some functions in @file{integrate.c} and the header @file{integrate.h}.
Loop dependency analysis routines are contained in @file{dependence.c}.
-Second loop optimization pass takes care of basic block level optimalizations --
+Second loop optimization pass takes care of basic block level optimizations --
unrolling, peeling and unswitching loops. The source files are
@file{cfgloopanal.c} and @file{cfgloopmanip.c} containing generic loop
analysis and manipulation code, @file{loop-init.c} with initialization and