74c363ef60
Clang searches for these files and if it doesn't find them, completion is twice as slow (or slower) than otherwise. See this issue report for more details: https://github.com/Rip-Rip/clang_complete/issues/17
125 lines
3.8 KiB
C
125 lines
3.8 KiB
C
/*===---- unwind.h - Stack unwinding ----------------------------------------===
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*===-----------------------------------------------------------------------===
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*/
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/* See "Data Definitions for libgcc_s" in the Linux Standard Base.*/
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#if __has_include_next(<unwind.h>)
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/* Darwin and libunwind provide an unwind.h. If that's available, use
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* it. libunwind wraps some of its definitions in #ifdef _GNU_SOURCE,
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* so define that around the include.*/
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# ifndef _GNU_SOURCE
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# define _SHOULD_UNDEFINE_GNU_SOURCE
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# define _GNU_SOURCE
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# endif
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// libunwind's unwind.h reflects the current visibility. However, Mozilla
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// builds with -fvisibility=hidden and relies on gcc's unwind.h to reset the
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// visibility to default and export its contents. gcc also allows users to
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// override its override by #defining HIDE_EXPORTS (but note, this only obeys
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// the user's -fvisibility setting; it doesn't hide any exports on its own). We
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// imitate gcc's header here:
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# ifdef HIDE_EXPORTS
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# include_next <unwind.h>
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# else
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# pragma GCC visibility push(default)
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# include_next <unwind.h>
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# pragma GCC visibility pop
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# endif
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# ifdef _SHOULD_UNDEFINE_GNU_SOURCE
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# undef _GNU_SOURCE
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# undef _SHOULD_UNDEFINE_GNU_SOURCE
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# endif
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#else
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* It is a bit strange for a header to play with the visibility of the
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symbols it declares, but this matches gcc's behavior and some programs
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depend on it */
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#pragma GCC visibility push(default)
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struct _Unwind_Context;
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typedef enum {
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_URC_NO_REASON = 0,
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_URC_FOREIGN_EXCEPTION_CAUGHT = 1,
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_URC_FATAL_PHASE2_ERROR = 2,
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_URC_FATAL_PHASE1_ERROR = 3,
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_URC_NORMAL_STOP = 4,
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_URC_END_OF_STACK = 5,
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_URC_HANDLER_FOUND = 6,
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_URC_INSTALL_CONTEXT = 7,
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_URC_CONTINUE_UNWIND = 8
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} _Unwind_Reason_Code;
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#ifdef __arm__
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typedef enum {
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_UVRSC_CORE = 0, /* integer register */
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_UVRSC_VFP = 1, /* vfp */
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_UVRSC_WMMXD = 3, /* Intel WMMX data register */
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_UVRSC_WMMXC = 4 /* Intel WMMX control register */
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} _Unwind_VRS_RegClass;
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typedef enum {
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_UVRSD_UINT32 = 0,
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_UVRSD_VFPX = 1,
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_UVRSD_UINT64 = 3,
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_UVRSD_FLOAT = 4,
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_UVRSD_DOUBLE = 5
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} _Unwind_VRS_DataRepresentation;
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typedef enum {
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_UVRSR_OK = 0,
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_UVRSR_NOT_IMPLEMENTED = 1,
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_UVRSR_FAILED = 2
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} _Unwind_VRS_Result;
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_Unwind_VRS_Result _Unwind_VRS_Get(_Unwind_Context *context,
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_Unwind_VRS_RegClass regclass,
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uint32_t regno,
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_Unwind_VRS_DataRepresentation representation,
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void *valuep);
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#else
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uintptr_t _Unwind_GetIP(struct _Unwind_Context* context);
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#endif
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typedef _Unwind_Reason_Code (*_Unwind_Trace_Fn)(struct _Unwind_Context*, void*);
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_Unwind_Reason_Code _Unwind_Backtrace(_Unwind_Trace_Fn, void*);
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#pragma GCC visibility pop
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#ifdef __cplusplus
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}
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#endif
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#endif
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