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Implement memory access bound check with hardware trap for 64-bit platforms (#293)

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Also implement native stack overflow check with hardware trap for 64-bit platforms
Refine classic interpreter and fast interpreter to improve performance
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This commit is contained in:
wenyongh
2020-06-28 15:41:25 +08:00
committed by GitHub
parent 548926ab1a
commit ee315e4049
33 changed files with 1143 additions and 438 deletions
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19
core/iwasm/common/wasm_exec_env.h
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@ -22,6 +22,13 @@ struct WASMInterpFrame;
typedef struct WASMCluster WASMCluster;
#endif
#ifdef OS_ENABLE_HW_BOUND_CHECK
typedef struct WASMJmpBuf {
struct WASMJmpBuf *prev;
korp_jmpbuf jmpbuf;
} WASMJmpBuf;
#endif
/* Execution environment */
typedef struct WASMExecEnv {
/* Next thread's exec env of a WASM module instance. */
@ -82,6 +89,10 @@ typedef struct WASMExecEnv {
BlockAddr block_addr_cache[BLOCK_ADDR_CACHE_SIZE][BLOCK_ADDR_CONFLICT_SIZE];
#endif
#ifdef OS_ENABLE_HW_BOUND_CHECK
WASMJmpBuf *jmpbuf_stack_top;
#endif
/* The WASM stack size */
uint32 wasm_stack_size;
@ -207,6 +218,14 @@ void
wasm_exec_env_set_thread_arg(WASMExecEnv *exec_env, void *thread_arg);
#endif
#ifdef OS_ENABLE_HW_BOUND_CHECK
void
wasm_exec_env_push_jmpbuf(WASMExecEnv *exec_env, WASMJmpBuf *jmpbuf);
WASMJmpBuf *
wasm_exec_env_pop_jmpbuf(WASMExecEnv *exec_env);
#endif
#ifdef __cplusplus
}
#endif