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-rw-r--r--lib/Target/MSP430/MSP430CallingConv.td3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/MSP430/MSP430CallingConv.td b/lib/Target/MSP430/MSP430CallingConv.td
index ad27cc9122..b448cc4ed9 100644
--- a/lib/Target/MSP430/MSP430CallingConv.td
+++ b/lib/Target/MSP430/MSP430CallingConv.td
@@ -24,6 +24,9 @@ def RetCC_MSP430 : CallingConv<[
// MSP430 Argument Calling Conventions
//===----------------------------------------------------------------------===//
def CC_MSP430 : CallingConv<[
+ // Pass by value if the byval attribute is given
+ CCIfByVal<CCPassByVal<2, 2>>,
+
// Promote i8 arguments to i16.
CCIfType<[i8], CCPromoteToType<i16>>,