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changeset 20519:b29261b17343

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8059621: JVM crashes with "unexpected index type" assert in LIRGenerator::do_UnsafeGetRaw Summary: Get types from LIR instructions instead of HIR Reviewed-by: kvn
author iveresov
date Fri, 03 Oct 2014 13:34:46 -0700
parents 23e730f036b1
children 4001310db3f5
files src/share/vm/c1/c1_LIRGenerator.cpp
diffstat 1 files changed, 10 insertions(+), 10 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/c1/c1_LIRGenerator.cpp	Fri Oct 03 01:27:41 2014 -0700
+++ b/src/share/vm/c1/c1_LIRGenerator.cpp	Fri Oct 03 13:34:46 2014 -0700
@@ -2066,14 +2066,14 @@
   LIR_Opr base_op = base.result();
   LIR_Opr index_op = idx.result();
 #ifndef _LP64
-  if (x->base()->type()->tag() == longTag) {
+  if (base_op->type() == T_LONG) {
     base_op = new_register(T_INT);
     __ convert(Bytecodes::_l2i, base.result(), base_op);
   }
   if (x->has_index()) {
-    if (x->index()->type()->tag() == longTag) {
+    if (index_op->type() == T_LONG) {
       LIR_Opr long_index_op = index_op;
-      if (x->index()->type()->is_constant()) {
+      if (index_op->is_constant()) {
         long_index_op = new_register(T_LONG);
         __ move(index_op, long_index_op);
       }
@@ -2088,14 +2088,14 @@
   assert(!x->has_index() || index_op->type() == T_INT, "index should be an int");
 #else
   if (x->has_index()) {
-    if (x->index()->type()->tag() == intTag) {
-      if (!x->index()->type()->is_constant()) {
+    if (index_op->type() == T_INT) {
+      if (!index_op->is_constant()) {
         index_op = new_register(T_LONG);
         __ convert(Bytecodes::_i2l, idx.result(), index_op);
       }
     } else {
-      assert(x->index()->type()->tag() == longTag, "must be");
-      if (x->index()->type()->is_constant()) {
+      assert(index_op->type() == T_LONG, "must be");
+      if (index_op->is_constant()) {
         index_op = new_register(T_LONG);
         __ move(idx.result(), index_op);
       }
@@ -2176,12 +2176,12 @@
   LIR_Opr index_op = idx.result();
 
 #ifndef _LP64
-  if (x->base()->type()->tag() == longTag) {
+  if (base_op->type() == T_LONG) {
     base_op = new_register(T_INT);
     __ convert(Bytecodes::_l2i, base.result(), base_op);
   }
   if (x->has_index()) {
-    if (x->index()->type()->tag() == longTag) {
+    if (index_op->type() == T_LONG) {
       index_op = new_register(T_INT);
       __ convert(Bytecodes::_l2i, idx.result(), index_op);
     }
@@ -2191,7 +2191,7 @@
   assert(!x->has_index() || (index_op->type() == T_INT && !index_op->is_constant()), "index should be an non-constant int");
 #else
   if (x->has_index()) {
-    if (x->index()->type()->tag() == intTag) {
+    if (index_op->type() == T_INT) {
       index_op = new_register(T_LONG);
       __ convert(Bytecodes::_i2l, idx.result(), index_op);
     }