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This commit is contained in:
Vladimir Kozlov 2014-02-19 12:08:49 -08:00
commit 5117e1a805
358 changed files with 58875 additions and 1800 deletions
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24
hotspot/src/share/vm/runtime/sharedRuntime.hpp
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@ -141,7 +141,7 @@ class SharedRuntime: AllStatic {
static double dabs(double f);
#endif
#if defined(__SOFTFP__) || defined(PPC)
#if defined(__SOFTFP__) || defined(PPC32)
static double dsqrt(double f);
#endif
@ -362,7 +362,25 @@ class SharedRuntime: AllStatic {
const VMRegPair* regs) NOT_DEBUG_RETURN;
// Ditto except for calling C
static int c_calling_convention(const BasicType *sig_bt, VMRegPair *regs, int total_args_passed);
//
// C argument in register AND stack slot.
// Some architectures require that an argument must be passed in a register
// AND in a stack slot. These architectures provide a second VMRegPair array
// to be filled by the c_calling_convention method. On other architectures,
// NULL is being passed as the second VMRegPair array, so arguments are either
// passed in a register OR in a stack slot.
static int c_calling_convention(const BasicType *sig_bt, VMRegPair *regs, VMRegPair *regs2,
int total_args_passed);
// Compute the new number of arguments in the signature if 32 bit ints
// must be converted to longs. Needed if CCallingConventionRequiresIntsAsLongs
// is true.
static int convert_ints_to_longints_argcnt(int in_args_count, BasicType* in_sig_bt);
// Adapt a method's signature if it contains 32 bit integers that must
// be converted to longs. Needed if CCallingConventionRequiresIntsAsLongs
// is true.
static void convert_ints_to_longints(int i2l_argcnt, int& in_args_count,
BasicType*& in_sig_bt, VMRegPair*& in_regs);
// Generate I2C and C2I adapters. These adapters are simple argument marshalling
// blobs. Unlike adapters in the tiger and earlier releases the code in these
@ -376,7 +394,7 @@ class SharedRuntime: AllStatic {
// location for the interpreter to record. This is used by the frame code
// to correct the sender code to match up with the stack pointer when the
// thread left the compiled code. In addition it allows the interpreter
// to remove the space the c2i adapter allocated to do it argument conversion.
// to remove the space the c2i adapter allocated to do its argument conversion.
// Although a c2i blob will always run interpreted even if compiled code is
// present if we see that compiled code is present the compiled call site