86 lines
3.0 KiB
C
86 lines
3.0 KiB
C
/* Debugging assertions and traps
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* Portable Snippets - https://gitub.com/nemequ/portable-snippets
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* Created by Evan Nemerson <evan@nemerson.com>
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*
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* To the extent possible under law, the authors have waived all
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* copyright and related or neighboring rights to this code. For
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* details, see the Creative Commons Zero 1.0 Universal license at
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* https://creativecommons.org/publicdomain/zero/1.0/
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*
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* SPDX-License-Identifier: CC0-1.0
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*/
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#if !defined(SIMDE_DEBUG_TRAP_H)
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#define SIMDE_DEBUG_TRAP_H
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#if !defined(SIMDE_NDEBUG) && defined(NDEBUG) && !defined(SIMDE_DEBUG)
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# define SIMDE_NDEBUG 1
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#endif
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#if defined(__has_builtin) && !defined(__ibmxl__)
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# if __has_builtin(__builtin_debugtrap)
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# define simde_trap() __builtin_debugtrap()
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# elif __has_builtin(__debugbreak)
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# define simde_trap() __debugbreak()
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# endif
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#endif
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#if !defined(simde_trap)
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# if defined(_MSC_VER) || defined(__INTEL_COMPILER)
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# define simde_trap() __debugbreak()
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# elif defined(__ARMCC_VERSION)
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# define simde_trap() __breakpoint(42)
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# elif defined(__ibmxl__) || defined(__xlC__)
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# include <builtins.h>
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# define simde_trap() __trap(42)
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# elif defined(__DMC__) && defined(_M_IX86)
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static inline void simde_trap(void) { __asm int 3h; }
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# elif defined(__i386__) || defined(__x86_64__)
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static inline void simde_trap(void) { __asm__ __volatile__("int $03"); }
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# elif defined(__thumb__)
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static inline void simde_trap(void) { __asm__ __volatile__(".inst 0xde01"); }
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# elif defined(__aarch64__)
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static inline void simde_trap(void) { __asm__ __volatile__(".inst 0xd4200000"); }
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# elif defined(__arm__)
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static inline void simde_trap(void) { __asm__ __volatile__(".inst 0xe7f001f0"); }
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# elif defined (__alpha__) && !defined(__osf__)
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static inline void simde_trap(void) { __asm__ __volatile__("bpt"); }
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# elif defined(_54_)
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static inline void simde_trap(void) { __asm__ __volatile__("ESTOP"); }
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# elif defined(_55_)
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static inline void simde_trap(void) { __asm__ __volatile__(";\n .if (.MNEMONIC)\n ESTOP_1\n .else\n ESTOP_1()\n .endif\n NOP"); }
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# elif defined(_64P_)
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static inline void simde_trap(void) { __asm__ __volatile__("SWBP 0"); }
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# elif defined(_6x_)
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static inline void simde_trap(void) { __asm__ __volatile__("NOP\n .word 0x10000000"); }
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# elif defined(__STDC_HOSTED__) && (__STDC_HOSTED__ == 0) && defined(__GNUC__)
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# define simde_trap() __builtin_trap()
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# else
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# include <signal.h>
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# if defined(SIGTRAP)
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# define simde_trap() raise(SIGTRAP)
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# else
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# define simde_trap() raise(SIGABRT)
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# endif
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# endif
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#endif
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#if defined(HEDLEY_LIKELY)
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# define SIMDE_DBG_LIKELY(expr) HEDLEY_LIKELY(expr)
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#elif defined(__GNUC__) && (__GNUC__ >= 3)
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# define SIMDE_DBG_LIKELY(expr) __builtin_expect(!!(expr), 1)
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#else
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# define SIMDE_DBG_LIKELY(expr) (!!(expr))
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#endif
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#if !defined(SIMDE_NDEBUG) || (SIMDE_NDEBUG == 0)
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# define simde_dbg_assert(expr) do { \
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if (!SIMDE_DBG_LIKELY(expr)) { \
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simde_trap(); \
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} \
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} while (0)
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#else
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# define simde_dbg_assert(expr)
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#endif
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#endif /* !defined(SIMDE_DEBUG_TRAP_H) */
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