1 files changed, 78 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/iwasm/fast-jit/fe/jit_emit_exception.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/iwasm/fast-jit/fe/jit_emit_exception.c
new file mode 100644
index 000000000..2addb5cde
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/iwasm/fast-jit/fe/jit_emit_exception.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2019 Intel Corporation. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+#include "jit_emit_exception.h"
+#include "../jit_frontend.h"
+
+bool
+jit_emit_exception(JitCompContext *cc, int32 exception_id, uint8 jit_opcode,
+                   JitReg cond_br_if, JitBasicBlock *cond_br_else_block)
+{
+    JitInsn *insn = NULL;
+    JitIncomingInsn *incoming_insn;
+    JitReg else_label;
+
+    bh_assert(exception_id < EXCE_NUM);
+
+    if (jit_opcode >= JIT_OP_BEQ && jit_opcode <= JIT_OP_BLEU) {
+        bh_assert(cond_br_if == cc->cmp_reg);
+        else_label =
+            cond_br_else_block ? jit_basic_block_label(cond_br_else_block) : 0;
+        switch (jit_opcode) {
+            case JIT_OP_BEQ:
+                insn = GEN_INSN(BEQ, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BNE:
+                insn = GEN_INSN(BNE, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BGTS:
+                insn = GEN_INSN(BGTS, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BGES:
+                insn = GEN_INSN(BGES, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BLTS:
+                insn = GEN_INSN(BLTS, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BLES:
+                insn = GEN_INSN(BLES, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BGTU:
+                insn = GEN_INSN(BGTU, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BGEU:
+                insn = GEN_INSN(BGEU, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BLTU:
+                insn = GEN_INSN(BLTU, cond_br_if, 0, else_label);
+                break;
+            case JIT_OP_BLEU:
+                insn = GEN_INSN(BLEU, cond_br_if, 0, else_label);
+                break;
+        }
+        if (!insn) {
+            jit_set_last_error(cc, "generate cond br insn failed");
+            return false;
+        }
+    }
+    else if (jit_opcode == JIT_OP_JMP) {
+        insn = GEN_INSN(JMP, 0);
+        if (!insn) {
+            jit_set_last_error(cc, "generate jmp insn failed");
+            return false;
+        }
+    }
+
+    incoming_insn = jit_calloc(sizeof(JitIncomingInsn));
+    if (!incoming_insn) {
+        jit_set_last_error(cc, "allocate memory failed");
+        return false;
+    }
+
+    incoming_insn->insn = insn;
+    incoming_insn->next = cc->incoming_insns_for_exec_bbs[exception_id];
+    cc->incoming_insns_for_exec_bbs[exception_id] = incoming_insn;
+    return true;
+}