diff --git a/src/hb-ot-shape-complex-indic.cc b/src/hb-ot-shape-complex-indic.cc
index 652ef4704..9c477471e 100644
--- a/src/hb-ot-shape-complex-indic.cc
+++ b/src/hb-ot-shape-complex-indic.cc
@@ -938,69 +938,6 @@ initial_reordering_syllable_indic (const hb_ot_shape_plan_t *plan,
   }
 }
 
-static inline void
-insert_dotted_circles_indic (const hb_ot_shape_plan_t *plan HB_UNUSED,
-			     hb_font_t *font,
-			     hb_buffer_t *buffer)
-{
-  if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE))
-    return;
-
-  /* Note: This loop is extra overhead, but should not be measurable.
-   * TODO Use a buffer scratch flag to remove the loop. */
-  bool has_broken_syllables = false;
-  unsigned int count = buffer->len;
-  hb_glyph_info_t *info = buffer->info;
-  for (unsigned int i = 0; i < count; i++)
-    if ((info[i].syllable() & 0x0F) == indic_broken_cluster)
-    {
-      has_broken_syllables = true;
-      break;
-    }
-  if (likely (!has_broken_syllables))
-    return;
-
-
-  hb_codepoint_t dottedcircle_glyph;
-  if (!font->get_nominal_glyph (0x25CCu, &dottedcircle_glyph))
-    return;
-
-  hb_glyph_info_t dottedcircle = {0};
-  dottedcircle.codepoint = 0x25CCu;
-  set_indic_properties (dottedcircle);
-  dottedcircle.codepoint = dottedcircle_glyph;
-
-  buffer->clear_output ();
-
-  buffer->idx = 0;
-  unsigned int last_syllable = 0;
-  while (buffer->idx < buffer->len && buffer->successful)
-  {
-    unsigned int syllable = buffer->cur().syllable();
-    indic_syllable_type_t syllable_type = (indic_syllable_type_t) (syllable & 0x0F);
-    if (unlikely (last_syllable != syllable && syllable_type == indic_broken_cluster))
-    {
-      last_syllable = syllable;
-
-      hb_glyph_info_t ginfo = dottedcircle;
-      ginfo.cluster = buffer->cur().cluster;
-      ginfo.mask = buffer->cur().mask;
-      ginfo.syllable() = buffer->cur().syllable();
-
-      /* Insert dottedcircle after possible Repha. */
-      while (buffer->idx < buffer->len && buffer->successful &&
-	     last_syllable == buffer->cur().syllable() &&
-	     buffer->cur().indic_category() == OT_Repha)
-	buffer->next_glyph ();
-
-      buffer->output_info (ginfo);
-    }
-    else
-      buffer->next_glyph ();
-  }
-  buffer->swap_buffers ();
-}
-
 static void
 initial_reordering_indic (const hb_ot_shape_plan_t *plan,
 			  hb_font_t *font,
@@ -1008,11 +945,16 @@ initial_reordering_indic (const hb_ot_shape_plan_t *plan,
 {
   if (!buffer->message (font, "start reordering indic initial"))
     return;
+
   update_consonant_positions_indic (plan, font, buffer);
-  insert_dotted_circles_indic (plan, font, buffer);
+  hb_syllabic_insert_dotted_circles (font, buffer,
+				     indic_broken_cluster,
+				     OT_DOTTEDCIRCLE,
+				     OT_Repha);
 
   foreach_syllable (buffer, start, end)
     initial_reordering_syllable_indic (plan, font->face, buffer, start, end);
+
   (void) buffer->message (font, "end reordering indic initial");
 }
 
diff --git a/src/hb-ot-shape-complex-khmer.cc b/src/hb-ot-shape-complex-khmer.cc
index d6fcd7c81..b873da074 100644
--- a/src/hb-ot-shape-complex-khmer.cc
+++ b/src/hb-ot-shape-complex-khmer.cc
@@ -321,76 +321,17 @@ reorder_syllable_khmer (const hb_ot_shape_plan_t *plan,
   }
 }
 
-static inline void
-insert_dotted_circles_khmer (const hb_ot_shape_plan_t *plan HB_UNUSED,
-			     hb_font_t *font,
-			     hb_buffer_t *buffer)
-{
-  if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE))
-    return;
-
-  /* Note: This loop is extra overhead, but should not be measurable.
-   * TODO Use a buffer scratch flag to remove the loop. */
-  bool has_broken_syllables = false;
-  unsigned int count = buffer->len;
-  hb_glyph_info_t *info = buffer->info;
-  for (unsigned int i = 0; i < count; i++)
-    if ((info[i].syllable() & 0x0F) == khmer_broken_cluster)
-    {
-      has_broken_syllables = true;
-      break;
-    }
-  if (likely (!has_broken_syllables))
-    return;
-
-
-  hb_codepoint_t dottedcircle_glyph;
-  if (!font->get_nominal_glyph (0x25CCu, &dottedcircle_glyph))
-    return;
-
-  hb_glyph_info_t dottedcircle = {0};
-  dottedcircle.codepoint = 0x25CCu;
-  set_khmer_properties (dottedcircle);
-  dottedcircle.codepoint = dottedcircle_glyph;
-
-  buffer->clear_output ();
-
-  buffer->idx = 0;
-  unsigned int last_syllable = 0;
-  while (buffer->idx < buffer->len && buffer->successful)
-  {
-    unsigned int syllable = buffer->cur().syllable();
-    khmer_syllable_type_t syllable_type = (khmer_syllable_type_t) (syllable & 0x0F);
-    if (unlikely (last_syllable != syllable && syllable_type == khmer_broken_cluster))
-    {
-      last_syllable = syllable;
-
-      hb_glyph_info_t ginfo = dottedcircle;
-      ginfo.cluster = buffer->cur().cluster;
-      ginfo.mask = buffer->cur().mask;
-      ginfo.syllable() = buffer->cur().syllable();
-
-      /* Insert dottedcircle after possible Repha. */
-      while (buffer->idx < buffer->len && buffer->successful &&
-	     last_syllable == buffer->cur().syllable() &&
-	     buffer->cur().khmer_category() == OT_Repha)
-	buffer->next_glyph ();
-
-      buffer->output_info (ginfo);
-    }
-    else
-      buffer->next_glyph ();
-  }
-  buffer->swap_buffers ();
-}
-
 static void
 reorder_khmer (const hb_ot_shape_plan_t *plan,
 	       hb_font_t *font,
 	       hb_buffer_t *buffer)
 {
-  if (buffer->message (font, "start reordering khmer")) {
-    insert_dotted_circles_khmer (plan, font, buffer);
+  if (buffer->message (font, "start reordering khmer"))
+  {
+    hb_syllabic_insert_dotted_circles (font, buffer,
+				       khmer_broken_cluster,
+				       OT_DOTTEDCIRCLE,
+				       OT_Repha);
 
     foreach_syllable (buffer, start, end)
       reorder_syllable_khmer (plan, font->face, buffer, start, end);
diff --git a/src/hb-ot-shape-complex-myanmar.cc b/src/hb-ot-shape-complex-myanmar.cc
index fe096ef28..eae5da96c 100644
--- a/src/hb-ot-shape-complex-myanmar.cc
+++ b/src/hb-ot-shape-complex-myanmar.cc
@@ -265,70 +265,16 @@ reorder_syllable_myanmar (const hb_ot_shape_plan_t *plan HB_UNUSED,
   }
 }
 
-static inline void
-insert_dotted_circles_myanmar (const hb_ot_shape_plan_t *plan HB_UNUSED,
-			       hb_font_t *font,
-			       hb_buffer_t *buffer)
-{
-  if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE))
-    return;
-
-  /* Note: This loop is extra overhead, but should not be measurable.
-   * TODO Use a buffer scratch flag to remove the loop. */
-  bool has_broken_syllables = false;
-  unsigned int count = buffer->len;
-  hb_glyph_info_t *info = buffer->info;
-  for (unsigned int i = 0; i < count; i++)
-    if ((info[i].syllable() & 0x0F) == myanmar_broken_cluster)
-    {
-      has_broken_syllables = true;
-      break;
-    }
-  if (likely (!has_broken_syllables))
-    return;
-
-
-  hb_codepoint_t dottedcircle_glyph;
-  if (!font->get_nominal_glyph (0x25CCu, &dottedcircle_glyph))
-    return;
-
-  hb_glyph_info_t dottedcircle = {0};
-  dottedcircle.codepoint = 0x25CCu;
-  set_myanmar_properties (dottedcircle);
-  dottedcircle.codepoint = dottedcircle_glyph;
-
-  buffer->clear_output ();
-
-  buffer->idx = 0;
-  unsigned int last_syllable = 0;
-  while (buffer->idx < buffer->len && buffer->successful)
-  {
-    unsigned int syllable = buffer->cur().syllable();
-    myanmar_syllable_type_t syllable_type = (myanmar_syllable_type_t) (syllable & 0x0F);
-    if (unlikely (last_syllable != syllable && syllable_type == myanmar_broken_cluster))
-    {
-      last_syllable = syllable;
-
-      hb_glyph_info_t ginfo = dottedcircle;
-      ginfo.cluster = buffer->cur().cluster;
-      ginfo.mask = buffer->cur().mask;
-      ginfo.syllable() = buffer->cur().syllable();
-
-      buffer->output_info (ginfo);
-    }
-    else
-      buffer->next_glyph ();
-  }
-  buffer->swap_buffers ();
-}
-
 static void
 reorder_myanmar (const hb_ot_shape_plan_t *plan,
 		 hb_font_t *font,
 		 hb_buffer_t *buffer)
 {
-  if (buffer->message (font, "start reordering myanmar")) {
-    insert_dotted_circles_myanmar (plan, font, buffer);
+  if (buffer->message (font, "start reordering myanmar"))
+  {
+    hb_syllabic_insert_dotted_circles (font, buffer,
+				       myanmar_broken_cluster,
+				       OT_GB);
 
     foreach_syllable (buffer, start, end)
       reorder_syllable_myanmar (plan, font->face, buffer, start, end);
diff --git a/src/hb-ot-shape-complex-syllabic.cc b/src/hb-ot-shape-complex-syllabic.cc
index c03477ba9..054526301 100644
--- a/src/hb-ot-shape-complex-syllabic.cc
+++ b/src/hb-ot-shape-complex-syllabic.cc
@@ -29,5 +29,72 @@
 #include "hb-ot-shape-complex-syllabic.hh"
 
 
+void
+hb_syllabic_insert_dotted_circles (hb_font_t *font,
+				   hb_buffer_t *buffer,
+				   int broken_syllable_type,
+				   int dottedcircle_category,
+				   int repha_category)
+{
+  if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE))
+    return;
+
+  /* Note: This loop is extra overhead, but should not be measurable.
+   * TODO Use a buffer scratch flag to remove the loop. */
+  bool has_broken_syllables = false;
+  unsigned int count = buffer->len;
+  hb_glyph_info_t *info = buffer->info;
+  for (unsigned int i = 0; i < count; i++)
+    if ((info[i].syllable() & 0x0F) == broken_syllable_type)
+    {
+      has_broken_syllables = true;
+      break;
+    }
+  if (likely (!has_broken_syllables))
+    return;
+
+
+  hb_codepoint_t dottedcircle_glyph;
+  if (!font->get_nominal_glyph (0x25CCu, &dottedcircle_glyph))
+    return;
+
+  hb_glyph_info_t dottedcircle = {0};
+  dottedcircle.codepoint = 0x25CCu;
+  dottedcircle.complex_var_u8_category() = dottedcircle_category;
+  dottedcircle.codepoint = dottedcircle_glyph;
+
+  buffer->clear_output ();
+
+  buffer->idx = 0;
+  unsigned int last_syllable = 0;
+  while (buffer->idx < buffer->len && buffer->successful)
+  {
+    unsigned int syllable = buffer->cur().syllable();
+    if (unlikely (last_syllable != syllable && (syllable & 0x0F) == broken_syllable_type))
+    {
+      last_syllable = syllable;
+
+      hb_glyph_info_t ginfo = dottedcircle;
+      ginfo.cluster = buffer->cur().cluster;
+      ginfo.mask = buffer->cur().mask;
+      ginfo.syllable() = buffer->cur().syllable();
+
+      /* Insert dottedcircle after possible Repha. */
+      if (repha_category != -1)
+      {
+	while (buffer->idx < buffer->len && buffer->successful &&
+	       last_syllable == buffer->cur().syllable() &&
+	       buffer->cur().complex_var_u8_category() == repha_category)
+	  buffer->next_glyph ();
+      }
+
+      buffer->output_info (ginfo);
+    }
+    else
+      buffer->next_glyph ();
+  }
+  buffer->swap_buffers ();
+}
+
 
 #endif
diff --git a/src/hb-ot-shape-complex-syllabic.hh b/src/hb-ot-shape-complex-syllabic.hh
index 621f37e57..d29637cf7 100644
--- a/src/hb-ot-shape-complex-syllabic.hh
+++ b/src/hb-ot-shape-complex-syllabic.hh
@@ -30,4 +30,12 @@
 #include "hb-ot-shape-complex.hh"
 
 
+HB_INTERNAL void
+hb_syllabic_insert_dotted_circles (hb_font_t *font,
+				   hb_buffer_t *buffer,
+				   int broken_syllable_type,
+				   int dottedcircle_category,
+				   int repha_category = -1);
+
+
 #endif /* HB_OT_SHAPE_COMPLEX_SYLLABIC_HH */
diff --git a/src/hb-ot-shape-complex-use.cc b/src/hb-ot-shape-complex-use.cc
index 8a4be2b9c..89d2a201a 100644
--- a/src/hb-ot-shape-complex-use.cc
+++ b/src/hb-ot-shape-complex-use.cc
@@ -454,76 +454,22 @@ reorder_syllable_use (hb_buffer_t *buffer, unsigned int start, unsigned int end)
   }
 }
 
-static inline void
-insert_dotted_circles_use (const hb_ot_shape_plan_t *plan HB_UNUSED,
-			   hb_font_t *font,
-			   hb_buffer_t *buffer)
-{
-  if (unlikely (buffer->flags & HB_BUFFER_FLAG_DO_NOT_INSERT_DOTTED_CIRCLE))
-    return;
-
-  /* Note: This loop is extra overhead, but should not be measurable.
-   * TODO Use a buffer scratch flag to remove the loop. */
-  bool has_broken_syllables = false;
-  unsigned int count = buffer->len;
-  hb_glyph_info_t *info = buffer->info;
-  for (unsigned int i = 0; i < count; i++)
-    if ((info[i].syllable() & 0x0F) == use_broken_cluster)
-    {
-      has_broken_syllables = true;
-      break;
-    }
-  if (likely (!has_broken_syllables))
-    return;
-
-  hb_glyph_info_t dottedcircle = {0};
-  if (!font->get_nominal_glyph (0x25CCu, &dottedcircle.codepoint))
-    return;
-  dottedcircle.use_category() = hb_use_get_category (0x25CC);
-
-  buffer->clear_output ();
-
-  buffer->idx = 0;
-  unsigned int last_syllable = 0;
-  while (buffer->idx < buffer->len && buffer->successful)
-  {
-    unsigned int syllable = buffer->cur().syllable();
-    use_syllable_type_t syllable_type = (use_syllable_type_t) (syllable & 0x0F);
-    if (unlikely (last_syllable != syllable && syllable_type == use_broken_cluster))
-    {
-      last_syllable = syllable;
-
-      hb_glyph_info_t ginfo = dottedcircle;
-      ginfo.cluster = buffer->cur().cluster;
-      ginfo.mask = buffer->cur().mask;
-      ginfo.syllable() = buffer->cur().syllable();
-
-      /* Insert dottedcircle after possible Repha. */
-      while (buffer->idx < buffer->len && buffer->successful &&
-	     last_syllable == buffer->cur().syllable() &&
-	     buffer->cur().use_category() == USE_R)
-	buffer->next_glyph ();
-
-      buffer->output_info (ginfo);
-    }
-    else
-      buffer->next_glyph ();
-  }
-  buffer->swap_buffers ();
-}
-
 static void
 reorder_use (const hb_ot_shape_plan_t *plan,
 	     hb_font_t *font,
 	     hb_buffer_t *buffer)
 {
-	if (buffer->message (font, "start reordering USE")) {
-	  insert_dotted_circles_use (plan, font, buffer);
+  if (buffer->message (font, "start reordering USE"))
+  {
+    hb_syllabic_insert_dotted_circles (font, buffer,
+				       use_broken_cluster,
+				       USE_B,
+				       USE_R);
 
-	  foreach_syllable (buffer, start, end)
-	    reorder_syllable_use (buffer, start, end);
+    foreach_syllable (buffer, start, end)
+      reorder_syllable_use (buffer, start, end);
 
-	  (void) buffer->message (font, "end reordering USE");
+    (void) buffer->message (font, "end reordering USE");
   }
 
   HB_BUFFER_DEALLOCATE_VAR (buffer, use_category);