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Remove unused LLVM JIT wapper functions (#1747)

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Only create the necessary wrapper functions for LLVM JIT
This commit is contained in:
Wenyong Huang 2022-11-25 11:26:08 +08:00 committed by GitHub
parent 0456043d8d
commit 96570cca22
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 14 additions and 4 deletions
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12
core/iwasm/compilation/aot_llvm.c
View File

@ -54,6 +54,7 @@ aot_add_llvm_func(AOTCompContext *comp_ctx, LLVMModuleRef module,
char func_name[48]; char func_name[48];
uint64 size; uint64 size;
uint32 i, j = 0, param_count = (uint64)aot_func_type->param_count; uint32 i, j = 0, param_count = (uint64)aot_func_type->param_count;
uint32 backend_thread_num, compile_thread_num;
/* exec env as first parameter */ /* exec env as first parameter */
param_count++; param_count++;
@ -119,7 +120,16 @@ aot_add_llvm_func(AOTCompContext *comp_ctx, LLVMModuleRef module,
if (p_func_type) if (p_func_type)
*p_func_type = func_type; *p_func_type = func_type;
if (comp_ctx->is_jit_mode) { backend_thread_num = WASM_ORC_JIT_BACKEND_THREAD_NUM;
compile_thread_num = WASM_ORC_JIT_COMPILE_THREAD_NUM;
/* Add the jit wrapper function with simple prototype, so that we
can easily call it to trigger its compilation and let LLVM JIT
compile the actual jit functions by adding them into the function
list in the PartitionFunction callback */
if (comp_ctx->is_jit_mode
&& (func_index % (backend_thread_num * compile_thread_num)
< backend_thread_num)) {
func_type_wrapper = LLVMFunctionType(VOID_TYPE, NULL, 0, false); func_type_wrapper = LLVMFunctionType(VOID_TYPE, NULL, 0, false);
if (!func_type_wrapper) { if (!func_type_wrapper) {
aot_set_last_error("create LLVM function type failed."); aot_set_last_error("create LLVM function type failed.");

2
core/iwasm/interpreter/wasm_loader.c
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@ -2955,7 +2955,7 @@ orcjit_thread_callback(void *arg)
LLVMOrcLLLazyJITLookup(comp_ctx->orc_jit, &func_addr, func_name); LLVMOrcLLLazyJITLookup(comp_ctx->orc_jit, &func_addr, func_name);
if (error != LLVMErrorSuccess) { if (error != LLVMErrorSuccess) {
char *err_msg = LLVMGetErrorMessage(error); char *err_msg = LLVMGetErrorMessage(error);
os_printf("failed to compile orc jit function: %s", err_msg); os_printf("failed to compile orc jit function: %s\n", err_msg);
LLVMDisposeErrorMessage(err_msg); LLVMDisposeErrorMessage(err_msg);
continue; continue;
} }

4
core/iwasm/interpreter/wasm_mini_loader.c
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@ -1930,8 +1930,8 @@ compile_llvm_jit_functions(WASMModule *module, char *error_buf,
if (error != LLVMErrorSuccess) { if (error != LLVMErrorSuccess) {
char *err_msg = LLVMGetErrorMessage(error); char *err_msg = LLVMGetErrorMessage(error);
char buf[128]; char buf[128];
snprintf(buf, sizeof(buf), "failed to compile orc jit function: %s", snprintf(buf, sizeof(buf),
err_msg); "failed to compile orc jit function: %s\n", err_msg);
set_error_buf(error_buf, error_buf_size, buf); set_error_buf(error_buf, error_buf_size, buf);
LLVMDisposeErrorMessage(err_msg); LLVMDisposeErrorMessage(err_msg);
return false; return false;