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6953477: Increase portability and flexibility of building Hotspot

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A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.

Reviewed-by: phh, never, coleenp, dholmes
This commit is contained in:
Bob Vandette 2010-08-03 08:13:38 -04:00
parent c45761e2a8
commit b95c7e9523
113 changed files with 1669 additions and 559 deletions
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51
hotspot/src/share/vm/runtime/sharedRuntime.hpp
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@ -78,6 +78,18 @@ class SharedRuntime: AllStatic {
static jfloat frem(jfloat x, jfloat y);
static jdouble drem(jdouble x, jdouble y);
#ifdef __SOFTFP__
static jfloat fadd(jfloat x, jfloat y);
static jfloat fsub(jfloat x, jfloat y);
static jfloat fmul(jfloat x, jfloat y);
static jfloat fdiv(jfloat x, jfloat y);
static jdouble dadd(jdouble x, jdouble y);
static jdouble dsub(jdouble x, jdouble y);
static jdouble dmul(jdouble x, jdouble y);
static jdouble ddiv(jdouble x, jdouble y);
#endif // __SOFTFP__
// float conversion (needs to set appropriate rounding mode)
static jint f2i (jfloat x);
static jlong f2l (jfloat x);
@ -87,6 +99,12 @@ class SharedRuntime: AllStatic {
static jfloat l2f (jlong x);
static jdouble l2d (jlong x);
#ifdef __SOFTFP__
static jfloat i2f (jint x);
static jdouble i2d (jint x);
static jdouble f2d (jfloat x);
#endif // __SOFTFP__
// double trigonometrics and transcendentals
static jdouble dsin(jdouble x);
static jdouble dcos(jdouble x);
@ -96,6 +114,32 @@ class SharedRuntime: AllStatic {
static jdouble dexp(jdouble x);
static jdouble dpow(jdouble x, jdouble y);
#if defined(__SOFTFP__) || defined(E500V2)
static double dabs(double f);
static double dsqrt(double f);
#endif
#ifdef __SOFTFP__
// C++ compiler generates soft float instructions as well as passing
// float and double in registers.
static int fcmpl(float x, float y);
static int fcmpg(float x, float y);
static int dcmpl(double x, double y);
static int dcmpg(double x, double y);
static int unordered_fcmplt(float x, float y);
static int unordered_dcmplt(double x, double y);
static int unordered_fcmple(float x, float y);
static int unordered_dcmple(double x, double y);
static int unordered_fcmpge(float x, float y);
static int unordered_dcmpge(double x, double y);
static int unordered_fcmpgt(float x, float y);
static int unordered_dcmpgt(double x, double y);
static float fneg(float f);
static double dneg(double f);
#endif
// exception handling across interpreter/compiler boundaries
static address raw_exception_handler_for_return_address(JavaThread* thread, address return_address);
static address exception_handler_for_return_address(JavaThread* thread, address return_address);
@ -585,9 +629,7 @@ class AdapterHandlerEntry : public BasicHashtableEntry {
bool compare_code(unsigned char* code, int length, int total_args_passed, BasicType* sig_bt);
#endif
#ifndef PRODUCT
void print();
#endif /* PRODUCT */
};
class AdapterHandlerLibrary: public AllStatic {
@ -609,9 +651,10 @@ class AdapterHandlerLibrary: public AllStatic {
static nmethod* create_dtrace_nmethod (methodHandle method);
#endif // HAVE_DTRACE_H
#ifndef PRODUCT
static void print_handler(CodeBlob* b);
static void print_handler(CodeBlob* b) { print_handler_on(tty, b); }
static void print_handler_on(outputStream* st, CodeBlob* b);
static bool contains(CodeBlob* b);
#ifndef PRODUCT
static void print_statistics();
#endif /* PRODUCT */