[AMDGPU] gfx908 mfma support

Differential Revision: https://reviews.llvm.org/D64584

llvm-svn: 365824

1 files changed, 17 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/AMDGPU/illegal-sgpr-to-vgpr-copy.ll b/llvm/test/CodeGen/AMDGPU/illegal-sgpr-to-vgpr-copy.ll
index 0c5b8fbda22..abcf3342fcf 100644
--- a/llvm/test/CodeGen/AMDGPU/illegal-sgpr-to-vgpr-copy.ll
+++ b/llvm/test/CodeGen/AMDGPU/illegal-sgpr-to-vgpr-copy.ll
@@ -42,4 +42,21 @@ define amdgpu_kernel void @illegal_vgpr_to_sgpr_copy_v16i32() #0 {
   ret void
 }
 
+; ERR: error: <unknown>:0:0: in function illegal_agpr_to_sgpr_copy_i32 void (): illegal SGPR to VGPR copy
+; GCN: ; illegal copy a1 to s9
+define amdgpu_kernel void @illegal_agpr_to_sgpr_copy_i32() #1 {
+  %agpr = call i32 asm sideeffect "; def $0", "=${a1}"()
+  call void asm sideeffect "; use $0", "${s9}"(i32 %agpr)
+  ret void
+}
+
+; ERR: error: <unknown>:0:0: in function illegal_agpr_to_sgpr_copy_v2i32 void (): illegal SGPR to VGPR copy
+; GCN: ; illegal copy a[0:1] to s[10:11]
+define amdgpu_kernel void @illegal_agpr_to_sgpr_copy_v2i32() #1 {
+  %vgpr = call <2 x i32> asm sideeffect "; def $0", "=${a[0:1]}"()
+  call void asm sideeffect "; use $0", "${s[10:11]}"(<2 x i32> %vgpr)
+  ret void
+}
+
 attributes #0 = { nounwind }
+attributes #1 = { nounwind "target-cpu"="gfx908" }