Merging r259740:

[oota-llvm.git] / test / CodeGen / Thumb2 / thumb2-cmp2.ll

diff --git a/test/CodeGen/Thumb2/thumb2-cmp2.ll b/test/CodeGen/Thumb2/thumb2-cmp2.ll
index c1d90b9487a8f65b66f2c068d890fc444459f596..4d840030f8255d5e3c779659c481d6c36508e142 100644 (file)
--- a/test/CodeGen/Thumb2/thumb2-cmp2.ll
+++ b/test/CodeGen/Thumb2/thumb2-cmp2.ll
@@ -1,11 +1,52 @@
-; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep {cmp\\W*r\[0-9\],\\W*r\[0-9\]} | Count 2
+; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
+
+; These tests would be improved by 'movs r0, #0' being rematerialized below the
+; test as 'mov.w r0, #0'.
 
 define i1 @f1(i32 %a, i32 %b) {
+; CHECK-LABEL: f1:
+; CHECK: cmp {{.*}}, r1
     %tmp = icmp ne i32 %a, %b
     ret i1 %tmp
 }
 
 define i1 @f2(i32 %a, i32 %b) {
+; CHECK-LABEL: f2:
+; CHECK: cmp {{.*}}, r1
     %tmp = icmp eq i32 %a, %b
     ret i1 %tmp
 }
+
+define i1 @f6(i32 %a, i32 %b) {
+; CHECK-LABEL: f6:
+; CHECK: cmp.w {{.*}}, r1, lsl #5
+    %tmp = shl i32 %b, 5
+    %tmp1 = icmp eq i32 %tmp, %a
+    ret i1 %tmp1
+}
+
+define i1 @f7(i32 %a, i32 %b) {
+; CHECK-LABEL: f7:
+; CHECK: cmp.w {{.*}}, r1, lsr #6
+    %tmp = lshr i32 %b, 6
+    %tmp1 = icmp ne i32 %tmp, %a
+    ret i1 %tmp1
+}
+
+define i1 @f8(i32 %a, i32 %b) {
+; CHECK-LABEL: f8:
+; CHECK: cmp.w {{.*}}, r1, asr #7
+    %tmp = ashr i32 %b, 7
+    %tmp1 = icmp eq i32 %a, %tmp
+    ret i1 %tmp1
+}
+
+define i1 @f9(i32 %a, i32 %b) {
+; CHECK-LABEL: f9:
+; CHECK: cmp.w {{.*}}, {{.*}}, ror #8
+    %l8 = shl i32 %a, 24
+    %r8 = lshr i32 %a, 8
+    %tmp = or i32 %l8, %r8
+    %tmp1 = icmp ne i32 %a, %tmp
+    ret i1 %tmp1
+}