// Calling convention for SI compute kernels
def CC_SI_Kernel : CallingConv<[
CCIfType<[v4i32, v4f32], CCAssignToStack <16, 4>>,
- CCIfType<[i64], CCAssignToStack < 8, 4>>,
+ CCIfType<[i64, f64], CCAssignToStack < 8, 4>>,
CCIfType<[i32, f32], CCAssignToStack < 4, 4>>,
CCIfType<[i16], CCAssignToStack < 2, 4>>,
CCIfType<[i8], CCAssignToStack < 1, 4>>
--- /dev/null
+; RUN: llc < %s -march=r600 -mcpu=tahiti | FileCheck %s
+
+; SI-CHECK: @f64_kernel_arg
+; SI-CHECK: BUFFER_STORE_DWORDX2
+define void @f64_kernel_arg(double addrspace(1)* %out, double %in) {
+entry:
+ store double %in, double addrspace(1)* %out
+ ret void
+}