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Import WAMR Fast JIT (#1343)

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Import WAMR Fast JIT which is a lightweight JIT with quick startup, small footprint,
relatively good performance (~40% to ~50% of LLVM JIT) and good portability.

Platforms supported: Linux, MacOS and Linux SGX.
Arch supported: x86-64.
This commit is contained in:
Wenyong Huang
2022-08-02 16:03:50 +08:00
committed by GitHub
parent 1c6d10095e
commit bf28030993
68 changed files with 22563 additions and 65 deletions
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66
core/iwasm/interpreter/wasm_interp_classic.c
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@ -16,6 +16,9 @@
#include "../libraries/thread-mgr/thread_manager.h"
#include "../libraries/debug-engine/debug_engine.h"
#endif
#if WASM_ENABLE_FAST_JIT != 0
#include "../fast-jit/jit_compiler.h"
#endif
typedef int32 CellType_I32;
typedef int64 CellType_I64;
@ -855,6 +858,20 @@ wasm_interp_call_func_native(WASMModuleInstance *module_inst,
wasm_exec_env_set_cur_frame(exec_env, prev_frame);
}
#if WASM_ENABLE_FAST_JIT != 0
bool
jit_invoke_native(WASMExecEnv *exec_env, uint32 func_idx,
WASMInterpFrame *prev_frame)
{
WASMModuleInstance *module_inst =
(WASMModuleInstance *)exec_env->module_inst;
WASMFunctionInstance *cur_func = module_inst->functions + func_idx;
wasm_interp_call_func_native(module_inst, exec_env, cur_func, prev_frame);
return wasm_get_exception(module_inst) ? false : true;
}
#endif
#if WASM_ENABLE_MULTI_MODULE != 0
static void
wasm_interp_call_func_bytecode(WASMModuleInstance *module,
@ -3897,7 +3914,56 @@ wasm_interp_call_wasm(WASMModuleInstance *module_inst, WASMExecEnv *exec_env,
}
}
else {
#if WASM_ENABLE_FAST_JIT == 0
wasm_interp_call_func_bytecode(module_inst, exec_env, function, frame);
#else
JitGlobals *jit_globals = jit_compiler_get_jit_globals();
JitInterpSwitchInfo info;
WASMType *func_type = function->u.func->func_type;
uint8 type = func_type->result_count
? func_type->types[func_type->param_count]
: VALUE_TYPE_VOID;
#if WASM_ENABLE_REF_TYPES != 0
if (type == VALUE_TYPE_EXTERNREF || type == VALUE_TYPE_FUNCREF)
type = VALUE_TYPE_I32;
#endif
info.out.ret.last_return_type = type;
info.frame = frame;
frame->jitted_return_addr =
(uint8 *)jit_globals->return_to_interp_from_jitted;
jit_interp_switch_to_jitted(exec_env, &info,
function->u.func->fast_jit_jitted_code);
if (func_type->result_count) {
switch (type) {
case VALUE_TYPE_I32:
*(frame->sp - function->ret_cell_num) =
info.out.ret.ival[0];
break;
case VALUE_TYPE_I64:
*(frame->sp - function->ret_cell_num) =
info.out.ret.ival[0];
*(frame->sp - function->ret_cell_num + 1) =
info.out.ret.ival[1];
break;
case VALUE_TYPE_F32:
*(frame->sp - function->ret_cell_num) =
info.out.ret.fval[0];
break;
case VALUE_TYPE_F64:
*(frame->sp - function->ret_cell_num) =
info.out.ret.fval[0];
*(frame->sp - function->ret_cell_num + 1) =
info.out.ret.fval[1];
break;
default:
bh_assert(0);
break;
}
}
(void)wasm_interp_call_func_bytecode;
#endif
}
/* Output the return value to the caller */