diff --git a/deps/sljit b/deps/sljit
index 6612fe51e..45f910b78 160000
--- a/deps/sljit
+++ b/deps/sljit
@@ -1 +1 @@
-Subproject commit 6612fe51e92088cffe50008c741c382413ff03c8
+Subproject commit 45f910b78c6605ebf5b53d3ec7cb00f2312fe417
diff --git a/src/pcre2_jit_char_inc.h b/src/pcre2_jit_char_inc.h
index 864a5fdeb..0976742bb 100644
--- a/src/pcre2_jit_char_inc.h
+++ b/src/pcre2_jit_char_inc.h
@@ -698,13 +698,11 @@ if (status & XCLASS_NEEDS_UCD)
   OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
   OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1));
   OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK);
-  OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
-  OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
+  sljit_emit_op2_shift(compiler, SLJIT_ADD | SLJIT_SHL_IMM | SLJIT_SRC2_UNDEFINED, TMP1, 0, TMP1, 0, TMP2, 0, UCD_BLOCK_SHIFT);
   OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_stage2));
   OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM2(TMP2, TMP1), 1);
-  OP2(SLJIT_SHL, TMP1, 0, TMP2, 0, SLJIT_IMM, 3);
+  sljit_emit_op2_shift(compiler, SLJIT_ADD | SLJIT_SHL_IMM | SLJIT_SRC2_UNDEFINED, TMP2, 0, TMP2, 0, TMP2, 0, 1);
   OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 2);
-  OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0);
 
   ccbegin = cc;
 
diff --git a/src/pcre2_jit_compile.c b/src/pcre2_jit_compile.c
index af8ca45ad..42810dd1e 100644
--- a/src/pcre2_jit_compile.c
+++ b/src/pcre2_jit_compile.c
@@ -5573,8 +5573,7 @@ OP2(SLJIT_LSHR, TMP2, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
 OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
 OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1));
 OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK);
-OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
-OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
+sljit_emit_op2_shift(compiler, SLJIT_ADD | SLJIT_SHL_IMM | SLJIT_SRC2_UNDEFINED, TMP1, 0, TMP1, 0, TMP2, 0, UCD_BLOCK_SHIFT);
 OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_stage2));
 OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM2(TMP2, TMP1), 1);
 OP_SRC(SLJIT_FAST_RETURN, RETURN_ADDR, 0);
@@ -5613,16 +5612,14 @@ OP2(SLJIT_LSHR, TMP2, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
 OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, 1);
 OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1));
 OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK);
-OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCD_BLOCK_SHIFT);
-OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, TMP2, 0);
+sljit_emit_op2_shift(compiler, SLJIT_ADD | SLJIT_SHL_IMM | SLJIT_SRC2_UNDEFINED, TMP1, 0, TMP1, 0, TMP2, 0, UCD_BLOCK_SHIFT);
 OP1(SLJIT_MOV, TMP2, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_stage2));
 OP1(SLJIT_MOV_U16, TMP2, 0, SLJIT_MEM2(TMP2, TMP1), 1);
 
-/* TMP2 is multiplied by 12. Same as (TMP2 << 2) + ((TMP2 << 2) << 1). */
+/* TMP2 is multiplied by 12. Same as (TMP2 + (TMP2 << 1)) << 2. */
 OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, (sljit_sw)PRIV(ucd_records) + SLJIT_OFFSETOF(ucd_record, chartype));
-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_MEM2(TMP1, TMP2), 1);
+sljit_emit_op2_shift(compiler, SLJIT_ADD | SLJIT_SHL_IMM | SLJIT_SRC2_UNDEFINED, TMP2, 0, TMP2, 0, TMP2, 0, 1);
+OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM2(TMP1, TMP2), 2);
 
 OP_SRC(SLJIT_FAST_RETURN, RETURN_ADDR, 0);
 }