michael@0: /* Copyright (c) 2007, Google Inc.
michael@0:  * All rights reserved.
michael@0:  *
michael@0:  * Redistribution and use in source and binary forms, with or without
michael@0:  * modification, are permitted provided that the following conditions are
michael@0:  * met:
michael@0:  *
michael@0:  *     * Redistributions of source code must retain the above copyright
michael@0:  * notice, this list of conditions and the following disclaimer.
michael@0:  *     * Redistributions in binary form must reproduce the above
michael@0:  * copyright notice, this list of conditions and the following disclaimer
michael@0:  * in the documentation and/or other materials provided with the
michael@0:  * distribution.
michael@0:  *     * Neither the name of Google Inc. nor the names of its
michael@0:  * contributors may be used to endorse or promote products derived from
michael@0:  * this software without specific prior written permission.
michael@0:  *
michael@0:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0:  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0:  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0:  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
michael@0:  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
michael@0:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
michael@0:  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
michael@0:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
michael@0:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
michael@0:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0:  */
michael@0: 
michael@0: /* stackwalker_selftest_sol.s
michael@0:  * On Solaris, the recommeded compiler is CC, so we can not use gcc inline
michael@0:  * asm, use this method instead.
michael@0:  *
michael@0:  * How to compile: as -P -L -D_ASM -D_STDC -K PIC -o \
michael@0:  *                 src/processor/stackwalker_selftest_sol.o \
michael@0:  *                 src/processor/stackwalker_selftest_sol.s
michael@0:  *
michael@0:  * Author: Michael Shang
michael@0:  */
michael@0: 
michael@0: #include <sys/asm_linkage.h>
michael@0: 
michael@0: #if defined(__i386)
michael@0: 
michael@0: 
michael@0: ENTRY(GetEBP) 
michael@0:       pushl    %ebp
michael@0:       movl     %esp,%ebp
michael@0:       subl     $0x00000004,%esp
michael@0:       movl     0x00000000(%ebp),%eax
michael@0:       movl     %eax,0xfffffffc(%ebp)
michael@0:       movl     0xfffffffc(%ebp),%eax
michael@0:       leave    
michael@0:       ret      
michael@0: SET_SIZE(GetEBP)
michael@0: 
michael@0: ENTRY(GetEIP) 
michael@0:       pushl    %ebp
michael@0:       movl     %esp,%ebp
michael@0:       subl     $0x00000004,%esp
michael@0:       movl     0x00000004(%ebp),%eax
michael@0:       movl     %eax,0xfffffffc(%ebp)
michael@0:       movl     0xfffffffc(%ebp),%eax
michael@0:       leave    
michael@0:       ret      
michael@0: SET_SIZE(GetEIP)
michael@0: 
michael@0: ENTRY(GetESP) 
michael@0:       pushl    %ebp
michael@0:       movl     %esp,%ebp
michael@0:       subl     $0x00000004,%esp
michael@0:       movl     %ebp,%eax
michael@0:       movl     %eax,0xfffffffc(%ebp)
michael@0:       movl     0xfffffffc(%ebp),%eax
michael@0:       addl     $0x00000008,%eax
michael@0:       leave    
michael@0:       ret      
michael@0: SET_SIZE(GetESP)
michael@0: 
michael@0: 
michael@0: #elif defined(__sparc)
michael@0: 
michael@0: 
michael@0: ENTRY(GetPC)
michael@0:       save     %sp, -120, %sp
michael@0:       mov      %i7, %i4
michael@0:       inccc    8, %i4
michael@0:       mov      %i4, %i0
michael@0:       ret      
michael@0:       restore  
michael@0: SET_SIZE(GetPC)
michael@0: 
michael@0: ENTRY(GetSP)
michael@0:       save     %sp, -120, %sp
michael@0:       mov      %fp, %i4
michael@0:       mov      %i4, %i0
michael@0:       ret      
michael@0:       restore  
michael@0: SET_SIZE(GetSP)
michael@0: 
michael@0: ENTRY(GetFP)
michael@0:       save     %sp, -120, %sp
michael@0:       ld       [%fp + 56], %g1
michael@0:       mov      %g1, %i0
michael@0:       ret      
michael@0:       restore  
michael@0: SET_SIZE(GetFP)
michael@0: 
michael@0: 
michael@0: #endif  // __i386 || __sparc