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authorShih-wei Liao <sliao@google.com>2010-02-10 11:10:31 -0800
committerShih-wei Liao <sliao@google.com>2010-02-10 11:10:31 -0800
commite264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch)
tree59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/CodeGen/PowerPC/rotl.ll
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Check in LLVM r95781.
Diffstat (limited to 'test/CodeGen/PowerPC/rotl.ll')
-rw-r--r--test/CodeGen/PowerPC/rotl.ll37
1 files changed, 37 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/rotl.ll b/test/CodeGen/PowerPC/rotl.ll
new file mode 100644
index 0000000..56fc4a8
--- /dev/null
+++ b/test/CodeGen/PowerPC/rotl.ll
@@ -0,0 +1,37 @@
+; RUN: llc < %s -march=ppc32 | grep rlwnm | count 2
+; RUN: llc < %s -march=ppc32 | grep rlwinm | count 2
+
+define i32 @rotlw(i32 %x, i32 %sh) {
+entry:
+ %tmp.7 = sub i32 32, %sh ; <i32> [#uses=1]
+ %tmp.10 = lshr i32 %x, %tmp.7 ; <i32> [#uses=2]
+ %tmp.4 = shl i32 %x, %sh ; <i32> [#uses=1]
+ %tmp.12 = or i32 %tmp.10, %tmp.4 ; <i32> [#uses=1]
+ ret i32 %tmp.12
+}
+
+define i32 @rotrw(i32 %x, i32 %sh) {
+entry:
+ %tmp.3 = trunc i32 %sh to i8 ; <i8> [#uses=1]
+ %tmp.4 = lshr i32 %x, %sh ; <i32> [#uses=2]
+ %tmp.7 = sub i32 32, %sh ; <i32> [#uses=1]
+ %tmp.10 = shl i32 %x, %tmp.7 ; <i32> [#uses=1]
+ %tmp.12 = or i32 %tmp.4, %tmp.10 ; <i32> [#uses=1]
+ ret i32 %tmp.12
+}
+
+define i32 @rotlwi(i32 %x) {
+entry:
+ %tmp.7 = lshr i32 %x, 27 ; <i32> [#uses=2]
+ %tmp.3 = shl i32 %x, 5 ; <i32> [#uses=1]
+ %tmp.9 = or i32 %tmp.3, %tmp.7 ; <i32> [#uses=1]
+ ret i32 %tmp.9
+}
+
+define i32 @rotrwi(i32 %x) {
+entry:
+ %tmp.3 = lshr i32 %x, 5 ; <i32> [#uses=2]
+ %tmp.7 = shl i32 %x, 27 ; <i32> [#uses=1]
+ %tmp.9 = or i32 %tmp.3, %tmp.7 ; <i32> [#uses=1]
+ ret i32 %tmp.9
+}