Signed-off-by: Tomek Grabiec <tgrab...@gmail.com>
---
arch/x86/insn-selector.brg | 39 ++++++++++++++++++---------------------
1 files changed, 18 insertions(+), 21 deletions(-)
diff --git a/arch/x86/insn-selector.brg b/arch/x86/insn-selector.brg
index 630af2f..5dea125 100644
--- a/arch/x86/insn-selector.brg
+++ b/arch/x86/insn-selector.brg
@@ -916,7 +916,7 @@ reg: EXPR_CLASS_FIELD 1
if (running_on_valgrind) {
select_insn(s, tree, imm_insn(INSN_PUSH_IMM, (unsigned
long)vmc));
- select_insn(s, tree, rel_insn(INSN_CALL_REL, (unsigned
long)vm_class_ensure_init));
+ select_safepoint_insn(s, tree, rel_insn(INSN_CALL_REL,
(unsigned long)vm_class_ensure_init));
method_args_cleanup(s, tree, 1);
mov_insn = memdisp_reg_insn(INSN_MOV_MEMDISP_REG,
@@ -1011,7 +1011,7 @@ freg: EXPR_FLOAT_CLASS_FIELD 1
if (running_on_valgrind) {
select_insn(s, tree, imm_insn(INSN_PUSH_IMM, (unsigned
long)vmc));
- select_insn(s, tree, rel_insn(INSN_CALL_REL, (unsigned
long)vm_class_ensure_init));
+ select_safepoint_insn(s, tree, rel_insn(INSN_CALL_REL,
(unsigned long)vm_class_ensure_init));
method_args_cleanup(s, tree, 1);
if (expr->vm_type == J_FLOAT)
@@ -2734,7 +2734,7 @@ stmt: STMT_MONITOR_ENTER(reg)
ref = state->left->reg1;
select_insn(s, tree, reg_insn(INSN_PUSH_REG, ref));
- select_insn(s, tree, rel_insn(INSN_CALL_REL,
+ select_safepoint_insn(s, tree, rel_insn(INSN_CALL_REL,
(unsigned long) vm_object_lock));
method_args_cleanup(s, tree, 1);
@@ -2747,7 +2747,7 @@ stmt: STMT_MONITOR_EXIT(reg)
ref = state->left->reg1;
select_insn(s, tree, reg_insn(INSN_PUSH_REG, ref));
- select_insn(s, tree, rel_insn(INSN_CALL_REL,
+ select_safepoint_insn(s, tree, rel_insn(INSN_CALL_REL,
(unsigned long) vm_object_unlock));
method_args_cleanup(s, tree, 1);
@@ -2809,11 +2809,21 @@ select_insn(struct basic_block *bb, struct tree_node
*tree, struct insn *insn)
bb_add_insn(bb, insn);
}
+static void select_poll_safepoint(struct basic_block *s, struct tree_node
*tree)
+{
+ struct insn *insn;
+
+ assert(gc_safepoint_page);
+ insn = imm_memdisp_insn(INSN_TEST_IMM_MEMDISP, 0, (unsigned long)
gc_safepoint_page);
+ select_insn(s, tree, insn);
+}
+
static void
select_safepoint_insn(struct basic_block *bb, struct tree_node *tree,
struct insn *insn)
{
insn->flags |= INSN_FLAG_SAFEPOINT;
+ select_poll_safepoint(bb, tree);
select_insn(bb, tree, insn);
}
@@ -3230,7 +3240,7 @@ static void select_vm_native_call(struct basic_block *s,
struct tree_node *tree,
field = tr_addr + offsetof(struct vm_native_stack_entry, target);
select_set_target(s, tree, target, offset_reg, field);
- select_insn(s, tree, call_insn);
+ select_safepoint_insn(s, tree, call_insn);
save_invoke_result(s, tree, method, stmt);
@@ -3242,15 +3252,6 @@ static void select_vm_native_call(struct basic_block *s,
struct tree_node *tree,
offset_reg, offset_tls));
}
-static void select_poll_safepoint(struct basic_block *s, struct tree_node
*tree)
-{
- struct insn *insn;
-
- assert(gc_safepoint_page);
- insn = imm_memdisp_insn(INSN_TEST_IMM_MEMDISP, 0, (unsigned long)
gc_safepoint_page);
- select_safepoint_insn(s, tree, insn);
-}
-
static void invoke(struct basic_block *s, struct tree_node *tree)
{
struct compilation_unit *cu;
@@ -3285,14 +3286,12 @@ static void invoke(struct basic_block *s, struct
tree_node *tree)
pthread_mutex_unlock(&cu->mutex);
}
- select_poll_safepoint(s, tree);
-
call_insn = rel_insn(INSN_CALL_REL, (unsigned long) target);
if (vm_method_is_vm_native(method))
select_vm_native_call(s, tree, method, stmt, call_insn,
vm_method_native_ptr(method));
else {
- select_insn(s, tree, call_insn);
+ select_safepoint_insn(s, tree, call_insn);
save_invoke_result(s, tree, method, stmt);
}
@@ -3342,12 +3341,10 @@ static void invokevirtual(struct _MBState *state,
struct basic_block *s, struct
/* native ptr */
select_insn(s, tree, imm_reg_insn(INSN_ADD_IMM_REG, method_offset,
call_target));
- select_poll_safepoint(s, tree);
-
/* invoke method */
call_insn = reg_insn(INSN_CALL_REG, call_target);
- select_insn(s, tree, call_insn);
+ select_safepoint_insn(s, tree, call_insn);
save_invoke_result(s, tree, method, stmt);
nr_stack_args = get_stack_args_count(method);
@@ -3396,7 +3393,7 @@ static void invokeinterface(struct _MBState *state,
struct basic_block *s, struc
/* invoke method */
call_insn = reg_insn(INSN_CALL_REG, call_target);
- select_insn(s, tree, call_insn);
+ select_safepoint_insn(s, tree, call_insn);
save_invoke_result(s, tree, method, stmt);
nr_stack_args = get_stack_args_count(method);
--
1.6.0.4
------------------------------------------------------------------------------
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