[gem5-dev] Change in gem5/gem5[develop]: util: Add missing functions to the java wrapper for m5 ops.

[Gabe Black (Gerrit)]

Gabe Black has uploaded this change for review. (  
https://gem5-review.googlesource.com/c/public/gem5/+/27225 )

Change subject: util: Add missing functions to the java wrapper for m5 ops.
......................................................................

util: Add missing functions to the java wrapper for m5 ops.

Change-Id: I9bdef3cb78cc01b0743ea38eec6f6d28cd2f6765
---
M util/m5/src/jni/gem5Op.java
M util/m5/src/jni_gem5Op.c
2 files changed, 55 insertions(+), 0 deletions(-)



diff --git a/util/m5/src/jni/gem5Op.java b/util/m5/src/jni/gem5Op.java
index 52c36ff..11403bf 100644
--- a/util/m5/src/jni/gem5Op.java
+++ b/util/m5/src/jni/gem5Op.java
@@ -57,8 +57,14 @@
     public native void reset_stats(long ns_delay, long ns_period);
     public native void dump_stats(long ns_delay, long ns_period);
     public native void dump_reset_stats(long ns_delay, long ns_period);
+    public native long read_file(byte[] buffer, long len, long offset);
+    public native long write_file(byte[] buffer, long len, long offset,
+                                  String filename);
     public native void debug_break();
     public native void switch_cpu();
+    public native void dist_toggle_sync();
+    public native void add_symbol(long addr, String symbol);
+    public native void load_symbol();
     public native void panic();
     public native void work_begin(long workid, long threadid);
     public native void work_end(long workid, long threadid);
diff --git a/util/m5/src/jni_gem5Op.c b/util/m5/src/jni_gem5Op.c
index 6c3f696..835289d 100644
--- a/util/m5/src/jni_gem5Op.c
+++ b/util/m5/src/jni_gem5Op.c
@@ -142,6 +142,33 @@
     m5_dump_reset_stats(j_ns_delay, j_ns_period);
 }

+JNIEXPORT jlong JNICALL
+Java_jni_gem5Op_read_1file(JNIEnv *env, jobject obj,
+                           jbyteArray j_buffer, jlong j_len, jlong  
j_offset)
+{
+    jbyte *buffer = (*env)->GetByteArrayElements(env, j_buffer, 0);
+
+    uint64_t result = m5_read_file(buffer, j_len, j_offset);
+
+    (*env)->ReleaseByteArrayElements(env, j_buffer, buffer, JNI_ABORT);
+    return (result & 0x7FFFFFFFFFFFFFFFULL);
+}
+
+JNIEXPORT jlong JNICALL
+Java_jni_gem5Op_write_1file(JNIEnv *env, jobject obj,
+                            jbyteArray j_buffer, jlong j_len, jlong  
j_offset,
+                            jstring j_filename)
+{
+    jbyte *buffer = (*env)->GetByteArrayElements(env, j_buffer, 0);
+    const char *filename = (*env)->GetStringUTFChars(env, j_filename,  
NULL);
+
+    uint64_t result = m5_write_file(buffer, j_len, j_offset, filename);
+
+    (*env)->ReleaseStringUTFChars(env, j_filename, filename);
+    (*env)->ReleaseByteArrayElements(env, j_buffer, buffer, JNI_ABORT);
+    return (result & 0x7FFFFFFFFFFFFFFFULL);
+}
+
 JNIEXPORT void JNICALL
 Java_jni_gem5Op_debug_1break(JNIEnv *env, jobject obj)
 {
@@ -155,6 +182,28 @@
 }

 JNIEXPORT void JNICALL
+Java_jni_gem5Op_dist_1toggle_1sync(JNIEnv *env, jobject obj)
+{
+    m5_dist_toggle_sync();
+}
+
+JNIEXPORT void JNICALL
+Java_jni_gem5Op_add_symbol(JNIEnv *env, jlong j_addr, jstring j_symbol)
+{
+    const char *symbol = (*env)->GetStringUTFChars(env, j_symbol, NULL);
+
+    m5_add_symbol(j_addr, symbol);
+
+    (*env)->ReleaseStringUTFChars(env, j_symbol, symbol);
+}
+
+JNIEXPORT void JNICALL
+Java_jni_gem5Op_load_1symbol(JNIEnv *env, jobject obj)
+{
+    m5_load_symbol();
+}
+
+JNIEXPORT void JNICALL
 Java_jni_gem5Op_panic(JNIEnv *env, jobject obj)
 {
     m5_panic();

--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I9bdef3cb78cc01b0743ea38eec6f6d28cd2f6765
Gerrit-Change-Number: 27225
Gerrit-PatchSet: 1
Gerrit-Owner: Gabe Black <gabebl...@google.com>
Gerrit-MessageType: newchange
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