在IDEA配置VM options,打印汇编指令
-XX:+UnlockDiagnosticVMOptions -XX:+PrintAssembly
windows系统 下载插件 hsdis-amd64.dll 链接: https://pan.baidu.com/s/1gltHHQQRqjb2dspJXkUekw 提取码: xc2w
放在目录 jdk1.8.0_121jreinserver 下
执行main函数即可
"C:Program FilesJavajdk1.8.0_121injava" -XX:+UnlockDiagnosticVMOptions -XX:+PrintAssembly "-javaagent:C:Program FilesJetBrainsIntelliJ IDEA 2017.1.3libidea_rt.jar=65255:C:Program FilesJetBrainsIntelliJ IDEA 2017.1.3in" -Dfile.encoding=UTF-8 -classpath "C:Program FilesJavajdk1.8.0_121jrelibcharsets.jar;C:Program FilesJavajdk1.8.0_121jrelibdeploy.jar;C:Program FilesJavajdk1.8.0_121jrelibextaccess-bridge-64.jar;C:Program FilesJavajdk1.8.0_121jrelibextcldrdata.jar;C:Program FilesJavajdk1.8.0_121jrelibextdnsns.jar;C:Program FilesJavajdk1.8.0_121jrelibextjaccess.jar;C:Program FilesJavajdk1.8.0_121jrelibextjfxrt.jar;C:Program FilesJavajdk1.8.0_121jrelibextlocaledata.jar;C:Program FilesJavajdk1.8.0_121jrelibext ashorn.jar;C:Program FilesJavajdk1.8.0_121jrelibextsunec.jar;C:Program FilesJavajdk1.8.0_121jrelibextsunjce_provider.jar;C:Program FilesJavajdk1.8.0_121jrelibextsunmscapi.jar;C:Program FilesJavajdk1.8.0_121jrelibextsunpkcs11.jar;C:Program FilesJavajdk1.8.0_121jrelibextzipfs.jar;C:Program FilesJavajdk1.8.0_121jrelibjavaws.jar;C:Program FilesJavajdk1.8.0_121jrelibjce.jar;C:Program FilesJavajdk1.8.0_121jrelibjfr.jar;C:Program FilesJavajdk1.8.0_121jrelibjfxswt.jar;C:Program FilesJavajdk1.8.0_121jrelibjsse.jar;C:Program FilesJavajdk1.8.0_121jrelibmanagement-agent.jar;C:Program FilesJavajdk1.8.0_121jrelibplugin.jar;C:Program FilesJavajdk1.8.0_121jrelib esources.jar;C:Program FilesJavajdk1.8.0_121jrelib t.jar;C:vat est-demo(1) est-demo argetclasses;C:vat est-demo(1) est-demosrclibedf-openapi-sdk-0.1.14.jar;C:vat est-demo(1) est-demosrclibfapiao-openapi-sdk-0.1.1.jar;C:vat est-demo(1) est-demosrclibcommons-codec-1.11.jar;C:vat est-demo(1) est-demosrclibcommons-lang3-3.7.jar;C:vat est-demo(1) est-demosrclibdom4j-2.0.2.jar;C:vat est-demo(1) est-demosrclibfastjson-1.2.47.jar;C:vat est-demo(1) est-demosrclibgroovy-all-2.4.9.jar;C:vat est-demo(1) est-demosrclibguava-19.0.jar;C:vat est-demo(1) est-demosrclibhamcrest-core-1.3.jar;C:vat est-demo(1) est-demosrclibjaxen-1.1.6.jar;C:vat est-demo(1) est-demosrclibjunit-4.11.jar;C:vat est-demo(1) est-demosrcliblogback-classic-1.2.3.jar;C:vat est-demo(1) est-demosrcliblogback-core-1.2.3.jar;C:vat est-demo(1) est-demosrcliblombok-1.18.8.jar;C:vat est-demo(1) est-demosrclibokhttp-3.3.0.jar;C:vat est-demo(1) est-demosrclibokio-1.8.0.jar;C:vat est-demo(1) est-demosrclibslf4j-api-1.7.26.jar;C:vat est-demo(1) est-demosrclibspock-core-1.1-groovy-2.4.jar;C:softwareapache-maven-3.3.3 epository etsfjson-libjson-lib2.4json-lib-2.4-jdk15.jar;C:softwareapache-maven-3.3.3 epositorycommons-beanutilscommons-beanutils1.8.0commons-beanutils-1.8.0.jar;C:softwareapache-maven-3.3.3 epositorycommons-collectionscommons-collections3.2.1commons-collections-3.2.1.jar;C:softwareapache-maven-3.3.3 epositorycommons-langcommons-lang2.5commons-lang-2.5.jar;C:softwareapache-maven-3.3.3 epositorycommons-loggingcommons-logging1.1.1commons-logging-1.1.1.jar;C:softwareapache-maven-3.3.3 epository etsfezmorphezmorph1.0.6ezmorph-1.0.6.jar;C:softwareapache-maven-3.3.3 epositorydom4jdom4j1.6.1dom4j-1.6.1.jar;C:softwareapache-maven-3.3.3 epositoryxml-apisxml-apis1.0.b2xml-apis-1.0.b2.jar;C:softwareapache-maven-3.3.3 epositorycomalibabafastjson1.2.32fastjson-1.2.32.jar;C:softwareapache-maven-3.3.3 epositoryorgapachehttpcomponentshttpclient4.3.6httpclient-4.3.6.jar;C:softwareapache-maven-3.3.3 epositoryorgapachehttpcomponentshttpcore4.3.3httpcore-4.3.3.jar;C:softwareapache-maven-3.3.3 epositorycommons-codeccommons-codec1.6commons-codec-1.6.jar;C:softwareapache-maven-3.3.3 epositoryorgslf4jslf4j-api1.7.26slf4j-api-1.7.26.jar;C:softwareapache-maven-3.3.3 epositorycomsquareupokhttp3okhttp3.3.0okhttp-3.3.0.jar;C:softwareapache-maven-3.3.3 epositorycomsquareupokiookio1.8.0okio-1.8.0.jar;C:softwareapache-maven-3.3.3 epositorylog4jlog4j1.2.17log4j-1.2.17.jar;C:softwareapache-maven-3.3.3 epositoryorgapachecommonscommons-lang33.0commons-lang3-3.0.jar;C:softwareapache-maven-3.3.3 epositorycomgooglecodegsongson2.3.1gson-2.3.1.jar;C:softwareapache-maven-3.3.3 epositoryorgapachepoipoi-ooxml3.8poi-ooxml-3.8.jar;C:softwareapache-maven-3.3.3 epositoryorgapachepoipoi3.8poi-3.8.jar;C:softwareapache-maven-3.3.3 epositoryorgapachepoipoi-ooxml-schemas3.8poi-ooxml-schemas-3.8.jar;C:softwareapache-maven-3.3.3 epositoryorgapachexmlbeansxmlbeans2.3.0xmlbeans-2.3.0.jar;C:softwareapache-maven-3.3.3 epositorystaxstax-api1.0.1stax-api-1.0.1.jar;C:softwareapache-maven-3.3.3 epositoryorgapachepoipoi-scratchpad3.8poi-scratchpad-3.8.jar;C:vat est-demo(1) est-demosrclib eon-1.1.jar" com.test.method.edfSDK.demo.Test Loaded disassembler from C:Program FilesJavajdk1.8.0_121jreinserverhsdis-amd64.dll Decoding compiled method 0x00000000032d2e10: Code: [Disassembling for mach='i386:x86-64'] [Entry Point] [Constants] # {method} {0x000000001c357cc8} 'encodeChar' '(C)I' in 'sun/nio/cs/ext/DoubleByte$Encoder' # this: rdx:rdx = 'sun/nio/cs/ext/DoubleByte$Encoder' # parm0: r8 = char # [sp+0x40] (sp of caller) 0x00000000032d2f80: mov 0x8(%rdx),%r10d 0x00000000032d2f84: shl $0x3,%r10 0x00000000032d2f88: cmp %rax,%r10 0x00000000032d2f8b: jne 0x0000000003215f60 ; {runtime_call} 0x00000000032d2f91: data16 data16 nopw 0x0(%rax,%rax,1) 0x00000000032d2f9c: data16 data16 xchg %ax,%ax [Verified Entry Point] 0x00000000032d2fa0: mov %eax,-0x6000(%rsp) 0x00000000032d2fa7: push %rbp 0x00000000032d2fa8: sub $0x30,%rsp 0x00000000032d2fac: movabs $0x1c403758,%rax ; {metadata(method data for {method} {0x000000001c357cc8} 'encodeChar' '(C)I' in 'sun/nio/cs/ext/DoubleByte$Encoder')} 0x00000000032d2fb6: mov 0xdc(%rax),%esi 0x00000000032d2fbc: add $0x8,%esi 0x00000000032d2fbf: mov %esi,0xdc(%rax) 0x00000000032d2fc5: movabs $0x1c357cc0,%rax ; {metadata({method} {0x000000001c357cc8} 'encodeChar' '(C)I' in 'sun/nio/cs/ext/DoubleByte$Encoder')} 0x00000000032d2fcf: and $0x1ff8,%esi 0x00000000032d2fd5: cmp $0x0,%esi 0x00000000032d2fd8: je 0x00000000032d302a ;*aload_0 ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@0 (line 656) 0x00000000032d2fde: mov 0x30(%rdx),%eax 0x00000000032d2fe1: shl $0x3,%rax ;*getfield c2b ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@1 (line 656) 0x00000000032d2fe5: mov 0x34(%rdx),%esi 0x00000000032d2fe8: shl $0x3,%rsi ;*getfield c2bIndex ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@5 (line 656) 0x00000000032d2fec: mov %r8,%rdi 0x00000000032d2fef: sar $0x8,%edi 0x00000000032d2ff2: movslq %edi,%rbx 0x00000000032d2ff5: cmp 0xc(%rsi),%edi ; implicit exception: dispatches to 0x00000000032d303e 0x00000000032d2ff8: jae 0x00000000032d3048 0x00000000032d2ffe: movzwl 0x10(%rsi,%rbx,2),%esi ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@12 (line 656) 0x00000000032d3003: and $0xff,%r8d 0x00000000032d300a: add %r8d,%esi 0x00000000032d300d: movslq %esi,%rdi 0x00000000032d3010: cmp 0xc(%rax),%esi ; implicit exception: dispatches to 0x00000000032d3051 0x00000000032d3013: jae 0x00000000032d305b 0x00000000032d3019: movzwl 0x10(%rax,%rdi,2),%eax ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@19 (line 656) 0x00000000032d301e: add $0x30,%rsp 0x00000000032d3022: pop %rbp 0x00000000032d3023: test %eax,-0x21a2f29(%rip) # 0x0000000001130100 ; {poll_return} 0x00000000032d3029: retq 0x00000000032d302a: mov %rax,0x8(%rsp) 0x00000000032d302f: movq $0xffffffffffffffff,(%rsp) 0x00000000032d3037: callq 0x00000000032d19a0 ; OopMap{rdx=Oop off=188} ;*synchronization entry ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@-1 (line 656) ; {runtime_call} 0x00000000032d303c: jmp 0x00000000032d2fde 0x00000000032d303e: callq 0x00000000032cc740 ; OopMap{rax=Oop rsi=Oop off=195} ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@12 (line 656) ; {runtime_call} 0x00000000032d3043: callq 0x00000000032cc740 ; OopMap{rax=Oop rsi=Oop off=200} ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@12 (line 656) ; {runtime_call} 0x00000000032d3048: mov %rdi,(%rsp) 0x00000000032d304c: callq 0x00000000032cba00 ; OopMap{rax=Oop rsi=Oop off=209} ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@12 (line 656) ; {runtime_call} 0x00000000032d3051: callq 0x00000000032cc740 ; OopMap{rax=Oop off=214} ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@19 (line 656) ; {runtime_call} 0x00000000032d3056: callq 0x00000000032cc740 ; OopMap{rax=Oop off=219} ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@19 (line 656) ; {runtime_call} 0x00000000032d305b: mov %rsi,(%rsp) 0x00000000032d305f: callq 0x00000000032cba00 ; OopMap{rax=Oop off=228} ;*caload ; - sun.nio.cs.ext.DoubleByte$Encoder::encodeChar@19 (line 656) ; {runtime_call} 0x00000000032d3064: nop 0x00000000032d3065: nop 0x00000000032d3066: mov 0x2a8(%r15),%rax 0x00000000032d306d: movabs $0x0,%r10 0x00000000032d3077: mov %r10,0x2a8(%r15) 0x00000000032d307e: movabs $0x0,%r10 0x00000000032d3088: mov %r10,0x2b0(%r15) 0x00000000032d308f: add $0x30,%rsp 0x00000000032d3093: pop %rbp 0x00000000032d3094: jmpq 0x00000000032cbea0 ; {runtime_call} 0x00000000032d3099: hlt 0x00000000032d309a: hlt ......