bc: move BcLex::lex member to be the first in struct globals
function old new delta zbc_program_exec 3967 4003 +36 zdc_program_execStr 501 520 +19 zbc_posix_error_fmt 58 62 +4 bc_vm_init 675 679 +4 bc_read_line 407 411 +4 bc_error_fmt 36 40 +4 zdc_parse_register 45 44 -1 zdc_parse_exprs_until_eof 28 27 -1 zbc_parse_text_init 56 55 -1 zbc_parse_stmt_allow_NLINE_before 55 54 -1 zbc_lex_skip_if_at_NLINE 19 18 -1 zbc_lex_number 178 177 -1 bc_parse_create 97 96 -1 bc_lex_whitespace 43 42 -1 bc_lex_name 71 70 -1 bc_lex_lineComment 38 37 -1 bc_lex_assign 35 34 -1 zdc_parse_expr 476 473 -3 bc_verror_msg 93 90 -3 bc_lex_file 27 24 -3 zbc_parse_name 453 448 -5 bc_parse_expr_empty_ok 1776 1764 -12 zbc_vm_process 878 865 -13 zbc_parse_stmt_possibly_auto 1451 1425 -26 zbc_lex_next 2075 2039 -36 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 6/19 up/down: 71/-112) Total: -41 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
130
miscutils/bc.c
130
miscutils/bc.c
@@ -711,40 +711,29 @@ dc_LEX_to_INST[] = { // starts at XC_LEX_OP_POWER // corresponding XC/DC_L
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#endif // ENABLE_DC
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typedef struct BcLex {
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const char *lex_inbuf;
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const char *lex_next_at; // last lex_next() was called at this string
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smallint lex; // was BcLexType // first member is most used
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smallint lex_last; // was BcLexType
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bool lex_newline;
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size_t lex_i;
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size_t lex_line;
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size_t lex_len;
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bool lex_newline;
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smallint lex; // was BcLexType
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smallint lex_last; // was BcLexType
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const char *lex_inbuf;
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const char *lex_next_at; // last lex_next() was called at this string
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BcVec lex_strnumbuf;
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} BcLex;
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#define BC_PARSE_STREND (0xff)
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#if ENABLE_BC
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# define BC_PARSE_REL (1 << 0)
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# define BC_PARSE_PRINT (1 << 1)
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# define BC_PARSE_ARRAY (1 << 2)
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# define BC_PARSE_NOCALL (1 << 3)
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#endif
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typedef struct BcParse {
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BcLex l;
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IF_BC(BcVec exits;)
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IF_BC(BcVec conds;)
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IF_BC(BcVec ops;)
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BcLex l; // first member is most used
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const char *filename;
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FILE *input_fp;
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BcFunc *func;
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size_t fidx;
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IF_BC(size_t in_funcdef;)
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IF_BC(BcVec exits;)
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IF_BC(BcVec conds;)
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IF_BC(BcVec ops;)
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} BcParse;
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typedef struct BcProgram {
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@@ -775,6 +764,62 @@ typedef struct BcProgram {
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IF_BC(BcNum last;)
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} BcProgram;
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struct globals {
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BcParse prs; // first member is most used
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// For error messages. Can be set to current parsed line,
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// or [TODO] to current executing line (can be before last parsed one)
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unsigned err_line;
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BcVec input_buffer;
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IF_FEATURE_BC_SIGNALS(smallint ttyin;)
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IF_FEATURE_CLEAN_UP(smallint exiting;)
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BcProgram prog;
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BcVec files;
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char *env_args;
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#if ENABLE_FEATURE_EDITING
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line_input_t *line_input_state;
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#endif
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} FIX_ALIASING;
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#define G (*ptr_to_globals)
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#define INIT_G() do { \
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SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
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} while (0)
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#define FREE_G() do { \
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FREE_PTR_TO_GLOBALS(); \
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} while (0)
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#define G_posix (ENABLE_BC && (option_mask32 & BC_FLAG_S))
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#define G_warn (ENABLE_BC && (option_mask32 & BC_FLAG_W))
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#define G_exreg (ENABLE_DC && (option_mask32 & DC_FLAG_X))
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#if ENABLE_FEATURE_BC_SIGNALS
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# define G_interrupt bb_got_signal
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# define G_ttyin G.ttyin
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#else
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# define G_interrupt 0
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# define G_ttyin 0
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#endif
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#if ENABLE_FEATURE_CLEAN_UP
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# define G_exiting G.exiting
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#else
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# define G_exiting 0
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#endif
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#define IS_BC (ENABLE_BC && (!ENABLE_DC || applet_name[0] == 'b'))
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#define IS_DC (ENABLE_DC && (!ENABLE_BC || applet_name[0] != 'b'))
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#define BC_PARSE_STREND (0xff)
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#if ENABLE_BC
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# define BC_PARSE_REL (1 << 0)
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# define BC_PARSE_PRINT (1 << 1)
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# define BC_PARSE_ARRAY (1 << 2)
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# define BC_PARSE_NOCALL (1 << 3)
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#endif
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#define BC_PROG_MAIN (0)
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#define BC_PROG_READ (1)
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#if ENABLE_DC
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@@ -830,51 +875,6 @@ typedef struct BcProgram {
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#endif
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#define BC_MAX_NUM_STR BC_MAX_STRING_STR
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struct globals {
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IF_FEATURE_BC_SIGNALS(smallint ttyin;)
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IF_FEATURE_CLEAN_UP(smallint exiting;)
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BcParse prs;
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BcProgram prog;
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// For error messages. Can be set to current parsed line,
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// or [TODO] to current executing line (can be before last parsed one)
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unsigned err_line;
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BcVec files;
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BcVec input_buffer;
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char *env_args;
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#if ENABLE_FEATURE_EDITING
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line_input_t *line_input_state;
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#endif
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} FIX_ALIASING;
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#define G (*ptr_to_globals)
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#define INIT_G() do { \
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SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
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} while (0)
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#define FREE_G() do { \
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FREE_PTR_TO_GLOBALS(); \
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} while (0)
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#define G_posix (ENABLE_BC && (option_mask32 & BC_FLAG_S))
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#define G_warn (ENABLE_BC && (option_mask32 & BC_FLAG_W))
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#define G_exreg (ENABLE_DC && (option_mask32 & DC_FLAG_X))
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#if ENABLE_FEATURE_BC_SIGNALS
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# define G_interrupt bb_got_signal
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# define G_ttyin G.ttyin
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#else
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# define G_interrupt 0
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# define G_ttyin 0
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#endif
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#if ENABLE_FEATURE_CLEAN_UP
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# define G_exiting G.exiting
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#else
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# define G_exiting 0
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#endif
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#define IS_BC (ENABLE_BC && (!ENABLE_DC || applet_name[0] == 'b'))
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#define IS_DC (ENABLE_DC && (!ENABLE_BC || applet_name[0] != 'b'))
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// In configurations where errors abort instead of propagating error
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// return code up the call chain, functions returning BC_STATUS
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// actually don't return anything, they always succeed and return "void".
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