R600: Fix i64 to i32 trunc on SI
llvm-svn: 190091
diff --git a/llvm/test/CodeGen/R600/trunc.ll b/llvm/test/CodeGen/R600/trunc.ll
new file mode 100644
index 0000000..d94d4fe
--- /dev/null
+++ b/llvm/test/CodeGen/R600/trunc.ll
@@ -0,0 +1,19 @@
+; RUN: llc -march=r600 -mcpu=SI < %s | FileCheck -check-prefix=SI %s
+; RUN: llc -march=r600 -mcpu=cypress < %s | FileCheck -check-prefix=EG %s
+
+
+define void @trunc_i64_to_i32_store(i32 addrspace(1)* %out, i64 %in) {
+; SI-LABEL: @trunc_i64_to_i32_store
+; SI: S_LOAD_DWORD SGPR0, SGPR0_SGPR1, 11
+; SI: V_MOV_B32_e32 VGPR0, SGPR0
+; SI: BUFFER_STORE_DWORD VGPR0
+
+; EG-LABEL: @trunc_i64_to_i32_store
+; EG: MEM_RAT_CACHELESS STORE_RAW T0.X, T1.X, 1
+; EG: LSHR
+; EG-NEXT: 2(
+
+ %result = trunc i64 %in to i32 store i32 %result, i32 addrspace(1)* %out, align 4
+ ret void
+}
+