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bc: zcommon_parse_expr() has only one user, fold it in

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function                                             old     new   delta
zbc_program_exec                                    4021    4046     +25
zdc_parse_expr                                       589     586      -3
zcommon_parse_expr                                    28       -     -28
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/1 up/down: 25/-31)             Total: -6 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-12-22 03:38:52 +01:00
parent f093e3df2d
commit 514967df5e
1 changed files with 9 additions and 12 deletions
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21
miscutils/bc.c
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@ -4986,6 +4986,7 @@ static BC_STATUS zdc_parse_expr(BcParse *p)
BcStatus s;
t = p->l.t.t;
dbg_lex("%s:%d G.prs.l.t.t:%d", __func__, __LINE__, G.prs.l.t.t);
if (t == BC_LEX_EOF) break;
inst = dc_parse_insts[t];
@ -5009,6 +5010,7 @@ static BC_STATUS zdc_parse_parse(BcParse *p)
{
BcStatus s;
dbg_lex_enter("%s:%d entered", __func__, __LINE__);
if (p->l.t.t == BC_LEX_EOF)
s = bc_error("end of file");
else
@ -5019,22 +5021,13 @@ static BC_STATUS zdc_parse_parse(BcParse *p)
s = BC_STATUS_FAILURE;
}
dbg_lex_done("%s:%d done", __func__, __LINE__);
RETURN_STATUS(s);
}
#define zdc_parse_parse(...) (zdc_parse_parse(__VA_ARGS__) COMMA_SUCCESS)
#endif // ENABLE_DC
static BC_STATUS zcommon_parse_expr(BcParse *p)
{
if (IS_BC) {
IF_BC(RETURN_STATUS(zbc_parse_expr(p, 0)));
} else {
IF_DC(RETURN_STATUS(zdc_parse_expr(p)));
}
}
#define zcommon_parse_expr(...) (zcommon_parse_expr(__VA_ARGS__) COMMA_SUCCESS)
static BcVec* bc_program_search(char *id, bool var)
{
BcId e, *ptr;
@ -5239,7 +5232,11 @@ static BC_STATUS zbc_program_read(void)
s = zbc_parse_text_init(&parse, buf.v);
if (s) goto exec_err;
s = zcommon_parse_expr(&parse);
if (IS_BC) {
IF_BC(s = zbc_parse_expr(&parse, 0));
} else {
IF_DC(s = zdc_parse_expr(&parse));
}
if (s) goto exec_err;
if (parse.l.t.t != BC_LEX_NLINE && parse.l.t.t != BC_LEX_EOF) {
@ -6367,7 +6364,7 @@ static BC_STATUS zdc_program_execStr(char *code, size_t *bgn, bool cond)
str = *bc_program_str(sidx);
s = zbc_parse_text_init(&prs, str);
if (s) goto err;
s = zcommon_parse_expr(&prs);
s = zdc_parse_expr(&prs);
if (s) goto err;
if (prs.l.t.t != BC_LEX_EOF) {
s = bc_error_bad_expression();