teach cellspu how to return i8 and i16 from calls,

patch by Kalle Raiskila!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101875 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/CellSPU/SPUISelLowering.cpp b/lib/Target/CellSPU/SPUISelLowering.cpp
index 022b71a11f55f24511ddf5c977909e95a91e82f9..5e04454f6a5a93d582f871bc6dc267d335e16125 100644 (file)
--- a/lib/Target/CellSPU/SPUISelLowering.cpp
+++ b/lib/Target/CellSPU/SPUISelLowering.cpp
@@ -1330,22 +1330,12 @@ SPUTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
       InVals.push_back(Chain.getValue(0));
     }
     break;
+  case MVT::i8:
+  case MVT::i16:
   case MVT::i64:
-    Chain = DAG.getCopyFromReg(Chain, dl, SPU::R3, MVT::i64,
-                               InFlag).getValue(1);
-    InVals.push_back(Chain.getValue(0));
-    break;
   case MVT::i128:
-    Chain = DAG.getCopyFromReg(Chain, dl, SPU::R3, MVT::i128,
-                               InFlag).getValue(1);
-    InVals.push_back(Chain.getValue(0));
-    break;
   case MVT::f32:
   case MVT::f64:
-    Chain = DAG.getCopyFromReg(Chain, dl, SPU::R3, Ins[0].VT,
-                               InFlag).getValue(1);
-    InVals.push_back(Chain.getValue(0));
-    break;
   case MVT::v2f64:
   case MVT::v2i64:
   case MVT::v4f32:

diff --git a/test/CodeGen/CellSPU/crash.ll b/test/CodeGen/CellSPU/crash.ll
new file mode 100644 (file)
index 0000000..cc2ab71
--- /dev/null
+++ b/test/CodeGen/CellSPU/crash.ll
@@ -0,0 +1,8 @@
+; RUN: llc %s -march=cellspu -o -
+declare i8 @return_i8()
+declare i16 @return_i16()
+define void @testfunc() {
+ %rv1 = call i8 @return_i8()
+ %rv2 = call i16 @return_i16()
+ ret void
+}
\ No newline at end of file