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-rw-r--r--lib/Target/PowerPC/PPCISelLowering.cpp11
-rw-r--r--test/CodeGen/PowerPC/byval-agg-info.ll17
2 files changed, 22 insertions, 6 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 8da5f0563c..25a7ca7f59 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -2333,7 +2333,7 @@ PPCTargetLowering::LowerFormalArguments_64SVR4(
EVT ObjType = (ObjSize == 1 ? MVT::i8 :
(ObjSize == 2 ? MVT::i16 : MVT::i32));
Store = DAG.getTruncStore(Val.getValue(1), dl, Val, FIN,
- MachinePointerInfo(FuncArg, CurArgOffset),
+ MachinePointerInfo(FuncArg),
ObjType, false, false, 0);
} else {
// For sizes that don't fit a truncating store (3, 5, 6, 7),
@@ -2345,7 +2345,7 @@ PPCTargetLowering::LowerFormalArguments_64SVR4(
int FI = MFI->CreateFixedObject(PtrByteSize, ArgOffset, true);
SDValue FIN = DAG.getFrameIndex(FI, PtrVT);
Store = DAG.getStore(Val.getValue(1), dl, Val, FIN,
- MachinePointerInfo(FuncArg, ArgOffset),
+ MachinePointerInfo(FuncArg),
false, false, 0);
}
@@ -2369,7 +2369,7 @@ PPCTargetLowering::LowerFormalArguments_64SVR4(
SDValue FIN = DAG.getFrameIndex(FI, PtrVT);
SDValue Val = DAG.getCopyFromReg(Chain, dl, VReg, PtrVT);
SDValue Store = DAG.getStore(Val.getValue(1), dl, Val, FIN,
- MachinePointerInfo(FuncArg, ArgOffset),
+ MachinePointerInfo(FuncArg, j),
false, false, 0);
MemOps.push_back(Store);
++GPR_idx;
@@ -2665,8 +2665,7 @@ PPCTargetLowering::LowerFormalArguments_Darwin(
SDValue Val = DAG.getCopyFromReg(Chain, dl, VReg, PtrVT);
EVT ObjType = ObjSize == 1 ? MVT::i8 : MVT::i16;
SDValue Store = DAG.getTruncStore(Val.getValue(1), dl, Val, FIN,
- MachinePointerInfo(FuncArg,
- CurArgOffset),
+ MachinePointerInfo(FuncArg),
ObjType, false, false, 0);
MemOps.push_back(Store);
++GPR_idx;
@@ -2690,7 +2689,7 @@ PPCTargetLowering::LowerFormalArguments_Darwin(
SDValue FIN = DAG.getFrameIndex(FI, PtrVT);
SDValue Val = DAG.getCopyFromReg(Chain, dl, VReg, PtrVT);
SDValue Store = DAG.getStore(Val.getValue(1), dl, Val, FIN,
- MachinePointerInfo(FuncArg, ArgOffset),
+ MachinePointerInfo(FuncArg, j),
false, false, 0);
MemOps.push_back(Store);
++GPR_idx;
diff --git a/test/CodeGen/PowerPC/byval-agg-info.ll b/test/CodeGen/PowerPC/byval-agg-info.ll
new file mode 100644
index 0000000000..89ad8e4dcf
--- /dev/null
+++ b/test/CodeGen/PowerPC/byval-agg-info.ll
@@ -0,0 +1,17 @@
+; RUN: llc < %s -print-after=prologepilog >%t 2>&1 && FileCheck <%t %s
+target datalayout = "E-m:e-i64:64-n32:64"
+target triple = "powerpc64-unknown-linux-gnu"
+
+%struct.anon = type { i32, i32 }
+
+declare void @foo(%struct.anon* %v)
+define void @test(i32 %a, i32 %b, %struct.anon* byval nocapture %v) {
+entry:
+ call void @foo(%struct.anon* %v)
+ ret void
+}
+
+; Make sure that the MMO on the store has no offset from the byval
+; variable itself (we used to have mem:ST8[%v+64]).
+; CHECK: STD %X5<kill>, 176, %X1; mem:ST8[%v](align=16)
+