[LLVM] Fix various cl::desc typos and whitespace issues (NFC) (#121955)

Author: rjmansfield

llvm/lib/Analysis/ScalarEvolution.cpp

@@ -226,7 +226,7 @@ static cl::opt<unsigned> RangeIterThreshold(
 
 static cl::opt<unsigned> MaxLoopGuardCollectionDepth(
     "scalar-evolution-max-loop-guard-collection-depth", cl::Hidden,
-    cl::desc("Maximum depth for recrusive loop guard collection"), cl::init(1));
+    cl::desc("Maximum depth for recursive loop guard collection"), cl::init(1));
 
 static cl::opt<bool>
 ClassifyExpressions("scalar-evolution-classify-expressions",

llvm/lib/CodeGen/CodeGenPrepare.cpp

@@ -152,7 +152,7 @@ static cl::opt<bool>
 
 static cl::opt<bool>
     EnableAndCmpSinking("enable-andcmp-sinking", cl::Hidden, cl::init(true),
-                        cl::desc("Enable sinkinig and/cmp into branches."));
+                        cl::desc("Enable sinking and/cmp into branches."));
 
 static cl::opt<bool> DisableStoreExtract(
     "disable-cgp-store-extract", cl::Hidden, cl::init(false),

llvm/lib/CodeGen/MIRSampleProfile.cpp

@@ -46,8 +46,9 @@ static cl::opt<bool> ShowFSBranchProb(
     cl::desc("Print setting flow sensitive branch probabilities"));
 static cl::opt<unsigned> FSProfileDebugProbDiffThreshold(
     "fs-profile-debug-prob-diff-threshold", cl::init(10),
-    cl::desc("Only show debug message if the branch probility is greater than "
-             "this value (in percentage)."));
+    cl::desc(
+        "Only show debug message if the branch probability is greater than "
+        "this value (in percentage)."));
 
 static cl::opt<unsigned> FSProfileDebugBWThreshold(
     "fs-profile-debug-bw-threshold", cl::init(10000),

llvm/lib/CodeGen/MachineBlockPlacement.cpp

@@ -149,7 +149,7 @@ static cl::opt<unsigned> JumpInstCost("jump-inst-cost",
 static cl::opt<bool>
     TailDupPlacement("tail-dup-placement",
                      cl::desc("Perform tail duplication during placement. "
-                              "Creates more fallthrough opportunites in "
+                              "Creates more fallthrough opportunities in "
                               "outline branches."),
                      cl::init(true), cl::Hidden);
 

llvm/lib/CodeGen/MachineBranchProbabilityInfo.cpp

@@ -29,7 +29,7 @@ namespace llvm {
 cl::opt<unsigned>
     StaticLikelyProb("static-likely-prob",
                      cl::desc("branch probability threshold in percentage"
-                              "to be considered very likely"),
+                              " to be considered very likely"),
                      cl::init(80), cl::Hidden);
 
 cl::opt<unsigned> ProfileLikelyProb(

llvm/lib/CodeGen/RegAllocGreedy.cpp

@@ -140,7 +140,7 @@ static cl::opt<bool> GreedyReverseLocalAssignment(
 static cl::opt<unsigned> SplitThresholdForRegWithHint(
     "split-threshold-for-reg-with-hint",
     cl::desc("The threshold for splitting a virtual register with a hint, in "
-             "percentate"),
+             "percentage"),
     cl::init(75), cl::Hidden);
 
 static RegisterRegAlloc greedyRegAlloc("greedy", "greedy register allocator",

llvm/lib/CodeGen/RegisterCoalescer.cpp

@@ -113,7 +113,7 @@ static cl::opt<unsigned> LargeIntervalSizeThreshold(
 
 static cl::opt<unsigned> LargeIntervalFreqThreshold(
     "large-interval-freq-threshold", cl::Hidden,
-    cl::desc("For a large interval, if it is coalesed with other live "
+    cl::desc("For a large interval, if it is coalesced with other live "
              "intervals many times more than the threshold, stop its "
              "coalescing to control the compile time. "),
     cl::init(256));

llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

@@ -141,7 +141,7 @@ static cl::opt<bool> EnableReduceLoadOpStoreWidth(
 static cl::opt<bool> ReduceLoadOpStoreWidthForceNarrowingProfitable(
     "combiner-reduce-load-op-store-width-force-narrowing-profitable",
     cl::Hidden, cl::init(false),
-    cl::desc("DAG combiner force override the narrowing profitable check when"
+    cl::desc("DAG combiner force override the narrowing profitable check when "
              "reducing the width of load/op/store sequences"));
 
 static cl::opt<bool> EnableShrinkLoadReplaceStoreWithStore(

llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp

@@ -125,9 +125,9 @@ static cl::opt<int> MaxReorderWindow(
   cl::desc("Number of instructions to allow ahead of the critical path "
            "in sched=list-ilp"));
 
-static cl::opt<unsigned> AvgIPC(
-  "sched-avg-ipc", cl::Hidden, cl::init(1),
-  cl::desc("Average inst/cycle whan no target itinerary exists."));
+static cl::opt<unsigned>
+    AvgIPC("sched-avg-ipc", cl::Hidden, cl::init(1),
+           cl::desc("Average inst/cycle when no target itinerary exists."));
 
 namespace {
 

llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp

@@ -43,9 +43,9 @@ STATISTIC(LoadsClustered, "Number of loads clustered together");
 // without a target itinerary. The choice of number here has more to do with
 // balancing scheduler heuristics than with the actual machine latency.
 static cl::opt<int> HighLatencyCycles(
-  "sched-high-latency-cycles", cl::Hidden, cl::init(10),
-  cl::desc("Roughly estimate the number of cycles that 'long latency'"
-           "instructions take for targets with no itinerary"));
+    "sched-high-latency-cycles", cl::Hidden, cl::init(10),
+    cl::desc("Roughly estimate the number of cycles that 'long latency' "
+             "instructions take for targets with no itinerary"));
 
 ScheduleDAGSDNodes::ScheduleDAGSDNodes(MachineFunction &mf)
     : ScheduleDAG(mf), InstrItins(mf.getSubtarget().getInstrItineraryData()) {}