-/// @file\r
-/// IPF specific SwitchStack() function\r
-///\r
-/// Copyright (c) 2006, Intel Corporation\r
-/// All rights reserved. This program and the accompanying materials\r
-/// are licensed and made available under the terms and conditions of the BSD License\r
-/// which accompanies this distribution. The full text of the license may be found at\r
-/// http://opensource.org/licenses/bsd-license.php\r
-///\r
-/// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-/// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-///\r
-/// Module Name: SwitchStack.s\r
-///\r
-///\r
-\r
-.auto\r
-.text\r
-\r
-.proc IpfAsmSwitchStack\r
-.type IpfAsmSwitchStack, @function\r
-.regstk 6, 0, 0, 0\r
-IpfAsmSwitchStack::\r
- mov r14 = ar.rsc\r
- movl r2 = ~((((1 << 14) - 1) << 16) | 3)\r
-\r
- mov r17 = in1\r
- mov r18 = in2\r
- mov r19 = in3\r
- and r2 = r14, r2\r
-\r
- mov ar.rsc = r2\r
- mov sp = in4\r
- mov r20 = in5\r
-\r
- ld8.nt1 r16 = [in0], 8\r
- ld8.nta gp = [in0]\r
- mov r3 = -1\r
-\r
- loadrs\r
- mov ar.bspstore = r20\r
- mov b7 = r16\r
-\r
- alloc r2 = ar.pfs, 0, 0, 3, 0\r
- mov out0 = r17\r
- mov out1 = r18\r
- mov out2 = r19\r
-\r
- mov ar.rnat = r3\r
- mov ar.rsc = r14\r
- br.call.sptk.many b0 = b7\r
-.endp IpfAsmSwitchStack\r