From: Brian Gaeke <gaeke@uiuc.edu>
Date: Fri, 10 Dec 2004 04:42:45 +0000 (+0000)
Subject: When FpMOVDs appeared in pairs, we were mistakenly skipping over the latter of
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8ee6a2fb16c5e559d09dd6ef0b2a8816528f8e0a;p=oota-llvm.git

When FpMOVDs appeared in pairs, we were mistakenly skipping over the latter of
each pair. I think this fixes that.

One of these days, I swear I'm going to get the hang of C++ iterators.
Really.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18734 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/Sparc/FPMover.cpp b/lib/Target/Sparc/FPMover.cpp
index 6450f47f257..49298c225b5 100644
--- a/lib/Target/Sparc/FPMover.cpp
+++ b/lib/Target/Sparc/FPMover.cpp
@@ -92,11 +92,13 @@ bool FPMover::runOnMachineBasicBlock (MachineBasicBlock &MBB) {
         DEBUG (std::cerr << "FPMover: new dest reg. is " << NewDestReg1
                          << "; inserted instr is: " << *MI2);
         ++NumFpMOVDs;
+        I = J;
+        --I;
       } else {
         MBB.erase (I);
         ++SkippedFpMOVDs;
+        I = J;
       }
-      I = J;
       Changed = true;
     }
   return Changed;
diff --git a/lib/Target/SparcV8/FPMover.cpp b/lib/Target/SparcV8/FPMover.cpp
index 6450f47f257..49298c225b5 100644
--- a/lib/Target/SparcV8/FPMover.cpp
+++ b/lib/Target/SparcV8/FPMover.cpp
@@ -92,11 +92,13 @@ bool FPMover::runOnMachineBasicBlock (MachineBasicBlock &MBB) {
         DEBUG (std::cerr << "FPMover: new dest reg. is " << NewDestReg1
                          << "; inserted instr is: " << *MI2);
         ++NumFpMOVDs;
+        I = J;
+        --I;
       } else {
         MBB.erase (I);
         ++SkippedFpMOVDs;
+        I = J;
       }
-      I = J;
       Changed = true;
     }
   return Changed;