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util: Add the "sum" method to the java and lua m5 util wrappers.

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Change-Id: Id55dec87af3e0fc89da6c5471a2aa02443063108
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/28175
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Gabe Black <gabe.black@gmail.com>
Reviewed-by: Pouya Fotouhi <pfotouhi@ucdavis.edu>
Maintainer: Gabe Black <gabe.black@gmail.com>
This commit is contained in:
Gabe Black
2020-10-22 20:00:54 -07:00
parent 65f63e7b69
commit bd7ac98819
3 changed files with 25 additions and 0 deletions
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1
util/m5/src/jni/gem5Op.java
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@@ -52,6 +52,7 @@ public class gem5Op {
public native void exit(long ns_delay);
public native void fail(long ns_delay, long code);
public native long sum(long a, long b, long c, long d, long e, long f);
public native long init_param(long key_str1, long key_str2);
public native void checkpoint(long ns_delay, long ns_period);
public native void reset_stats(long ns_delay, long ns_period);

10
util/m5/src/jni_gem5Op.c
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@@ -104,6 +104,16 @@ Java_jni_gem5Op_fail(JNIEnv *env, jobject obj, jlong j_ns_delay, jlong j_code)
m5_fail(j_ns_delay, j_code);
}
JNIEXPORT jlong JNICALL
Java_jni_gem5Op_sum(JNIEnv *env, jobject obj, jlong a, jlong b, jlong c,
jlong d, jlong e, jlong f)
{
uint64_t result = m5_sum(a, b, c, d, e, f);
if (result & 0x8000000000000000ULL)
printf("Truncated return value from sum() to 63 bits\n");
return (result & 0x7FFFFFFFFFFFFFFFULL);
}
JNIEXPORT jlong JNICALL
Java_jni_gem5Op_init_1param(JNIEnv *env, jobject obj, jlong j_key_str1,
jlong j_key_str2)

14
util/m5/src/lua_gem5Op.cc
View File

@@ -100,6 +100,20 @@ do_exit(lua_State *L)
return 0;
}
static int
do_sum(lua_State *L)
{
uint64_t a = lua_tointeger(L, 1);
uint64_t b = lua_tointeger(L, 2);
uint64_t c = lua_tointeger(L, 3);
uint64_t d = lua_tointeger(L, 4);
uint64_t e = lua_tointeger(L, 5);
uint64_t f = lua_tointeger(L, 6);
uint64_t sum = m5_sum(a, b, c, d, e, f);
lua_pushinteger(L, sum);
return 1;
}
static int
do_fail(lua_State *L)
{