/*
* Copyright (c) 2013-2017 Chris Newland.
* Licensed under https://github.com/AdoptOpenJDK/jitwatch/blob/master/LICENSE-BSD
* Instructions: https://github.com/AdoptOpenJDK/jitwatch/wiki
*/
package org.adoptopenjdk.jitwatch.test;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.LOADED;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.S_OPEN_ANGLE;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.util.ArrayList;
import java.util.List;
import org.adoptopenjdk.jitwatch.model.IMetaMember;
import org.adoptopenjdk.jitwatch.model.JITDataModel;
import org.adoptopenjdk.jitwatch.model.assembly.Architecture;
import org.adoptopenjdk.jitwatch.model.assembly.AssemblyBlock;
import org.adoptopenjdk.jitwatch.model.assembly.AssemblyInstruction;
import org.adoptopenjdk.jitwatch.model.assembly.AssemblyMethod;
import org.adoptopenjdk.jitwatch.model.assembly.AssemblyProcessor;
import org.junit.Before;
import org.junit.Test;
public class TestAssemblyProcessor
{
private JITDataModel model;
private static final String[] SINGLE_ASSEMBLY_METHOD = new String[] {
"Decoding compiled method 0x00007f7d73364190:",
"Code:",
"[Disassembling for mach='i386:x86-64']",
"[Entry Point]",
"[Verified Entry Point]",
"[Constants]",
" # {method} 'dummyMethod' '()V' in 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" 0x00007f7d733642e0: callq 0x00007f7d77e276f0 ; {runtime_call}",
" 0x00007f7d733642e5: data32 data32 nopw 0x0(%rax,%rax,1)",
" 0x00007f7d733642f0: mov %eax,-0x14000(%rsp)",
" 0x00007f7d733642f7: push %rbp",
" 0x00007f7d733642f8: sub $0x20,%rsp" };
@Before
public void setup()
{
model = new JITDataModel();
}
public void dummyMethod()
{
}
public void dummyMethod2(String[] args)
{
}
public int add(int a, int b)
{
return a + b;
}
@Test
public void testArchitectureDetection()
{
String testX86_64 = "[Disassembling for mach='i386:x86-64']";
assertEquals(Architecture.X86_64, Architecture.parseFromLogLine(testX86_64));
}
@Test
public void testSingleAsmMethod() throws ClassNotFoundException
{
String[] lines = SINGLE_ASSEMBLY_METHOD;
String nmethodAddress = "0x00007f7d73364190";
IMetaMember createdMember = UnitTestUtil.setUpTestMember(model, getClass().getName(), "dummyMethod", void.class,
new Class<?>[0], nmethodAddress);
performAssemblyParsingOn(lines);
AssemblyMethod assemblyMethod = createdMember.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
assertEquals(1, asmBlocks.size());
AssemblyBlock block = asmBlocks.get(0);
List<AssemblyInstruction> instructions = block.getInstructions();
assertEquals(5, instructions.size());
}
@Test
public void testARM7Assembly() throws ClassNotFoundException
{
String[] lines = new String[] {
"Decoding compiled method 0x73f4a848:",
"Code:",
"[Disassembling for mach='arm']",
"[Entry Point]",
"[Constants]",
" # {method} 'add' '(II)I' in 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # this: rsi:rsi = 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # parm0: rdx = int",
" # parm1: rcx = int",
" # [sp+0x28] (sp of caller)",
" 0x73f4a940: ldr ip, [r0, #4]",
" 0x73f4a944: cmp ip, r8",
" 0x73f4a948: bne 0x73f2fe00 ; {runtime_call}",
" 0x73f4a94c: nop ; (mov r0, r0)",
"[Verified Entry Point]",
" 0x73f4a950: sub ip, sp, #64, 24 ; 0x4000",
" 0x73f4a954: strb r0, [ip]",
" 0x73f4a958: push {fp, lr}",
" 0x73f4a95c: sub sp, sp, #32 ;*synchronization entry",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@-1 (line 123)",
"",
" 0x73f4a960: str r0, [sp, #20]",
" 0x73f4a964: ldr r5, [r0, #12] ;*getfield value",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@2 (line 123)",
"",
" 0x73f4a968: ldr r7, [r5, #8] ;*arraylength",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@5 (line 123)",
" ; implicit exception: dispatches to 0x73f4ab9c",
" 0x73f4a96c: sub r4, r1, r7",
" 0x73f4a970: cmp r4, #0",
" 0x73f4a974: ble 0x73f4aa6c ;*ifle",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@7 (line 123)",
"",
" 0x73f4a978: lsl r4, r7, #1 ;*ishl",
" ; - java.lang.AbstractStringBuilder::newCapacity@6 (line 150)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4a97c: sub r8, r4, r1",
" 0x73f4a980: add r9, r8, #2",
" 0x73f4a984: mvn r6, #136, 4 ; 0x80000008",
" 0x73f4a988: cmp r9, #0",
" 0x73f4a98c: blt 0x73f4aa84 ;*ifge",
" ; - java.lang.AbstractStringBuilder::newCapacity@13 (line 151)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4a990: add r9, r4, #2 ;*iload_2",
" ; - java.lang.AbstractStringBuilder::newCapacity@18 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4a994: sub fp, r6, r9 ;*isub",
" ; - java.lang.AbstractStringBuilder::newCapacity@25 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4a998: lsl r6, r9, #1",
" 0x73f4a99c: add r4, r6, #19",
" 0x73f4a9a0: cmp r9, #0",
" 0x73f4a9a4: ble 0x73f4ab60 ;*ifle",
" ; - java.lang.AbstractStringBuilder::newCapacity@19 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4a9a8: cmp fp, #0",
" 0x73f4a9ac: blt 0x73f4ab7c ;*ifge",
" ; - java.lang.AbstractStringBuilder::newCapacity@26 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4a9b0: bic ip, r4, #7",
" 0x73f4a9b4: cmp r9, #128, 20 ; 0x80000",
" 0x73f4a9b8: bhi 0x73f4aacc",
" 0x73f4a9bc: ldr fp, [sl, #52] ; 0x34",
" 0x73f4a9c0: ldr r6, [sl, #60] ; 0x3c",
" 0x73f4a9c4: add lr, fp, ip",
" 0x73f4a9c8: mov r4, #1",
" 0x73f4a9cc: movw r8, #24880 ; 0x6130",
" ; {metadata({type array char})}",
" 0x73f4a9d0: movt r8, #26647 ; 0x6817",
" 0x73f4a9d4: cmp lr, r6",
" 0x73f4a9d8: bcs 0x73f4aacc",
" 0x73f4a9dc: str lr, [sl, #52] ; 0x34",
" 0x73f4a9e0: str r4, [fp]",
" 0x73f4a9e4: pldw [lr, #128] ; 0x80",
" 0x73f4a9e8: str r8, [fp, #4]",
" 0x73f4a9ec: pldw [lr, #144] ; 0x90",
" 0x73f4a9f0: str r9, [fp, #8]",
" 0x73f4a9f4: pldw [lr, #160] ; 0xa0",
" 0x73f4a9f8: mov r6, r9",
" 0x73f4a9fc: cmp r7, r9 ;*newarray",
" ; - java.util.Arrays::copyOf@1 (line 3332)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
"",
" 0x73f4aa00: movlt r6, r7 ;*invokestatic min",
" ; - java.util.Arrays::copyOf@11 (line 3334)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
"",
" 0x73f4aa04: add lr, fp, #12",
" 0x73f4aa08: sub r2, ip, #16",
" 0x73f4aa0c: add r1, fp, #16",
" 0x73f4aa10: cmp r7, r6",
" 0x73f4aa14: bcc 0x73f4ab08",
" 0x73f4aa18: cmp r9, r6",
" 0x73f4aa1c: bcc 0x73f4ab08",
" 0x73f4aa20: cmp r6, #0",
" 0x73f4aa24: ble 0x73f4ab40",
" 0x73f4aa28: add r0, r5, #12",
" 0x73f4aa2c: cmp r6, r9",
" 0x73f4aa30: blt 0x73f4aa8c",
" 0x73f4aa34: ldr r4, [r0]",
" 0x73f4aa38: str r4, [lr]",
" 0x73f4aa3c: lsr r2, r2, #3",
" 0x73f4aa40: add r0, r5, #16",
" 0x73f4aa44: bl Stub::jlong_disjoint_arraycopy",
" ;*newarray",
" ; - java.util.Arrays::copyOf@1 (line 3332)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
" ; {runtime_call}",
" 0x73f4aa48: dmb st ;*invokestatic arraycopy",
" ; - java.util.Arrays::copyOf@14 (line 3333)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
"",
" 0x73f4aa4c: movw r5, #0",
" 0x73f4aa50: movt r5, #29614 ; 0x73ae",
" 0x73f4aa54: ldr r4, [sp, #20]",
" 0x73f4aa58: lsr r4, r4, #9",
" 0x73f4aa5c: movw r7, #0",
" 0x73f4aa60: strb r7, [r5, r4]",
" 0x73f4aa64: ldr r5, [sp, #20]",
" 0x73f4aa68: str fp, [r5, #12] ;*synchronization entry",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@-1 (line 123)",
"",
" 0x73f4aa6c: add sp, sp, #32",
" 0x73f4aa70: pop {fp, lr}",
" 0x73f4aa74: movw ip, #53248 ; 0xd000",
" 0x73f4aa78: movt ip, #30462 ; 0x76fe",
" 0x73f4aa7c: ldr ip, [ip] ; {poll_return}",
" 0x73f4aa80: bx lr",
" 0x73f4aa84: mov r9, r1",
" 0x73f4aa88: b 0x73f4a994",
" 0x73f4aa8c: lsl r5, r6, #1",
" 0x73f4aa90: add r4, r5, #16",
" 0x73f4aa94: bic r4, r4, #6",
" 0x73f4aa98: add r7, fp, r4",
" 0x73f4aa9c: movw r8, #0",
" 0x73f4aaa0: str r8, [r7, #-4]",
" 0x73f4aaa4: sub r4, ip, r4",
" 0x73f4aaa8: mov r8, #0",
" 0x73f4aaac: mov r5, r4",
" 0x73f4aab0: subs r5, r5, #4",
" 0x73f4aab4: strge r8, [r7, r5]",
" 0x73f4aab8: bgt 0x73f4aab0",
" 0x73f4aabc: mov r2, r6",
" 0x73f4aac0: mov r1, lr",
" 0x73f4aac4: bl Stub::arrayof_jshort_disjoint_arraycopy",
" ;*invokestatic arraycopy",
" ; - java.util.Arrays::copyOf@14 (line 3333)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
" ; {runtime_call}",
" 0x73f4aac8: b 0x73f4aa48",
" 0x73f4aacc: mov fp, r0",
" 0x73f4aad0: str ip, [sp, #16]",
" 0x73f4aad4: str r7, [sp, #12]",
" 0x73f4aad8: str r9, [sp, #8]",
" 0x73f4aadc: str r5, [sp, #4]",
" 0x73f4aae0: movw r0, #24880 ; 0x6130",
" ; {metadata({type array char})}",
" 0x73f4aae4: movt r0, #26647 ; 0x6817",
" 0x73f4aae8: mov r1, r9",
" 0x73f4aaec: bl 0x73f4c400 ; OopMap{fp=Oop [4]=Oop [20]=Oop off=432}",
" ;*newarray",
" ; - java.util.Arrays::copyOf@1 (line 3332)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
" ; {runtime_call}",
" 0x73f4aaf0: ldr r5, [sp, #4]",
" 0x73f4aaf4: ldr r9, [sp, #8]",
" 0x73f4aaf8: mov fp, r0",
" 0x73f4aafc: ldr r7, [sp, #12]",
" 0x73f4ab00: ldr ip, [sp, #16]",
" 0x73f4ab04: b 0x73f4a9f8",
" 0x73f4ab08: movw r7, #0",
" 0x73f4ab0c: str r7, [lr]",
" 0x73f4ab10: mov r8, #0",
" 0x73f4ab14: mov r4, r2",
" 0x73f4ab18: subs r4, r4, #4",
" 0x73f4ab1c: strge r8, [r1, r4]",
" 0x73f4ab20: bgt 0x73f4ab18",
" 0x73f4ab24: mov r0, r5",
" 0x73f4ab28: movw r1, #0",
" 0x73f4ab2c: mov r2, fp",
" 0x73f4ab30: movw r3, #0",
" 0x73f4ab34: str r6, [sp]",
" 0x73f4ab38: bl 0x73f4ce00 ; OopMap{fp=Oop [20]=Oop off=508}",
" ;*invokestatic arraycopy",
" ; - java.util.Arrays::copyOf@14 (line 3333)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
" ; {runtime_call}",
" 0x73f4ab3c: b 0x73f4aa48",
" 0x73f4ab40: movw r4, #0",
" 0x73f4ab44: str r4, [lr]",
" 0x73f4ab48: mov r4, #0",
" 0x73f4ab4c: mov r5, r2",
" 0x73f4ab50: subs r5, r5, #4",
" 0x73f4ab54: strge r4, [r1, r5]",
" 0x73f4ab58: bgt 0x73f4ab50 ;*invokestatic arraycopy",
" ; - java.util.Arrays::copyOf@14 (line 3333)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
"",
" 0x73f4ab5c: b 0x73f4aa48",
" 0x73f4ab60: ldr fp, [sp, #20]",
" 0x73f4ab64: mvn r0, #154 ; 0x9a",
" 0x73f4ab68: str r5, [sp, #4]",
" 0x73f4ab6c: str r1, [sp, #12]",
" 0x73f4ab70: str r9, [sp, #20]",
" 0x73f4ab74: bl 0x73f2f840 ; OopMap{fp=Oop [4]=Oop off=568}",
" ;*ifle",
" ; - java.lang.AbstractStringBuilder::newCapacity@19 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
" ; {runtime_call}",
" 0x73f4ab78: udf #16 ;*ifle",
" ; - java.lang.AbstractStringBuilder::newCapacity@19 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4ab7c: vldr s14, [sp, #20]",
" 0x73f4ab80: vstr s14, [sp, #4]",
" 0x73f4ab84: mvn r0, #154 ; 0x9a",
" 0x73f4ab88: str r5, [sp, #8]",
" 0x73f4ab8c: str r1, [sp, #16]",
" 0x73f4ab90: str r9, [sp, #20]",
" 0x73f4ab94: bl 0x73f2f840 ; OopMap{[4]=Oop [8]=Oop off=600}",
" ;*ifge",
" ; - java.lang.AbstractStringBuilder::newCapacity@26 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
" ; {runtime_call}",
" 0x73f4ab98: udf #16 ;*ifge",
" ; - java.lang.AbstractStringBuilder::newCapacity@26 (line 154)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@17 (line 125)",
"",
" 0x73f4ab9c: mvn r0, #9",
" 0x73f4aba0: bl 0x73f2f840 ; OopMap{off=612}",
" ;*arraylength",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@5 (line 123)",
" ; {runtime_call}",
" 0x73f4aba4: udf #16 ;*invokestatic arraycopy",
" ; - java.util.Arrays::copyOf@14 (line 3333)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
"",
" 0x73f4aba8: mov r0, r4",
" 0x73f4abac: b 0x73f4abb4 ;*newarray",
" ; - java.util.Arrays::copyOf@1 (line 3332)",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@20 (line 124)",
"",
" 0x73f4abb0: mov r0, r4 ;*synchronization entry",
" ; - java.lang.AbstractStringBuilder::ensureCapacityInternal@-1 (line 123)",
"",
" 0x73f4abb4: add sp, sp, #32",
" 0x73f4abb8: pop {fp, lr}",
" 0x73f4abbc: b 0x73f4cd00 ; {runtime_call}",
"[Exception Handler]",
"[Stub Code]",
" 0x73f4abc0: b 0x73f49740 ; {no_reloc}",
"[Deopt Handler Code]",
" 0x73f4abc4: sub sp, sp, #4",
" 0x73f4abc8: push {lr} ; (str lr, [sp, #-4]!)",
" 0x73f4abcc: sub lr, pc, #16",
" 0x73f4abd0: str lr, [sp, #4]",
" 0x73f4abd4: pop {lr} ; (ldr lr, [sp], #4)",
" 0x73f4abd8: b 0x73f2fb50 ; {runtime_call}" };
String nmethodAddress = "0x73f4a848";
IMetaMember member = UnitTestUtil.setUpTestMember(model, getClass().getName(), "add", int.class,
new Class<?>[] { int.class, int.class }, nmethodAddress);
performAssemblyParsingOn(lines);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
assertEquals(5, asmBlocks.size());
AssemblyBlock block = asmBlocks.get(0);
List<AssemblyInstruction> instructions = block.getInstructions();
assertEquals(4, instructions.size());
}
private void performAssemblyParsingOn(String[] lines)
{
AssemblyProcessor asmProcessor = new AssemblyProcessor();
for (String line : lines)
{
String trimmedLine = line.trim();
if (!trimmedLine.startsWith(S_OPEN_ANGLE) && !trimmedLine.startsWith(LOADED))
{
asmProcessor.handleLine(trimmedLine);
}
}
asmProcessor.complete();
asmProcessor.attachAssemblyToMembers(model.getPackageManager());
}
@Test
public void testSingleAsmMethodInterrupted() throws ClassNotFoundException
{
String[] lines = new String[] {
"Decoding compiled method 0x00007f7d73363f90:",
"Code:",
"[Disassembling for mach='i386:x86-64']",
"[Entry Point]",
"[Constants]",
" # {method} 'add' '(II)I' in 'org",
"<writer thread='140176877946624'/>",
"<uncommon_trap thread='140176877946624' reason='unloaded' action='reinterpret' index='39' compile_id='2' compile_kind='osr' compiler='C2' unresolved='1' name='java/lang/System' stamp='0.374'>",
"<jvms bci='31' method='org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor dummyMethod2 ([Ljava/lang/String;)V' bytes='57' count='10000' backedge_count='6024' iicount='1'/>",
"</uncommon_trap>",
"<writer thread='140176736904960'/>",
"/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # this: rsi:rsi = 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # parm0: rdx = int",
" # parm1: rcx = int",
" # [sp+0x20] (sp of caller)",
" 0x00007f7d733640c0: mov 0x8(%rsi),%r10d",
" 0x00007f7d733640c4: cmp %r10,%rax",
" 0x00007f7d733640c7: jne 0x00007f7d7333b960 ; {runtime_call}",
" 0x00007f7d733640cd: data32 xchg %ax,%ax" };
String nmethodAddress = "0x00007f7d73363f90";
IMetaMember member = UnitTestUtil.setUpTestMember(model, getClass().getName(), "add", int.class,
new Class<?>[] { int.class, int.class }, nmethodAddress);
performAssemblyParsingOn(lines);
assertNotNull(member);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
assertEquals(1, asmBlocks.size());
AssemblyBlock block = asmBlocks.get(0);
List<AssemblyInstruction> instructions = block.getInstructions();
assertEquals(4, instructions.size());
}
@Test
public void testTwoMethodsWithOneInterrupted() throws ClassNotFoundException
{
String[] lines = new String[] {
"Decoding compiled method 0x00007f7d73364190:",
"Code:",
"[Disassembling for mach='i386:x86-64']",
"[Entry Point]",
"[Verified Entry Point]",
"[Constants]",
" # {method} 'dummyMethod2' '([Ljava.lang.String;)V' in 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" 0x00007f7d733642e0: callq 0x00007f7d77e276f0 ; {runtime_call}",
" 0x00007f7d733642e5: data32 data32 nopw 0x0(%rax,%rax,1)",
" 0x00007f7d733642f0: mov %eax,-0x14000(%rsp)",
" 0x00007f7d733642f7: push %rbp",
" 0x00007f7d733642f8: sub $0x20,%rsp",
"<nmethod compile_id='2' compile_kind='osr' compiler='C2' entry='0x00007f7d733642e0' size='800' address='0x00007f7d73364190' relocation_offset='288' insts_offset='336' stub_offset='528' scopes_data_offset='576' scopes_pcs_offset='632' dependencies_offset='792' oops_offset='552' method='org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor dummyMethod2 ([Ljava/lang/String;)V' bytes='57' count='10000' backedge_count='5377' iicount='1' stamp='0.373'/>",
"<writer thread='140176736904960'/>",
"Decoding compiled method 0x00007f7d73363f90:",
"Code:",
"[Entry Point]",
"[Constants]",
" # {method} 'add' '(II)I' in 'org",
"<writer thread='140176877946624'/>",
"<uncommon_trap thread='140176877946624' reason='unloaded' action='reinterpret' index='39' compile_id='2' compile_kind='osr' compiler='C2' unresolved='1' name='java/lang/System' stamp='0.374'>",
"<jvms bci='31' method='org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor dummyMethod2 ([Ljava/lang/String;)V' bytes='57' count='10000' backedge_count='6024' iicount='1'/>",
"</uncommon_trap>",
"<writer thread='140176736904960'/>",
"/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # this: rsi:rsi = 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # parm0: rdx = int",
" # parm1: rcx = int",
" # [sp+0x20] (sp of caller)",
" 0x00007f7d733640c0: mov 0x8(%rsi),%r10d",
" 0x00007f7d733640c4: cmp %r10,%rax",
" 0x00007f7d733640c7: jne 0x00007f7d7333b960 ; {runtime_call}",
" 0x00007f7d733640cd: data32 xchg %ax,%ax" };
String nmethodAddress1 = "0x00007f7d73364190";
String nmethodAddress2 = "0x00007f7d73363f90";
IMetaMember member = UnitTestUtil.setUpTestMember(model, getClass().getName(), "dummyMethod2", void.class,
new Class<?>[] { Class.forName("[Ljava.lang.String;") }, nmethodAddress1);
IMetaMember member2 = UnitTestUtil.setUpTestMember(model, getClass().getName(), "add", int.class,
new Class<?>[] { int.class, int.class }, nmethodAddress2);
performAssemblyParsingOn(lines);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress1, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
assertEquals(1, asmBlocks.size());
AssemblyBlock block = asmBlocks.get(0);
List<AssemblyInstruction> instructions = block.getInstructions();
assertEquals(5, instructions.size());
AssemblyMethod assemblyMethod2 = member2.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod2);
assertEquals(nmethodAddress2, assemblyMethod2.getNativeAddress());
List<AssemblyBlock> asmBlocks2 = assemblyMethod2.getBlocks();
assertEquals(1, asmBlocks2.size());
AssemblyBlock block2 = asmBlocks2.get(0);
List<AssemblyInstruction> instructions2 = block2.getInstructions();
assertEquals(4, instructions2.size());
}
@Test
public void testRegressionWorksWithJMHIndentedLogs() throws ClassNotFoundException
{
String[] lines = new String[] {
" Loaded disassembler from /home/shade/Install/jdk8u0/jre/lib/amd64/server/libhsdis-amd64.so",
" Decoding compiled method 0x00007f25cd0fedd0:",
" Code:",
" [Disassembling for mach='i386:x86-64']",
" [Entry Point]",
" [Constants]",
" # {method} {0x00007f25cc804f80} 'hashCode' '()I' in 'java/lang/String'",
" # [sp+0x40] (sp of caller)",
" 0x00007f25cd0fef40: mov 0x8(%rsi),%r10d",
" 0x00007f25cd0fef44: shl $0x3,%r10",
" 0x00007f25cd0fef48: cmp %rax,%r10",
" 0x00007f25cd0fef4b: jne 0x00007f25cd045b60 ; {runtime_call}",
" 0x00007f25cd0fef51: nopw 0x0(%rax,%rax,1)",
" 0x00007f25cd0fef5c: xchg %ax,%ax",
" [Verified Entry Point]",
" 0x00007f25cd0fef60: mov %eax,-0x14000(%rsp)",
" 0x00007f25cd0fef67: push %rbp",
" 0x00007f25cd0fef68: sub $0x30,%rsp",
" 0x00007f25cd0fef6c: mov $0x7f25cc9d0b38,%rax ; {metadata(method data for {method} {0x00007f25cc804f80} 'hashCode' '()I' in 'java/lang/String')}",
" 0x00007f25cd0fef76: mov 0x64(%rax),%edi",
" 0x00007f25cd0fef79: add $0x8,%edi",
" 0x00007f25cd0fef7c: mov %edi,0x64(%rax)",
" 0x00007f25cd0fef7f: mov $0x7f25cc804f80,%rax ; {metadata({method} {0x00007f25cc804f80} 'hashCode' '()I' in 'java/lang/String')}",
" 0x00007f25cd0fef89: and $0x1ff8,%edi",
" 0x00007f25cd0fef8f: cmp $0x0,%edi",
" 0x00007f25cd0fef92: je 0x00007f25cd0ff0cb ;*aload_0",
" ; - java.lang.String::hashCode@0 (line 1453)",
" 0x00007f25cd0fef98: mov 0x10(%rsi),%eax ;*getfield hash",
" ; - java.lang.String::hashCode@1 (line 1453)",
" 0x00007f25cd0fef9b: cmp $0x0,%eax",
" 0x00007f25cd0fef9e: mov $0x7f25cc9d0b38,%rdi ; {metadata(method data for {method} {0x00007f25cc804f80} 'hashCode' '()I' in 'java/lang/String')}",
" 0x00007f25cd0fefa8: mov $0x90,%rbx",
" 0x00007f25cd0fefb2: jne 0x00007f25cd0fefc2",
" 0x00007f25cd0fefb8: mov $0xa0,%rbx",
" 0x00007f25cd0fefc2: mov (%rdi,%rbx,1),%rdx",
" 0x00007f25cd0fefc6: lea 0x1(%rdx),%rdx",
" 0x00007f25cd0fefca: mov %rdx,(%rdi,%rbx,1)",
" 0x00007f25cd0fefce: jne 0x00007f25cd0ff0bf ;*ifne",
" ; - java.lang.String::hashCode@6 (line 1454)" };
String nmethodAddress1 = "0x00007f25cd0fedd0";
IMetaMember member = UnitTestUtil.setUpTestMember(model, "java.lang.String", "hashCode", int.class, new Class<?>[0],
nmethodAddress1);
performAssemblyParsingOn(lines);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress1, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
assertEquals(2, asmBlocks.size());
assertEquals(6, asmBlocks.get(0).getInstructions().size());
assertEquals(21, asmBlocks.get(1).getInstructions().size());
}
@Test
public void testJMHPerfAnnotations() throws ClassNotFoundException
{
String[] lines = new String[] {
" Decoding compiled method 0x00007f25cd19c690:",
" Code:",
" [Disassembling for mach='i386:x86-64']",
" [Entry Point]",
" [Constants]",
" # {method} {0x00007f25ccc5bc40} 'add' '(II",
" <writer thread='139800227780352'/>",
" <writer thread='139800228833024'/>",
" )I' in 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # this: rsi:rsi = 'org/openjdk/jmh/samples/generated/JMHSample_08_DeadCode_measureRight'",
" # parm0: rdx:rdx = 'org/openjdk/jmh/runner/InfraControl'",
" # parm1: rcx:rcx = 'org/openjdk/jmh/results/RawResults'",
" # parm2: r8:r8 = 'org/openjdk/jmh/samples/generated/JMHSample_08_DeadCode_measureRight$JMHSample_08_DeadCode_1_jmh'",
" # parm3: r9:r9 = 'org/openjdk/jmh/samples/generated/JMHSample_08_DeadCode_measureRight$Blackhole_1_jmh'",
" # [sp+0x30] (sp of caller)",
" 0x00007f25cd19c7e0: mov 0x8(%rsi),%r10d",
" 0x00007f25cd19c7e4: shl $0x3,%r10",
" 0x00007f25cd19c7e8: cmp %r10,%rax",
" 0x00007f25cd19c7eb: jne 0x00007f25cd045b60 ; {runtime_call}",
" 0x00007f25cd19c7f1: xchg %ax,%ax",
" 0x00007f25cd19c7f4: nopl 0x0(%rax,%rax,1)",
" 0x00007f25cd19c7fc: xchg %ax,%ax",
" [Verified Entry Point]",
" 1.34% 0x00007f25cd19c890: vmovsd 0xa0(%r13),%xmm0",
" 0x00007f25cd19c899: vmovsd 0x10(%r8),%xmm1 ;*getfield d1",
" ; - org.openjdk.jmh.infra.Blackhole::consume@2 (line 386)",
" ; - org.openjdk.jmh.samples.generated.JMHSample_08_DeadCode_measureRight::measureRight_avgt_jmhLoop@19 (line 160)",
" 0x00007f25cd19c89f: vmovsd 0xa8(%r13),%xmm2 ;*getfield d2",
" ; - org.openjdk.jmh.infra.Blackhole::consume@16 (line 386)",
" ; - org.openjdk.jmh.samples.generated.JMHSample_08_DeadCode_measureRight::measureRight_avgt_jmhLoop@19 (line 160)",
" 0x00007f25cd19c8a8: fldln2 ",
" 1.61% 0x00007f25cd19c8aa: sub $0x8,%rsp",
" 0x00007f25cd19c8ae: vmovsd %xmm1,(%rsp)",
" 0x00007f25cd19c8b3: fldl (%rsp)",
" 0.95% 0.02% 0x00007f25cd19c8b6: fyl2x ",
" 79.12% 95.68% 0x00007f25cd19c8b8: fstpl (%rsp)",
" 1.41% 0x00007f25cd19c8bb: vmovsd (%rsp),%xmm1",
" 5.43% 0x00007f25cd19c8c0: add $0x8,%rsp ;*invokestatic log" };
String nmethodAddress1 = "0x00007f25cd19c690";
// had to modify test class due to strong typed matching
IMetaMember member = UnitTestUtil.setUpTestMember(model, getClass().getName(), "add", int.class,
new Class<?>[] { int.class, int.class }, nmethodAddress1);
performAssemblyParsingOn(lines);
assertNotNull(member);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress1, assemblyMethod.getNativeAddress());
assertEquals(19, assemblyMethod.getMaxAnnotationWidth());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
assertEquals(2, asmBlocks.size());
assertEquals(7, asmBlocks.get(0).getInstructions().size());
assertEquals(11, asmBlocks.get(1).getInstructions().size());
AssemblyInstruction instr9 = asmBlocks.get(1).getInstructions().get(8);
assertEquals("79.12% 95.68% ", instr9.getAnnotation());
assertEquals(Long.parseLong("00007f25cd19c8b8", 16), instr9.getAddress());
assertEquals("fstpl", instr9.getMnemonic());
List<String> operands = new ArrayList<String>();
operands.add("(%rsp)");
assertEquals(operands, instr9.getOperands());
}
@Test
public void testCanParseAssemblyAndNMethodUnmangled() throws Exception
{
String[] lines = new String[] {
"Decoding compiled method 0x00007f7d73364190:",
"Code:",
"[Disassembling for mach='i386:x86-64']",
"[Entry Point]",
"[Verified Entry Point]",
"[Constants]",
" # {method} 'dummyMethod2' '([Ljava.lang.String;)V' in 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" 0x00007f7d733642e0: callq 0x00007f7d77e276f0 ; {runtime_call}",
"[Deopt Handler Code]",
"0x00007fb5ad0fe95c: movabs $0x7fb5ad0fe95c,%r10 ; {section_word}",
"0x00007fb5ad0fe966: push %r10",
"0x00007fb5ad0fe968: jmpq 0x00007fb5ad047100 ; {runtime_call}",
"0x00007fb5ad0fe96d: hlt",
"0x00007fb5ad0fe96e: hlt",
"0x00007fb5ad0fe96f: hlt",
"<nmethod compile_id='1' compiler='C1' level='3' entry='0x00007fb5ad0fe420' size='2504' address='0x00007fb5ad0fe290' relocation_offset='288'/>",
"<writer thread='140418643298048'/>" };
String nmethodAddress1 = "0x00007f7d73364190";
IMetaMember member = UnitTestUtil.setUpTestMember(model, getClass().getName(), "dummyMethod2", void.class,
new Class<?>[] { Class.forName("[Ljava.lang.String;") }, nmethodAddress1);
performAssemblyParsingOn(lines);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress1, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
// code, deopt handler
assertEquals(2, asmBlocks.size());
AssemblyBlock block0 = asmBlocks.get(0);
List<AssemblyInstruction> instructions0 = block0.getInstructions();
assertEquals(1, instructions0.size());
AssemblyBlock block1 = asmBlocks.get(1);
List<AssemblyInstruction> instructions1 = block1.getInstructions();
assertEquals(6, instructions1.size());
}
@Test
public void testCanParseAssemblyWhenMethodCommentIsMangled() throws ClassNotFoundException
{
String[] lines = new String[] {
"<writer thread='139769647986432'/>",
"Decoding compiled method 0x00007f1eaad25d50:",
"Code:",
"[Disassembling for mach='i386:x86-64']",
"[Entry Point]",
"[Constants]",
" # ",
"<writer thread='139769789089536'/>",
"<uncommon_trap thread='139769789089536' reason='unloaded' action='reinterpret' index='39' compile_id='2' compile_kind='osr' compiler='C2' unresolved='1' name='java/lang/System' stamp='0.560'>",
"</uncommon_trap>",
"<writer thread='139769647986432'/>",
"{method} 'add' '(II)I' in 'org/adoptopenjdk/jitwatch/test/TestAssemblyProcessor'",
" # this: rsi:rsi = 'SandboxTest'",
" # parm0: rdx = int",
" # parm1: rcx = int",
" # [sp+0x20] (sp of caller)",
" 0x00007f1eaad25e80: mov 0x8(%rsi),%r10d",
" 0x00007f1eaad25e84: cmp %r10,%rax",
" 0x00007f1eaad25e87: jne 0x00007f1eaacfd960 ; {runtime_call}",
" 0x00007f1eaad25e8d: data32 xchg %ax,%ax",
"[Verified Entry Point]",
" 0x00007f1eaad25e90: sub $0x18,%rsp",
" 0x00007f1eaad25e97: mov %rbp,0x10(%rsp) ;*synchronization entry",
" ; - SandboxTest::add@-1 (line 5)",
" 0x00007f1eaad25e9c: mov %edx,%eax",
" 0x00007f1eaad25e9e: add %ecx,%eax ;*iadd",
" ; - SandboxTest::add@2 (line 5)",
" 0x00007f1eaad25ea0: add $0x10,%rsp",
" 0x00007f1eaad25ea4: pop %rbp",
" 0x00007f1eaad25ea5: test %eax,0x5d06155(%rip) # 0x00007f1eb0a2c000",
" ; {poll_return}",
" 0x00007f1eaad25eab: retq ",
" 0x00007f1eaad25eac: hlt " };
String nmethodAddress1 = "0x00007f1eaad25d50";
IMetaMember member = UnitTestUtil.setUpTestMember(model, getClass().getName(), "add", int.class,
new Class<?>[] { int.class, int.class }, nmethodAddress1);
performAssemblyParsingOn(lines);
AssemblyMethod assemblyMethod = member.getLastCompilation().getAssembly();
assertNotNull(assemblyMethod);
assertEquals(nmethodAddress1, assemblyMethod.getNativeAddress());
List<AssemblyBlock> asmBlocks = assemblyMethod.getBlocks();
// code, deopt handler
assertEquals(2, asmBlocks.size());
AssemblyBlock block0 = asmBlocks.get(0);
List<AssemblyInstruction> instructions0 = block0.getInstructions();
assertEquals(4, instructions0.size());
AssemblyBlock block1 = asmBlocks.get(1);
List<AssemblyInstruction> instructions1 = block1.getInstructions();
assertEquals(9, instructions1.size());
}
}