walkero
/
pcre2
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

Improve options passing.

This commit is contained in:
Zoltán Herczeg 2015-04-20 13:04:02 +00:00
parent 5b5cfed910
commit 53e25208d3
2 changed files with 28 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

65
src/pcre2_jit_compile.c
View File

@ -183,10 +183,7 @@ typedef struct jit_arguments {
/* Everything else after. */
sljit_ui limit_match;
uint32_t oveccount;
sljit_ub notbol;
sljit_ub noteol;
sljit_ub notempty;
sljit_ub notempty_atstart;
uint32_t options;
} jit_arguments;
#define JIT_NUMBER_OF_COMPILE_MODES 3
@ -1544,11 +1541,6 @@ while (cc < ccend)
switch(*cc)
{
case OP_KET:
if (PRIVATE_DATA(cc) != 0)
private_data_length++;
cc += 1 + LINK_SIZE;
break;
case OP_ASSERT:
case OP_ASSERT_NOT:
case OP_ASSERTBACK:
@ -1559,7 +1551,8 @@ while (cc < ccend)
case OP_SBRA:
case OP_SBRAPOS:
case OP_SCOND:
private_data_length++;
if (PRIVATE_DATA(cc) != 0)
private_data_length++;
cc += 1 + LINK_SIZE;
break;
@ -1718,14 +1711,6 @@ do
switch(*cc)
{
case OP_KET:
if (PRIVATE_DATA(cc) != 0)
{
count = 1;
srcw[0] = PRIVATE_DATA(cc);
}
cc += 1 + LINK_SIZE;
break;
case OP_ASSERT:
case OP_ASSERT_NOT:
case OP_ASSERTBACK:
@ -1736,9 +1721,11 @@ do
case OP_SBRA:
case OP_SBRAPOS:
case OP_SCOND:
count = 1;
srcw[0] = PRIVATE_DATA(cc);
SLJIT_ASSERT(srcw[0] != 0);
if (PRIVATE_DATA(cc) != 0)
{
count = 1;
srcw[0] = PRIVATE_DATA(cc);
}
cc += 1 + LINK_SIZE;
break;
@ -5518,16 +5505,16 @@ switch(type)
OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, begin));
add_jump(compiler, backtracks, CMP(SLJIT_GREATER, STR_PTR, 0, TMP1, 0));
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, notbol));
add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
OP2(SLJIT_IAND | SLJIT_SET_E, SLJIT_UNUSED, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, options), SLJIT_IMM, PCRE2_NOTBOL);
add_jump(compiler, backtracks, JUMP(SLJIT_NOT_ZERO));
return cc;
case OP_CIRCM:
OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, begin));
jump[1] = CMP(SLJIT_GREATER, STR_PTR, 0, TMP1, 0);
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, notbol));
add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
OP2(SLJIT_IAND | SLJIT_SET_E, SLJIT_UNUSED, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, options), SLJIT_IMM, PCRE2_NOTBOL);
add_jump(compiler, backtracks, JUMP(SLJIT_NOT_ZERO));
jump[0] = JUMP(SLJIT_JUMP);
JUMPHERE(jump[1]);
@ -5552,8 +5539,8 @@ switch(type)
case OP_DOLL:
OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, noteol));
add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
OP2(SLJIT_IAND | SLJIT_SET_E, SLJIT_UNUSED, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, options), SLJIT_IMM, PCRE2_NOTEOL);
add_jump(compiler, backtracks, JUMP(SLJIT_NOT_ZERO));
if (!common->endonly)
compile_char1_matchingpath(common, OP_EODN, cc, backtracks);
@ -5567,8 +5554,8 @@ switch(type)
case OP_DOLLM:
jump[1] = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0);
OP1(SLJIT_MOV, TMP2, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, noteol));
add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
OP2(SLJIT_IAND | SLJIT_SET_E, SLJIT_UNUSED, 0, SLJIT_MEM1(TMP2), SLJIT_OFFSETOF(jit_arguments, options), SLJIT_IMM, PCRE2_NOTEOL);
add_jump(compiler, backtracks, JUMP(SLJIT_NOT_ZERO));
check_partial(common, FALSE);
jump[0] = JUMP(SLJIT_JUMP);
JUMPHERE(jump[1]);
@ -8178,13 +8165,14 @@ if (common->accept_label == NULL)
else
CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0), common->accept_label);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty));
add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty_atstart));
OP1(SLJIT_MOV_UI, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, options));
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, PCRE2_NOTEMPTY);
add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_NOT_ZERO));
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, PCRE2_NOTEMPTY_ATSTART);
if (common->accept_label == NULL)
add_jump(compiler, &common->accept, CMP(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0));
add_jump(compiler, &common->accept, JUMP(SLJIT_ZERO));
else
CMPTO(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0, common->accept_label);
JUMPTO(SLJIT_ZERO, common->accept_label);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
if (common->accept_label == NULL)
add_jump(compiler, &common->accept, CMP(SLJIT_NOT_EQUAL, TMP2, 0, STR_PTR, 0));
@ -10183,10 +10171,11 @@ if (common->might_be_empty)
{
JUMPHERE(empty_match);
OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0);
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty));
CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, SLJIT_IMM, 0, empty_match_backtrack_label);
OP1(SLJIT_MOV_UB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, notempty_atstart));
CMPTO(SLJIT_EQUAL, TMP2, 0, SLJIT_IMM, 0, empty_match_found_label);
OP1(SLJIT_MOV_UI, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, options));
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, PCRE2_NOTEMPTY);
JUMPTO(SLJIT_NOT_ZERO, empty_match_backtrack_label);
OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, PCRE2_NOTEMPTY_ATSTART);
JUMPTO(SLJIT_ZERO, empty_match_found_label);
OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, str));
CMPTO(SLJIT_NOT_EQUAL, TMP2, 0, STR_PTR, 0, empty_match_found_label);
JUMPTO(SLJIT_JUMP, empty_match_backtrack_label);

6
src/pcre2_jit_match.c
View File

@ -128,11 +128,7 @@ arguments.end = subject + length;
arguments.match_data = match_data;
arguments.startchar_ptr = subject;
arguments.mark_ptr = NULL;
/* JIT decreases this value less frequently than the interpreter. */
arguments.notbol = (options & PCRE2_NOTBOL) != 0;
arguments.noteol = (options & PCRE2_NOTEOL) != 0;
arguments.notempty = (options & PCRE2_NOTEMPTY) != 0;
arguments.notempty_atstart = (options & PCRE2_NOTEMPTY_ATSTART) != 0;
arguments.options = options;
if (mcontext != NULL)
{
arguments.callout = mcontext->callout;