SPARC backend: Modified LowerCall and LowerFormalArguments so that they use CallingConv assignments.
llvm-svn: 123749
diff --git a/llvm/lib/Target/Sparc/SparcCallingConv.td b/llvm/lib/Target/Sparc/SparcCallingConv.td
index 33ecfdf..ed610a3 100644
--- a/llvm/lib/Target/Sparc/SparcCallingConv.td
+++ b/llvm/lib/Target/Sparc/SparcCallingConv.td
@@ -24,9 +24,11 @@
// Sparc 32-bit C Calling convention.
def CC_Sparc32 : CallingConv<[
- // All arguments get passed in integer registers if there is space.
- CCIfType<[i32, f32, f64], CCAssignToReg<[I0, I1, I2, I3, I4, I5]>>,
-
+ // i32 f32 arguments get passed in integer registers if there is space.
+ CCIfType<[i32, f32], CCAssignToReg<[I0, I1, I2, I3, I4, I5]>>,
+ // f64 arguments are split and passed through registers or through stack.
+ CCIfType<[f64], CCCustom<"CC_Sparc_Assign_f64">>,
+
// Alternatively, they are assigned to the stack in 4-byte aligned units.
CCAssignToStack<4, 4>
]>;