49e6ee928f
For now this leaves the ability to cross-unwind a mips process, but we should probably clean that up too. We need to remove the build remnants so that we can clean up the build system itself (otherwise it sees us talking about an architecture it doesn't know about, and assumes that something's wrong). Test: treehugger Change-Id: I2862c630cec95dbdd474e34c3568d0e1a6d44b16
97 lines
3.1 KiB
C++
97 lines
3.1 KiB
C++
/*
|
|
* Copyright (C) 2016 The Android Open Source Project
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
|
|
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _LIBUNWINDSTACK_REGS_GET_LOCAL_H
|
|
#define _LIBUNWINDSTACK_REGS_GET_LOCAL_H
|
|
|
|
namespace unwindstack {
|
|
|
|
#if defined(__arm__)
|
|
|
|
inline __attribute__((__always_inline__)) void AsmGetRegs(void* reg_data) {
|
|
asm volatile(
|
|
".align 2\n"
|
|
"bx pc\n"
|
|
"nop\n"
|
|
".code 32\n"
|
|
"stmia %[base], {r0-r12}\n"
|
|
"add %[base], #52\n"
|
|
"mov r1, r13\n"
|
|
"mov r2, r14\n"
|
|
"mov r3, r15\n"
|
|
"stmia %[base], {r1-r3}\n"
|
|
"orr %[base], pc, #1\n"
|
|
"bx %[base]\n"
|
|
: [base] "+r"(reg_data)
|
|
:
|
|
: "memory");
|
|
}
|
|
|
|
#elif defined(__aarch64__)
|
|
|
|
inline __attribute__((__always_inline__)) void AsmGetRegs(void* reg_data) {
|
|
asm volatile(
|
|
"1:\n"
|
|
"stp x0, x1, [%[base], #0]\n"
|
|
"stp x2, x3, [%[base], #16]\n"
|
|
"stp x4, x5, [%[base], #32]\n"
|
|
"stp x6, x7, [%[base], #48]\n"
|
|
"stp x8, x9, [%[base], #64]\n"
|
|
"stp x10, x11, [%[base], #80]\n"
|
|
"stp x12, x13, [%[base], #96]\n"
|
|
"stp x14, x15, [%[base], #112]\n"
|
|
"stp x16, x17, [%[base], #128]\n"
|
|
"stp x18, x19, [%[base], #144]\n"
|
|
"stp x20, x21, [%[base], #160]\n"
|
|
"stp x22, x23, [%[base], #176]\n"
|
|
"stp x24, x25, [%[base], #192]\n"
|
|
"stp x26, x27, [%[base], #208]\n"
|
|
"stp x28, x29, [%[base], #224]\n"
|
|
"str x30, [%[base], #240]\n"
|
|
"mov x12, sp\n"
|
|
"adr x13, 1b\n"
|
|
"stp x12, x13, [%[base], #248]\n"
|
|
: [base] "+r"(reg_data)
|
|
:
|
|
: "x12", "x13", "memory");
|
|
}
|
|
|
|
#elif defined(__i386__) || defined(__x86_64__)
|
|
|
|
extern "C" void AsmGetRegs(void* regs);
|
|
|
|
#endif
|
|
|
|
inline __attribute__((__always_inline__)) void RegsGetLocal(Regs* regs) {
|
|
AsmGetRegs(regs->RawData());
|
|
}
|
|
|
|
|
|
} // namespace unwindstack
|
|
|
|
#endif // _LIBUNWINDSTACK_REGS_GET_LOCAL_H
|