Forgot to add testcase for r198590

[oota-llvm.git] / test / CodeGen / SystemZ / xor-01.ll

diff --git a/test/CodeGen/SystemZ/xor-01.ll b/test/CodeGen/SystemZ/xor-01.ll
index 30bdbe7901f9c801da0866e9c1c28888e7418b88..185d6bb0a75412197a7aec92f3059e53e0673016 100644 (file)
--- a/test/CodeGen/SystemZ/xor-01.ll
+++ b/test/CodeGen/SystemZ/xor-01.ll
@@ -1,10 +1,13 @@
 ; Test 32-bit XORs in which the second operand is variable.
 ;
-; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s
+
+declare i32 @foo()
 
 ; Check XR.
 define i32 @f1(i32 %a, i32 %b) {
-; CHECK: f1:
+; CHECK-LABEL: f1:
 ; CHECK: xr %r2, %r3
 ; CHECK: br %r14
   %xor = xor i32 %a, %b
@@ -13,7 +16,7 @@ define i32 @f1(i32 %a, i32 %b) {
 
 ; Check the low end of the X range.
 define i32 @f2(i32 %a, i32 *%src) {
-; CHECK: f2:
+; CHECK-LABEL: f2:
 ; CHECK: x %r2, 0(%r3)
 ; CHECK: br %r14
   %b = load i32 *%src
@@ -23,7 +26,7 @@ define i32 @f2(i32 %a, i32 *%src) {
 
 ; Check the high end of the aligned X range.
 define i32 @f3(i32 %a, i32 *%src) {
-; CHECK: f3:
+; CHECK-LABEL: f3:
 ; CHECK: x %r2, 4092(%r3)
 ; CHECK: br %r14
   %ptr = getelementptr i32 *%src, i64 1023
@@ -34,7 +37,7 @@ define i32 @f3(i32 %a, i32 *%src) {
 
 ; Check the next word up, which should use XY instead of X.
 define i32 @f4(i32 %a, i32 *%src) {
-; CHECK: f4:
+; CHECK-LABEL: f4:
 ; CHECK: xy %r2, 4096(%r3)
 ; CHECK: br %r14
   %ptr = getelementptr i32 *%src, i64 1024
@@ -45,7 +48,7 @@ define i32 @f4(i32 %a, i32 *%src) {
 
 ; Check the high end of the aligned XY range.
 define i32 @f5(i32 %a, i32 *%src) {
-; CHECK: f5:
+; CHECK-LABEL: f5:
 ; CHECK: xy %r2, 524284(%r3)
 ; CHECK: br %r14
   %ptr = getelementptr i32 *%src, i64 131071
@@ -57,7 +60,7 @@ define i32 @f5(i32 %a, i32 *%src) {
 ; Check the next word up, which needs separate address logic.
 ; Other sequences besides this one would be OK.
 define i32 @f6(i32 %a, i32 *%src) {
-; CHECK: f6:
+; CHECK-LABEL: f6:
 ; CHECK: agfi %r3, 524288
 ; CHECK: x %r2, 0(%r3)
 ; CHECK: br %r14
@@ -69,7 +72,7 @@ define i32 @f6(i32 %a, i32 *%src) {
 
 ; Check the high end of the negative aligned XY range.
 define i32 @f7(i32 %a, i32 *%src) {
-; CHECK: f7:
+; CHECK-LABEL: f7:
 ; CHECK: xy %r2, -4(%r3)
 ; CHECK: br %r14
   %ptr = getelementptr i32 *%src, i64 -1
@@ -80,7 +83,7 @@ define i32 @f7(i32 %a, i32 *%src) {
 
 ; Check the low end of the XY range.
 define i32 @f8(i32 %a, i32 *%src) {
-; CHECK: f8:
+; CHECK-LABEL: f8:
 ; CHECK: xy %r2, -524288(%r3)
 ; CHECK: br %r14
   %ptr = getelementptr i32 *%src, i64 -131072
@@ -92,7 +95,7 @@ define i32 @f8(i32 %a, i32 *%src) {
 ; Check the next word down, which needs separate address logic.
 ; Other sequences besides this one would be OK.
 define i32 @f9(i32 %a, i32 *%src) {
-; CHECK: f9:
+; CHECK-LABEL: f9:
 ; CHECK: agfi %r3, -524292
 ; CHECK: x %r2, 0(%r3)
 ; CHECK: br %r14
@@ -104,7 +107,7 @@ define i32 @f9(i32 %a, i32 *%src) {
 
 ; Check that X allows an index.
 define i32 @f10(i32 %a, i64 %src, i64 %index) {
-; CHECK: f10:
+; CHECK-LABEL: f10:
 ; CHECK: x %r2, 4092({{%r4,%r3|%r3,%r4}})
 ; CHECK: br %r14
   %add1 = add i64 %src, %index
@@ -117,7 +120,7 @@ define i32 @f10(i32 %a, i64 %src, i64 %index) {
 
 ; Check that XY allows an index.
 define i32 @f11(i32 %a, i64 %src, i64 %index) {
-; CHECK: f11:
+; CHECK-LABEL: f11:
 ; CHECK: xy %r2, 4096({{%r4,%r3|%r3,%r4}})
 ; CHECK: br %r14
   %add1 = add i64 %src, %index
@@ -127,3 +130,46 @@ define i32 @f11(i32 %a, i64 %src, i64 %index) {
   %xor = xor i32 %a, %b
   ret i32 %xor
 }
+
+; Check that XORs of spilled values can use X rather than XR.
+define i32 @f12(i32 *%ptr0) {
+; CHECK-LABEL: f12:
+; CHECK: brasl %r14, foo@PLT
+; CHECK: x %r2, 16{{[04]}}(%r15)
+; CHECK: br %r14
+  %ptr1 = getelementptr i32 *%ptr0, i64 2
+  %ptr2 = getelementptr i32 *%ptr0, i64 4
+  %ptr3 = getelementptr i32 *%ptr0, i64 6
+  %ptr4 = getelementptr i32 *%ptr0, i64 8
+  %ptr5 = getelementptr i32 *%ptr0, i64 10
+  %ptr6 = getelementptr i32 *%ptr0, i64 12
+  %ptr7 = getelementptr i32 *%ptr0, i64 14
+  %ptr8 = getelementptr i32 *%ptr0, i64 16
+  %ptr9 = getelementptr i32 *%ptr0, i64 18
+
+  %val0 = load i32 *%ptr0
+  %val1 = load i32 *%ptr1
+  %val2 = load i32 *%ptr2
+  %val3 = load i32 *%ptr3
+  %val4 = load i32 *%ptr4
+  %val5 = load i32 *%ptr5
+  %val6 = load i32 *%ptr6
+  %val7 = load i32 *%ptr7
+  %val8 = load i32 *%ptr8
+  %val9 = load i32 *%ptr9
+
+  %ret = call i32 @foo()
+
+  %xor0 = xor i32 %ret, %val0
+  %xor1 = xor i32 %xor0, %val1
+  %xor2 = xor i32 %xor1, %val2
+  %xor3 = xor i32 %xor2, %val3
+  %xor4 = xor i32 %xor3, %val4
+  %xor5 = xor i32 %xor4, %val5
+  %xor6 = xor i32 %xor5, %val6
+  %xor7 = xor i32 %xor6, %val7
+  %xor8 = xor i32 %xor7, %val8
+  %xor9 = xor i32 %xor8, %val9
+
+  ret i32 %xor9
+}