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-rw-r--r--pcre_jit_compile.c299
1 files changed, 225 insertions, 74 deletions
diff --git a/pcre_jit_compile.c b/pcre_jit_compile.c
index 7937be9..50fe50b 100644
--- a/pcre_jit_compile.c
+++ b/pcre_jit_compile.c
@@ -534,13 +534,10 @@ the start pointers when the end of the capturing group has not yet reached. */
#if defined COMPILE_PCRE8
#define MOV_UCHAR SLJIT_MOV_U8
-#define MOVU_UCHAR SLJIT_MOVU_U8
#elif defined COMPILE_PCRE16
#define MOV_UCHAR SLJIT_MOV_U16
-#define MOVU_UCHAR SLJIT_MOVU_U16
#elif defined COMPILE_PCRE32
#define MOV_UCHAR SLJIT_MOV_U32
-#define MOVU_UCHAR SLJIT_MOVU_U32
#else
#error Unsupported compiling mode
#endif
@@ -2397,12 +2394,25 @@ if (length < 8)
}
else
{
- GET_LOCAL_BASE(SLJIT_R1, 0, OVECTOR_START);
- OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_IMM, length - 1);
- loop = LABEL();
- OP1(SLJIT_MOVU, SLJIT_MEM1(SLJIT_R1), sizeof(sljit_sw), SLJIT_R0, 0);
- OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, 1);
- JUMPTO(SLJIT_NOT_ZERO, loop);
+ if (sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_SUPP | SLJIT_MEM_STORE | SLJIT_MEM_PRE, SLJIT_R0, SLJIT_MEM1(SLJIT_R1), sizeof(sljit_sw)) == SLJIT_SUCCESS)
+ {
+ GET_LOCAL_BASE(SLJIT_R1, 0, OVECTOR_START);
+ OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_IMM, length - 1);
+ loop = LABEL();
+ sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_STORE | SLJIT_MEM_PRE, SLJIT_R0, SLJIT_MEM1(SLJIT_R1), sizeof(sljit_sw));
+ OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, loop);
+ }
+ else
+ {
+ GET_LOCAL_BASE(SLJIT_R1, 0, OVECTOR_START + sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_IMM, length - 1);
+ loop = LABEL();
+ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_R1), 0, SLJIT_R0, 0);
+ OP2(SLJIT_ADD, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, sizeof(sljit_sw));
+ OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, loop);
+ }
}
}
@@ -2435,12 +2445,25 @@ if (length < 8)
}
else
{
- GET_LOCAL_BASE(TMP2, 0, OVECTOR_START + sizeof(sljit_sw));
- OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_IMM, length - 2);
- loop = LABEL();
- OP1(SLJIT_MOVU, SLJIT_MEM1(TMP2), sizeof(sljit_sw), TMP1, 0);
- OP2(SLJIT_SUB | SLJIT_SET_Z, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 1);
- JUMPTO(SLJIT_NOT_ZERO, loop);
+ if (sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_SUPP | SLJIT_MEM_STORE | SLJIT_MEM_PRE, TMP1, SLJIT_MEM1(TMP2), sizeof(sljit_sw)) == SLJIT_SUCCESS)
+ {
+ GET_LOCAL_BASE(TMP2, 0, OVECTOR_START + sizeof(sljit_sw));
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_IMM, length - 2);
+ loop = LABEL();
+ sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_STORE | SLJIT_MEM_PRE, TMP1, SLJIT_MEM1(TMP2), sizeof(sljit_sw));
+ OP2(SLJIT_SUB | SLJIT_SET_Z, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, loop);
+ }
+ else
+ {
+ GET_LOCAL_BASE(TMP2, 0, OVECTOR_START + 2 * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_IMM, length - 2);
+ loop = LABEL();
+ OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), 0, TMP1, 0);
+ OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, SLJIT_IMM, sizeof(sljit_sw));
+ OP2(SLJIT_SUB | SLJIT_SET_Z, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 1);
+ JUMPTO(SLJIT_NOT_ZERO, loop);
+ }
}
OP1(SLJIT_MOV, STACK_TOP, 0, ARGUMENTS, 0);
@@ -2482,6 +2505,7 @@ static SLJIT_INLINE void copy_ovector(compiler_common *common, int topbracket)
DEFINE_COMPILER;
struct sljit_label *loop;
struct sljit_jump *early_quit;
+BOOL has_pre;
/* At this point we can freely use all registers. */
OP1(SLJIT_MOV, SLJIT_S2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1));
@@ -2495,17 +2519,30 @@ if (common->mark_ptr != 0)
OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, mark_ptr), SLJIT_R2, 0);
OP2(SLJIT_SUB, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, offsets), SLJIT_IMM, sizeof(int));
OP1(SLJIT_MOV, SLJIT_R0, 0, SLJIT_MEM1(SLJIT_R0), SLJIT_OFFSETOF(jit_arguments, begin));
-GET_LOCAL_BASE(SLJIT_S0, 0, OVECTOR_START);
+
+has_pre = sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_SUPP | SLJIT_MEM_PRE, SLJIT_S1, SLJIT_MEM1(SLJIT_S0), sizeof(sljit_sw)) == SLJIT_SUCCESS;
+GET_LOCAL_BASE(SLJIT_S0, 0, OVECTOR_START - (has_pre ? sizeof(sljit_sw) : 0));
+
/* Unlikely, but possible */
early_quit = CMP(SLJIT_EQUAL, SLJIT_R1, 0, SLJIT_IMM, 0);
loop = LABEL();
-OP2(SLJIT_SUB, SLJIT_S1, 0, SLJIT_MEM1(SLJIT_S0), 0, SLJIT_R0, 0);
-OP2(SLJIT_ADD, SLJIT_S0, 0, SLJIT_S0, 0, SLJIT_IMM, sizeof(sljit_sw));
+
+if (has_pre)
+ sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_PRE, SLJIT_S1, SLJIT_MEM1(SLJIT_S0), sizeof(sljit_sw));
+else
+ {
+ OP1(SLJIT_MOV, SLJIT_S1, 0, SLJIT_MEM1(SLJIT_S0), 0);
+ OP2(SLJIT_ADD, SLJIT_S0, 0, SLJIT_S0, 0, SLJIT_IMM, sizeof(sljit_sw));
+ }
+
+OP2(SLJIT_ADD, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, sizeof(int));
+OP2(SLJIT_SUB, SLJIT_S1, 0, SLJIT_S1, 0, SLJIT_R0, 0);
/* Copy the integer value to the output buffer */
#if defined COMPILE_PCRE16 || defined COMPILE_PCRE32
OP2(SLJIT_ASHR, SLJIT_S1, 0, SLJIT_S1, 0, SLJIT_IMM, UCHAR_SHIFT);
#endif
-OP1(SLJIT_MOVU_S32, SLJIT_MEM1(SLJIT_R2), sizeof(int), SLJIT_S1, 0);
+
+OP1(SLJIT_MOV_S32, SLJIT_MEM1(SLJIT_R2), 0, SLJIT_S1, 0);
OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1);
JUMPTO(SLJIT_NOT_ZERO, loop);
JUMPHERE(early_quit);
@@ -2513,14 +2550,29 @@ JUMPHERE(early_quit);
/* Calculate the return value, which is the maximum ovector value. */
if (topbracket > 1)
{
- GET_LOCAL_BASE(SLJIT_R0, 0, OVECTOR_START + topbracket * 2 * sizeof(sljit_sw));
- OP1(SLJIT_MOV, SLJIT_R1, 0, SLJIT_IMM, topbracket + 1);
+ if (sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_SUPP | SLJIT_MEM_PRE, SLJIT_R2, SLJIT_MEM1(SLJIT_R0), -(2 * (sljit_sw)sizeof(sljit_sw))) == SLJIT_SUCCESS)
+ {
+ GET_LOCAL_BASE(SLJIT_R0, 0, OVECTOR_START + topbracket * 2 * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_R1, 0, SLJIT_IMM, topbracket + 1);
- /* OVECTOR(0) is never equal to SLJIT_S2. */
- loop = LABEL();
- OP1(SLJIT_MOVU, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_R0), -(2 * (sljit_sw)sizeof(sljit_sw)));
- OP2(SLJIT_SUB, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1);
- CMPTO(SLJIT_EQUAL, SLJIT_R2, 0, SLJIT_S2, 0, loop);
+ /* OVECTOR(0) is never equal to SLJIT_S2. */
+ loop = LABEL();
+ sljit_emit_mem(compiler, SLJIT_MOV | SLJIT_MEM_PRE, SLJIT_R2, SLJIT_MEM1(SLJIT_R0), -(2 * (sljit_sw)sizeof(sljit_sw)));
+ OP2(SLJIT_SUB, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1);
+ CMPTO(SLJIT_EQUAL, SLJIT_R2, 0, SLJIT_S2, 0, loop);
+ }
+ else
+ {
+ GET_LOCAL_BASE(SLJIT_R0, 0, OVECTOR_START + (topbracket - 1) * 2 * sizeof(sljit_sw));
+ OP1(SLJIT_MOV, SLJIT_R1, 0, SLJIT_IMM, topbracket + 1);
+
+ /* OVECTOR(0) is never equal to SLJIT_S2. */
+ loop = LABEL();
+ OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_MEM1(SLJIT_R0), 0);
+ OP2(SLJIT_SUB, SLJIT_R0, 0, SLJIT_R0, 0, SLJIT_IMM, 2 * (sljit_sw)sizeof(sljit_sw));
+ OP2(SLJIT_SUB, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1);
+ CMPTO(SLJIT_EQUAL, SLJIT_R2, 0, SLJIT_S2, 0, loop);
+ }
OP1(SLJIT_MOV, SLJIT_RETURN_REG, 0, SLJIT_R1, 0);
}
else
@@ -5181,84 +5233,183 @@ OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL);
sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
}
-#define CHAR1 STR_END
-#define CHAR2 STACK_TOP
-
static void do_casefulcmp(compiler_common *common)
{
DEFINE_COMPILER;
struct sljit_jump *jump;
struct sljit_label *label;
+int char1_reg;
+int char2_reg;
-sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
+if (sljit_get_register_index(TMP3) < 0)
+ {
+ char1_reg = STR_END;
+ char2_reg = STACK_TOP;
+ }
+else
+ {
+ char1_reg = TMP3;
+ char2_reg = RETURN_ADDR;
+ }
+
+sljit_emit_fast_enter(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0);
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
-OP1(SLJIT_MOV, TMP3, 0, CHAR1, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, CHAR2, 0);
-OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
-OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-label = LABEL();
-OP1(MOVU_UCHAR, CHAR1, 0, SLJIT_MEM1(TMP1), IN_UCHARS(1));
-OP1(MOVU_UCHAR, CHAR2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-jump = CMP(SLJIT_NOT_EQUAL, CHAR1, 0, CHAR2, 0);
-OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
-JUMPTO(SLJIT_NOT_ZERO, label);
+if (char1_reg == STR_END)
+ {
+ OP1(SLJIT_MOV, TMP3, 0, char1_reg, 0);
+ OP1(SLJIT_MOV, RETURN_ADDR, 0, char2_reg, 0);
+ }
-JUMPHERE(jump);
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-OP1(SLJIT_MOV, CHAR1, 0, TMP3, 0);
-OP1(SLJIT_MOV, CHAR2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
-sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-}
+if (sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_SUPP | SLJIT_MEM_POST, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1)) == SLJIT_SUCCESS)
+ {
+ label = LABEL();
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_POST, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1));
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_POST, char2_reg, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ jump = CMP(SLJIT_NOT_EQUAL, char1_reg, 0, char2_reg, 0);
+ OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
+ JUMPTO(SLJIT_NOT_ZERO, label);
+
+ JUMPHERE(jump);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
+ }
+else if (sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_SUPP | SLJIT_MEM_PRE, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1)) == SLJIT_SUCCESS)
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+ label = LABEL();
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_PRE, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1));
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_PRE, char2_reg, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ jump = CMP(SLJIT_NOT_EQUAL, char1_reg, 0, char2_reg, 0);
+ OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
+ JUMPTO(SLJIT_NOT_ZERO, label);
+
+ JUMPHERE(jump);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ }
+else
+ {
+ label = LABEL();
+ OP1(MOV_UCHAR, char1_reg, 0, SLJIT_MEM1(TMP1), 0);
+ OP1(MOV_UCHAR, char2_reg, 0, SLJIT_MEM1(STR_PTR), 0);
+ OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+ jump = CMP(SLJIT_NOT_EQUAL, char1_reg, 0, char2_reg, 0);
+ OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
+ JUMPTO(SLJIT_NOT_ZERO, label);
+
+ JUMPHERE(jump);
+ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
+ }
+
+if (char1_reg == STR_END)
+ {
+ OP1(SLJIT_MOV, char1_reg, 0, TMP3, 0);
+ OP1(SLJIT_MOV, char2_reg, 0, RETURN_ADDR, 0);
+ }
-#define LCC_TABLE STACK_LIMIT
+sljit_emit_fast_return(compiler, TMP1, 0);
+}
static void do_caselesscmp(compiler_common *common)
{
DEFINE_COMPILER;
struct sljit_jump *jump;
struct sljit_label *label;
+int char1_reg = STR_END;
+int char2_reg;
+int lcc_table;
+int opt_type = 0;
-sljit_emit_fast_enter(compiler, RETURN_ADDR, 0);
+if (sljit_get_register_index(TMP3) < 0)
+ {
+ char2_reg = STACK_TOP;
+ lcc_table = STACK_LIMIT;
+ }
+else
+ {
+ char2_reg = RETURN_ADDR;
+ lcc_table = TMP3;
+ }
+
+if (sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_SUPP | SLJIT_MEM_POST, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1)) == SLJIT_SUCCESS)
+ opt_type = 1;
+else if (sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_SUPP | SLJIT_MEM_PRE, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1)) == SLJIT_SUCCESS)
+ opt_type = 2;
+
+sljit_emit_fast_enter(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0);
OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP2, 0);
-OP1(SLJIT_MOV, TMP3, 0, LCC_TABLE, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, CHAR1, 0);
-OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, CHAR2, 0);
-OP1(SLJIT_MOV, LCC_TABLE, 0, SLJIT_IMM, common->lcc);
-OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
-OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, char1_reg, 0);
-label = LABEL();
-OP1(MOVU_UCHAR, CHAR1, 0, SLJIT_MEM1(TMP1), IN_UCHARS(1));
-OP1(MOVU_UCHAR, CHAR2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
-#ifndef COMPILE_PCRE8
-jump = CMP(SLJIT_GREATER, CHAR1, 0, SLJIT_IMM, 255);
+if (char2_reg == STACK_TOP)
+ {
+ OP1(SLJIT_MOV, TMP3, 0, char2_reg, 0);
+ OP1(SLJIT_MOV, RETURN_ADDR, 0, lcc_table, 0);
+ }
+
+OP1(SLJIT_MOV, lcc_table, 0, SLJIT_IMM, common->lcc);
+
+if (opt_type == 1)
+ {
+ label = LABEL();
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_POST, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1));
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_POST, char2_reg, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ }
+else if (opt_type == 2)
+ {
+ OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
+ OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+ label = LABEL();
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_PRE, char1_reg, SLJIT_MEM1(TMP1), IN_UCHARS(1));
+ sljit_emit_mem(compiler, MOV_UCHAR | SLJIT_MEM_PRE, char2_reg, SLJIT_MEM1(STR_PTR), IN_UCHARS(1));
+ }
+else
+ {
+ label = LABEL();
+ OP1(MOV_UCHAR, char1_reg, 0, SLJIT_MEM1(TMP1), 0);
+ OP1(MOV_UCHAR, char2_reg, 0, SLJIT_MEM1(STR_PTR), 0);
+ OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(1));
+ }
+
+#if PCRE2_CODE_UNIT_WIDTH != 8
+jump = CMP(SLJIT_GREATER, char1_reg, 0, SLJIT_IMM, 255);
#endif
-OP1(SLJIT_MOV_U8, CHAR1, 0, SLJIT_MEM2(LCC_TABLE, CHAR1), 0);
-#ifndef COMPILE_PCRE8
+OP1(SLJIT_MOV_U8, char1_reg, 0, SLJIT_MEM2(lcc_table, char1_reg), 0);
+#if PCRE2_CODE_UNIT_WIDTH != 8
JUMPHERE(jump);
-jump = CMP(SLJIT_GREATER, CHAR2, 0, SLJIT_IMM, 255);
+jump = CMP(SLJIT_GREATER, char2_reg, 0, SLJIT_IMM, 255);
#endif
-OP1(SLJIT_MOV_U8, CHAR2, 0, SLJIT_MEM2(LCC_TABLE, CHAR2), 0);
-#ifndef COMPILE_PCRE8
+OP1(SLJIT_MOV_U8, char2_reg, 0, SLJIT_MEM2(lcc_table, char2_reg), 0);
+#if PCRE2_CODE_UNIT_WIDTH != 8
JUMPHERE(jump);
#endif
-jump = CMP(SLJIT_NOT_EQUAL, CHAR1, 0, CHAR2, 0);
+
+if (opt_type == 0)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
+
+jump = CMP(SLJIT_NOT_EQUAL, char1_reg, 0, char2_reg, 0);
OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1));
JUMPTO(SLJIT_NOT_ZERO, label);
JUMPHERE(jump);
-OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-OP1(SLJIT_MOV, LCC_TABLE, 0, TMP3, 0);
-OP1(SLJIT_MOV, CHAR1, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
-OP1(SLJIT_MOV, CHAR2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1);
-sljit_emit_fast_return(compiler, RETURN_ADDR, 0);
-}
+OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0);
+
+if (opt_type == 2)
+ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1));
-#undef LCC_TABLE
-#undef CHAR1
-#undef CHAR2
+if (char2_reg == STACK_TOP)
+ {
+ OP1(SLJIT_MOV, char2_reg, 0, TMP3, 0);
+ OP1(SLJIT_MOV, lcc_table, 0, RETURN_ADDR, 0);
+ }
+
+OP1(SLJIT_MOV, char1_reg, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1);
+sljit_emit_fast_return(compiler, TMP1, 0);
+}
#if defined SUPPORT_UTF && defined SUPPORT_UCP