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7196199: java/text/Bidi/Bug6665028.java failed: Bidi run count incorrect

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Save whole XMM/YMM registers in safepoint interrupt handler.

Reviewed-by: roland, twisti
This commit is contained in:
Vladimir Kozlov 2012-09-17 19:39:07 -07:00
parent 45435c5485
commit 811c047ec1
19 changed files with 654 additions and 204 deletions
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11
hotspot/src/cpu/sparc/vm/sharedRuntime_sparc.cpp
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@ -313,6 +313,14 @@ void RegisterSaver::restore_result_registers(MacroAssembler* masm) {
}
// Is vector's size (in bytes) bigger than a size saved by default?
// 8 bytes FP registers are saved by default on SPARC.
bool SharedRuntime::is_wide_vector(int size) {
// Note, MaxVectorSize == 8 on SPARC.
assert(size <= 8, err_msg_res("%d bytes vectors are not supported", size));
return size > 8;
}
// The java_calling_convention describes stack locations as ideal slots on
// a frame with no abi restrictions. Since we must observe abi restrictions
// (like the placement of the register window) the slots must be biased by
@ -3734,7 +3742,7 @@ void SharedRuntime::generate_uncommon_trap_blob() {
// the 64-bit %o's, then do a save, then fixup the caller's SP (our FP).
// Tricky, tricky, tricky...
SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, bool cause_return) {
SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, int poll_type) {
assert (StubRoutines::forward_exception_entry() != NULL, "must be generated before");
// allocate space for the code
@ -3752,6 +3760,7 @@ SafepointBlob* SharedRuntime::generate_handler_blob(address call_ptr, bool cause
int start = __ offset();
bool cause_return = (poll_type == POLL_AT_RETURN);
// If this causes a return before the processing, then do a "restore"
if (cause_return) {
__ restore();