From 1d6859256c388bcbe00f1eb04a10d54a655d1f2f Mon Sep 17 00:00:00 2001
From: Tom Stellard <thomas.stellard@amd.com>
Date: Fri, 2 May 2014 15:41:46 +0000
Subject: R600: Expand TruncStore i64 -> {i16,i8}

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207844 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/R600/store.ll | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'test')

diff --git a/test/CodeGen/R600/store.ll b/test/CodeGen/R600/store.ll
index b29ad7e3ab..c0c8ccc15a 100644
--- a/test/CodeGen/R600/store.ll
+++ b/test/CodeGen/R600/store.ll
@@ -177,6 +177,26 @@ entry:
   ret void
 }
 
+; FUNC-LABEL: @store_i64_i8
+; EG-CHECK: MEM_RAT MSKOR
+; SI-CHECK: BUFFER_STORE_BYTE
+define void @store_i64_i8(i8 addrspace(1)* %out, i64 %in) {
+entry:
+  %0 = trunc i64 %in to i8
+  store i8 %0, i8 addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: @store_i64_i16
+; EG-CHECK: MEM_RAT MSKOR
+; SI-CHECK: BUFFER_STORE_SHORT
+define void @store_i64_i16(i16 addrspace(1)* %out, i64 %in) {
+entry:
+  %0 = trunc i64 %in to i16
+  store i16 %0, i16 addrspace(1)* %out
+  ret void
+}
+
 ;===------------------------------------------------------------------------===;
 ; Local Address Space
 ;===------------------------------------------------------------------------===;
@@ -272,6 +292,26 @@ entry:
   ret void
 }
 
+; FUNC-LABEL: @store_local_i64_i8
+; EG-CHECK: LDS_BYTE_WRITE
+; SI-CHECK: DS_WRITE_B8
+define void @store_local_i64_i8(i8 addrspace(3)* %out, i64 %in) {
+entry:
+  %0 = trunc i64 %in to i8
+  store i8 %0, i8 addrspace(3)* %out
+  ret void
+}
+
+; FUNC-LABEL: @store_local_i64_i16
+; EG-CHECK: LDS_SHORT_WRITE
+; SI-CHECK: DS_WRITE_B16
+define void @store_local_i64_i16(i16 addrspace(3)* %out, i64 %in) {
+entry:
+  %0 = trunc i64 %in to i16
+  store i16 %0, i16 addrspace(3)* %out
+  ret void
+}
+
 ; The stores in this function are combined by the optimizer to create a
 ; 64-bit store with 32-bit alignment.  This is legal for SI and the legalizer
 ; should not try to split the 64-bit store back into 2 32-bit stores.
-- 
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