jcf-write.c (generate_bytecode_insns): For increments and decrements just recurse to push constant.

* jcf-write.c  (generate_bytecode_insns):  For increments and
        decrements just recurse to push constant.  Improvement on Mark's patch.

From-SVN: r45241
This commit is contained in:
Per Bothner 2001-08-28 15:18:57 -07:00 committed by Per Bothner
parent 4046760603
commit 1a27eec11a
2 changed files with 11 additions and 14 deletions

View File

@ -1,3 +1,8 @@
2001-08-28 Per Bothner <per@bothner.com>
* jcf-write.c (generate_bytecode_insns): For increments and
decrements just recurse to push constant. Improvement on Mark's patch.
2001-08-28 Mark Mitchell <mark@codesourcery.com>
* jcf-write.c (generate_bytecode_insns): Generate an integer to

View File

@ -1442,7 +1442,7 @@ generate_bytecode_insns (exp, target, state)
int target;
struct jcf_partial *state;
{
tree type;
tree type, arg;
enum java_opcode jopcode;
int op;
HOST_WIDE_INT value;
@ -1908,6 +1908,7 @@ generate_bytecode_insns (exp, target, state)
case POSTINCREMENT_EXPR: value = 1; post_op = 1; goto increment;
increment:
arg = TREE_OPERAND (exp, 1);
exp = TREE_OPERAND (exp, 0);
type = TREE_TYPE (exp);
size = TYPE_IS_WIDE (type) ? 2 : 1;
@ -1960,19 +1961,10 @@ generate_bytecode_insns (exp, target, state)
/* Stack, if ARRAY_REF: ..., [result, ] array, index, oldvalue. */
/* Stack, if COMPONENT_REF: ..., [result, ] objectref, oldvalue. */
/* Stack, otherwise: ..., [result, ] oldvalue. */
if (size == 1 || TREE_CODE (type) == REAL_TYPE)
{
push_int_const (value, state);
if (TREE_CODE (type) == REAL_TYPE)
{
RESERVE (1);
OP1 (TYPE_PRECISION (type) == 32 ? OPCODE_i2f : OPCODE_i2d);
}
}
else
push_long_const (value, (HOST_WIDE_INT)(value >= 0 ? 0 : -1), state);
NOTE_PUSH (size);
emit_binop (OPCODE_iadd + adjust_typed_op (type, 3), type, state);
generate_bytecode_insns (arg, STACK_TARGET, state);
emit_binop ((value >= 0 ? OPCODE_iadd : OPCODE_isub)
+ adjust_typed_op (type, 3),
type, state);
if (target != IGNORE_TARGET && ! post_op)
emit_dup (size, offset, state);
/* Stack, if ARRAY_REF: ..., [result, ] array, index, newvalue. */