1 files changed, 64 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/literals.ll b/test/CodeGen/AMDGPU/literals.ll
new file mode 100644
index 00000000000..cff1c24f89d
--- /dev/null
+++ b/test/CodeGen/AMDGPU/literals.ll
@@ -0,0 +1,64 @@
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; Test using an integer literal constant.
+; Generated ASM should be:
+; ADD_INT KC0[2].Z literal.x, 5
+; or
+; ADD_INT literal.x KC0[2].Z, 5
+
+; CHECK: {{^}}i32_literal:
+; CHECK: ADD_INT {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.x
+; CHECK-NEXT: LSHR
+; CHECK-NEXT: 5
+define void @i32_literal(i32 addrspace(1)* %out, i32 %in) {
+entry:
+  %0 = add i32 5, %in
+  store i32 %0, i32 addrspace(1)* %out
+  ret void
+}
+
+; Test using a float literal constant.
+; Generated ASM should be:
+; ADD KC0[2].Z literal.x, 5.0
+; or
+; ADD literal.x KC0[2].Z, 5.0
+
+; CHECK: {{^}}float_literal:
+; CHECK: ADD {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.x
+; CHECK-NEXT: LSHR
+; CHECK-NEXT: 1084227584(5.0
+define void @float_literal(float addrspace(1)* %out, float %in) {
+entry:
+  %0 = fadd float 5.0, %in
+  store float %0, float addrspace(1)* %out
+  ret void
+}
+
+; Make sure inline literals are folded into REG_SEQUENCE instructions.
+; CHECK: {{^}}inline_literal_reg_sequence:
+; CHECK: MOV {{\** *}}T[[GPR:[0-9]]].X, 0.0
+; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Y, 0.0
+; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Z, 0.0
+; CHECK-NEXT: MOV {{\** *}}T[[GPR]].W, 0.0
+
+define void @inline_literal_reg_sequence(<4 x i32> addrspace(1)* %out) {
+entry:
+  store <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> addrspace(1)* %out
+  ret void
+}
+
+; CHECK: {{^}}inline_literal_dot4:
+; CHECK: DOT4 T[[GPR:[0-9]]].X, 1.0
+; CHECK-NEXT: DOT4 T[[GPR]].Y (MASKED), 1.0
+; CHECK-NEXT: DOT4 T[[GPR]].Z (MASKED), 1.0
+; CHECK-NEXT: DOT4 * T[[GPR]].W (MASKED), 1.0
+define void @inline_literal_dot4(float addrspace(1)* %out) {
+entry:
+  %0 = call float @llvm.AMDGPU.dp4(<4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>, <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>)
+  store float %0, float addrspace(1)* %out
+  ret void
+}
+
+declare float @llvm.AMDGPU.dp4(<4 x float>, <4 x float>) #1
+
+attributes #1 = { readnone }