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authorHal Finkel <hfinkel@anl.gov>2012-12-30 19:03:32 +0000
committerHal Finkel <hfinkel@anl.gov>2012-12-30 19:03:32 +0000
commit6eb7a4270bc411342f459bc574f8fe4ef5eeff28 (patch)
tree15f8bf86ed178db1070cdcc581814fc668cd902a
parent98281a20503896349bd152e2dfe87435d3a6aada (diff)
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Support ppcf128 in SelectionDAG::getConstantFP
Fixes pr14751. Patch by Kai; Thanks! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171261 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAG.cpp3
-rw-r--r--test/CodeGen/PowerPC/sdag-ppcf128.ll15
2 files changed, 17 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index a38b3a5..ea80acd 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -1075,7 +1075,8 @@ SDValue SelectionDAG::getConstantFP(double Val, EVT VT, bool isTarget) {
return getConstantFP(APFloat((float)Val), VT, isTarget);
else if (EltVT==MVT::f64)
return getConstantFP(APFloat(Val), VT, isTarget);
- else if (EltVT==MVT::f80 || EltVT==MVT::f128 || EltVT==MVT::f16) {
+ else if (EltVT==MVT::f80 || EltVT==MVT::f128 || EltVT==MVT::ppcf128 ||
+ EltVT==MVT::f16) {
bool ignored;
APFloat apf = APFloat(Val);
apf.convert(*EVTToAPFloatSemantics(EltVT), APFloat::rmNearestTiesToEven,
diff --git a/test/CodeGen/PowerPC/sdag-ppcf128.ll b/test/CodeGen/PowerPC/sdag-ppcf128.ll
new file mode 100644
index 0000000..535ece6
--- /dev/null
+++ b/test/CodeGen/PowerPC/sdag-ppcf128.ll
@@ -0,0 +1,15 @@
+; RUN: llc -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s
+;
+; PR14751: Unsupported type in SelectionDAG::getConstantFP()
+
+define fastcc void @_D3std4math4sqrtFNaNbNfcZc() {
+entry:
+ br i1 undef, label %if, label %else
+; CHECK: cmplwi 0, 3, 0
+if: ; preds = %entry
+ store { ppc_fp128, ppc_fp128 } zeroinitializer, { ppc_fp128, ppc_fp128 }* undef
+ ret void
+
+else: ; preds = %entry
+ unreachable
+}