Luke/snow
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

feat: 增加引用类型常量支持并优化反码映射

Browse Source 
- 在 OPCODE_MAP 中添加 R_PUSH、R_LOAD 和 R_STORE 指令- 优化反码映射逻辑，支持十六进制表示的指令码
- 在 getConstType 方法中增加对 String 类型的支持
This commit is contained in:
Luke 2025-07-21 16:46:34 +08:00
parent 3aa38027c8
commit c6067a8758
1 changed files with 15 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/main/java/org/jcnc/snow/compiler/backend/utils/OpHelper.java
View File

@ -167,6 +167,9 @@ public final class OpHelper {
map.put("D2I", Integer.toString(VMOpCode.D2I));
map.put("D2L", Integer.toString(VMOpCode.D2L));
map.put("D2F", Integer.toString(VMOpCode.D2F));
map.put("R_PUSH", Integer.toString(VMOpCode.R_PUSH));
map.put("R_LOAD", Integer.toString(VMOpCode.R_LOAD));
map.put("R_STORE", Integer.toString(VMOpCode.R_STORE));
map.put("POP", Integer.toString(VMOpCode.POP));
map.put("DUP", Integer.toString(VMOpCode.DUP));
map.put("SWAP", Integer.toString(VMOpCode.SWAP));
@ -180,7 +183,15 @@ public final class OpHelper {
OPCODE_MAP = Collections.unmodifiableMap(map);
Map<Integer, String> revmap = new HashMap<>(); // reverse map
OPCODE_MAP.forEach((key, value) -> revmap.put(Integer.parseInt(value), key));
OPCODE_MAP.forEach((key, value) -> {
int codeInt;
if (value.startsWith("0x") || value.startsWith("0X")) {
codeInt = Integer.parseInt(value.substring(2), 16);
} else {
codeInt = Integer.parseInt(value);
}
revmap.put(codeInt, key);
});
OPCODE_NAME_MAP = Collections.unmodifiableMap(revmap);
}
@ -222,11 +233,13 @@ public final class OpHelper {
if (v instanceof Byte) return "B";
if (v instanceof Double) return "D";
if (v instanceof Float) return "F";
if (v instanceof String) return "R"; //引用类型
throw new IllegalStateException("Unknown const type: " + v.getClass());
}
/**
* 根据 opcode 数值的字符串形式获取指令名
*
* @param code 字符串形式的 opcode 数值
* @return opcode 对应的指令名
*/
@ -236,6 +249,7 @@ public final class OpHelper {
/**
* 根据 opcode 获取指令名
*
* @param code opcode
* @return opcode 对应的指令名
*/