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8323058: Revisit j.l.classfile.CodeBuilder API surface

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Reviewed-by: briangoetz, psandoz
This commit is contained in:
Adam Sotona 2024-05-02 10:08:29 +00:00
parent 286cbf831c
commit ae82405ff7
53 changed files with 725 additions and 876 deletions
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12
src/java.base/share/classes/java/lang/invoke/MethodHandleProxies.java
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@ -382,7 +382,7 @@ public class MethodHandleProxies {
// <clinit>
clb.withMethodBody(CLASS_INIT_NAME, MTD_void, ACC_STATIC, cob -> {
cob.constantInstruction(ifaceDesc);
cob.loadConstant(ifaceDesc);
cob.putstatic(proxyDesc, TYPE_NAME, CD_Class);
cob.return_();
});
@ -406,7 +406,7 @@ public class MethodHandleProxies {
// this.m<i> = callerBoundTarget.asType(xxType);
cob.aload(0);
cob.aload(3);
cob.constantInstruction(mi.desc);
cob.loadConstant(mi.desc);
cob.invokevirtual(CD_MethodHandle, "asType", MTD_MethodHandle_MethodType);
cob.putfield(proxyDesc, mi.fieldName, CD_MethodHandle);
}
@ -423,12 +423,12 @@ public class MethodHandleProxies {
// check lookupClass
cob.aload(0);
cob.invokevirtual(CD_MethodHandles_Lookup, "lookupClass", MTD_Class);
cob.constantInstruction(proxyDesc);
cob.loadConstant(proxyDesc);
cob.if_acmpne(failLabel);
// check original access
cob.aload(0);
cob.invokevirtual(CD_MethodHandles_Lookup, "lookupModes", MTD_int);
cob.constantInstruction(Lookup.ORIGINAL);
cob.loadConstant(Lookup.ORIGINAL);
cob.iand();
cob.ifeq(failLabel);
// success
@ -452,11 +452,11 @@ public class MethodHandleProxies {
bcb.aload(0);
bcb.getfield(proxyDesc, mi.fieldName, CD_MethodHandle);
for (int j = 0; j < mi.desc.parameterCount(); j++) {
bcb.loadInstruction(TypeKind.from(mi.desc.parameterType(j)),
bcb.loadLocal(TypeKind.from(mi.desc.parameterType(j)),
bcb.parameterSlot(j));
}
bcb.invokevirtual(CD_MethodHandle, "invokeExact", mi.desc);
bcb.returnInstruction(TypeKind.from(mi.desc.returnType()));
bcb.return_(TypeKind.from(mi.desc.returnType()));
}, ctb -> ctb
// catch (Error | RuntimeException | Declared ex) { throw ex; }
.catchingMulti(mi.thrown, CodeBuilder::athrow)