summaryrefslogtreecommitdiff
path: root/lib
diff options
context:
space:
mode:
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/NVPTX/NVPTXISelLowering.cpp18
1 files changed, 4 insertions, 14 deletions
diff --git a/lib/Target/NVPTX/NVPTXISelLowering.cpp b/lib/Target/NVPTX/NVPTXISelLowering.cpp
index 9160015009..82c6a77a89 100644
--- a/lib/Target/NVPTX/NVPTXISelLowering.cpp
+++ b/lib/Target/NVPTX/NVPTXISelLowering.cpp
@@ -33,6 +33,7 @@
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
#include <sstream>
@@ -67,17 +68,6 @@ static bool IsPTXVectorType(MVT VT) {
}
}
-static uint64_t GCD( int a, int b)
-{
- if (a < b) std::swap(a,b);
- while (b > 0) {
- uint64_t c = b;
- b = a % b;
- a = c;
- }
- return a;
-}
-
/// ComputePTXValueVTs - For the given Type \p Ty, returns the set of primitive
/// EVTs that compose it. Unlike ComputeValueVTs, this will break apart vectors
/// into their primitive components.
@@ -718,7 +708,7 @@ SDValue NVPTXTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
InFlag = Chain.getValue(1);
for (unsigned j = 0, je = vtparts.size(); j != je; ++j) {
EVT elemtype = vtparts[j];
- unsigned ArgAlign = GCD(align, Offsets[j]);
+ unsigned ArgAlign = GreatestCommonDivisor64(align, Offsets[j]);
if (elemtype.isInteger() && (sz < 8))
sz = 8;
SDValue StVal = OutVals[OIdx];
@@ -943,7 +933,7 @@ SDValue NVPTXTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
for (unsigned j = 0, je = vtparts.size(); j != je; ++j) {
EVT elemtype = vtparts[j];
int curOffset = Offsets[j];
- unsigned PartAlign = GCD(ArgAlign, curOffset);
+ unsigned PartAlign = GreatestCommonDivisor64(ArgAlign, curOffset);
SDValue srcAddr =
DAG.getNode(ISD::ADD, dl, getPointerTy(), OutVals[OIdx],
DAG.getConstant(curOffset, getPointerTy()));
@@ -1204,7 +1194,7 @@ SDValue NVPTXTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
unsigned RetAlign = getArgumentAlignment(Callee, CS, retTy, 0);
for (unsigned i = 0, e = Ins.size(); i != e; ++i) {
unsigned sz = VTs[i].getSizeInBits();
- unsigned AlignI = GCD(RetAlign, Offsets[i]);
+ unsigned AlignI = GreatestCommonDivisor64(RetAlign, Offsets[i]);
bool needTruncate = sz < 8 ? true : false;
if (VTs[i].isInteger() && (sz < 8))
sz = 8;