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authorTanya Lattner <tonic@nondot.org>2005-02-23 02:01:42 +0000
committerTanya Lattner <tonic@nondot.org>2005-02-23 02:01:42 +0000
commit01b4abd3487b313482ebbce42398ef0d129b2737 (patch)
tree597943b0b5bc34da780540f0758b8b76dc7e7694 /lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp
parent6c2997f5b90449b00387d0635ce9acf0874b8383 (diff)
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Fixed bug in findAllcircuits. Fixed branch addition to schedule. Added debug information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20280 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp')
-rw-r--r--lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp b/lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp
index beab69c4db..96662dd887 100644
--- a/lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp
+++ b/lib/Target/SparcV9/ModuloScheduling/MSSchedule.cpp
@@ -19,6 +19,7 @@
using namespace llvm;
+//Returns a boolean indicating if the start cycle needs to be increased/decreased
bool MSSchedule::insert(MSchedGraphNode *node, int cycle) {
//First, check if the cycle has a spot free to start
@@ -147,6 +148,7 @@ bool MSSchedule::resourcesFree(MSchedGraphNode *node, int cycle) {
std::map<int, int>::iterator resourceUse = resourcesForCycle->second.find(resourceNum);
//assert if not in the map.. since it should be!
//assert(resourceUse != resourcesForCycle.end() && "Resource should be in map!");
+ DEBUG(std::cerr << "Removing resource num " << resourceNum << " from cycle " << oldCycle << "\n");
--resourceUse->second;
}
}
@@ -163,7 +165,7 @@ bool MSSchedule::resourcesFree(MSchedGraphNode *node, int cycle) {
}
-bool MSSchedule::constructKernel(int II) {
+bool MSSchedule::constructKernel(int II, std::vector<MSchedGraphNode*> &branches) {
int stageNum = (schedule.rbegin()->first)/ II;
DEBUG(std::cerr << "Number of Stages: " << stageNum << "\n");
@@ -188,6 +190,11 @@ bool MSSchedule::constructKernel(int II) {
}
}
+ //Push on branches. Branch vector is in order of last branch to first.
+ for(std::vector<MSchedGraphNode*>::reverse_iterator B = branches.rbegin() , BE = branches.rend(); B != BE; ++B) {
+ kernel.push_back(std::make_pair(*B, 0));
+ }
+
if(stageNum > 0)
maxStage = stageNum;
else