1 files changed, 61 insertions, 0 deletions
diff --git a/test/CodeGen/R600/half.ll b/test/CodeGen/R600/half.ll
new file mode 100644
index 0000000..6ad9b2f
--- /dev/null
+++ b/test/CodeGen/R600/half.ll
@@ -0,0 +1,61 @@
+; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s
+
+define void @test_load_store(half addrspace(1)* %in, half addrspace(1)* %out) {
+; CHECK-LABEL: {{^}}test_load_store:
+; CHECK: buffer_load_ushort [[TMP:v[0-9]+]]
+; CHECK: buffer_store_short [[TMP]]
+  %val = load half addrspace(1)* %in
+  store half %val, half addrspace(1) * %out
+  ret void
+}
+
+define void @test_bitcast_from_half(half addrspace(1)* %in, i16 addrspace(1)* %out) {
+; CHECK-LABEL: {{^}}test_bitcast_from_half:
+; CHECK: buffer_load_ushort [[TMP:v[0-9]+]]
+; CHECK: buffer_store_short [[TMP]]
+  %val = load half addrspace(1) * %in
+  %val_int = bitcast half %val to i16
+  store i16 %val_int, i16 addrspace(1)* %out
+  ret void
+}
+
+define void @test_bitcast_to_half(half addrspace(1)* %out, i16 addrspace(1)* %in) {
+; CHECK-LABEL: {{^}}test_bitcast_to_half:
+; CHECK: buffer_load_ushort [[TMP:v[0-9]+]]
+; CHECK: buffer_store_short [[TMP]]
+  %val = load i16 addrspace(1)* %in
+  %val_fp = bitcast i16 %val to half
+  store half %val_fp, half addrspace(1)* %out
+  ret void
+}
+
+define void @test_extend32(half addrspace(1)* %in, float addrspace(1)* %out) {
+; CHECK-LABEL: {{^}}test_extend32:
+; CHECK: v_cvt_f32_f16_e32
+
+  %val16 = load half addrspace(1)* %in
+  %val32 = fpext half %val16 to float
+  store float %val32, float addrspace(1)* %out
+  ret void
+}
+
+define void @test_extend64(half addrspace(1)* %in, double addrspace(1)* %out) {
+; CHECK-LABEL: {{^}}test_extend64:
+; CHECK: v_cvt_f32_f16_e32
+; CHECK: v_cvt_f64_f32_e32
+
+  %val16 = load half addrspace(1)* %in
+  %val64 = fpext half %val16 to double
+  store double %val64, double addrspace(1)* %out
+  ret void
+}
+
+define void @test_trunc32(float addrspace(1)* %in, half addrspace(1)* %out) {
+; CHECK-LABEL: {{^}}test_trunc32:
+; CHECK: v_cvt_f16_f32_e32
+
+  %val32 = load float addrspace(1)* %in
+  %val16 = fptrunc float %val32 to half
+  store half %val16, half addrspace(1)* %out
+  ret void
+}