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java.lang.Integer.numberOfLeadingZeros (in Assembler x86)
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| CompilerOracle: print *Integer.numberOfLeadingZeros | |
| Compiled method (c1) 1437 56 3 java.lang.Integer::numberOfLeadingZeros (76 bytes) | |
| total in heap [0x000000010a826bd0,0x000000010a8270f0] = 1312 | |
| relocation [0x000000010a826cf8,0x000000010a826d30] = 56 | |
| main code [0x000000010a826d40,0x000000010a826f60] = 544 | |
| stub code [0x000000010a826f60,0x000000010a826ff0] = 144 | |
| metadata [0x000000010a826ff0,0x000000010a826ff8] = 8 | |
| scopes data [0x000000010a826ff8,0x000000010a827038] = 64 | |
| scopes pcs [0x000000010a827038,0x000000010a8270e8] = 176 | |
| dependencies [0x000000010a8270e8,0x000000010a8270f0] = 8 | |
| Decoding compiled method 0x000000010a826bd0: | |
| Code: | |
| [Disassembling for mach='i386:x86-64'] | |
| [Entry Point] | |
| [Verified Entry Point] | |
| [Constants] | |
| # {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer' | |
| # parm0: rsi = int | |
| # [sp+0x40] (sp of caller) | |
| 0x000000010a826d40: mov DWORD PTR [rsp-0x14000],eax | |
| 0x000000010a826d47: push rbp | |
| 0x000000010a826d48: sub rsp,0x30 | |
| 0x000000010a826d4c: movabs rax,0x11e9daa60 ; {metadata(method data for {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826d56: mov edi,DWORD PTR [rax+0xdc] | |
| 0x000000010a826d5c: add edi,0x8 | |
| 0x000000010a826d5f: mov DWORD PTR [rax+0xdc],edi | |
| 0x000000010a826d65: movabs rax,0x11e805e98 ; {metadata({method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826d6f: and edi,0x1ff8 | |
| 0x000000010a826d75: cmp edi,0x0 | |
| 0x000000010a826d78: je 0x000000010a826ef9 ;*iload_0 | |
| ; - java.lang.Integer::numberOfLeadingZeros@0 (line 1397) | |
| 0x000000010a826d7e: cmp esi,0x0 | |
| 0x000000010a826d81: movabs rax,0x11e9daa60 ; {metadata(method data for {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826d8b: movabs rdi,0x108 | |
| 0x000000010a826d95: jne 0x000000010a826da5 | |
| 0x000000010a826d9b: movabs rdi,0x118 | |
| 0x000000010a826da5: mov rbx,QWORD PTR [rax+rdi*1] | |
| 0x000000010a826da9: lea rbx,[rbx+0x1] | |
| 0x000000010a826dad: mov QWORD PTR [rax+rdi*1],rbx | |
| 0x000000010a826db1: je 0x000000010a826ee8 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@1 (line 1397) | |
| 0x000000010a826db7: mov rax,rsi | |
| 0x000000010a826dba: shr eax,0x10 | |
| 0x000000010a826dbd: cmp eax,0x0 | |
| 0x000000010a826dc0: movabs rax,0x11e9daa60 ; {metadata(method data for {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826dca: movabs rdi,0x128 | |
| 0x000000010a826dd4: jne 0x000000010a826de4 | |
| 0x000000010a826dda: movabs rdi,0x138 | |
| 0x000000010a826de4: mov rbx,QWORD PTR [rax+rdi*1] | |
| 0x000000010a826de8: lea rbx,[rbx+0x1] | |
| 0x000000010a826dec: mov QWORD PTR [rax+rdi*1],rbx | |
| 0x000000010a826df0: je 0x000000010a826e00 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@13 (line 1400) | |
| 0x000000010a826df6: mov eax,0x1 | |
| 0x000000010a826dfb: jmp 0x000000010a826e08 | |
| 0x000000010a826e00: shl esi,0x10 | |
| 0x000000010a826e03: mov eax,0x11 ;*iload_0 | |
| ; - java.lang.Integer::numberOfLeadingZeros@24 (line 1401) | |
| 0x000000010a826e08: mov rdi,rsi | |
| 0x000000010a826e0b: shr edi,0x18 | |
| 0x000000010a826e0e: cmp edi,0x0 | |
| 0x000000010a826e11: movabs rdi,0x11e9daa60 ; {metadata(method data for {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826e1b: movabs rbx,0x148 | |
| 0x000000010a826e25: jne 0x000000010a826e35 | |
| 0x000000010a826e2b: movabs rbx,0x158 | |
| 0x000000010a826e35: mov rdx,QWORD PTR [rdi+rbx*1] | |
| 0x000000010a826e39: lea rdx,[rdx+0x1] | |
| 0x000000010a826e3d: mov QWORD PTR [rdi+rbx*1],rdx | |
| 0x000000010a826e41: jne 0x000000010a826e4d ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@28 (line 1401) | |
| 0x000000010a826e47: add eax,0x8 | |
| 0x000000010a826e4a: shl esi,0x8 | |
| 0x000000010a826e4d: mov rdi,rsi | |
| 0x000000010a826e50: shr edi,0x1c | |
| 0x000000010a826e53: cmp edi,0x0 | |
| 0x000000010a826e56: movabs rdi,0x11e9daa60 ; {metadata(method data for {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826e60: movabs rbx,0x168 | |
| 0x000000010a826e6a: jne 0x000000010a826e7a | |
| 0x000000010a826e70: movabs rbx,0x178 | |
| 0x000000010a826e7a: mov rdx,QWORD PTR [rdi+rbx*1] | |
| 0x000000010a826e7e: lea rdx,[rdx+0x1] | |
| 0x000000010a826e82: mov QWORD PTR [rdi+rbx*1],rdx | |
| 0x000000010a826e86: jne 0x000000010a826e92 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@43 (line 1402) | |
| 0x000000010a826e8c: add eax,0x4 | |
| 0x000000010a826e8f: shl esi,0x4 | |
| 0x000000010a826e92: mov rdi,rsi | |
| 0x000000010a826e95: shr edi,0x1e | |
| 0x000000010a826e98: cmp edi,0x0 | |
| 0x000000010a826e9b: movabs rdi,0x11e9daa60 ; {metadata(method data for {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer')} | |
| 0x000000010a826ea5: movabs rbx,0x188 | |
| 0x000000010a826eaf: jne 0x000000010a826ebf | |
| 0x000000010a826eb5: movabs rbx,0x198 | |
| 0x000000010a826ebf: mov rdx,QWORD PTR [rdi+rbx*1] | |
| 0x000000010a826ec3: lea rdx,[rdx+0x1] | |
| 0x000000010a826ec7: mov QWORD PTR [rdi+rbx*1],rdx | |
| 0x000000010a826ecb: jne 0x000000010a826ed7 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@57 (line 1403) | |
| 0x000000010a826ed1: add eax,0x2 | |
| 0x000000010a826ed4: shl esi,0x2 | |
| 0x000000010a826ed7: shr esi,0x1f | |
| 0x000000010a826eda: sub eax,esi | |
| 0x000000010a826edc: add rsp,0x30 | |
| 0x000000010a826ee0: pop rbp | |
| 0x000000010a826ee1: test DWORD PTR [rip+0xffffffffff91c219],eax # 0x000000010a143100 | |
| ; {poll_return} | |
| 0x000000010a826ee7: ret ;*ireturn | |
| ; - java.lang.Integer::numberOfLeadingZeros@75 (line 1405) | |
| 0x000000010a826ee8: mov eax,0x20 | |
| 0x000000010a826eed: add rsp,0x30 | |
| 0x000000010a826ef1: pop rbp | |
| 0x000000010a826ef2: test DWORD PTR [rip+0xffffffffff91c208],eax # 0x000000010a143100 | |
| ; {poll_return} | |
| 0x000000010a826ef8: ret | |
| 0x000000010a826ef9: mov QWORD PTR [rsp+0x8],rax | |
| 0x000000010a826efe: mov QWORD PTR [rsp],0xffffffffffffffff | |
| 0x000000010a826f06: call 0x000000010a8013e0 ; OopMap{off=459} | |
| ;*synchronization entry | |
| ; - java.lang.Integer::numberOfLeadingZeros@-1 (line 1397) | |
| ; {runtime_call} | |
| 0x000000010a826f0b: jmp 0x000000010a826d7e | |
| 0x000000010a826f10: nop | |
| 0x000000010a826f11: nop | |
| 0x000000010a826f12: mov rax,QWORD PTR [r15+0x298] | |
| 0x000000010a826f19: movabs r10,0x0 | |
| 0x000000010a826f23: mov QWORD PTR [r15+0x298],r10 | |
| 0x000000010a826f2a: movabs r10,0x0 | |
| 0x000000010a826f34: mov QWORD PTR [r15+0x2a0],r10 | |
| 0x000000010a826f3b: add rsp,0x30 | |
| 0x000000010a826f3f: pop rbp | |
| 0x000000010a826f40: jmp 0x000000010a771860 ; {runtime_call} | |
| 0x000000010a826f45: hlt | |
| 0x000000010a826f46: hlt | |
| 0x000000010a826f47: hlt | |
| 0x000000010a826f48: hlt | |
| 0x000000010a826f49: hlt | |
| 0x000000010a826f4a: hlt | |
| 0x000000010a826f4b: hlt | |
| 0x000000010a826f4c: hlt | |
| 0x000000010a826f4d: hlt | |
| 0x000000010a826f4e: hlt | |
| 0x000000010a826f4f: hlt | |
| 0x000000010a826f50: hlt | |
| 0x000000010a826f51: hlt | |
| 0x000000010a826f52: hlt | |
| 0x000000010a826f53: hlt | |
| 0x000000010a826f54: hlt | |
| 0x000000010a826f55: hlt | |
| 0x000000010a826f56: hlt | |
| 0x000000010a826f57: hlt | |
| 0x000000010a826f58: hlt | |
| 0x000000010a826f59: hlt | |
| 0x000000010a826f5a: hlt | |
| 0x000000010a826f5b: hlt | |
| 0x000000010a826f5c: hlt | |
| 0x000000010a826f5d: hlt | |
| 0x000000010a826f5e: hlt | |
| 0x000000010a826f5f: hlt | |
| [Exception Handler] | |
| [Stub Code] | |
| 0x000000010a826f60: call 0x000000010a7feb60 ; {no_reloc} | |
| 0x000000010a826f65: mov QWORD PTR [rsp-0x28],rsp | |
| 0x000000010a826f6a: sub rsp,0x80 | |
| 0x000000010a826f71: mov QWORD PTR [rsp+0x78],rax | |
| 0x000000010a826f76: mov QWORD PTR [rsp+0x70],rcx | |
| 0x000000010a826f7b: mov QWORD PTR [rsp+0x68],rdx | |
| 0x000000010a826f80: mov QWORD PTR [rsp+0x60],rbx | |
| 0x000000010a826f85: mov QWORD PTR [rsp+0x50],rbp | |
| 0x000000010a826f8a: mov QWORD PTR [rsp+0x48],rsi | |
| 0x000000010a826f8f: mov QWORD PTR [rsp+0x40],rdi | |
| 0x000000010a826f94: mov QWORD PTR [rsp+0x38],r8 | |
| 0x000000010a826f99: mov QWORD PTR [rsp+0x30],r9 | |
| 0x000000010a826f9e: mov QWORD PTR [rsp+0x28],r10 | |
| 0x000000010a826fa3: mov QWORD PTR [rsp+0x20],r11 | |
| 0x000000010a826fa8: mov QWORD PTR [rsp+0x18],r12 | |
| 0x000000010a826fad: mov QWORD PTR [rsp+0x10],r13 | |
| 0x000000010a826fb2: mov QWORD PTR [rsp+0x8],r14 | |
| 0x000000010a826fb7: mov QWORD PTR [rsp],r15 | |
| 0x000000010a826fbb: movabs rdi,0x10976880c ; {external_word} | |
| 0x000000010a826fc5: movabs rsi,0x10a826f65 ; {internal_word} | |
| 0x000000010a826fcf: mov rdx,rsp | |
| 0x000000010a826fd2: and rsp,0xfffffffffffffff0 | |
| 0x000000010a826fd6: call 0x00000001095a0cc6 ; {runtime_call} | |
| 0x000000010a826fdb: hlt | |
| [Deopt Handler Code] | |
| 0x000000010a826fdc: movabs r10,0x10a826fdc ; {section_word} | |
| 0x000000010a826fe6: push r10 | |
| 0x000000010a826fe8: jmp 0x000000010a749d00 ; {runtime_call} | |
| 0x000000010a826fed: hlt | |
| 0x000000010a826fee: hlt | |
| 0x000000010a826fef: hlt | |
| OopMapSet contains 1 OopMaps | |
| #0 | |
| OopMap{off=459} | |
| Compiled method (c2) 1598 57 4 java.lang.Integer::numberOfLeadingZeros (76 bytes) | |
| total in heap [0x000000010a82e890,0x000000010a82ebd0] = 832 | |
| relocation [0x000000010a82e9b8,0x000000010a82e9c0] = 8 | |
| main code [0x000000010a82e9c0,0x000000010a82ea40] = 128 | |
| stub code [0x000000010a82ea40,0x000000010a82ea58] = 24 | |
| metadata [0x000000010a82ea58,0x000000010a82ea60] = 8 | |
| scopes data [0x000000010a82ea60,0x000000010a82eab8] = 88 | |
| scopes pcs [0x000000010a82eab8,0x000000010a82ebc8] = 272 | |
| dependencies [0x000000010a82ebc8,0x000000010a82ebd0] = 8 | |
| Decoding compiled method 0x000000010a82e890: | |
| Code: | |
| [Entry Point] | |
| [Verified Entry Point] | |
| [Constants] | |
| # {method} {0x000000011e805e98} 'numberOfLeadingZeros' '(I)I' in 'java/lang/Integer' | |
| # parm0: rsi = int | |
| # [sp+0x20] (sp of caller) | |
| 0x000000010a82e9c0: sub rsp,0x18 | |
| 0x000000010a82e9c7: mov QWORD PTR [rsp+0x10],rbp ;*synchronization entry | |
| ; - java.lang.Integer::numberOfLeadingZeros@-1 (line 1397) | |
| 0x000000010a82e9cc: test esi,esi | |
| 0x000000010a82e9ce: je 0x000000010a82ea32 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@1 (line 1397) | |
| 0x000000010a82e9d0: mov r11d,esi | |
| 0x000000010a82e9d3: shr r11d,0x10 | |
| 0x000000010a82e9d7: test r11d,r11d | |
| 0x000000010a82e9da: jne 0x000000010a82ea2b ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@13 (line 1400) | |
| 0x000000010a82e9dc: shl esi,0x10 ;*ishl | |
| ; - java.lang.Integer::numberOfLeadingZeros@22 (line 1400) | |
| 0x000000010a82e9df: mov eax,0x11 ;*iload_0 | |
| ; - java.lang.Integer::numberOfLeadingZeros@24 (line 1401) | |
| 0x000000010a82e9e4: mov r10d,esi | |
| 0x000000010a82e9e7: shr r10d,0x18 | |
| 0x000000010a82e9eb: test r10d,r10d | |
| 0x000000010a82e9ee: jne 0x000000010a82e9f6 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@28 (line 1401) | |
| 0x000000010a82e9f0: shl esi,0x8 ;*ishl | |
| ; - java.lang.Integer::numberOfLeadingZeros@37 (line 1401) | |
| 0x000000010a82e9f3: add eax,0x8 ;*iload_0 | |
| ; - java.lang.Integer::numberOfLeadingZeros@39 (line 1402) | |
| 0x000000010a82e9f6: mov r11d,esi | |
| 0x000000010a82e9f9: shr r11d,0x1c | |
| 0x000000010a82e9fd: test r11d,r11d | |
| 0x000000010a82ea00: jne 0x000000010a82ea08 ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@43 (line 1402) | |
| 0x000000010a82ea02: shl esi,0x4 ;*ishl | |
| ; - java.lang.Integer::numberOfLeadingZeros@51 (line 1402) | |
| 0x000000010a82ea05: add eax,0x4 ;*iload_0 | |
| ; - java.lang.Integer::numberOfLeadingZeros@53 (line 1403) | |
| 0x000000010a82ea08: mov r10d,esi | |
| 0x000000010a82ea0b: shr r10d,0x1e | |
| 0x000000010a82ea0f: test r10d,r10d | |
| 0x000000010a82ea12: jne 0x000000010a82ea1a ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@57 (line 1403) | |
| 0x000000010a82ea14: shl esi,0x2 ;*ishl | |
| ; - java.lang.Integer::numberOfLeadingZeros@65 (line 1403) | |
| 0x000000010a82ea17: add eax,0x2 ;*iload_1 | |
| ; - java.lang.Integer::numberOfLeadingZeros@67 (line 1404) | |
| 0x000000010a82ea1a: shr esi,0x1f | |
| 0x000000010a82ea1d: sub eax,esi ;*ifne | |
| ; - java.lang.Integer::numberOfLeadingZeros@43 (line 1402) | |
| 0x000000010a82ea1f: add rsp,0x10 | |
| 0x000000010a82ea23: pop rbp | |
| 0x000000010a82ea24: test DWORD PTR [rip+0xffffffffff9145d6],eax # 0x000000010a143000 | |
| ; {poll_return} | |
| 0x000000010a82ea2a: ret | |
| 0x000000010a82ea2b: mov eax,0x1 | |
| 0x000000010a82ea30: jmp 0x000000010a82e9e4 | |
| 0x000000010a82ea32: mov eax,0x20 | |
| 0x000000010a82ea37: jmp 0x000000010a82ea1f | |
| 0x000000010a82ea39: hlt | |
| 0x000000010a82ea3a: hlt | |
| 0x000000010a82ea3b: hlt | |
| 0x000000010a82ea3c: hlt | |
| 0x000000010a82ea3d: hlt | |
| 0x000000010a82ea3e: hlt | |
| 0x000000010a82ea3f: hlt | |
| [Exception Handler] | |
| [Stub Code] | |
| 0x000000010a82ea40: jmp 0x000000010a76eda0 ; {no_reloc} | |
| [Deopt Handler Code] | |
| 0x000000010a82ea45: call 0x000000010a82ea4a | |
| 0x000000010a82ea4a: sub QWORD PTR [rsp],0x5 | |
| 0x000000010a82ea4f: jmp 0x000000010a749d00 ; {runtime_call} | |
| 0x000000010a82ea54: hlt | |
| 0x000000010a82ea55: hlt | |
| 0x000000010a82ea56: hlt | |
| 0x000000010a82ea57: hlt | |
| OopMapSet contains 0 OopMaps | |
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