Mark Probst
Changes: Christian Thalinger
+ Edwin Steiner
Contains C functions for JavaVM Instructions that cannot be
translated to machine language directly. Consequently, the
calls instead of machine instructions, using the C calling
convention.
- $Id: builtin.c 4550 2006-03-01 17:00:33Z twisti $
+ $Id: builtin.c 5251 2006-08-18 13:01:00Z twisti $
*/
#include "config.h"
#include <assert.h>
+#include <errno.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
+#include <sys/time.h>
#include "vm/types.h"
#include "native/include/java_lang_Object.h" /* required by VMObject */
#include "native/include/java_lang_VMObject.h"
-#if defined(USE_THREADS)
-# if defined(NATIVE_THREADS)
-# include "threads/native/threads.h"
-# else
-# include "threads/green/threads.h"
-# include "threads/green/locks.h"
-# endif
+#if defined(ENABLE_THREADS)
+# include "threads/native/threads.h"
#endif
#include "toolbox/logging.h"
#include "vm/stringlocal.h"
#include "vm/jit/asmpart.h"
#include "vm/jit/patcher.h"
+#include "vm/rt-timing.h"
+#include "vm/cycles-stats.h"
/* include builtin tables *****************************************************/
#include "vm/builtintable.inc"
+CYCLES_STATS_DECLARE(builtin_new ,100,5)
+CYCLES_STATS_DECLARE(builtin_overhead , 80,1)
+
/* builtintable_init ***********************************************************
Parse the descriptors of builtin functions and create the parsed
static bool builtintable_init(void)
{
- descriptor_pool *descpool;
- s4 dumpsize;
- utf *descriptor;
- s4 entries_internal;
- s4 entries_automatic;
- s4 i;
+ descriptor_pool *descpool;
+ s4 dumpsize;
+ builtintable_entry *bte;
/* mark start of dump memory area */
if (!descriptor_pool_add_class(descpool, utf_java_lang_Class))
return false;
- /* calculate table entries statically */
-
- entries_internal =
- sizeof(builtintable_internal) / sizeof(builtintable_entry);
-
- entries_automatic =
- sizeof(builtintable_automatic) / sizeof(builtintable_entry)
- - 1; /* last filler entry (comment see builtintable.inc) */
-
/* first add all descriptors to the pool */
- for (i = 0; i < entries_internal; i++) {
+ for (bte = builtintable_internal; bte->fp != NULL; bte++) {
/* create a utf8 string from descriptor */
- descriptor = utf_new_char(builtintable_internal[i].descriptor);
+ bte->descriptor = utf_new_char(bte->cdescriptor);
- if (!descriptor_pool_add(descpool, descriptor, NULL)) {
+ if (!descriptor_pool_add(descpool, bte->descriptor, NULL)) {
/* release dump area */
dump_release(dumpsize);
}
}
- for (i = 0; i < entries_automatic; i++) {
- /* create a utf8 string from descriptor */
+ for (bte = builtintable_automatic; bte->fp != NULL; bte++) {
+ bte->descriptor = utf_new_char(bte->cdescriptor);
- descriptor = utf_new_char(builtintable_automatic[i].descriptor);
+ if (!descriptor_pool_add(descpool, bte->descriptor, NULL)) {
+ dump_release(dumpsize);
+ return false;
+ }
+ }
- if (!descriptor_pool_add(descpool, descriptor, NULL)) {
- /* release dump area */
+ for (bte = builtintable_function; bte->fp != NULL; bte++) {
+ bte->classname = utf_new_char(bte->cclassname);
+ bte->name = utf_new_char(bte->cname);
+ bte->descriptor = utf_new_char(bte->cdescriptor);
+ if (!descriptor_pool_add(descpool, bte->descriptor, NULL)) {
dump_release(dumpsize);
-
return false;
}
}
/* now parse all descriptors */
- for (i = 0; i < entries_internal; i++) {
- /* create a utf8 string from descriptor */
-
- descriptor = utf_new_char(builtintable_internal[i].descriptor);
-
+ for (bte = builtintable_internal; bte->fp != NULL; bte++) {
/* parse the descriptor, builtin is always static (no `this' pointer) */
- builtintable_internal[i].md =
- descriptor_pool_parse_method_descriptor(descpool, descriptor,
- ACC_STATIC, NULL);
+ bte->md = descriptor_pool_parse_method_descriptor(descpool,
+ bte->descriptor,
+ ACC_STATIC, NULL);
}
- for (i = 0; i < entries_automatic; i++) {
- /* create a utf8 string from descriptor */
-
- descriptor = utf_new_char(builtintable_automatic[i].descriptor);
-
- /* parse the descriptor, builtin is always static (no `this' pointer) */
+ for (bte = builtintable_automatic; bte->fp != NULL; bte++) {
+ bte->md = descriptor_pool_parse_method_descriptor(descpool,
+ bte->descriptor,
+ ACC_STATIC, NULL);
+ }
- builtintable_automatic[i].md =
- descriptor_pool_parse_method_descriptor(descpool, descriptor,
- ACC_STATIC, NULL);
+ for (bte = builtintable_function; bte->fp != NULL; bte++) {
+ bte->md = descriptor_pool_parse_method_descriptor(descpool,
+ bte->descriptor,
+ ACC_STATIC, NULL);
}
/* release dump area */
/* builtin_init ****************************************************************
- XXX
+ Initialize the global table of builtin functions.
*******************************************************************************/
builtintable_entry *builtintable_get_internal(functionptr fp)
{
- s4 i;
+ builtintable_entry *bte;
- for (i = 0; builtintable_internal[i].fp != NULL; i++) {
- if (builtintable_internal[i].fp == fp)
- return &builtintable_internal[i];
+ for (bte = builtintable_internal; bte->fp != NULL; bte++) {
+ if (bte->fp == fp)
+ return bte;
}
return NULL;
}
+/* builtintable_replace_function ***********************************************
+
+ XXX
+
+*******************************************************************************/
+
+bool builtintable_replace_function(instruction *iptr)
+{
+ constant_FMIref *mr;
+ builtintable_entry *bte;
+
+ /* get name and descriptor of the function */
+
+ switch (iptr->opc) {
+ case ICMD_INVOKESTATIC:
+ /* The instruction MUST be resolved, otherwise we run into
+ lazy loading troubles. Anyway, we should/can only replace
+ very VM-close functions. */
+
+ if (INSTRUCTION_IS_UNRESOLVED(iptr))
+ return false;
+
+ mr = INSTRUCTION_RESOLVED_FMIREF(iptr);
+ break;
+
+ default:
+ return false;
+ }
+
+ /* search the function table */
+
+ for (bte = builtintable_function; bte->fp != NULL; bte++) {
+ if ((mr->p.classref->name == bte->classname) &&
+ (mr->name == bte->name) &&
+ (mr->descriptor == bte->descriptor)) {
+
+ /* set the values in the instruction */
+
+ iptr->opc = bte->opcode;
+ iptr->op1 = bte->checkexception;
+ iptr->val.a = bte;
+
+ return true;
+ }
+ }
+
+ return false;
+}
+
+
/*****************************************************************************
TYPE CHECKS
*****************************************************************************/
}
-/************************** exception functions *******************************
+/* builtin_throw_exception *****************************************************
-******************************************************************************/
+ Sets the exceptionptr with the thrown exception and prints some
+ debugging information. Called from asm_vm_call_method.
-#if !defined(NDEBUG)
-java_objectheader *builtin_throw_exception(java_objectheader *xptr)
+*******************************************************************************/
+
+void *builtin_throw_exception(java_objectheader *xptr)
{
+#if !defined(NDEBUG)
java_lang_Throwable *t;
char *logtext;
s4 logtextlen;
if (t) {
logtextlen +=
- utf_strlen(xptr->vftbl->class->name) +
- strlen(": ") +
- javastring_strlen(t->detailMessage);
-
- } else
+ utf_bytes(xptr->vftbl->class->name);
+ if (t->detailMessage) {
+ logtextlen += strlen(": ") +
+ u2_utflength(t->detailMessage->value->data
+ + t->detailMessage->offset,
+ t->detailMessage->count);
+ }
+ }
+ else {
logtextlen += strlen("(nil)");
+ }
/* allocate memory */
strcpy(logtext, "Builtin exception thrown: ");
if (t) {
- utf_sprint_classname(logtext + strlen(logtext),
- xptr->vftbl->class->name);
+ utf_cat_classname(logtext, xptr->vftbl->class->name);
if (t->detailMessage) {
char *buf;
buf = javastring_tochar((java_objectheader *) t->detailMessage);
strcat(logtext, ": ");
strcat(logtext, buf);
- MFREE(buf, char, strlen(buf));
+ MFREE(buf, char, strlen(buf) + 1);
}
} else {
dump_release(dumpsize);
}
+#endif /* !defined(NDEBUG) */
+
+ /* actually set the exception */
*exceptionptr = xptr;
- return xptr;
+ /* Return a NULL pointer. This is required for vm_call_method to
+ check for an exception. This is for convenience. */
+
+ return NULL;
}
-#endif /* !defined(NDEBUG) */
/* builtin_canstore ************************************************************
java_objectheader *builtin_new(classinfo *c)
{
java_objectheader *o;
+#if defined(ENABLE_RT_TIMING)
+ struct timespec time_start, time_end;
+#endif
+#if defined(ENABLE_CYCLES_STATS)
+ u8 cycles_start, cycles_end;
+#endif
+
+ RT_TIMING_GET_TIME(time_start);
+ CYCLES_STATS_GET(cycles_start);
/* is the class loaded */
return NULL;
if (!(c->state & CLASS_INITIALIZED)) {
+#if !defined(NDEBUG)
if (initverbose)
log_message_class("Initialize class (from builtin_new): ", c);
+#endif
if (!initialize_class(c))
return NULL;
}
- o = heap_allocate(c->instancesize, true, c->finalizer);
+ o = heap_allocate(c->instancesize, c->flags & ACC_CLASS_HAS_POINTERS,
+ c->finalizer);
if (!o)
return NULL;
o->vftbl = c->vftbl;
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- initObjectLock(o);
+#if defined(ENABLE_THREADS)
+ lock_init_object_lock(o);
#endif
+ CYCLES_STATS_GET(cycles_end);
+ RT_TIMING_GET_TIME(time_end);
+
+ CYCLES_STATS_COUNT(builtin_new,cycles_end - cycles_start);
+ RT_TIMING_TIME_DIFF(time_start, time_end, RT_TIMING_NEW_OBJECT);
+
return o;
}
s4 componentsize;
s4 actualsize;
java_arrayheader *a;
+#if defined(ENABLE_RT_TIMING)
+ struct timespec time_start, time_end;
+#endif
+
+ RT_TIMING_GET_TIME(time_start);
desc = arrayclass->vftbl->arraydesc;
dataoffset = desc->dataoffset;
a->objheader.vftbl = arrayclass->vftbl;
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
- initObjectLock(&a->objheader);
+#if defined(ENABLE_THREADS)
+ lock_init_object_lock(&a->objheader);
#endif
a->size = size;
+ RT_TIMING_GET_TIME(time_end);
+ RT_TIMING_TIME_DIFF(time_start, time_end, RT_TIMING_NEW_ARRAY);
+
return a;
}
char *logtext;
s4 logtextlen;
s4 dumpsize;
+ codeinfo *code;
if (opt_verbosecall && indent)
methodindent--;
if (xptr) {
logtextlen =
- strlen("Exception ") +
- utf_strlen(xptr->vftbl->class->name);
-
- } else {
+ strlen("Exception ") + utf_bytes(xptr->vftbl->class->name);
+ }
+ else {
logtextlen = strlen("Some Throwable");
}
if (m) {
logtextlen +=
- utf_strlen(m->class->name) +
+ utf_bytes(m->class->name) +
strlen(".") +
- utf_strlen(m->name) +
- utf_strlen(m->descriptor) +
+ utf_bytes(m->name) +
+ utf_bytes(m->descriptor) +
strlen("(NOSYNC,NATIVE");
#if SIZEOF_VOID_P == 8
if (m->class->sourcefile == NULL)
logtextlen += strlen("<NO CLASSFILE INFORMATION>");
else
- logtextlen += utf_strlen(m->class->sourcefile);
+ logtextlen += utf_bytes(m->class->sourcefile);
logtextlen += strlen(":65536)");
- } else
+ }
+ else {
logtextlen += strlen("call_java_method");
+ }
logtextlen += strlen("0");
if (xptr) {
strcpy(logtext, "Exception ");
- utf_strcat_classname(logtext, xptr->vftbl->class->name);
+ utf_cat_classname(logtext, xptr->vftbl->class->name);
} else {
strcpy(logtext, "Some Throwable");
strcat(logtext, " thrown in ");
if (m) {
- utf_strcat_classname(logtext, m->class->name);
+ utf_cat_classname(logtext, m->class->name);
strcat(logtext, ".");
- utf_strcat(logtext, m->name);
- utf_strcat(logtext, m->descriptor);
+ utf_cat(logtext, m->name);
+ utf_cat(logtext, m->descriptor);
if (m->flags & ACC_SYNCHRONIZED)
strcat(logtext, "(SYNC");
if (m->flags & ACC_NATIVE) {
strcat(logtext, ",NATIVE");
+ code = m->code;
+
#if SIZEOF_VOID_P == 8
sprintf(logtext + strlen(logtext),
")(0x%016lx) at position 0x%016lx",
- (ptrint) m->entrypoint, (ptrint) pos);
+ (ptrint) code->entrypoint, (ptrint) pos);
#else
sprintf(logtext + strlen(logtext),
")(0x%08x) at position 0x%08x",
- (ptrint) m->entrypoint, (ptrint) pos);
+ (ptrint) code->entrypoint, (ptrint) pos);
#endif
} else {
+
+ /* XXX preliminary: This should get the actual codeinfo */
+ /* in which the exception happened. */
+ code = m->code;
+
#if SIZEOF_VOID_P == 8
sprintf(logtext + strlen(logtext),
")(0x%016lx) at position 0x%016lx (",
- (ptrint) m->entrypoint, (ptrint) pos);
+ (ptrint) code->entrypoint, (ptrint) pos);
#else
sprintf(logtext + strlen(logtext),
")(0x%08x) at position 0x%08x (",
- (ptrint) m->entrypoint, (ptrint) pos);
+ (ptrint) code->entrypoint, (ptrint) pos);
#endif
if (m->class->sourcefile == NULL)
strcat(logtext, "<NO CLASSFILE INFORMATION>");
else
- utf_strcat(logtext, m->class->sourcefile);
+ utf_cat(logtext, m->class->sourcefile);
sprintf(logtext + strlen(logtext), ":%d)", 0);
}
#endif /* !defined(NDEBUG) */
+/* builtin_print_argument ******************************************************
+
+ Prints arguments and return values for the call trace.
+
+*******************************************************************************/
+
+#if !defined(NDEBUG)
+static char *builtin_print_argument(char *logtext, s4 logtextlen,
+ typedesc *paramtype, s8 value)
+{
+ imm_union imu;
+ java_objectheader *o;
+ java_lang_String *s;
+ classinfo *c;
+ utf *u;
+ u4 len;
+
+ switch (paramtype->type) {
+ case TYPE_INT:
+ sprintf(logtext + strlen(logtext), "0x%x", (s4) value);
+ break;
+
+ case TYPE_LNG:
+#if SIZEOF_VOID_P == 4
+ sprintf(logtext + strlen(logtext), "0x%llx", value);
+#else
+ sprintf(logtext + strlen(logtext), "0x%lx", value);
+#endif
+ break;
+
+ case TYPE_FLT:
+ imu.l = value;
+ sprintf(logtext + strlen(logtext), "%.8f (0x%08x)", imu.f, imu.i);
+ break;
+
+ case TYPE_DBL:
+ imu.l = value;
+#if SIZEOF_VOID_P == 4
+ sprintf(logtext + strlen(logtext), "%.16g (0x%016llx)", imu.d, imu.l);
+#else
+ sprintf(logtext + strlen(logtext), "%.16g (0x%016lx)", imu.d, imu.l);
+#endif
+ break;
+
+ case TYPE_ADR:
+ sprintf(logtext + strlen(logtext), "%p", (void *) (ptrint) value);
+
+ /* cast to java.lang.Object */
+
+ o = (java_objectheader *) (ptrint) value;
+
+ /* check return argument for java.lang.Class or java.lang.String */
+
+ if (o != NULL) {
+ if (o->vftbl->class == class_java_lang_String) {
+ /* get java.lang.String object and the length of the
+ string */
+
+ s = (java_lang_String *) o;
+
+ u = javastring_toutf(s, false);
+
+ len = strlen(" (String = \"") + utf_bytes(u) + strlen("\")");
+
+ /* realloc memory for string length */
+
+ DMREALLOC(logtext, char, logtextlen, logtextlen + len);
+
+ /* convert to utf8 string and strcat it to the logtext */
+
+ strcat(logtext, " (String = \"");
+ utf_cat(logtext, u);
+ strcat(logtext, "\")");
+ }
+ else {
+ if (o->vftbl->class == class_java_lang_Class) {
+ /* if the object returned is a java.lang.Class
+ cast it to classinfo structure and get the name
+ of the class */
+
+ c = (classinfo *) o;
+
+ u = c->name;
+ }
+ else {
+ /* if the object returned is not a java.lang.String or
+ a java.lang.Class just print the name of the class */
+
+ u = o->vftbl->class->name;
+ }
+
+ len = strlen(" (Class = \"") + utf_bytes(u) + strlen("\")");
+
+ /* realloc memory for string length */
+
+ DMREALLOC(logtext, char, logtextlen, logtextlen + len);
+
+ /* strcat to the logtext */
+
+ strcat(logtext, " (Class = \"");
+ utf_cat_classname(logtext, u);
+ strcat(logtext, "\")");
+ }
+ }
+ }
+
+ return logtext;
+}
+#endif /* !defined(NDEBUG) */
+
+
/* builtin_trace_args **********************************************************
- XXX
+ Print method call with arguments for -verbose:call.
*******************************************************************************/
strlen("-2147483647-") + /* INT_MAX should be sufficient */
methodindent +
strlen("called: ") +
- utf_strlen(m->class->name) +
+ utf_bytes(m->class->name) +
strlen(".") +
- utf_strlen(m->name) +
- utf_strlen(m->descriptor) +
+ utf_bytes(m->name) +
+ utf_bytes(m->descriptor) +
strlen(" SYNCHRONIZED") + strlen("(") + strlen(")");
/* add maximal argument length */
strcpy(logtext + pos, "called: ");
- utf_strcat_classname(logtext, m->class->name);
+ utf_cat_classname(logtext, m->class->name);
strcat(logtext, ".");
- utf_strcat(logtext, m->name);
- utf_strcat(logtext, m->descriptor);
+ utf_cat(logtext, m->name);
+ utf_cat(logtext, m->descriptor);
if (m->flags & ACC_PUBLIC) strcat(logtext, " PUBLIC");
if (m->flags & ACC_PRIVATE) strcat(logtext, " PRIVATE");
strcat(logtext, "(");
- /* xxxprintf ?Bug? an PowerPc Linux (rlwinm.inso) */
- /* Only Arguments in integer Registers are passed correctly here */
- /* long longs spilled on Stack have an wrong offset of +4 */
- /* So preliminary Bugfix: Only pass 3 params at once to sprintf */
- /* for SIZEOG_VOID_P == 4 && TRACE_ARGS_NUM == 8 */
- switch (md->paramcount) {
- case 0:
- break;
+ if (md->paramcount >= 1) {
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[0], a0);
+ }
-#if SIZEOF_VOID_P == 4
- case 1:
- sprintf(logtext + strlen(logtext),
- "0x%llx",
- a0);
- break;
+ if (md->paramcount >= 2) {
+ strcat(logtext, ", ");
- case 2:
- sprintf(logtext + strlen(logtext),
- "0x%llx, 0x%llx",
- a0, a1);
- break;
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[1], a1);
+ }
#if TRACE_ARGS_NUM >= 4
- case 3:
- sprintf(logtext + strlen(logtext),
- "0x%llx, 0x%llx, 0x%llx",
- a0, a1, a2);
- break;
+ if (md->paramcount >= 3) {
+ strcat(logtext, ", ");
- case 4:
- sprintf(logtext + strlen(logtext), "0x%llx, 0x%llx, 0x%llx"
- , a0, a1, a2);
- sprintf(logtext + strlen(logtext), ", 0x%llx", a3);
-
- break;
-#endif /* TRACE_ARGS_NUM >= 4 */
-
-#if TRACE_ARGS_NUM >= 6
- case 5:
- sprintf(logtext + strlen(logtext), "0x%llx, 0x%llx, 0x%llx"
- , a0, a1, a2);
- sprintf(logtext + strlen(logtext), ", 0x%llx, 0x%llx", a3, a4);
- break;
-
-
- case 6:
- sprintf(logtext + strlen(logtext), "0x%llx, 0x%llx, 0x%llx"
- , a0, a1, a2);
- sprintf(logtext + strlen(logtext), ", 0x%llx, 0x%llx, 0x%llx"
- , a3, a4, a5);
- break;
-#endif /* TRACE_ARGS_NUM >= 6 */
-
-#if TRACE_ARGS_NUM == 8
- case 7:
- sprintf(logtext + strlen(logtext), "0x%llx, 0x%llx, 0x%llx"
- , a0, a1, a2);
- sprintf(logtext + strlen(logtext), ", 0x%llx, 0x%llx, 0x%llx"
- , a3, a4, a5);
- sprintf(logtext + strlen(logtext), ", 0x%llx", a6);
- break;
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[2], a2);
+ }
- case 8:
- sprintf(logtext + strlen(logtext), "0x%llx, 0x%llx, 0x%llx"
- , a0, a1, a2);
- sprintf(logtext + strlen(logtext), ", 0x%llx, 0x%llx, 0x%llx"
- , a3, a4, a5);
- sprintf(logtext + strlen(logtext), ", 0x%llx, 0x%llx", a6, a7);
- break;
-#endif /* TRACE_ARGS_NUM == 8 */
+ if (md->paramcount >= 4) {
+ strcat(logtext, ", ");
- default:
-#if TRACE_ARGS_NUM == 2
- sprintf(logtext + strlen(logtext), "0x%llx, 0x%llx, ...(%d)", a0, a1, md->paramcount - 2);
-
-#elif TRACE_ARGS_NUM == 4
- sprintf(logtext + strlen(logtext),
- "0x%llx, 0x%llx, 0x%llx, 0x%llx, ...(%d)",
- a0, a1, a2, a3, md->paramcount - 4);
-
-#elif TRACE_ARGS_NUM == 6
- sprintf(logtext + strlen(logtext),
- "0x%llx, 0x%llx, 0x%llx, 0x%llx, 0x%llx, 0x%llx, ...(%d)",
- a0, a1, a2, a3, a4, a5, md->paramcount - 6);
-
-#elif TRACE_ARGS_NUM == 8
- sprintf(logtext + strlen(logtext),"0x%llx, 0x%llx, 0x%llx,"
- , a0, a1, a2);
- sprintf(logtext + strlen(logtext)," 0x%llx, 0x%llx, 0x%llx,"
- , a3, a4, a5);
- sprintf(logtext + strlen(logtext)," 0x%llx, 0x%llx, ...(%d)"
- , a6, a7, md->paramcount - 8);
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[3], a3);
+ }
#endif
- break;
-
-#else /* SIZEOF_VOID_P == 4 */
-
- case 1:
- sprintf(logtext + strlen(logtext),
- "0x%lx",
- a0);
- break;
- case 2:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx",
- a0, a1);
- break;
-
- case 3:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx", a0, a1, a2);
- break;
+#if TRACE_ARGS_NUM >= 6
+ if (md->paramcount >= 5) {
+ strcat(logtext, ", ");
- case 4:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx",
- a0, a1, a2, a3);
- break;
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[4], a4);
+ }
-#if TRACE_ARGS_NUM >= 6
- case 5:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx",
- a0, a1, a2, a3, a4);
- break;
+ if (md->paramcount >= 6) {
+ strcat(logtext, ", ");
- case 6:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx",
- a0, a1, a2, a3, a4, a5);
- break;
-#endif /* TRACE_ARGS_NUM >= 6 */
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[5], a5);
+ }
+#endif
#if TRACE_ARGS_NUM == 8
- case 7:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx",
- a0, a1, a2, a3, a4, a5, a6);
- break;
+ if (md->paramcount >= 7) {
+ strcat(logtext, ", ");
- case 8:
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx",
- a0, a1, a2, a3, a4, a5, a6, a7);
- break;
-#endif /* TRACE_ARGS_NUM == 8 */
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[6], a6);
+ }
- default:
-#if TRACE_ARGS_NUM == 4
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, ...(%d)",
- a0, a1, a2, a3, md->paramcount - 4);
-
-#elif TRACE_ARGS_NUM == 6
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, ...(%d)",
- a0, a1, a2, a3, a4, a5, md->paramcount - 6);
-
-#elif TRACE_ARGS_NUM == 8
- sprintf(logtext + strlen(logtext),
- "0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, 0x%lx, ...(%d)",
- a0, a1, a2, a3, a4, a5, a6, a7, md->paramcount - 8);
+ if (md->paramcount >= 8) {
+ strcat(logtext, ", ");
+
+ logtext = builtin_print_argument(logtext, logtextlen,
+ &md->paramtypes[7], a7);
+ }
#endif
- break;
-#endif /* SIZEOF_VOID_P == 4 */
+
+ if (md->paramcount > 8) {
+ sprintf(logtext + strlen(logtext), ", ...(%d)",
+ md->paramcount - TRACE_ARGS_NUM);
}
strcat(logtext, ")");
/* builtin_displaymethodstop ***************************************************
- XXX
+ Print method exit for -verbose:call.
*******************************************************************************/
#if !defined(NDEBUG)
void builtin_displaymethodstop(methodinfo *m, s8 l, double d, float f)
{
- methoddesc *md;
- char *logtext;
- s4 logtextlen;
- s4 dumpsize;
- s4 i;
- s4 pos;
- java_objectheader *o;
- java_lang_String *s;
- classinfo *c;
- s4 len;
- utf *u;
- imm_union imu;
+ methoddesc *md;
+ char *logtext;
+ s4 logtextlen;
+ s4 dumpsize;
+ s4 i;
+ s4 pos;
md = m->parseddesc;
strlen("-2147483647-") + /* INT_MAX should be sufficient */
methodindent +
strlen("finished: ") +
- utf_strlen(m->class->name) +
+ utf_bytes(m->class->name) +
strlen(".") +
- utf_strlen(m->name) +
- utf_strlen(m->descriptor) +
+ utf_bytes(m->name) +
+ utf_bytes(m->descriptor) +
strlen(" SYNCHRONIZED") + strlen("(") + strlen(")");
/* add maximal argument length */
logtext[pos++] = '\t';
strcpy(logtext + pos, "finished: ");
- utf_strcat_classname(logtext, m->class->name);
+ utf_cat_classname(logtext, m->class->name);
strcat(logtext, ".");
- utf_strcat(logtext, m->name);
- utf_strcat(logtext, m->descriptor);
-
- switch (md->returntype.type) {
- case TYPE_INT:
- sprintf(logtext + strlen(logtext), "->%d (0x%08x)", (s4) l, (s4) l);
- break;
-
- case TYPE_LNG:
-#if SIZEOF_VOID_P == 4
- sprintf(logtext + strlen(logtext), "->%lld (0x%016llx)", (s8) l, l);
-#else
- sprintf(logtext + strlen(logtext), "->%ld (0x%016lx)", (s8) l, l);
-#endif
- break;
-
- case TYPE_ADR:
- sprintf(logtext + strlen(logtext), "->%p", (void *) (ptrint) l);
-
- /* check return argument for java.lang.Class or java.lang.String */
-
- o = (java_objectheader *) (ptrint) l;
-
- if (o != NULL) {
- if (o->vftbl->class == class_java_lang_String) {
- /* get java.lang.String object and the length of the
- string */
-
- s= (java_lang_String *) (ptrint) l;
-
- len = strlen(", String = \"") + javastring_strlen(s) +
- strlen("\"");
-
- /* realloc memory for string length */
-
- DMREALLOC(logtext, char, logtextlen, logtextlen + len);
-
- /* convert to utf8 string and strcat it to the logtext */
-
- u = javastring_toutf(s, false);
-
- strcat(logtext, ", String = \"");
- utf_strcat(logtext, u);
- strcat(logtext, "\"");
-
- } else {
- if (o->vftbl->class == class_java_lang_Class) {
- /* if the object returned is a java.lang.Class
- cast it to classinfo structure and get the name
- of the class */
-
- c = (classinfo *) (ptrint) l;
-
- u = c->name;
-
- } else {
- /* if the object returned is not a java.lang.String or
- a java.lang.Class just print the name of the class */
-
- u = o->vftbl->class->name;
- }
+ utf_cat(logtext, m->name);
+ utf_cat(logtext, m->descriptor);
- len = strlen(", Class = \"") + utf_strlen(u) + strlen("\"");
-
- /* realloc memory for string length */
-
- DMREALLOC(logtext, char, logtextlen, logtextlen + len);
-
- /* strcat to the logtext */
-
- strcat(logtext, ", Class = \"");
- utf_strcat(logtext, u);
- strcat(logtext, "\"");
- }
- }
- break;
-
- case TYPE_FLT:
- imu.f = f;
- sprintf(logtext + strlen(logtext), "->%.8f (0x%08x)", f, imu.i);
- break;
+ if (!IS_VOID_TYPE(md->returntype.type))
+ strcat(logtext, "->");
- case TYPE_DBL:
- imu.d = d;
-#if SIZEOF_VOID_P == 4
- sprintf(logtext + strlen(logtext), "->%.16g (0x%016llx)", d, imu.l);
-#else
- sprintf(logtext + strlen(logtext), "->%.16g (0x%016lx)", d, imu.l);
-#endif
- break;
- }
+ logtext = builtin_print_argument(logtext, logtextlen, &md->returntype, l);
log_text(logtext);
#endif /* !defined(NDEBUG) */
-/****************************************************************************
- SYNCHRONIZATION FUNCTIONS
-*****************************************************************************/
-
-#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
-/*
- * Lock the mutex of an object.
- */
-void internal_lock_mutex_for_object(java_objectheader *object)
+#if defined(ENABLE_CYCLES_STATS)
+void builtin_print_cycles_stats(FILE *file)
{
- mutexHashEntry *entry;
- int hashValue;
-
- assert(object != 0);
-
- hashValue = MUTEX_HASH_VALUE(object);
- entry = &mutexHashTable[hashValue];
-
- if (entry->object != 0) {
- if (entry->mutex.count == 0 && entry->conditionCount == 0) {
- entry->object = 0;
- entry->mutex.holder = 0;
- entry->mutex.count = 0;
- entry->mutex.muxWaiters = 0;
+ fprintf(file,"builtin cylce count statistics:\n");
- } else {
- while (entry->next != 0 && entry->object != object)
- entry = entry->next;
-
- if (entry->object != object) {
- entry->next = firstFreeOverflowEntry;
- firstFreeOverflowEntry = firstFreeOverflowEntry->next;
+ CYCLES_STATS_PRINT_OVERHEAD(builtin_overhead,file);
+ CYCLES_STATS_PRINT(builtin_new ,file);
- entry = entry->next;
- entry->object = 0;
- entry->next = 0;
- assert(entry->conditionCount == 0);
- }
- }
-
- } else {
- entry->mutex.holder = 0;
- entry->mutex.count = 0;
- entry->mutex.muxWaiters = 0;
- }
-
- if (entry->object == 0)
- entry->object = object;
-
- internal_lock_mutex(&entry->mutex);
+ fprintf(file,"\n");
}
-#endif
-
-
-#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
-/*
- * Unlocks the mutex of an object.
- */
-void internal_unlock_mutex_for_object (java_objectheader *object)
-{
- int hashValue;
- mutexHashEntry *entry;
-
- hashValue = MUTEX_HASH_VALUE(object);
- entry = &mutexHashTable[hashValue];
-
- if (entry->object == object) {
- internal_unlock_mutex(&entry->mutex);
-
- } else {
- while (entry->next != 0 && entry->next->object != object)
- entry = entry->next;
-
- assert(entry->next != 0);
-
- internal_unlock_mutex(&entry->next->mutex);
-
- if (entry->next->mutex.count == 0 && entry->conditionCount == 0) {
- mutexHashEntry *unlinked = entry->next;
-
- entry->next = unlinked->next;
- unlinked->next = firstFreeOverflowEntry;
- firstFreeOverflowEntry = unlinked;
- }
- }
-}
-#endif
-
-
-#if defined(USE_THREADS)
-void builtin_monitorenter(java_objectheader *o)
-{
-#if !defined(NATIVE_THREADS)
- int hashValue;
-
- ++blockInts;
-
- hashValue = MUTEX_HASH_VALUE(o);
- if (mutexHashTable[hashValue].object == o
- && mutexHashTable[hashValue].mutex.holder == currentThread)
- ++mutexHashTable[hashValue].mutex.count;
- else
- internal_lock_mutex_for_object(o);
-
- --blockInts;
-#else
- monitorEnter((threadobject *) THREADOBJECT, o);
-#endif
-}
-#endif
-
-
-#if defined(USE_THREADS)
-/*
- * Locks the class object - needed for static synchronized methods.
- */
-void builtin_staticmonitorenter(classinfo *c)
-{
- builtin_monitorenter(&c->object.header);
-}
-#endif
-
-
-#if defined(USE_THREADS)
-void builtin_monitorexit(java_objectheader *o)
-{
-#if !defined(NATIVE_THREADS)
- int hashValue;
-
- ++blockInts;
-
- hashValue = MUTEX_HASH_VALUE(o);
- if (mutexHashTable[hashValue].object == o) {
- if (mutexHashTable[hashValue].mutex.count == 1
- && mutexHashTable[hashValue].mutex.muxWaiters != 0)
- internal_unlock_mutex_for_object(o);
- else
- --mutexHashTable[hashValue].mutex.count;
-
- } else
- internal_unlock_mutex_for_object(o);
-
- --blockInts;
-#else
- monitorExit((threadobject *) THREADOBJECT, o);
-#endif
-}
-#endif
+#endif /* defined(ENABLE_CYCLES_STATS) */
/*****************************************************************************
#endif /* !(SUPPORT_FLOAT && SUPPORT_DOUBLE) */
-/* builtin_clone_array *********************************************************
+/* builtin_arraycopy ***********************************************************
- Wrapper function for cloning arrays.
+ Builtin for java.lang.System.arraycopy.
+
+ ATTENTION: This builtin function returns a boolean value to signal
+ the ICMD_BUILTIN if there was an exception.
*******************************************************************************/
-java_arrayheader *builtin_clone_array(void *env, java_arrayheader *o)
+bool builtin_arraycopy(java_arrayheader *src, s4 srcStart,
+ java_arrayheader *dest, s4 destStart, s4 len)
{
- java_arrayheader *ah;
- java_lang_Cloneable *c;
+ arraydescriptor *sdesc;
+ arraydescriptor *ddesc;
+ s4 i;
- c = (java_lang_Cloneable *) o;
+ if ((src == NULL) || (dest == NULL)) {
+ exceptions_throw_nullpointerexception();
+ return false;
+ }
- ah = (java_arrayheader *) Java_java_lang_VMObject_clone(0, 0, c);
+ sdesc = src->objheader.vftbl->arraydesc;
+ ddesc = dest->objheader.vftbl->arraydesc;
- return ah;
+ if (!sdesc || !ddesc || (sdesc->arraytype != ddesc->arraytype)) {
+ exceptions_throw_arraystoreexception();
+ return false;
+ }
+
+ /* we try to throw exception with the same message as SUN does */
+
+ if ((len < 0) || (srcStart < 0) || (destStart < 0) ||
+ (srcStart + len < 0) || (srcStart + len > src->size) ||
+ (destStart + len < 0) || (destStart + len > dest->size)) {
+ exceptions_throw_arrayindexoutofboundsexception();
+ return false;
+ }
+
+ if (sdesc->componentvftbl == ddesc->componentvftbl) {
+ /* We copy primitive values or references of exactly the same type */
+
+ s4 dataoffset = sdesc->dataoffset;
+ s4 componentsize = sdesc->componentsize;
+
+ memmove(((u1 *) dest) + dataoffset + componentsize * destStart,
+ ((u1 *) src) + dataoffset + componentsize * srcStart,
+ (size_t) len * componentsize);
+ }
+ else {
+ /* We copy references of different type */
+
+ java_objectarray *oas = (java_objectarray *) src;
+ java_objectarray *oad = (java_objectarray *) dest;
+
+ if (destStart <= srcStart) {
+ for (i = 0; i < len; i++) {
+ java_objectheader *o = oas->data[srcStart + i];
+
+ if (!builtin_canstore(oad, o)) {
+ exceptions_throw_arraystoreexception();
+ return false;
+ }
+
+ oad->data[destStart + i] = o;
+ }
+ }
+ else {
+ /* XXX this does not completely obey the specification!
+ If an exception is thrown only the elements above the
+ current index have been copied. The specification
+ requires that only the elements *below* the current
+ index have been copied before the throw. */
+
+ for (i = len - 1; i >= 0; i--) {
+ java_objectheader *o = oas->data[srcStart + i];
+
+ if (!builtin_canstore(oad, o)) {
+ exceptions_throw_arraystoreexception();
+ return false;
+ }
+
+ oad->data[destStart + i] = o;
+ }
+ }
+ }
+
+ return true;
}
-/* builtin_asm_get_exceptionptrptr *********************************************
+/* builtin_currenttimemillis ***************************************************
- this is a wrapper for calls from asmpart
+ Return the current time in milliseconds.
*******************************************************************************/
-#if defined(USE_THREADS) && defined(NATIVE_THREADS)
-java_objectheader **builtin_asm_get_exceptionptrptr(void)
+s8 builtin_currenttimemillis(void)
{
- return builtin_get_exceptionptrptr();
+ struct timeval tv;
+ s8 result;
+
+ if (gettimeofday(&tv, NULL) == -1)
+ vm_abort("gettimeofday failed: %s", strerror(errno));
+
+ result = (s8) tv.tv_sec;
+ result *= 1000;
+ result += (tv.tv_usec / 1000);
+
+ return result;
+}
+
+
+/* builtin_clone_array *********************************************************
+
+ Wrapper function for cloning arrays.
+
+*******************************************************************************/
+
+java_arrayheader *builtin_clone_array(void *env, java_arrayheader *o)
+{
+ java_arrayheader *ah;
+ java_lang_Cloneable *c;
+
+ c = (java_lang_Cloneable *) o;
+
+ ah = (java_arrayheader *) Java_java_lang_VMObject_clone(0, 0, c);
+
+ return ah;
}
-#endif
/*
* c-basic-offset: 4
* tab-width: 4
* End:
+ * vim:noexpandtab:sw=4:ts=4:
*/
projects / cacao.git / blobdiff