Try again to revert the bad patch. The tree was reverted for some unknown reason

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

diff --git a/test/CodeGen/Thumb2/thumb2-cmn.ll b/test/CodeGen/Thumb2/thumb2-cmn.ll
index eeaaa7fbdf918a2fc0b489ddc822d3d228067621..67b07e63fc097b944102893c74dbfed58e8d3383 100644 (file)
--- a/test/CodeGen/Thumb2/thumb2-cmn.ll
+++ b/test/CodeGen/Thumb2/thumb2-cmn.ll
@@ -1,12 +1,15 @@
 ; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
 
+; These tests could be improved by 'movs r0, #0' being rematerialized below the
+; test as 'mov.w r0, #0'.
+
 define i1 @f1(i32 %a, i32 %b) {
     %nb = sub i32 0, %b
     %tmp = icmp ne i32 %a, %nb
     ret i1 %tmp
 }
 ; CHECK: f1:
-; CHECK:       cmn.w   r0, r1
+; CHECK:       cmn     {{.*}}, r1
 
 define i1 @f2(i32 %a, i32 %b) {
     %nb = sub i32 0, %b
@@ -14,7 +17,7 @@ define i1 @f2(i32 %a, i32 %b) {
     ret i1 %tmp
 }
 ; CHECK: f2:
-; CHECK:       cmn.w   r0, r1
+; CHECK:       cmn     {{.*}}, r1
 
 define i1 @f3(i32 %a, i32 %b) {
     %nb = sub i32 0, %b
@@ -22,7 +25,7 @@ define i1 @f3(i32 %a, i32 %b) {
     ret i1 %tmp
 }
 ; CHECK: f3:
-; CHECK:       cmn.w   r0, r1
+; CHECK:       cmn     {{.*}}, r1
 
 define i1 @f4(i32 %a, i32 %b) {
     %nb = sub i32 0, %b
@@ -30,7 +33,7 @@ define i1 @f4(i32 %a, i32 %b) {
     ret i1 %tmp
 }
 ; CHECK: f4:
-; CHECK:       cmn.w   r0, r1
+; CHECK:       cmn     {{.*}}, r1
 
 define i1 @f5(i32 %a, i32 %b) {
     %tmp = shl i32 %b, 5
@@ -39,7 +42,7 @@ define i1 @f5(i32 %a, i32 %b) {
     ret i1 %tmp1
 }
 ; CHECK: f5:
-; CHECK:       cmn.w   r0, r1, lsl #5
+; CHECK:       cmn.w   {{.*}}, r1, lsl #5
 
 define i1 @f6(i32 %a, i32 %b) {
     %tmp = lshr i32 %b, 6
@@ -48,7 +51,7 @@ define i1 @f6(i32 %a, i32 %b) {
     ret i1 %tmp1
 }
 ; CHECK: f6:
-; CHECK:       cmn.w   r0, r1, lsr #6
+; CHECK:       cmn.w   {{.*}}, r1, lsr #6
 
 define i1 @f7(i32 %a, i32 %b) {
     %tmp = ashr i32 %b, 7
@@ -57,7 +60,7 @@ define i1 @f7(i32 %a, i32 %b) {
     ret i1 %tmp1
 }
 ; CHECK: f7:
-; CHECK:       cmn.w   r0, r1, asr #7
+; CHECK:       cmn.w   {{.*}}, r1, asr #7
 
 define i1 @f8(i32 %a, i32 %b) {
     %l8 = shl i32 %a, 24
@@ -68,5 +71,15 @@ define i1 @f8(i32 %a, i32 %b) {
     ret i1 %tmp1
 }
 ; CHECK: f8:
-; CHECK:       cmn.w   r0, r0, ror #8
+; CHECK:       cmn.w   {{.*}}, {{.*}}, ror #8
 
+
+define void @f9(i32 %a, i32 %b) nounwind optsize {
+  tail call void asm sideeffect "cmn.w     r0, r1", ""() nounwind, !srcloc !0
+  ret void
+}
+
+!0 = metadata !{i32 81}
+
+; CHECK: f9:
+; CHECK:       cmn.w   r0, r1