8255128: linux x86 build failure with libJNIPoint.c

Reviewed-by: coleenp, shade, ihse

Author: JornVernee

make/autoconf/flags-cflags.m4

@@ -663,16 +663,10 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
   $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -DARCH='\"$FLAGS_CPU_LEGACY\"' \
       -D$FLAGS_CPU_LEGACY"
 
-  if test "x$FLAGS_CPU_BITS" = x64; then
-    # -D_LP64=1 is only set on linux and mac. Setting on windows causes diff in
-    # unpack200.exe.
-    if test "x$FLAGS_OS" = xlinux || test "x$FLAGS_OS" = xmacosx; then
-      $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -D_LP64=1"
-    fi
-    if test "x$FLAGS_OS" != xaix; then
-      # xlc on AIX defines _LP64=1 by default and issues a warning if we redefine it.
-      $1_DEFINES_CPU_JVM="${$1_DEFINES_CPU_JVM} -D_LP64=1"
-    fi
+  if test "x$FLAGS_CPU_BITS" = x64 && test "x$FLAGS_OS" != xaix; then
+    # xlc on AIX defines _LP64=1 by default and issues a warning if we redefine it.
+    $1_DEFINES_CPU_JDK="${$1_DEFINES_CPU_JDK} -D_LP64=1"
+    $1_DEFINES_CPU_JVM="${$1_DEFINES_CPU_JVM} -D_LP64=1"
   fi
 
   # toolchain dependend, per-cpu

test/micro/org/openjdk/bench/jdk/incubator/foreign/points/support/libJNIPoint.c

@@ -22,40 +22,41 @@
  */
 #include <jni.h>
 #include <stdlib.h>
+#include "jlong.h"
 
 #include "points.h"
 
 JNIEXPORT jlong JNICALL Java_org_openjdk_bench_jdk_incubator_foreign_points_support_JNIPoint_allocate
   (JNIEnv *env, jclass nativePointClass) {
     Point* p = malloc(sizeof *p);
-    return (jlong) p;
+    return ptr_to_jlong(p);
 }
 
 JNIEXPORT void JNICALL Java_org_openjdk_bench_jdk_incubator_foreign_points_support_JNIPoint_free
   (JNIEnv *env, jclass cls, jlong thisPoint) {
-    free((Point*) thisPoint);
+    free(jlong_to_ptr(thisPoint));
 }
 
 JNIEXPORT jint JNICALL Java_org_openjdk_bench_jdk_incubator_foreign_points_support_JNIPoint_getX
   (JNIEnv *env, jclass cls, jlong thisPoint) {
-    Point* point = (Point*) thisPoint;
+    Point* point = jlong_to_ptr(thisPoint);
     return point->x;
 }
 
 JNIEXPORT void JNICALL Java_org_openjdk_bench_jdk_incubator_foreign_points_support_JNIPoint_setX
   (JNIEnv *env, jclass cls, jlong thisPoint, jint value) {
-    Point* point = (Point*) thisPoint;
+    Point* point = jlong_to_ptr(thisPoint);
     point->x = value;
 }
 
 JNIEXPORT jint JNICALL Java_org_openjdk_bench_jdk_incubator_foreign_points_support_JNIPoint_getY
   (JNIEnv *env, jclass cls, jlong thisPoint) {
-    Point* point = (Point*) thisPoint;
+    Point* point = jlong_to_ptr(thisPoint);
     return point->y;
 }
 
 JNIEXPORT void JNICALL Java_org_openjdk_bench_jdk_incubator_foreign_points_support_JNIPoint_setY
   (JNIEnv *env, jclass cls, jlong thisPoint, jint value) {
-    Point* point = (Point*) thisPoint;
+    Point* point = jlong_to_ptr(thisPoint);
     point->y = value;
 }