From 6b568964ba92ea5b05860623e80da2a4db2bfac0 Mon Sep 17 00:00:00 2001 From: Benjamin Kramer Date: Tue, 23 Jun 2015 14:47:29 +0000 Subject: [MachineBasicBlock] Add getFirstNonDebugInstr to complement getLastNonDebugInstr Use it in CodeGen where applicable. No functionality change intended. llvm-svn: 240414 --- llvm/lib/CodeGen/MachineBasicBlock.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'llvm/lib/CodeGen/MachineBasicBlock.cpp') diff --git a/llvm/lib/CodeGen/MachineBasicBlock.cpp b/llvm/lib/CodeGen/MachineBasicBlock.cpp index cfdf5a6..dc81a3f 100644 --- a/llvm/lib/CodeGen/MachineBasicBlock.cpp +++ b/llvm/lib/CodeGen/MachineBasicBlock.cpp @@ -180,6 +180,14 @@ MachineBasicBlock::instr_iterator MachineBasicBlock::getFirstInstrTerminator() { return I; } +MachineBasicBlock::iterator MachineBasicBlock::getFirstNonDebugInstr() { + // Skip over begin-of-block dbg_value instructions. + iterator I = begin(), E = end(); + while (I != E && I->isDebugValue()) + ++I; + return I; +} + MachineBasicBlock::iterator MachineBasicBlock::getLastNonDebugInstr() { // Skip over end-of-block dbg_value instructions. instr_iterator B = instr_begin(), I = instr_end(); -- cgit v1.1