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https://github.com/bytecodealliance/wasm-micro-runtime.git
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fb4afc7ca4
Apply clang-format for core/iwasm/compilation and core/iwasm/libraries files. Add wasm-c-api empty_imports sample to workflow test. And enable triggering workflow when core/config.h changes.
108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/*
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* Copyright (C) 2019 Intel Corporation. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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#include "aot_emit_parametric.h"
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static bool
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pop_value_from_wasm_stack(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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LLVMValueRef *p_value, bool is_32, uint8 *p_type)
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{
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AOTValue *aot_value;
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uint8 type;
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if (!func_ctx->block_stack.block_list_end) {
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aot_set_last_error("WASM block stack underflow.");
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return false;
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}
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if (!func_ctx->block_stack.block_list_end->value_stack.value_list_end) {
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aot_set_last_error("WASM data stack underflow.");
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return false;
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}
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aot_value =
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aot_value_stack_pop(&func_ctx->block_stack.block_list_end->value_stack);
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type = aot_value->type;
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if (aot_value->type == VALUE_TYPE_I1) {
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if (!(aot_value->value =
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LLVMBuildZExt(comp_ctx->builder, aot_value->value, I32_TYPE,
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"val_s_ext"))) {
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aot_set_last_error("llvm build sign ext failed.");
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return false;
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}
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type = aot_value->type = VALUE_TYPE_I32;
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}
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if (p_type != NULL) {
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*p_type = aot_value->type;
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}
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if (p_value != NULL) {
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*p_value = aot_value->value;
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}
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wasm_runtime_free(aot_value);
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/* is_32: i32, f32, ref.func, ref.extern, v128 */
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if (is_32
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&& !(type == VALUE_TYPE_I32 || type == VALUE_TYPE_F32
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|| type == VALUE_TYPE_FUNCREF || type == VALUE_TYPE_EXTERNREF
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|| type == VALUE_TYPE_V128)) {
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aot_set_last_error("invalid WASM stack data type.");
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return false;
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}
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/* !is_32: i64, f64 */
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if (!is_32 && !(type == VALUE_TYPE_I64 || type == VALUE_TYPE_F64)) {
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aot_set_last_error("invalid WASM stack data type.");
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return false;
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}
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return true;
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}
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bool
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aot_compile_op_drop(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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bool is_drop_32)
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{
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if (!pop_value_from_wasm_stack(comp_ctx, func_ctx, NULL, is_drop_32, NULL))
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return false;
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return true;
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}
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bool
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aot_compile_op_select(AOTCompContext *comp_ctx, AOTFuncContext *func_ctx,
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bool is_select_32)
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{
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LLVMValueRef val1, val2, cond, selected;
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uint8 val1_type, val2_type;
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POP_COND(cond);
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if (!pop_value_from_wasm_stack(comp_ctx, func_ctx, &val2, is_select_32,
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&val2_type)
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|| !pop_value_from_wasm_stack(comp_ctx, func_ctx, &val1, is_select_32,
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&val1_type))
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return false;
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if (val1_type != val2_type) {
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aot_set_last_error("invalid stack values with different type");
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return false;
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}
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if (!(selected =
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LLVMBuildSelect(comp_ctx->builder, cond, val1, val2, "select"))) {
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aot_set_last_error("llvm build select failed.");
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return false;
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}
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PUSH(selected, val1_type);
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return true;
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fail:
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return false;
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}
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