X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FThumb2%2Fthumb2-ror.ll;h=71b00153c2985c39c596a8d08c7159d76318d69d;hb=31e094b55d95a2ff61d88960543a279733dcb951;hp=305ab994518dd8de076b42e64fe7a0ff42557b56;hpb=7f98cac93acfd4ed42fb4283443cfb27b6693ca1;p=oota-llvm.git

diff --git a/test/CodeGen/Thumb2/thumb2-ror.ll b/test/CodeGen/Thumb2/thumb2-ror.ll
index 305ab994518..71b00153c29 100644
--- a/test/CodeGen/Thumb2/thumb2-ror.ll
+++ b/test/CodeGen/Thumb2/thumb2-ror.ll
@@ -1,8 +1,26 @@
-; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep {ror\\W*r\[0-9\]*,\\W*r\[0-9\]*,\\W*#\[0-9\]*} | grep 22 | count 1
+; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
+; RUN: llc -mtriple=thumb-eabi %s -o - | FileCheck %s -check-prefix=THUMB1
 
+; CHECK-LABEL: f1:
+; CHECK: 	ror.w	r0, r0, #22
 define i32 @f1(i32 %a) {
     %l8 = shl i32 %a, 10
     %r8 = lshr i32 %a, 22
     %tmp = or i32 %l8, %r8
     ret i32 %tmp
 }
+
+; CHECK-LABEL: f2:
+; CHECK-NOT: and
+; CHECK: ror
+; THUMB1: f2
+; THUMB1: and
+define i32 @f2(i32 %v, i32 %nbits) {
+entry:
+  %and = and i32 %nbits, 31
+  %shr = lshr i32 %v, %and
+  %sub = sub i32 32, %and
+  %shl = shl i32 %v, %sub
+  %or = or i32 %shl, %shr
+  ret i32 %or
+}