Port fix for debugbreak.

This commit is contained in:
Roman Telezhynskyi 2022-02-17 12:28:06 +02:00
parent 0498a51b6f
commit a4658e38c9

View File

@ -36,9 +36,10 @@
extern "C" { extern "C" {
#endif #endif
#define DEBUG_BREAK_USE_TRAP_INSTRUCTION 1 #define DEBUG_BREAK_USE_TRAP_INSTRUCTION 1
#define DEBUG_BREAK_USE_BULTIN_TRAP 2 #define DEBUG_BREAK_USE_BUILTIN_TRAP 2
#define DEBUG_BREAK_USE_SIGTRAP 3 #define DEBUG_BREAK_USE_SIGTRAP 3
#define DEBUG_BREAK_USE_BUILTIN_DEBUGTRAP 4
#if defined(__i386__) || defined(__x86_64__) #if defined(__i386__) || defined(__x86_64__)
#define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_TRAP_INSTRUCTION #define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_TRAP_INSTRUCTION
@ -90,8 +91,6 @@ __inline__ static void trap_instruction(void)
/* Known problem: /* Known problem:
* Same problem and workaround as Thumb mode */ * Same problem and workaround as Thumb mode */
} }
#elif defined(__aarch64__) && defined(__APPLE__)
#define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_BULTIN_DEBUGTRAP
#elif defined(__aarch64__) #elif defined(__aarch64__)
#define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_TRAP_INSTRUCTION #define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_TRAP_INSTRUCTION
__attribute__((always_inline)) __attribute__((always_inline))
@ -133,6 +132,12 @@ __inline__ static void trap_instruction(void)
#define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_SIGTRAP #define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_SIGTRAP
#endif #endif
#if defined(__has_builtin)
# if __has_builtin(__builtin_debugtrap)
# undef DEBUG_BREAK_IMPL
# define DEBUG_BREAK_IMPL DEBUG_BREAK_USE_BUILTIN_DEBUGTRAP
# endif
#endif
#ifndef DEBUG_BREAK_IMPL #ifndef DEBUG_BREAK_IMPL
#error "debugbreak.h is not supported on this target" #error "debugbreak.h is not supported on this target"
@ -142,13 +147,13 @@ __inline__ static void debug_break(void)
{ {
trap_instruction(); trap_instruction();
} }
#elif DEBUG_BREAK_IMPL == DEBUG_BREAK_USE_BULTIN_DEBUGTRAP #elif DEBUG_BREAK_IMPL == DEBUG_BREAK_USE_BUILTIN_DEBUGTRAP
__attribute__((always_inline)) __attribute__((always_inline))
__inline__ static void debug_break(void) __inline__ static void debug_break(void)
{ {
__builtin_debugtrap(); __builtin_debugtrap();
} }
#elif DEBUG_BREAK_IMPL == DEBUG_BREAK_USE_BULTIN_TRAP #elif DEBUG_BREAK_IMPL == DEBUG_BREAK_USE_BUILTIN_TRAP
__attribute__((always_inline)) __attribute__((always_inline))
__inline__ static void debug_break(void) __inline__ static void debug_break(void)
{ {