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Implement unary operators: bitwise not, pre/post increment/decrement (#4116)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-08-10 22:38:34 +02:00
committed by GitHub
parent 43a82cddb9
commit 39fe04814e
11 changed files with 519 additions and 110 deletions
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jerry-core/parser/js/js-parser.c
+47 -19
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@@ -1074,32 +1074,60 @@ parser_post_processing (parser_context_t *context_p) /**< context */
flags = cbc_flags[last_opcode];
length++;
if (last_opcode == CBC_EXT_OPCODE)
switch (last_opcode)
{
cbc_ext_opcode_t ext_opcode;
case CBC_EXT_OPCODE:
{
cbc_ext_opcode_t ext_opcode;
ext_opcode = (cbc_ext_opcode_t) page_p->bytes[offset];
branch_offset_length = CBC_BRANCH_OFFSET_LENGTH (ext_opcode);
flags = cbc_ext_flags[ext_opcode];
PARSER_NEXT_BYTE (page_p, offset);
length++;
ext_opcode = (cbc_ext_opcode_t) page_p->bytes[offset];
branch_offset_length = CBC_BRANCH_OFFSET_LENGTH (ext_opcode);
flags = cbc_ext_flags[ext_opcode];
PARSER_NEXT_BYTE (page_p, offset);
length++;
#if ENABLED (JERRY_LINE_INFO)
if (ext_opcode == CBC_EXT_LINE)
{
uint8_t last_byte = 0;
do
if (ext_opcode == CBC_EXT_LINE)
{
last_byte = page_p->bytes[offset];
PARSER_NEXT_BYTE (page_p, offset);
length++;
}
while (last_byte & CBC_HIGHEST_BIT_MASK);
uint8_t last_byte = 0;
continue;
}
do
{
last_byte = page_p->bytes[offset];
PARSER_NEXT_BYTE (page_p, offset);
length++;
}
while (last_byte & CBC_HIGHEST_BIT_MASK);
continue;
}
#endif /* ENABLED (JERRY_LINE_INFO) */
break;
}
case CBC_POST_DECR:
{
*opcode_p = CBC_PRE_DECR;
break;
}
case CBC_POST_INCR:
{
*opcode_p = CBC_PRE_INCR;
break;
}
case CBC_POST_DECR_IDENT:
{
*opcode_p = CBC_PRE_DECR_IDENT;
break;
}
case CBC_POST_INCR_IDENT:
{
*opcode_p = CBC_PRE_INCR_IDENT;
break;
}
default:
{
break;
}
}
while (flags & (CBC_HAS_LITERAL_ARG | CBC_HAS_LITERAL_ARG2))