[llvm] r187581 - R600: Use 64-bit alignment for 64-bit kernel arguments

[Tom Stellard]

Author: tstellar
Date: Thu Aug  1 10:23:31 2013
New Revision: 187581

URL: http://llvm.org/viewvc/llvm-project?rev=187581&view=rev
Log:
R600: Use 64-bit alignment for 64-bit kernel arguments

Modified:
    llvm/trunk/lib/Target/R600/AMDGPUCallingConv.td
    llvm/trunk/test/CodeGen/R600/64bit-kernel-args.ll

Modified: llvm/trunk/lib/Target/R600/AMDGPUCallingConv.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/AMDGPUCallingConv.td?rev=187581&r1=187580&r2=187581&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/AMDGPUCallingConv.td (original)
+++ llvm/trunk/lib/Target/R600/AMDGPUCallingConv.td Thu Aug  1 10:23:31 2013
@@ -39,7 +39,7 @@ def CC_SI : CallingConv<[
 // Calling convention for compute kernels
 def CC_AMDGPU_Kernel : CallingConv<[
   CCIfType<[v4i32, v4f32], CCAssignToStack <16, 16>>,
-  CCIfType<[i64, f64],     CCAssignToStack < 8, 4>>,
+  CCIfType<[i64, f64],     CCAssignToStack < 8, 8>>,
   CCIfType<[i32, f32],     CCAssignToStack < 4, 4>>,
   CCIfType<[i16],          CCAssignToStack < 2, 4>>,
   CCIfType<[i8],           CCAssignToStack < 1, 4>>

Modified: llvm/trunk/test/CodeGen/R600/64bit-kernel-args.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/R600/64bit-kernel-args.ll?rev=187581&r1=187580&r2=187581&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/R600/64bit-kernel-args.ll (original)
+++ llvm/trunk/test/CodeGen/R600/64bit-kernel-args.ll Thu Aug  1 10:23:31 2013
@@ -1,6 +1,8 @@
 ; RUN: llc < %s -march=r600 -mcpu=tahiti | FileCheck %s
 
 ; SI-CHECK: @f64_kernel_arg
+; SI-CHECK-DAG: S_LOAD_DWORDX2 SGPR{{[0-9]}}_SGPR{{[0-9]}}, SGPR0_SGPR1, 9
+; SI-CHECK-DAG: S_LOAD_DWORDX2 SGPR{{[0-9]}}_SGPR{{[0-9]}}, SGPR0_SGPR1, 11
 ; SI-CHECK: BUFFER_STORE_DWORDX2
 define void @f64_kernel_arg(double addrspace(1)* %out, double  %in) {
 entry: