From a5595b02daae4641f7120b44ef05ba9c494bb461 Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Thu, 20 Aug 2009 01:33:25 +0000 Subject: Reword a few comments for AnalyzeBranch and InsertBranch, and fix a few typos. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79503 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Target/TargetInstrInfo.h | 27 +++++++++++++-------------- 1 file changed, 13 insertions(+), 14 deletions(-) (limited to 'include') diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h index 53d994d1a5..90ac76d075 100644 --- a/include/llvm/Target/TargetInstrInfo.h +++ b/include/llvm/Target/TargetInstrInfo.h @@ -211,15 +211,15 @@ public: /// 2. If this block ends with only an unconditional branch, it sets TBB to be /// the destination block. /// 3. If this block ends with an conditional branch and it falls through to - /// an successor block, it sets TBB to be the branch destination block and + /// a successor block, it sets TBB to be the branch destination block and /// a list of operands that evaluate the condition. These /// operands can be passed to other TargetInstrInfo methods to create new /// branches. - /// 4. If this block ends with an conditional branch and an unconditional - /// block, it returns the 'true' destination in TBB, the 'false' - /// destination in FBB, and a list of operands that evaluate the condition. - /// These operands can be passed to other TargetInstrInfo methods to create - /// new branches. + /// 4. If this block ends with a conditional branch followed by an + /// unconditional branch, it returns the 'true' destination in TBB, the + /// 'false' destination in FBB, and a list of operands that evaluate the + /// condition. These operands can be passed to other TargetInstrInfo + /// methods to create new branches. /// /// Note that RemoveBranch and InsertBranch must be implemented to support /// cases where this method returns success. @@ -233,7 +233,7 @@ public: bool AllowModify = false) const { return true; } - + /// RemoveBranch - Remove the branching code at the end of the specific MBB. /// This is only invoked in cases where AnalyzeBranch returns success. It /// returns the number of instructions that were removed. @@ -241,13 +241,12 @@ public: assert(0 && "Target didn't implement TargetInstrInfo::RemoveBranch!"); return 0; } - - /// InsertBranch - Insert a branch into the end of the specified - /// MachineBasicBlock. This operands to this method are the same as those - /// returned by AnalyzeBranch. This is invoked in cases where AnalyzeBranch - /// returns success and when an unconditional branch (TBB is non-null, FBB is - /// null, Cond is empty) needs to be inserted. It returns the number of - /// instructions inserted. + + /// InsertBranch - Insert branch code into the end of the specified + /// MachineBasicBlock. The operands to this method are the same as those + /// returned by AnalyzeBranch. This is only invoked in cases where + /// AnalyzeBranch returns success. It returns the number of instructions + /// inserted. /// /// It is also invoked by tail merging to add unconditional branches in /// cases where AnalyzeBranch doesn't apply because there was no original -- cgit v1.2.3