s390/vm/jniTypes_s390.hpp

17  * 2 along with this work; if not, write to the Free Software Foundation,
29 // This file holds platform-dependent routines used to write primitive
30 // jni types to the array of arguments passed into JavaCalls::call.
37   // These functions write a java primitive type (in native format) to
38   // a java stack slot array to be passed as an argument to
47   // Ints are stored in native format in one JavaCallArgument slot at *to.
48   static inline void put_int(jint  from, intptr_t *to) {
49     *(jint*) to = from;
52   static inline void put_int(jint  from, intptr_t *to, int& pos) {
53     *(jint*) (to + pos++) = from;
56   static inline void put_int(jint *from, intptr_t *to, int& pos) {
57     *(jint*) (to + pos++) = *from;
60   // Longs are stored in native format in one JavaCallArgument slot at *(to+1).
61   static inline void put_long(jlong  from, intptr_t *to) {
62     *(jlong*) (to + 1) = from;
65   static inline void put_long(jlong  from, intptr_t *to, int& pos) {
66     *(jlong*) (to + 1 + pos) = from;
70   static inline void put_long(jlong *from, intptr_t *to, int& pos) {
71     *(jlong*) (to + 1 + pos) = *from;
75   // Oops are stored in native format in one JavaCallArgument slot at *to.
76   static inline void put_obj(oop  from, intptr_t *to) {
77     *(oop*) to = from;
80   static inline void put_obj(oop  from, intptr_t *to, int& pos) {
81     *(oop*) (to + pos++) = from;
84   static inline void put_obj(oop *from, intptr_t *to, int& pos) {
85     *(oop*) (to + pos++) = *from;
88   // Floats are stored in native format in one JavaCallArgument slot at *to.
89   static inline void put_float(jfloat  from, intptr_t *to) {
90     *(jfloat*) to = from;
93   static inline void put_float(jfloat  from, intptr_t *to, int& pos) {
94     *(jfloat*) (to + pos++) = from;
97   static inline void put_float(jfloat *from, intptr_t *to, int& pos) {
98     *(jfloat*) (to + pos++) = *from;
102   // slot at *(to+1).
103   static inline void put_double(jdouble  from, intptr_t *to) {
104     *(jdouble*) (to + 1) = from;
107   static inline void put_double(jdouble  from, intptr_t *to, int& pos) {
108     *(jdouble*) (to + 1 + pos) = from;
112   static inline void put_double(jdouble *from, intptr_t *to, int& pos) {
113     *(jdouble*) (to + 1 + pos) = *from;
119   // No need to worry about alignment on z/Architecture.