Add testcases for reg-mem arithemtics added recently

llvm-svn: 78214

1 files changed, 133 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/SystemZ/02-MemArith.ll b/llvm/test/CodeGen/SystemZ/02-MemArith.ll
new file mode 100644
index 00000000000..390c6e34a0e
--- /dev/null
+++ b/llvm/test/CodeGen/SystemZ/02-MemArith.ll
@@ -0,0 +1,133 @@
+; RUN: llvm-as < %s | llc -march=systemz | FileCheck %s
+
+define i32 @foo1(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo1:
+; CHECK:  a %r2, 4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = add i32 %a, %c
+    ret i32 %d
+}
+
+define i32 @foo2(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo2:
+; CHECK:  ay %r2, -4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, -1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = add i32 %a, %c
+    ret i32 %d
+}
+
+define i64 @foo3(i64 %a, i64 *%b, i64 %idx) signext {
+; CHECK: foo3:
+; CHECK:  ag %r2, 8(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i64* %b, i64 %idx2          ; <i64*> [#uses=1]
+    %c = load i64* %ptr
+    %d = add i64 %a, %c
+    ret i64 %d
+}
+
+define i32 @foo4(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo4:
+; CHECK:  n %r2, 4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = and i32 %a, %c
+    ret i32 %d
+}
+
+define i32 @foo5(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo5:
+; CHECK:  ny %r2, -4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, -1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = and i32 %a, %c
+    ret i32 %d
+}
+
+define i64 @foo6(i64 %a, i64 *%b, i64 %idx) signext {
+; CHECK: foo6:
+; CHECK:  ng %r2, 8(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i64* %b, i64 %idx2          ; <i64*> [#uses=1]
+    %c = load i64* %ptr
+    %d = and i64 %a, %c
+    ret i64 %d
+}
+
+define i32 @foo7(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo7:
+; CHECK:  o %r2, 4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = or i32 %a, %c
+    ret i32 %d
+}
+
+define i32 @foo8(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo8:
+; CHECK:  oy %r2, -4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, -1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = or i32 %a, %c
+    ret i32 %d
+}
+
+define i64 @foo9(i64 %a, i64 *%b, i64 %idx) signext {
+; CHECK: foo9:
+; CHECK:  og %r2, 8(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i64* %b, i64 %idx2          ; <i64*> [#uses=1]
+    %c = load i64* %ptr
+    %d = or i64 %a, %c
+    ret i64 %d
+}
+
+define i32 @foo10(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo10:
+; CHECK:  x %r2, 4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = xor i32 %a, %c
+    ret i32 %d
+}
+
+define i32 @foo11(i32 %a, i32 *%b, i64 %idx) signext {
+; CHECK: foo11:
+; CHECK:  xy %r2, -4(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, -1         ; <i64> [#uses=1]
+    %ptr = getelementptr i32* %b, i64 %idx2          ; <i32*> [#uses=1]
+    %c = load i32* %ptr
+    %d = xor i32 %a, %c
+    ret i32 %d
+}
+
+define i64 @foo12(i64 %a, i64 *%b, i64 %idx) signext {
+; CHECK: foo12:
+; CHECK:  xg %r2, 8(%r1,%r3)
+entry:
+    %idx2 = add i64 %idx, 1         ; <i64> [#uses=1]
+    %ptr = getelementptr i64* %b, i64 %idx2          ; <i64*> [#uses=1]
+    %c = load i64* %ptr
+    %d = xor i64 %a, %c
+    ret i64 %d
+}