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authorDenys Vlasenko <vda.linux@googlemail.com>2018-12-12 23:03:10 +0100
committerDenys Vlasenko <vda.linux@googlemail.com>2018-12-12 23:03:10 +0100
commitc0ef23ca400012ca0f4c1cd098e32b685e8f4f09 (patch)
tree28e45222edb2bf49337e67dc70332ece50005b35 /miscutils
parent19f110751d333bc4ddb74b8d23b25516d649986c (diff)
bc: remove parse function pointer
function old new delta zbc_program_asciify - 372 +372 zcommon_parse - 341 +341 zbc_program_printStream - 141 +141 zbc_program_pushArray - 111 +111 zbc_program_nquit - 92 +92 zbc_vm_process 61 63 +2 zbc_parse_text 122 123 +1 bc_vm_run 591 592 +1 zdc_parse_mem 108 107 -1 zbc_parse_operator 175 174 -1 zbc_parse_else 133 132 -1 zbc_parse_body 104 103 -1 zbc_program_read 261 259 -2 zdc_parse_register 40 37 -3 zbc_parse_string 100 97 -3 zbc_parse_endBody 343 339 -4 zdc_parse_expr 688 680 -8 zbc_parse_auto 198 188 -10 zbc_parse_name 414 401 -13 common_parse_init 45 31 -14 zdc_parse_parse 23 - -23 bc_parse_create 158 131 -27 zbc_parse_stmt 1540 1502 -38 bc_parse_expr_empty_ok 1882 1840 -42 zbc_program_exec 3963 3837 -126 zbc_parse_parse 311 - -311 zbc_program_modexp 556 - -556 ------------------------------------------------------------------------------ (add/remove: 5/3 grow/shrink: 3/16 up/down: 1061/-1184) Total: -123 bytes text data bss dec hex filename 980757 485 7296 988538 f157a busybox_old 980634 485 7296 988415 f14ff busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'miscutils')
-rw-r--r--miscutils/bc.c33
1 files changed, 19 insertions, 14 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c
index 1bf3e373e..630a343d1 100644
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -617,12 +617,8 @@ struct BcParse;
struct BcProgram;
-typedef BC_STATUS (*BcParseParse)(struct BcParse *) FAST_FUNC;
-
typedef struct BcParse {
- BcParseParse parse;
-
BcLex l;
BcVec flags;
@@ -3483,6 +3479,17 @@ static void bc_parse_number(BcParse *p, BcInst *prev, size_t *nexs)
(*prev) = BC_INST_NUM;
}
+static BC_STATUS zbc_parse_parse(BcParse *p);
+static BC_STATUS zdc_parse_parse(BcParse *p);
+
+static BC_STATUS zcommon_parse(BcParse *p)
+{
+ if (IS_BC) {
+ IF_BC(RETURN_STATUS(zbc_parse_parse(p));)
+ }
+ IF_DC(RETURN_STATUS(zdc_parse_parse(p));)
+}
+
static BC_STATUS zbc_parse_text(BcParse *p, const char *text)
{
BcStatus s;
@@ -3492,7 +3499,7 @@ static BC_STATUS zbc_parse_text(BcParse *p, const char *text)
if (!text[0] && !BC_PARSE_CAN_EXEC(p)) {
p->l.t.t = BC_LEX_INVALID;
s = BC_STATUS_SUCCESS;
- ERROR_RETURN(s =) p->parse(p);
+ ERROR_RETURN(s =) zcommon_parse(p);
if (s) RETURN_STATUS(s);
if (!BC_PARSE_CAN_EXEC(p))
RETURN_STATUS(bc_error("file is not executable"));
@@ -3556,8 +3563,7 @@ static void bc_parse_free(BcParse *p)
bc_lex_free(&p->l);
}
-static void bc_parse_create(BcParse *p, size_t func,
- BcParseParse parse, BcLexNext next)
+static void bc_parse_create(BcParse *p, size_t func, BcLexNext next)
{
memset(p, 0, sizeof(BcParse));
@@ -3568,7 +3574,6 @@ static void bc_parse_create(BcParse *p, size_t func,
bc_vec_pushZeroByte(&p->flags);
bc_vec_init(&p->ops, sizeof(BcLexType), NULL);
- p->parse = parse;
// p->auto_part = p->nbraces = 0; - already is
bc_parse_updateFunc(p, func);
}
@@ -4630,7 +4635,7 @@ static BC_STATUS zbc_parse_stmt(BcParse *p)
# define zbc_parse_stmt(...) (zbc_parse_stmt(__VA_ARGS__), BC_STATUS_SUCCESS)
#endif
-static FAST_FUNC BC_STATUS zbc_parse_parse(BcParse *p)
+static BC_STATUS zbc_parse_parse(BcParse *p)
{
BcStatus s;
@@ -4930,7 +4935,7 @@ static BC_STATUS zbc_parse_expr(BcParse *p, uint8_t flags, BcParseNext next)
static void bc_parse_init(BcParse *p, size_t func)
{
- bc_parse_create(p, func, zbc_parse_parse, zbc_lex_token);
+ bc_parse_create(p, func, zbc_lex_token);
}
static BC_STATUS zbc_parse_expression(BcParse *p, uint8_t flags)
@@ -5134,7 +5139,7 @@ static BC_STATUS zdc_parse_expr(BcParse *p, uint8_t flags)
# define zdc_parse_expr(...) (zdc_parse_expr(__VA_ARGS__), BC_STATUS_SUCCESS)
#endif
-static FAST_FUNC BC_STATUS zdc_parse_parse(BcParse *p)
+static BC_STATUS zdc_parse_parse(BcParse *p)
{
BcStatus s;
@@ -5156,7 +5161,7 @@ static FAST_FUNC BC_STATUS zdc_parse_parse(BcParse *p)
static void dc_parse_init(BcParse *p, size_t func)
{
- bc_parse_create(p, func, zdc_parse_parse, zdc_lex_token);
+ bc_parse_create(p, func, zdc_lex_token);
}
#endif // ENABLE_DC
@@ -7011,7 +7016,7 @@ static BC_STATUS zbc_vm_process(const char *text)
if (s) RETURN_STATUS(s);
while (G.prs.l.t.t != BC_LEX_EOF) {
- ERROR_RETURN(s =) G.prs.parse(&G.prs);
+ ERROR_RETURN(s =) zcommon_parse(&G.prs);
if (s) RETURN_STATUS(s);
}
@@ -7347,7 +7352,7 @@ static BC_STATUS zbc_vm_exec(void)
if (DEBUG_LIB && s) RETURN_STATUS(s);
while (G.prs.l.t.t != BC_LEX_EOF) {
- ERROR_RETURN(s =) G.prs.parse(&G.prs);
+ ERROR_RETURN(s =) zcommon_parse(&G.prs);
if (DEBUG_LIB && s) RETURN_STATUS(s);
}
s = zbc_program_exec();