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Removed instruction OP_JUMP_REGISTER

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Not necessary when you can just push the relevant word onto the stack
then just do OP_JUMP_STACK.
This commit is contained in:
Aryadev Chavali
2023-11-02 20:41:36 +00:00
parent 99b0ebdfa6
commit 114fb82990
5 changed files with 9 additions and 35 deletions
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2
asm/lexer.c
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@@ -137,7 +137,7 @@ bool is_valid_hex_char(char c)
token_t tokenise_symbol(buffer_t *buffer, size_t *column)
{
static_assert(NUMBER_OF_OPCODES == 96, "tokenise_buffer: Out of date!");
static_assert(NUMBER_OF_OPCODES == 95, "tokenise_buffer: Out of date!");
size_t sym_size = 0;
for (; sym_size < space_left(buffer) &&

10
asm/parser.c
View File

@@ -413,16 +413,6 @@ perr_t parse_next(token_stream_t *stream, presult_t *ret)
return PERR_EXPECTED_OPERAND;
return parse_word_label_or_relative(stream, ret);
}
else if (token.str_size == 9 && strncmp(token.str, ".REGISTER", 9) == 0)
{
*ret = (presult_t){.instruction = INST_JUMP_REGISTER(0),
.type = PRES_COMPLETE_RESULT};
++stream->used;
if (stream->used >= stream->available)
return PERR_EXPECTED_OPERAND;
return parse_word(TOKEN_STREAM_AT(stream->data, stream->used),
&ret->instruction.operand.as_word);
}
else if (token.str_size == 6 && strncmp(token.str, ".STACK", 6) == 0)
*ret = (presult_t){.instruction = INST_JUMP_STACK,
.type = PRES_COMPLETE_RESULT};