diff --git a/GL/draw.c b/GL/draw.c
index b580854..3170e01 100644
--- a/GL/draw.c
+++ b/GL/draw.c
@@ -849,11 +849,18 @@ static void generate(SubmissionTarget* target, const GLenum mode, const GLsizei
     const Vertex* end;
 
     if(!indices) {
-        _readPositionData(first, count, _glSubmissionTargetStart(target));
+        profiler_push(__func__);
+
+        _readPositionData(first, count, _glSubmissionTargetStart(target));        
+        profiler_checkpoint("positions");
+
         _readDiffuseData(first, count, _glSubmissionTargetStart(target));
+        profiler_checkpoint("diffuse");
+
         if(doTexture) _readUVData(first, count, _glSubmissionTargetStart(target));
         if(doLighting) _readNormalData(first, count, target);
         if(doTexture && doMultitexture) _readSTData(first, count, target);
+        profiler_checkpoint("others");
 
         it = _glSubmissionTargetStart(target);
         end = _glSubmissionTargetEnd(target);
@@ -862,6 +869,8 @@ static void generate(SubmissionTarget* target, const GLenum mode, const GLsizei
             (it++)->flags = PVR_CMD_VERTEX;
         }
 
+        profiler_checkpoint("flags");
+
         // Drawing arrays
         switch(mode) {
         case GL_TRIANGLES:
@@ -879,6 +888,9 @@ static void generate(SubmissionTarget* target, const GLenum mode, const GLsizei
         default:
             assert(0 && "Not Implemented");
         }
+
+        profiler_checkpoint("quads");
+        profiler_pop();
     } else {
         const IndexParseFunc indexFunc = _calcParseIndexFunc(type);
         it = _glSubmissionTargetStart(target);
diff --git a/GL/immediate.c b/GL/immediate.c
index ccd8a5e..1ea573a 100644
--- a/GL/immediate.c
+++ b/GL/immediate.c
@@ -9,6 +9,7 @@
 
 #include "../include/gl.h"
 #include "../include/glext.h"
+#include "profiler.h"
 
 #include "private.h"
 
@@ -174,6 +175,8 @@ void APIENTRY glNormal3fv(const GLfloat* v) {
 }
 
 void APIENTRY glEnd() {
+    profiler_push(__func__);
+
     IMMEDIATE_MODE_ACTIVE = GL_FALSE;
 
     GLboolean vertexArrayEnabled, colorArrayEnabled, normalArrayEnabled;
@@ -189,6 +192,8 @@ void APIENTRY glEnd() {
     AttribPointer uvptr = *_glGetUVAttribPointer();
     AttribPointer stptr = *_glGetSTAttribPointer();
 
+    profiler_checkpoint("prep");
+
     glEnableClientState(GL_VERTEX_ARRAY);
     glEnableClientState(GL_COLOR_ARRAY);
     glEnableClientState(GL_NORMAL_ARRAY);
@@ -210,14 +215,20 @@ void APIENTRY glEnd() {
     glEnableClientState(GL_TEXTURE_COORD_ARRAY);
     glTexCoordPointer(2, GL_FLOAT, 0, ST_COORDS.data);
 
+    profiler_checkpoint("client_state");
+
     glDrawArrays(ACTIVE_POLYGON_MODE, 0, VERTICES.size / 3);
 
+    profiler_checkpoint("draw_arrays");
+
     aligned_vector_clear(&VERTICES);
     aligned_vector_clear(&COLOURS);
     aligned_vector_clear(&UV_COORDS);
     aligned_vector_clear(&ST_COORDS);
     aligned_vector_clear(&NORMALS);
 
+    profiler_checkpoint("clear");
+
     *_glGetVertexAttribPointer() = vptr;
     *_glGetDiffuseAttribPointer() = dptr;
     *_glGetNormalAttribPointer() = nptr;
@@ -248,6 +259,8 @@ void APIENTRY glEnd() {
 
     glClientActiveTextureARB((GLuint) activeTexture);
 
+    profiler_checkpoint("restore");
+    profiler_pop();
 }
 
 void APIENTRY glRectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) {