[SDAG] Fix a bug in the DAG combiner where we would fail to return the

[oota-llvm.git] / test / CodeGen / SystemZ / int-const-03.ll

diff --git a/test/CodeGen/SystemZ/int-const-03.ll b/test/CodeGen/SystemZ/int-const-03.ll
index 807b7e463cedada72d82a0cefae8df932c889f30..af1cef2c138ada31b26d38e0d66508f0291dbe18 100644 (file)
--- a/test/CodeGen/SystemZ/int-const-03.ll
+++ b/test/CodeGen/SystemZ/int-const-03.ll
@@ -4,7 +4,7 @@
 
 ; Check the low end of the unsigned range.
 define void @f1(i8 *%ptr) {
-; CHECK: f1:
+; CHECK-LABEL: f1:
 ; CHECK: mvi 0(%r2), 0
 ; CHECK: br %r14
   store i8 0, i8 *%ptr
@@ -13,7 +13,7 @@ define void @f1(i8 *%ptr) {
 
 ; Check the high end of the signed range.
 define void @f2(i8 *%ptr) {
-; CHECK: f2:
+; CHECK-LABEL: f2:
 ; CHECK: mvi 0(%r2), 127
 ; CHECK: br %r14
   store i8 127, i8 *%ptr
@@ -22,7 +22,7 @@ define void @f2(i8 *%ptr) {
 
 ; Check the next value up.
 define void @f3(i8 *%ptr) {
-; CHECK: f3:
+; CHECK-LABEL: f3:
 ; CHECK: mvi 0(%r2), 128
 ; CHECK: br %r14
   store i8 -128, i8 *%ptr
@@ -31,7 +31,7 @@ define void @f3(i8 *%ptr) {
 
 ; Check the high end of the unsigned range.
 define void @f4(i8 *%ptr) {
-; CHECK: f4:
+; CHECK-LABEL: f4:
 ; CHECK: mvi 0(%r2), 255
 ; CHECK: br %r14
   store i8 255, i8 *%ptr
@@ -40,7 +40,7 @@ define void @f4(i8 *%ptr) {
 
 ; Check -1.
 define void @f5(i8 *%ptr) {
-; CHECK: f5:
+; CHECK-LABEL: f5:
 ; CHECK: mvi 0(%r2), 255
 ; CHECK: br %r14
   store i8 -1, i8 *%ptr
@@ -49,7 +49,7 @@ define void @f5(i8 *%ptr) {
 
 ; Check the low end of the signed range.
 define void @f6(i8 *%ptr) {
-; CHECK: f6:
+; CHECK-LABEL: f6:
 ; CHECK: mvi 0(%r2), 128
 ; CHECK: br %r14
   store i8 -128, i8 *%ptr
@@ -58,7 +58,7 @@ define void @f6(i8 *%ptr) {
 
 ; Check the next value down.
 define void @f7(i8 *%ptr) {
-; CHECK: f7:
+; CHECK-LABEL: f7:
 ; CHECK: mvi 0(%r2), 127
 ; CHECK: br %r14
   store i8 -129, i8 *%ptr
@@ -67,7 +67,7 @@ define void @f7(i8 *%ptr) {
 
 ; Check the high end of the MVI range.
 define void @f8(i8 *%src) {
-; CHECK: f8:
+; CHECK-LABEL: f8:
 ; CHECK: mvi 4095(%r2), 42
 ; CHECK: br %r14
   %ptr = getelementptr i8 *%src, i64 4095
@@ -77,7 +77,7 @@ define void @f8(i8 *%src) {
 
 ; Check the next byte up, which should use MVIY instead of MVI.
 define void @f9(i8 *%src) {
-; CHECK: f9:
+; CHECK-LABEL: f9:
 ; CHECK: mviy 4096(%r2), 42
 ; CHECK: br %r14
   %ptr = getelementptr i8 *%src, i64 4096
@@ -87,7 +87,7 @@ define void @f9(i8 *%src) {
 
 ; Check the high end of the MVIY range.
 define void @f10(i8 *%src) {
-; CHECK: f10:
+; CHECK-LABEL: f10:
 ; CHECK: mviy 524287(%r2), 42
 ; CHECK: br %r14
   %ptr = getelementptr i8 *%src, i64 524287
@@ -98,7 +98,7 @@ define void @f10(i8 *%src) {
 ; Check the next byte up, which needs separate address logic.
 ; Other sequences besides this one would be OK.
 define void @f11(i8 *%src) {
-; CHECK: f11:
+; CHECK-LABEL: f11:
 ; CHECK: agfi %r2, 524288
 ; CHECK: mvi 0(%r2), 42
 ; CHECK: br %r14
@@ -109,7 +109,7 @@ define void @f11(i8 *%src) {
 
 ; Check the high end of the negative MVIY range.
 define void @f12(i8 *%src) {
-; CHECK: f12:
+; CHECK-LABEL: f12:
 ; CHECK: mviy -1(%r2), 42
 ; CHECK: br %r14
   %ptr = getelementptr i8 *%src, i64 -1
@@ -119,7 +119,7 @@ define void @f12(i8 *%src) {
 
 ; Check the low end of the MVIY range.
 define void @f13(i8 *%src) {
-; CHECK: f13:
+; CHECK-LABEL: f13:
 ; CHECK: mviy -524288(%r2), 42
 ; CHECK: br %r14
   %ptr = getelementptr i8 *%src, i64 -524288
@@ -130,7 +130,7 @@ define void @f13(i8 *%src) {
 ; Check the next byte down, which needs separate address logic.
 ; Other sequences besides this one would be OK.
 define void @f14(i8 *%src) {
-; CHECK: f14:
+; CHECK-LABEL: f14:
 ; CHECK: agfi %r2, -524289
 ; CHECK: mvi 0(%r2), 42
 ; CHECK: br %r14
@@ -139,11 +139,11 @@ define void @f14(i8 *%src) {
   ret void
 }
 
-; Check that MVI does not allow an index
+; Check that MVI does not allow an index.  We prefer STC in that case.
 define void @f15(i64 %src, i64 %index) {
-; CHECK: f15:
-; CHECK: agr %r2, %r3
-; CHECK: mvi 4095(%r2), 42
+; CHECK-LABEL: f15:
+; CHECK: lhi [[TMP:%r[0-5]]], 42
+; CHECK: stc [[TMP]], 4095({{%r2,%r3|%r3,%r2}}
 ; CHECK: br %r14
   %add1 = add i64 %src, %index
   %add2 = add i64 %add1, 4095
@@ -152,11 +152,11 @@ define void @f15(i64 %src, i64 %index) {
   ret void
 }
 
-; Check that MVIY does not allow an index
+; Check that MVIY does not allow an index.  We prefer STCY in that case.
 define void @f16(i64 %src, i64 %index) {
-; CHECK: f16:
-; CHECK: agr %r2, %r3
-; CHECK: mviy 4096(%r2), 42
+; CHECK-LABEL: f16:
+; CHECK: lhi [[TMP:%r[0-5]]], 42
+; CHECK: stcy [[TMP]], 4096({{%r2,%r3|%r3,%r2}}
 ; CHECK: br %r14
   %add1 = add i64 %src, %index
   %add2 = add i64 %add1, 4096