From 5002a59a8289027b8a88c4933077a9b66e839d6c Mon Sep 17 00:00:00 2001 From: zherczeg Date: Sat, 19 Sep 2020 03:49:32 +0000 Subject: Fixed a bug in character set matching when JIT is enabled. git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@1273 6239d852-aaf2-0410-a92c-79f79f948069 --- src/pcre2_jit_compile.c | 36 ++++++++++++++++++++++++++++-------- 1 file changed, 28 insertions(+), 8 deletions(-) (limited to 'src/pcre2_jit_compile.c') diff --git a/src/pcre2_jit_compile.c b/src/pcre2_jit_compile.c index edf64d5..04f0278 100644 --- a/src/pcre2_jit_compile.c +++ b/src/pcre2_jit_compile.c @@ -7672,25 +7672,43 @@ if (needstype || needsscript) } cc = ccbegin; - } - if (needschar) - OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0); + if (needstype) + { + /* TMP2 has already been shifted by 2 */ + if (!needschar) + { + OP2(SLJIT_ADD, TMP1, 0, TMP2, 0, TMP2, 0); + OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0); + + OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype)); + } + else + { + OP2(SLJIT_ADD, TMP1, 0, TMP2, 0, TMP2, 0); + OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0); - if (needstype) + OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0); + OP1(SLJIT_MOV_U8, RETURN_ADDR, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype)); + typereg = RETURN_ADDR; + } + } + else if (needschar) + OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0); + } + else if (needstype) { + OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 3); + OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 2); + if (!needschar) { - OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 3); - OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 2); OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype)); } else { - OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2); - OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3); OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0); OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0); @@ -7698,6 +7716,8 @@ if (needstype || needsscript) typereg = RETURN_ADDR; } } + else if (needschar) + OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0); } #endif /* SUPPORT_UNICODE */ -- cgit v1.2.1