+++ /dev/null
-/// @file\r
-/// Contains an implementation of longjmp for the Itanium-based architecture.\r
-///\r
-/// Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
-/// 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: longjmp.s\r
-///\r
-///\r
-\r
-.auto\r
-.text\r
-\r
-.proc InternalLongJump\r
-.type InternalLongJump, @function\r
-.regstk 2, 0, 0, 0\r
-InternalLongJump::\r
- add r10 = 0x10*20 + 8*14, in0\r
- movl r2 = ~((((1 << 14) - 1) << 16) | 3)\r
-\r
- ld8.nt1 r14 = [r10], -8*2 // BSP, skip PFS\r
- mov r15 = ar.bspstore // BSPSTORE\r
-\r
- ld8.nt1 r17 = [r10], -8 // UNAT after spill\r
- mov r16 = ar.rsc // RSC\r
- cmp.leu p6 = r14, r15\r
-\r
- ld8.nt1 r18 = [r10], -8 // UNAT\r
- ld8.nt1 r25 = [r10], -8 // b5\r
- and r2 = r16, r2\r
-\r
- ldf.fill.nt1 f2 = [in0], 0x10\r
- ld8.nt1 r24 = [r10], -8 // b4\r
- mov b5 = r25\r
-\r
- mov ar.rsc = r2\r
- ld8.nt1 r23 = [r10], -8 // b3\r
- mov b4 = r24\r
-\r
- ldf.fill.nt1 f3 = [in0], 0x10\r
- mov ar.unat = r17\r
-(p6) br.spnt.many _skip_flushrs\r
-\r
- flushrs\r
- mov r15 = ar.bsp // New BSPSTORE\r
-\r
-_skip_flushrs:\r
- mov r31 = ar.rnat // RNAT\r
- loadrs\r
-\r
- ldf.fill.nt1 f4 = [in0], 0x10\r
- ld8.nt1 r22 = [r10], -8\r
- dep r2 = -1, r14, 3, 6\r
-\r
- ldf.fill.nt1 f5 = [in0], 0x10\r
- ld8.nt1 r21 = [r10], -8\r
- cmp.ltu p6 = r2, r15\r
-\r
- ld8.nt1 r20 = [r10], -0x10 // skip sp\r
-(p6) ld8.nta r31 = [r2]\r
- mov b3 = r23\r
-\r
- ldf.fill.nt1 f16 = [in0], 0x10\r
- ld8.fill.nt1 r7 = [r10], -8\r
- mov b2 = r22\r
-\r
- ldf.fill.nt1 f17 = [in0], 0x10\r
- ld8.fill.nt1 r6 = [r10], -8\r
- mov b1 = r21\r
-\r
- ldf.fill.nt1 f18 = [in0], 0x10\r
- ld8.fill.nt1 r5 = [r10], -8\r
- mov b0 = r20\r
-\r
- ldf.fill.nt1 f19 = [in0], 0x10\r
- ld8.fill.nt1 r4 = [r10], 8*13\r
-\r
- ldf.fill.nt1 f20 = [in0], 0x10\r
- ld8.nt1 r19 = [r10], 0x10 // PFS\r
-\r
- ldf.fill.nt1 f21 = [in0], 0x10\r
- ld8.nt1 r26 = [r10], 8 // Predicate\r
- mov ar.pfs = r19\r
-\r
- ldf.fill.nt1 f22 = [in0], 0x10\r
- ld8.nt1 r27 = [r10], 8 // LC\r
- mov pr = r26, -1\r
-\r
- ldf.fill.nt1 f23 = [in0], 0x10\r
- ld8.nt1 r28 = [r10], -17*8 - 0x10\r
- mov ar.lc = r27\r
-\r
- ldf.fill.nt1 f24 = [in0], 0x10\r
- ldf.fill.nt1 f25 = [in0], 0x10\r
- mov r8 = in1\r
-\r
- ldf.fill.nt1 f26 = [in0], 0x10\r
- ldf.fill.nt1 f31 = [r10], -0x10\r
-\r
- ldf.fill.nt1 f27 = [in0], 0x10\r
- ldf.fill.nt1 f30 = [r10], -0x10\r
-\r
- ldf.fill.nt1 f28 = [in0]\r
- ldf.fill.nt1 f29 = [r10], 0x10*3 + 8*4\r
-\r
- ld8.fill.nt1 sp = [r10]\r
- mov ar.unat = r18\r
-\r
- mov ar.bspstore = r14\r
- mov ar.rnat = r31\r
-\r
- invala\r
- mov ar.rsc = r16\r
- br.ret.sptk b0\r
-.endp\r