From 1005cf323d6a8da48cac528de3a4d406df1b51a7 Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Thu, 28 Oct 2010 20:34:47 +0000 Subject: Add a temporary command line option to verify machine code after each spill or split. llvm-svn: 117597 --- llvm/lib/CodeGen/InlineSpiller.cpp | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'llvm/lib/CodeGen/InlineSpiller.cpp') diff --git a/llvm/lib/CodeGen/InlineSpiller.cpp b/llvm/lib/CodeGen/InlineSpiller.cpp index e938135a4ec..73980f38b99 100644 --- a/llvm/lib/CodeGen/InlineSpiller.cpp +++ b/llvm/lib/CodeGen/InlineSpiller.cpp @@ -25,11 +25,15 @@ #include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/Target/TargetMachine.h" #include "llvm/Target/TargetInstrInfo.h" +#include "llvm/Support/CommandLine.h" #include "llvm/Support/Debug.h" #include "llvm/Support/raw_ostream.h" using namespace llvm; +static cl::opt +VerifySpills("verify-spills", cl::desc("Verify after each spill/split")); + namespace { class InlineSpiller : public Spiller { MachineFunctionPass &pass_; @@ -337,6 +341,8 @@ void InlineSpiller::spill(LiveInterval *li, SmallVectorImpl &spillIs) { LiveRangeEdit edit(*li, newIntervals, spillIs); spill(edit); + if (VerifySpills) + mf_.verify(&pass_); } void InlineSpiller::spill(LiveRangeEdit &edit) { -- cgit v1.2.3