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

Remove hackings in JIT.

This commit is contained in:
Zoltán Herczeg 2020-02-20 08:57:39 +00:00
parent c21bd97754
commit c39fb3a9e1
1 changed files with 13 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
src/pcre2_jit_compile.c
View File

@ -7316,16 +7316,11 @@ if (needstype || needsscript)
/* Before anything else, we deal with scripts. */ /* Before anything else, we deal with scripts. */
if (needsscript) if (needsscript)
{ {
// PH hacking OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 3);
OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2); OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 2);
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3); OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, script)); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, script));
OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 0);
// OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 3);
ccbegin = cc; ccbegin = cc;
@ -7369,28 +7364,19 @@ if (needstype || needsscript)
{ {
if (!needschar) if (!needschar)
{ {
// PH hacking OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 3);
OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2); OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 2);
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3); OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0);
OP2(SLJIT_ADD, TMP1, 0, TMP2, 0, TMP1, 0);
OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype)); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype));
OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 0);
// OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 3);
} }
else else
{ {
// PH hacking
OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2); OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2);
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3); OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0); OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0);
OP1(SLJIT_MOV, TMP1, 0, RETURN_ADDR, 0);
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)); OP1(SLJIT_MOV_U8, RETURN_ADDR, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype));
typereg = RETURN_ADDR; typereg = RETURN_ADDR;
} }
@ -8769,15 +8755,12 @@ if (common->utf && *cc == OP_REFI)
CMPTO(SLJIT_EQUAL, TMP1, 0, char1_reg, 0, loop); CMPTO(SLJIT_EQUAL, TMP1, 0, char1_reg, 0, loop);
// PH hacking
OP1(SLJIT_MOV, TMP3, 0, TMP1, 0); OP1(SLJIT_MOV, TMP3, 0, TMP1, 0);
add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL)); add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL));
OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2); OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 2);
OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3); OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 3);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0); OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0);
OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records)); OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records));