[llvm-commits] CVS: llvm/lib/CodeGen/LiveIntervalAnalysis.cpp RegAllocLinearScan.cpp
Jim Laskey
jlaskey at apple.com
Tue Nov 7 04:26:05 PST 2006
Changes in directory llvm/lib/CodeGen:
LiveIntervalAnalysis.cpp updated: 1.190 -> 1.191
RegAllocLinearScan.cpp updated: 1.129 -> 1.130
---
Log message:
Use correct value for float HUGH_VAL.
---
Diffs of the changes: (+6 -6)
LiveIntervalAnalysis.cpp | 8 ++++----
RegAllocLinearScan.cpp | 4 ++--
2 files changed, 6 insertions(+), 6 deletions(-)
Index: llvm/lib/CodeGen/LiveIntervalAnalysis.cpp
diff -u llvm/lib/CodeGen/LiveIntervalAnalysis.cpp:1.190 llvm/lib/CodeGen/LiveIntervalAnalysis.cpp:1.191
--- llvm/lib/CodeGen/LiveIntervalAnalysis.cpp:1.190 Tue Nov 7 01:18:40 2006
+++ llvm/lib/CodeGen/LiveIntervalAnalysis.cpp Tue Nov 7 06:25:45 2006
@@ -219,7 +219,7 @@
// range the use follows def immediately, it doesn't make sense to spill
// it and hope it will be easier to allocate for this li.
if (isZeroLengthInterval(&LI))
- LI.weight = float(HUGE_VAL);
+ LI.weight = HUGE_VALF;
if (EnableReweight) {
// Divide the weight of the interval by its size. This encourages
@@ -265,7 +265,7 @@
std::vector<LiveInterval*> added;
- assert(li.weight != HUGE_VAL &&
+ assert(li.weight != HUGE_VALF &&
"attempt to spill already spilled interval!");
DEBUG(std::cerr << "\t\t\t\tadding intervals for spills for interval: ";
@@ -340,7 +340,7 @@
// the spill weight is now infinity as it
// cannot be spilled again
- nI.weight = float(HUGE_VAL);
+ nI.weight = HUGE_VALF;
if (HasUse) {
LiveRange LR(getLoadIndex(index), getUseIndex(index),
@@ -1362,6 +1362,6 @@
LiveInterval LiveIntervals::createInterval(unsigned reg) {
float Weight = MRegisterInfo::isPhysicalRegister(reg) ?
- (float)HUGE_VAL : 0.0F;
+ HUGE_VALF : 0.0F;
return LiveInterval(reg, Weight);
}
Index: llvm/lib/CodeGen/RegAllocLinearScan.cpp
diff -u llvm/lib/CodeGen/RegAllocLinearScan.cpp:1.129 llvm/lib/CodeGen/RegAllocLinearScan.cpp:1.130
--- llvm/lib/CodeGen/RegAllocLinearScan.cpp:1.129 Tue Oct 24 09:35:25 2006
+++ llvm/lib/CodeGen/RegAllocLinearScan.cpp Tue Nov 7 06:25:45 2006
@@ -545,7 +545,7 @@
DEBUG(std::cerr << "\tassigning stack slot at interval "<< *cur << ":\n");
// Find a register to spill.
- float minWeight = float(HUGE_VAL);
+ float minWeight = HUGE_VALF;
unsigned minReg = 0;
for (TargetRegisterClass::iterator i = RC->allocation_order_begin(*mf_),
e = RC->allocation_order_end(*mf_); i != e; ++i) {
@@ -582,7 +582,7 @@
// if the current has the minimum weight, we need to spill it and
// add any added intervals back to unhandled, and restart
// linearscan.
- if (cur->weight != float(HUGE_VAL) && cur->weight <= minWeight) {
+ if (cur->weight != HUGE_VALF && cur->weight <= minWeight) {
DEBUG(std::cerr << "\t\t\tspilling(c): " << *cur << '\n';);
int slot = vrm_->assignVirt2StackSlot(cur->reg);
std::vector<LiveInterval*> added =
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