JitBaseBlockCache::InvalidateICache

gistfile1.txt

vector:

		// Optimize the common case of length == 32 which is used by Interpreter::dcb*
		bool destroy_block = true;
		if (length == 32)
00000000008D8EC1  cmp         r8d,20h  
00000000008D8EC5  jne         JitBaseBlockCache::InvalidateICache+6Eh (08D8F0Eh)  
	{
			if (!valid_block[pAddr / 32])
00000000008D8EC7  mov         r11,qword ptr [rcx+40h]  
00000000008D8ECB  mov         r8d,r9d  
00000000008D8ECE  mov         r10d,1  
00000000008D8ED4  shr         r8,5  
00000000008D8ED8  mov         rax,r8  
00000000008D8EDB  mov         rcx,r8  
00000000008D8EDE  shr         rax,5  
00000000008D8EE2  and         ecx,1Fh  
00000000008D8EE5  lea         rdx,[r11+rax*4]  
00000000008D8EE9  mov         eax,r10d  
00000000008D8EEC  shl         eax,cl  
00000000008D8EEE  test        dword ptr [rdx],eax  
00000000008D8EF0  je          JitBaseBlockCache::InvalidateICache+21Eh (08D90BEh)  
				destroy_block = false;
			else
				valid_block[pAddr / 32] = false;
00000000008D8EF6  mov         rax,r8  
00000000008D8EF9  and         r8d,1Fh  
00000000008D8EFD  mov         ecx,r8d  
00000000008D8F00  shr         rax,5  
00000000008D8F04  shl         r10d,cl  
00000000008D8F07  not         r10d  
00000000008D8F0A  and         dword ptr [r11+rax*4],r10d  
00000000008D8F0E  mov         qword ptr [rsp+60h],rbx  
00000000008D8F13  mov         qword ptr [rsp+38h],rbp  
		}


bitset:

// Optimize the common case of length == 32 which is used by Interpreter::dcb*
		bool destroy_block = true;
		if (length == 32)
00000000008D8F23  cmp         r8d,20h  
00000000008D8F27  jne         JitBaseBlockCache::InvalidateICache+0C7h (08D8FC7h)  
		{
			if (!valid_block[pAddr / 32])
00000000008D8F2D  mov         ebx,edi  
00000000008D8F2F  lea         rdx,[rsp+20h]  
00000000008D8F34  add         rcx,40h  
00000000008D8F38  shr         rbx,5  
00000000008D8F3C  mov         r8,rbx  
00000000008D8F3F  call        std::bitset<16777216>::operator[] (08D99B0h)  
00000000008D8F44  mov         rcx,qword ptr [rax+8]  
00000000008D8F48  mov         r8,qword ptr [rax]  
00000000008D8F4B  cmp         rcx,1000000h  
00000000008D8F52  jb          JitBaseBlockCache::InvalidateICache+62h (08D8F62h)  
00000000008D8F54  lea         rcx,[string "invalid bitset<N> position" (0D109B8h)]  
00000000008D8F5B  call        qword ptr [__imp_std::_Xout_of_range (0BABD80h)]  
00000000008D8F61  int         3  
00000000008D8F62  movzx       eax,cl  
00000000008D8F65  shr         rcx,6  
00000000008D8F69  and         al,3Fh  
00000000008D8F6B  movzx       edx,al  
00000000008D8F6E  mov         rax,qword ptr [r8+rcx*8]  
00000000008D8F72  bt          rax,rdx  
00000000008D8F76  jae         JitBaseBlockCache::InvalidateICache+266h (08D9166h)  
				destroy_block = false;
			else
				valid_block[pAddr / 32] = false;
00000000008D8F7C  lea         rdx,[rsp+20h]  
00000000008D8F81  lea         rcx,[r14+40h]  
00000000008D8F85  mov         r8,rbx  
00000000008D8F88  call        std::bitset<16777216>::operator[] (08D99B0h)  
00000000008D8F8D  mov         rcx,qword ptr [rax+8]  
00000000008D8F91  mov         rdx,qword ptr [rax]  
00000000008D8F94  cmp         rcx,1000000h  
00000000008D8F9B  jb          JitBaseBlockCache::InvalidateICache+0ABh (08D8FABh)  
00000000008D8F9D  lea         rcx,[string "invalid bitset<N> position" (0D109B8h)]  
00000000008D8FA4  call        qword ptr [__imp_std::_Xout_of_range (0BABD80h)]  
00000000008D8FAA  int         3  
00000000008D8FAB  mov         rax,rcx  
00000000008D8FAE  and         cl,3Fh  
00000000008D8FB1  shr         rax,6  
00000000008D8FB5  lea         r8,[rdx+rax*8]  
00000000008D8FB9  mov         edx,1  
00000000008D8FBE  shl         rdx,cl  
00000000008D8FC1  not         rdx  
				destroy_block = false;
			else
				valid_block[pAddr / 32] = false;
00000000008D8FC4  and         qword ptr [r8],rdx  
00000000008D8FC7  mov         qword ptr [rsp+70h],rbp  
		}