1 files changed, 77 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/vector-alloca.ll b/test/CodeGen/AMDGPU/vector-alloca.ll
new file mode 100644
index 000000000000..6f3b4847fbdf
--- /dev/null
+++ b/test/CodeGen/AMDGPU/vector-alloca.ll
@@ -0,0 +1,77 @@
+; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck --check-prefix=EG -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=verde -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=verde -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s
+
+; FUNC-LABEL: {{^}}vector_read:
+; EG: MOV
+; EG: MOV
+; EG: MOV
+; EG: MOV
+; EG: MOVA_INT
+define void @vector_read(i32 addrspace(1)* %out, i32 %index) {
+entry:
+  %0 = alloca [4 x i32]
+  %x = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 0
+  %y = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
+  %z = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 2
+  %w = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 3
+  store i32 0, i32* %x
+  store i32 1, i32* %y
+  store i32 2, i32* %z
+  store i32 3, i32* %w
+  %1 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 %index
+  %2 = load i32, i32* %1
+  store i32 %2, i32 addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}vector_write:
+; EG: MOV
+; EG: MOV
+; EG: MOV
+; EG: MOV
+; EG: MOVA_INT
+; EG: MOVA_INT
+define void @vector_write(i32 addrspace(1)* %out, i32 %w_index, i32 %r_index) {
+entry:
+  %0 = alloca [4 x i32]
+  %x = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 0
+  %y = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
+  %z = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 2
+  %w = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 3
+  store i32 0, i32* %x
+  store i32 0, i32* %y
+  store i32 0, i32* %z
+  store i32 0, i32* %w
+  %1 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 %w_index
+  store i32 1, i32* %1
+  %2 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 %r_index
+  %3 = load i32, i32* %2
+  store i32 %3, i32 addrspace(1)* %out
+  ret void
+}
+
+; This test should be optimize to:
+; store i32 0, i32 addrspace(1)* %out
+; FUNC-LABEL: {{^}}bitcast_gep:
+; EG: STORE_RAW
+define void @bitcast_gep(i32 addrspace(1)* %out, i32 %w_index, i32 %r_index) {
+entry:
+  %0 = alloca [4 x i32]
+  %x = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 0
+  %y = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
+  %z = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 2
+  %w = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 3
+  store i32 0, i32* %x
+  store i32 0, i32* %y
+  store i32 0, i32* %z
+  store i32 0, i32* %w
+  %1 = getelementptr [4 x i32], [4 x i32]* %0, i32 0, i32 1
+  %2 = bitcast i32* %1 to [4 x i32]*
+  %3 = getelementptr [4 x i32], [4 x i32]* %2, i32 0, i32 0
+  %4 = load i32, i32* %3
+  store i32 %4, i32 addrspace(1)* %out
+  ret void
+}