle(mirror::ObjectArray<mirror::Object>::Alloc(soa.Self(), ca.Get(), 10))); |
| |
| // Build a string -> should be assignable |
| Handle<mirror::String> str_obj( |
| hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), "hello, world!"))); |
| |
| // Build a generic object -> should fail assigning |
| Handle<mirror::Object> obj_obj(hs.NewHandle(c->AllocObject(soa.Self()))); |
| |
| // Play with it... |
| |
| // 1) Success cases |
| // 1.1) Assign str_obj to array[0..3] |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 0U, reinterpret_cast<size_t>(str_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(str_obj.Get(), array->Get(0)); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 1U, reinterpret_cast<size_t>(str_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(str_obj.Get(), array->Get(1)); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 2U, reinterpret_cast<size_t>(str_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(str_obj.Get(), array->Get(2)); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 3U, reinterpret_cast<size_t>(str_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(str_obj.Get(), array->Get(3)); |
| |
| // 1.2) Assign null to array[0..3] |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 0U, reinterpret_cast<size_t>(nullptr), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(nullptr, array->Get(0)); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 1U, reinterpret_cast<size_t>(nullptr), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(nullptr, array->Get(1)); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 2U, reinterpret_cast<size_t>(nullptr), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(nullptr, array->Get(2)); |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 3U, reinterpret_cast<size_t>(nullptr), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(nullptr, array->Get(3)); |
| |
| // TODO: Check _which_ exception is thrown. Then make 3) check that it's the right check order. |
| |
| // 2) Failure cases (str into str[]) |
| // 2.1) Array = null |
| // TODO: Throwing NPE needs actual DEX code |
| |
| // Invoke3(reinterpret_cast<size_t>(nullptr), 0U, reinterpret_cast<size_t>(str_obj.Get()), |
| // reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| // |
| // EXPECT_TRUE(self->IsExceptionPending()); |
| // self->ClearException(); |
| |
| // 2.2) Index < 0 |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), static_cast<size_t>(-1), |
| reinterpret_cast<size_t>(str_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| |
| // 2.3) Index > 0 |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 10U, reinterpret_cast<size_t>(str_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| |
| // 3) Failure cases (obj into str[]) |
| |
| Invoke3(reinterpret_cast<size_t>(array.Get()), 0U, reinterpret_cast<size_t>(obj_obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_aput_obj_with_null_and_bound_check), self); |
| |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| |
| // Tests done. |
| #else |
| LOG(INFO) << "Skipping aput_obj as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping aput_obj as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| TEST_F(StubTest, AllocObject) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| // TODO: Check the "Unresolved" allocation stubs |
| |
| Thread* self = Thread::Current(); |
| // Create an object |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| StackHandleScope<2> hs(soa.Self()); |
| Handle<mirror::Class> c( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); |
| |
| // Play with it... |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| { |
| // Use an arbitrary method from c to use as referrer |
| size_t result = Invoke3(static_cast<size_t>(c->GetDexTypeIndex()), // type_idx |
| reinterpret_cast<size_t>(c->GetVirtualMethod(0)), // arbitrary |
| 0U, |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocObject), |
| self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_NE(reinterpret_cast<size_t>(nullptr), result); |
| mirror::Object* obj = reinterpret_cast<mirror::Object*>(result); |
| EXPECT_EQ(c.Get(), obj->GetClass()); |
| VerifyObject(obj); |
| } |
| |
| { |
| // We can use nullptr in the second argument as we do not need a method here (not used in |
| // resolved/initialized cases) |
| size_t result = Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(nullptr), 0U, |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocObjectResolved), |
| self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_NE(reinterpret_cast<size_t>(nullptr), result); |
| mirror::Object* obj = reinterpret_cast<mirror::Object*>(result); |
| EXPECT_EQ(c.Get(), obj->GetClass()); |
| VerifyObject(obj); |
| } |
| |
| { |
| // We can use nullptr in the second argument as we do not need a method here (not used in |
| // resolved/initialized cases) |
| size_t result = Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(nullptr), 0U, |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocObjectInitialized), |
| self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_NE(reinterpret_cast<size_t>(nullptr), result); |
| mirror::Object* obj = reinterpret_cast<mirror::Object*>(result); |
| EXPECT_EQ(c.Get(), obj->GetClass()); |
| VerifyObject(obj); |
| } |
| |
| // Failure tests. |
| |
| // Out-of-memory. |
| { |
| Runtime::Current()->GetHeap()->SetIdealFootprint(1 * GB); |
| |
| // Array helps to fill memory faster. |
| Handle<mirror::Class> ca( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/Object;"))); |
| |
| // Use arbitrary large amount for now. |
| static const size_t kMaxHandles = 1000000; |
| std::unique_ptr<StackHandleScope<kMaxHandles>> hsp(new StackHandleScope<kMaxHandles>(self)); |
| |
| std::vector<Handle<mirror::Object>> handles; |
| // Start allocating with 128K |
| size_t length = 128 * KB / 4; |
| while (length > 10) { |
| Handle<mirror::Object> h(hsp->NewHandle<mirror::Object>( |
| mirror::ObjectArray<mirror::Object>::Alloc(soa.Self(), ca.Get(), length / 4))); |
| if (self->IsExceptionPending() || h.Get() == nullptr) { |
| self->ClearException(); |
| |
| // Try a smaller length |
| length = length / 8; |
| // Use at most half the reported free space. |
| size_t mem = Runtime::Current()->GetHeap()->GetFreeMemory(); |
| if (length * 8 > mem) { |
| length = mem / 8; |
| } |
| } else { |
| handles.push_back(h); |
| } |
| } |
| LOG(INFO) << "Used " << handles.size() << " arrays to fill space."; |
| |
| // Allocate simple objects till it fails. |
| while (!self->IsExceptionPending()) { |
| Handle<mirror::Object> h = hsp->NewHandle(c->AllocObject(soa.Self())); |
| if (!self->IsExceptionPending() && h.Get() != nullptr) { |
| handles.push_back(h); |
| } |
| } |
| self->ClearException(); |
| |
| size_t result = Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(nullptr), 0U, |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocObjectInitialized), |
| self); |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| EXPECT_EQ(reinterpret_cast<size_t>(nullptr), result); |
| } |
| |
| // Tests done. |
| #else |
| LOG(INFO) << "Skipping alloc_object as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping alloc_object as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| TEST_F(StubTest, AllocObjectArray) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| // TODO: Check the "Unresolved" allocation stubs |
| |
| Thread* self = Thread::Current(); |
| // Create an object |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| StackHandleScope<2> hs(self); |
| Handle<mirror::Class> c( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "[Ljava/lang/Object;"))); |
| |
| // Needed to have a linked method. |
| Handle<mirror::Class> c_obj( |
| hs.NewHandle(class_linker_->FindSystemClass(soa.Self(), "Ljava/lang/Object;"))); |
| |
| // Play with it... |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| // For some reason this does not work, as the type_idx is artificial and outside what the |
| // resolved types of c_obj allow... |
| |
| if (false) { |
| // Use an arbitrary method from c to use as referrer |
| size_t result = Invoke3(static_cast<size_t>(c->GetDexTypeIndex()), // type_idx |
| reinterpret_cast<size_t>(c_obj->GetVirtualMethod(0)), // arbitrary |
| 10U, |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocArray), |
| self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| EXPECT_NE(reinterpret_cast<size_t>(nullptr), result); |
| mirror::Array* obj = reinterpret_cast<mirror::Array*>(result); |
| EXPECT_EQ(c.Get(), obj->GetClass()); |
| VerifyObject(obj); |
| EXPECT_EQ(obj->GetLength(), 10); |
| } |
| |
| { |
| // We can use nullptr in the second argument as we do not need a method here (not used in |
| // resolved/initialized cases) |
| size_t result = Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(nullptr), 10U, |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocArrayResolved), |
| self); |
| EXPECT_FALSE(self->IsExceptionPending()) << PrettyTypeOf(self->GetException(nullptr)); |
| EXPECT_NE(reinterpret_cast<size_t>(nullptr), result); |
| mirror::Object* obj = reinterpret_cast<mirror::Object*>(result); |
| EXPECT_TRUE(obj->IsArrayInstance()); |
| EXPECT_TRUE(obj->IsObjectArray()); |
| EXPECT_EQ(c.Get(), obj->GetClass()); |
| VerifyObject(obj); |
| mirror::Array* array = reinterpret_cast<mirror::Array*>(result); |
| EXPECT_EQ(array->GetLength(), 10); |
| } |
| |
| // Failure tests. |
| |
| // Out-of-memory. |
| { |
| size_t result = Invoke3(reinterpret_cast<size_t>(c.Get()), reinterpret_cast<size_t>(nullptr), |
| GB, // that should fail... |
| reinterpret_cast<uintptr_t>(GetTlsPtr(self)->quick_entrypoints.pAllocArrayResolved), |
| self); |
| |
| EXPECT_TRUE(self->IsExceptionPending()); |
| self->ClearException(); |
| EXPECT_EQ(reinterpret_cast<size_t>(nullptr), result); |
| } |
| |
| // Tests done. |
| #else |
| LOG(INFO) << "Skipping alloc_array as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping alloc_array as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_string_compareto(void); |
| #endif |
| |
| TEST_F(StubTest, StringCompareTo) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| // TODO: Check the "Unresolved" allocation stubs |
| |
| Thread* self = Thread::Current(); |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| // Create some strings |
| // Use array so we can index into it and use a matrix for expected results |
| // Setup: The first half is standard. The second half uses a non-zero offset. |
| // TODO: Shared backing arrays. |
| static constexpr size_t kBaseStringCount = 8; |
| const char* c[kBaseStringCount] = { "", "", "a", "aa", "ab", |
| "aacaacaacaacaacaac", // This one's under the default limit to go to __memcmp16. |
| "aacaacaacaacaacaacaacaacaacaacaacaac", // This one's over. |
| "aacaacaacaacaacaacaacaacaacaacaacaaca" }; // As is this one. We need a separate one to |
| // defeat object-equal optimizations. |
| |
| static constexpr size_t kStringCount = 2 * kBaseStringCount; |
| |
| StackHandleScope<kStringCount> hs(self); |
| Handle<mirror::String> s[kStringCount]; |
| |
| for (size_t i = 0; i < kBaseStringCount; ++i) { |
| s[i] = hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), c[i])); |
| } |
| |
| RandGen r(0x1234); |
| |
| for (size_t i = kBaseStringCount; i < kStringCount; ++i) { |
| s[i] = hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), c[i - kBaseStringCount])); |
| int32_t length = s[i]->GetLength(); |
| if (length > 1) { |
| // Set a random offset and length. |
| int32_t new_offset = 1 + (r.next() % (length - 1)); |
| int32_t rest = length - new_offset - 1; |
| int32_t new_length = 1 + (rest > 0 ? r.next() % rest : 0); |
| |
| s[i]->SetField32<false>(mirror::String::CountOffset(), new_length); |
| s[i]->SetField32<false>(mirror::String::OffsetOffset(), new_offset); |
| } |
| } |
| |
| // TODO: wide characters |
| |
| // Matrix of expectations. First component is first parameter. Note we only check against the |
| // sign, not the value. As we are testing random offsets, we need to compute this and need to |
| // rely on String::CompareTo being correct. |
| int32_t expected[kStringCount][kStringCount]; |
| for (size_t x = 0; x < kStringCount; ++x) { |
| for (size_t y = 0; y < kStringCount; ++y) { |
| expected[x][y] = s[x]->CompareTo(s[y].Get()); |
| } |
| } |
| |
| // Play with it... |
| |
| for (size_t x = 0; x < kStringCount; ++x) { |
| for (size_t y = 0; y < kStringCount; ++y) { |
| // Test string_compareto x y |
| size_t result = Invoke3(reinterpret_cast<size_t>(s[x].Get()), |
| reinterpret_cast<size_t>(s[y].Get()), 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_string_compareto), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| // The result is a 32b signed integer |
| union { |
| size_t r; |
| int32_t i; |
| } conv; |
| conv.r = result; |
| int32_t e = expected[x][y]; |
| EXPECT_TRUE(e == 0 ? conv.i == 0 : true) << "x=" << c[x] << " y=" << c[y] << " res=" << |
| conv.r; |
| EXPECT_TRUE(e < 0 ? conv.i < 0 : true) << "x=" << c[x] << " y=" << c[y] << " res=" << |
| conv.r; |
| EXPECT_TRUE(e > 0 ? conv.i > 0 : true) << "x=" << c[x] << " y=" << c[y] << " res=" << |
| conv.r; |
| } |
| } |
| |
| // TODO: Deallocate things. |
| |
| // Tests done. |
| #else |
| LOG(INFO) << "Skipping string_compareto as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping string_compareto as I don't know how to do that on " << kRuntimeISA << |
| std::endl; |
| #endif |
| } |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_set32_static(void); |
| extern "C" void art_quick_get32_static(void); |
| #endif |
| |
| static void GetSet32Static(Handle<mirror::Object>* obj, Handle<mirror::ArtField>* f, Thread* self, |
| mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| constexpr size_t num_values = 7; |
| uint32_t values[num_values] = { 0, 1, 2, 255, 32768, 1000000, 0xFFFFFFFF }; |
| |
| for (size_t i = 0; i < num_values; ++i) { |
| test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| static_cast<size_t>(values[i]), |
| 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_set32_static), |
| self, |
| referrer); |
| |
| size_t res = test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_get32_static), |
| self, |
| referrer); |
| |
| EXPECT_EQ(res, values[i]) << "Iteration " << i; |
| } |
| #else |
| LOG(INFO) << "Skipping set32static as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping set32static as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_set32_instance(void); |
| extern "C" void art_quick_get32_instance(void); |
| #endif |
| |
| static void GetSet32Instance(Handle<mirror::Object>* obj, Handle<mirror::ArtField>* f, |
| Thread* self, mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| constexpr size_t num_values = 7; |
| uint32_t values[num_values] = { 0, 1, 2, 255, 32768, 1000000, 0xFFFFFFFF }; |
| |
| for (size_t i = 0; i < num_values; ++i) { |
| test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| reinterpret_cast<size_t>(obj->Get()), |
| static_cast<size_t>(values[i]), |
| reinterpret_cast<uintptr_t>(&art_quick_set32_instance), |
| self, |
| referrer); |
| |
| int32_t res = f->Get()->GetInt(obj->Get()); |
| EXPECT_EQ(res, static_cast<int32_t>(values[i])) << "Iteration " << i; |
| |
| res++; |
| f->Get()->SetInt<false>(obj->Get(), res); |
| |
| size_t res2 = test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| reinterpret_cast<size_t>(obj->Get()), |
| 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_get32_instance), |
| self, |
| referrer); |
| EXPECT_EQ(res, static_cast<int32_t>(res2)); |
| } |
| #else |
| LOG(INFO) << "Skipping set32instance as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping set32instance as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_set_obj_static(void); |
| extern "C" void art_quick_get_obj_static(void); |
| |
| static void set_and_check_static(uint32_t f_idx, mirror::Object* val, Thread* self, |
| mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| test->Invoke3WithReferrer(static_cast<size_t>(f_idx), |
| reinterpret_cast<size_t>(val), |
| 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_set_obj_static), |
| self, |
| referrer); |
| |
| size_t res = test->Invoke3WithReferrer(static_cast<size_t>(f_idx), |
| 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_get_obj_static), |
| self, |
| referrer); |
| |
| EXPECT_EQ(res, reinterpret_cast<size_t>(val)) << "Value " << val; |
| } |
| #endif |
| |
| static void GetSetObjStatic(Handle<mirror::Object>* obj, Handle<mirror::ArtField>* f, Thread* self, |
| mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| set_and_check_static((*f)->GetDexFieldIndex(), nullptr, self, referrer, test); |
| |
| // Allocate a string object for simplicity. |
| mirror::String* str = mirror::String::AllocFromModifiedUtf8(self, "Test"); |
| set_and_check_static((*f)->GetDexFieldIndex(), str, self, referrer, test); |
| |
| set_and_check_static((*f)->GetDexFieldIndex(), nullptr, self, referrer, test); |
| #else |
| LOG(INFO) << "Skipping setObjstatic as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping setObjstatic as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_set_obj_instance(void); |
| extern "C" void art_quick_get_obj_instance(void); |
| |
| static void set_and_check_instance(Handle<mirror::ArtField>* f, mirror::Object* trg, |
| mirror::Object* val, Thread* self, mirror::ArtMethod* referrer, |
| StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| reinterpret_cast<size_t>(trg), |
| reinterpret_cast<size_t>(val), |
| reinterpret_cast<uintptr_t>(&art_quick_set_obj_instance), |
| self, |
| referrer); |
| |
| size_t res = test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| reinterpret_cast<size_t>(trg), |
| 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_get_obj_instance), |
| self, |
| referrer); |
| |
| EXPECT_EQ(res, reinterpret_cast<size_t>(val)) << "Value " << val; |
| |
| EXPECT_EQ(val, f->Get()->GetObj(trg)); |
| } |
| #endif |
| |
| static void GetSetObjInstance(Handle<mirror::Object>* obj, Handle<mirror::ArtField>* f, |
| Thread* self, mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| set_and_check_instance(f, obj->Get(), nullptr, self, referrer, test); |
| |
| // Allocate a string object for simplicity. |
| mirror::String* str = mirror::String::AllocFromModifiedUtf8(self, "Test"); |
| set_and_check_instance(f, obj->Get(), str, self, referrer, test); |
| |
| set_and_check_instance(f, obj->Get(), nullptr, self, referrer, test); |
| #else |
| LOG(INFO) << "Skipping setObjinstance as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping setObjinstance as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| // TODO: Complete these tests for 32b architectures. |
| |
| #if (defined(__x86_64__) && !defined(__APPLE__)) || defined(__aarch64__) |
| extern "C" void art_quick_set64_static(void); |
| extern "C" void art_quick_get64_static(void); |
| #endif |
| |
| static void GetSet64Static(Handle<mirror::Object>* obj, Handle<mirror::ArtField>* f, Thread* self, |
| mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| #if (defined(__x86_64__) && !defined(__APPLE__)) || defined(__aarch64__) |
| constexpr size_t num_values = 8; |
| uint64_t values[num_values] = { 0, 1, 2, 255, 32768, 1000000, 0xFFFFFFFF, 0xFFFFFFFFFFFF }; |
| |
| for (size_t i = 0; i < num_values; ++i) { |
| test->Invoke3UWithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| values[i], |
| reinterpret_cast<uintptr_t>(&art_quick_set64_static), |
| self, |
| referrer); |
| |
| size_t res = test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| 0U, 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_get64_static), |
| self, |
| referrer); |
| |
| EXPECT_EQ(res, values[i]) << "Iteration " << i; |
| } |
| #else |
| LOG(INFO) << "Skipping set64static as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping set64static as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| |
| #if (defined(__x86_64__) && !defined(__APPLE__)) || defined(__aarch64__) |
| extern "C" void art_quick_set64_instance(void); |
| extern "C" void art_quick_get64_instance(void); |
| #endif |
| |
| static void GetSet64Instance(Handle<mirror::Object>* obj, Handle<mirror::ArtField>* f, |
| Thread* self, mirror::ArtMethod* referrer, StubTest* test) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| #if (defined(__x86_64__) && !defined(__APPLE__)) || defined(__aarch64__) |
| constexpr size_t num_values = 8; |
| uint64_t values[num_values] = { 0, 1, 2, 255, 32768, 1000000, 0xFFFFFFFF, 0xFFFFFFFFFFFF }; |
| |
| for (size_t i = 0; i < num_values; ++i) { |
| test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| reinterpret_cast<size_t>(obj->Get()), |
| static_cast<size_t>(values[i]), |
| reinterpret_cast<uintptr_t>(&art_quick_set64_instance), |
| self, |
| referrer); |
| |
| int64_t res = f->Get()->GetLong(obj->Get()); |
| EXPECT_EQ(res, static_cast<int64_t>(values[i])) << "Iteration " << i; |
| |
| res++; |
| f->Get()->SetLong<false>(obj->Get(), res); |
| |
| size_t res2 = test->Invoke3WithReferrer(static_cast<size_t>((*f)->GetDexFieldIndex()), |
| reinterpret_cast<size_t>(obj->Get()), |
| 0U, |
| reinterpret_cast<uintptr_t>(&art_quick_get64_instance), |
| self, |
| referrer); |
| EXPECT_EQ(res, static_cast<int64_t>(res2)); |
| } |
| #else |
| LOG(INFO) << "Skipping set64instance as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping set64instance as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| static void TestFields(Thread* self, StubTest* test, Primitive::Type test_type) { |
| // garbage is created during ClassLinker::Init |
| |
| JNIEnv* env = Thread::Current()->GetJniEnv(); |
| jclass jc = env->FindClass("AllFields"); |
| CHECK(jc != NULL); |
| jobject o = env->AllocObject(jc); |
| CHECK(o != NULL); |
| |
| ScopedObjectAccess soa(self); |
| StackHandleScope<5> hs(self); |
| Handle<mirror::Object> obj(hs.NewHandle(soa.Decode<mirror::Object*>(o))); |
| Handle<mirror::Class> c(hs.NewHandle(obj->GetClass())); |
| // Need a method as a referrer |
| Handle<mirror::ArtMethod> m(hs.NewHandle(c->GetDirectMethod(0))); |
| |
| // Play with it... |
| |
| // Static fields. |
| { |
| Handle<mirror::ObjectArray<mirror::ArtField>> fields(hs.NewHandle(c.Get()->GetSFields())); |
| int32_t num_fields = fields->GetLength(); |
| for (int32_t i = 0; i < num_fields; ++i) { |
| StackHandleScope<1> hs(self); |
| Handle<mirror::ArtField> f(hs.NewHandle(fields->Get(i))); |
| |
| Primitive::Type type = f->GetTypeAsPrimitiveType(); |
| switch (type) { |
| case Primitive::Type::kPrimInt: |
| if (test_type == type) { |
| GetSet32Static(&obj, &f, self, m.Get(), test); |
| } |
| break; |
| |
| case Primitive::Type::kPrimLong: |
| if (test_type == type) { |
| GetSet64Static(&obj, &f, self, m.Get(), test); |
| } |
| break; |
| |
| case Primitive::Type::kPrimNot: |
| // Don't try array. |
| if (test_type == type && f->GetTypeDescriptor()[0] != '[') { |
| GetSetObjStatic(&obj, &f, self, m.Get(), test); |
| } |
| break; |
| |
| default: |
| break; // Skip. |
| } |
| } |
| } |
| |
| // Instance fields. |
| { |
| Handle<mirror::ObjectArray<mirror::ArtField>> fields(hs.NewHandle(c.Get()->GetIFields())); |
| int32_t num_fields = fields->GetLength(); |
| for (int32_t i = 0; i < num_fields; ++i) { |
| StackHandleScope<1> hs(self); |
| Handle<mirror::ArtField> f(hs.NewHandle(fields->Get(i))); |
| |
| Primitive::Type type = f->GetTypeAsPrimitiveType(); |
| switch (type) { |
| case Primitive::Type::kPrimInt: |
| if (test_type == type) { |
| GetSet32Instance(&obj, &f, self, m.Get(), test); |
| } |
| break; |
| |
| case Primitive::Type::kPrimLong: |
| if (test_type == type) { |
| GetSet64Instance(&obj, &f, self, m.Get(), test); |
| } |
| break; |
| |
| case Primitive::Type::kPrimNot: |
| // Don't try array. |
| if (test_type == type && f->GetTypeDescriptor()[0] != '[') { |
| GetSetObjInstance(&obj, &f, self, m.Get(), test); |
| } |
| break; |
| |
| default: |
| break; // Skip. |
| } |
| } |
| } |
| |
| // TODO: Deallocate things. |
| } |
| |
| |
| TEST_F(StubTest, Fields32) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| Thread* self = Thread::Current(); |
| |
| self->TransitionFromSuspendedToRunnable(); |
| LoadDex("AllFields"); |
| bool started = runtime_->Start(); |
| CHECK(started); |
| |
| TestFields(self, this, Primitive::Type::kPrimInt); |
| } |
| |
| TEST_F(StubTest, FieldsObj) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| Thread* self = Thread::Current(); |
| |
| self->TransitionFromSuspendedToRunnable(); |
| LoadDex("AllFields"); |
| bool started = runtime_->Start(); |
| CHECK(started); |
| |
| TestFields(self, this, Primitive::Type::kPrimNot); |
| } |
| |
| TEST_F(StubTest, Fields64) { |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| Thread* self = Thread::Current(); |
| |
| self->TransitionFromSuspendedToRunnable(); |
| LoadDex("AllFields"); |
| bool started = runtime_->Start(); |
| CHECK(started); |
| |
| TestFields(self, this, Primitive::Type::kPrimLong); |
| } |
| |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| extern "C" void art_quick_imt_conflict_trampoline(void); |
| #endif |
| |
| TEST_F(StubTest, IMT) { |
| #if defined(__i386__) || defined(__arm__) || defined(__aarch64__) || (defined(__x86_64__) && !defined(__APPLE__)) |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| Thread* self = Thread::Current(); |
| |
| ScopedObjectAccess soa(self); |
| StackHandleScope<7> hs(self); |
| |
| JNIEnv* env = Thread::Current()->GetJniEnv(); |
| |
| // ArrayList |
| |
| // Load ArrayList and used methods (JNI). |
| jclass arraylist_jclass = env->FindClass("java/util/ArrayList"); |
| ASSERT_NE(nullptr, arraylist_jclass); |
| jmethodID arraylist_constructor = env->GetMethodID(arraylist_jclass, "<init>", "()V"); |
| ASSERT_NE(nullptr, arraylist_constructor); |
| jmethodID contains_jmethod = env->GetMethodID(arraylist_jclass, "contains", "(Ljava/lang/Object;)Z"); |
| ASSERT_NE(nullptr, contains_jmethod); |
| jmethodID add_jmethod = env->GetMethodID(arraylist_jclass, "add", "(Ljava/lang/Object;)Z"); |
| ASSERT_NE(nullptr, add_jmethod); |
| |
| // Get mirror representation. |
| Handle<mirror::ArtMethod> contains_amethod(hs.NewHandle(soa.DecodeMethod(contains_jmethod))); |
| |
| // Patch up ArrayList.contains. |
| if (contains_amethod.Get()->GetEntryPointFromQuickCompiledCode() == nullptr) { |
| contains_amethod.Get()->SetEntryPointFromQuickCompiledCode(reinterpret_cast<void*>( |
| GetTlsPtr(self)->quick_entrypoints.pQuickToInterpreterBridge)); |
| } |
| |
| // List |
| |
| // Load List and used methods (JNI). |
| jclass list_jclass = env->FindClass("java/util/List"); |
| ASSERT_NE(nullptr, list_jclass); |
| jmethodID inf_contains_jmethod = env->GetMethodID(list_jclass, "contains", "(Ljava/lang/Object;)Z"); |
| ASSERT_NE(nullptr, inf_contains_jmethod); |
| |
| // Get mirror representation. |
| Handle<mirror::ArtMethod> inf_contains(hs.NewHandle(soa.DecodeMethod(inf_contains_jmethod))); |
| |
| // Object |
| |
| jclass obj_jclass = env->FindClass("java/lang/Object"); |
| ASSERT_NE(nullptr, obj_jclass); |
| jmethodID obj_constructor = env->GetMethodID(obj_jclass, "<init>", "()V"); |
| ASSERT_NE(nullptr, obj_constructor); |
| |
| // Sanity check: check that there is a conflict for List.contains in ArrayList. |
| |
| mirror::Class* arraylist_class = soa.Decode<mirror::Class*>(arraylist_jclass); |
| mirror::ArtMethod* m = arraylist_class->GetEmbeddedImTableEntry( |
| inf_contains->GetDexMethodIndex() % mirror::Class::kImtSize); |
| |
| if (!m->IsImtConflictMethod()) { |
| LOG(WARNING) << "Test is meaningless, no IMT conflict in setup: " << |
| PrettyMethod(m, true); |
| LOG(WARNING) << "Please update StubTest.IMT."; |
| return; |
| } |
| |
| // Create instances. |
| |
| jobject jarray_list = env->NewObject(arraylist_jclass, arraylist_constructor); |
| ASSERT_NE(nullptr, jarray_list); |
| Handle<mirror::Object> array_list(hs.NewHandle(soa.Decode<mirror::Object*>(jarray_list))); |
| |
| jobject jobj = env->NewObject(obj_jclass, obj_constructor); |
| ASSERT_NE(nullptr, jobj); |
| Handle<mirror::Object> obj(hs.NewHandle(soa.Decode<mirror::Object*>(jobj))); |
| |
| // Invoke. |
| |
| size_t result = |
| Invoke3WithReferrerAndHidden(0U, reinterpret_cast<size_t>(array_list.Get()), |
| reinterpret_cast<size_t>(obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_imt_conflict_trampoline), |
| self, contains_amethod.Get(), |
| static_cast<size_t>(inf_contains.Get()->GetDexMethodIndex())); |
| |
| ASSERT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(static_cast<size_t>(JNI_FALSE), result); |
| |
| // Add object. |
| |
| env->CallBooleanMethod(jarray_list, add_jmethod, jobj); |
| |
| ASSERT_FALSE(self->IsExceptionPending()) << PrettyTypeOf(self->GetException(nullptr)); |
| |
| // Invoke again. |
| |
| result = Invoke3WithReferrerAndHidden(0U, reinterpret_cast<size_t>(array_list.Get()), |
| reinterpret_cast<size_t>(obj.Get()), |
| reinterpret_cast<uintptr_t>(&art_quick_imt_conflict_trampoline), |
| self, contains_amethod.Get(), |
| static_cast<size_t>(inf_contains.Get()->GetDexMethodIndex())); |
| |
| ASSERT_FALSE(self->IsExceptionPending()); |
| EXPECT_EQ(static_cast<size_t>(JNI_TRUE), result); |
| #else |
| LOG(INFO) << "Skipping imt as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping imt as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| #if defined(__arm__) || defined(__aarch64__) |
| extern "C" void art_quick_indexof(void); |
| #endif |
| |
| TEST_F(StubTest, StringIndexOf) { |
| #if defined(__arm__) || defined(__aarch64__) |
| TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); |
| |
| Thread* self = Thread::Current(); |
| ScopedObjectAccess soa(self); |
| // garbage is created during ClassLinker::Init |
| |
| // Create some strings |
| // Use array so we can index into it and use a matrix for expected results |
| // Setup: The first half is standard. The second half uses a non-zero offset. |
| // TODO: Shared backing arrays. |
| static constexpr size_t kStringCount = 7; |
| const char* c_str[kStringCount] = { "", "a", "ba", "cba", "dcba", "edcba", "asdfghjkl" }; |
| static constexpr size_t kCharCount = 5; |
| const char c_char[kCharCount] = { 'a', 'b', 'c', 'd', 'e' }; |
| |
| StackHandleScope<kStringCount> hs(self); |
| Handle<mirror::String> s[kStringCount]; |
| |
| for (size_t i = 0; i < kStringCount; ++i) { |
| s[i] = hs.NewHandle(mirror::String::AllocFromModifiedUtf8(soa.Self(), c_str[i])); |
| } |
| |
| // Matrix of expectations. First component is first parameter. Note we only check against the |
| // sign, not the value. As we are testing random offsets, we need to compute this and need to |
| // rely on String::CompareTo being correct. |
| static constexpr size_t kMaxLen = 9; |
| DCHECK_LE(strlen(c_str[kStringCount-1]), kMaxLen) << "Please fix the indexof test."; |
| |
| // Last dimension: start, offset by 1. |
| int32_t expected[kStringCount][kCharCount][kMaxLen + 3]; |
| for (size_t x = 0; x < kStringCount; ++x) { |
| for (size_t y = 0; y < kCharCount; ++y) { |
| for (size_t z = 0; z <= kMaxLen + 2; ++z) { |
| expected[x][y][z] = s[x]->FastIndexOf(c_char[y], static_cast<int32_t>(z) - 1); |
| } |
| } |
| } |
| |
| // Play with it... |
| |
| for (size_t x = 0; x < kStringCount; ++x) { |
| for (size_t y = 0; y < kCharCount; ++y) { |
| for (size_t z = 0; z <= kMaxLen + 2; ++z) { |
| int32_t start = static_cast<int32_t>(z) - 1; |
| |
| // Test string_compareto x y |
| size_t result = Invoke3(reinterpret_cast<size_t>(s[x].Get()), c_char[y], start, |
| reinterpret_cast<uintptr_t>(&art_quick_indexof), self); |
| |
| EXPECT_FALSE(self->IsExceptionPending()); |
| |
| // The result is a 32b signed integer |
| union { |
| size_t r; |
| int32_t i; |
| } conv; |
| conv.r = result; |
| |
| EXPECT_EQ(expected[x][y][z], conv.i) << "Wrong result for " << c_str[x] << " / " << |
| c_char[y] << " @ " << start; |
| } |
| } |
| } |
| |
| // TODO: Deallocate things. |
| |
| // Tests done. |
| #else |
| LOG(INFO) << "Skipping indexof as I don't know how to do that on " << kRuntimeISA; |
| // Force-print to std::cout so it's also outside the logcat. |
| std::cout << "Skipping indexof as I don't know how to do that on " << kRuntimeISA << std::endl; |
| #endif |
| } |
| |
| } // namespace art |