diff options
Diffstat (limited to 'test/CodeGen/SystemZ/int-const-06.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/int-const-06.ll | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/test/CodeGen/SystemZ/int-const-06.ll b/test/CodeGen/SystemZ/int-const-06.ll index 12a555c..cf07c66 100644 --- a/test/CodeGen/SystemZ/int-const-06.ll +++ b/test/CodeGen/SystemZ/int-const-06.ll @@ -66,34 +66,34 @@ define void @f7(i64 *%a) { ret void } -; Check the next doubleword up, which needs separate address logic. -; Other sequences besides this one would be OK. +; Check the next doubleword up, which is out of range. We prefer STG +; in that case. define void @f8(i64 *%a) { ; CHECK-LABEL: f8: -; CHECK: aghi %r2, 4096 -; CHECK: mvghi 0(%r2), 42 +; CHECK: lghi [[TMP:%r[0-5]]], 42 +; CHECK: stg [[TMP]], 4096(%r2) ; CHECK: br %r14 %ptr = getelementptr i64 *%a, i64 512 store i64 42, i64 *%ptr ret void } -; Check negative displacements, which also need separate address logic. +; Check negative displacements, for which we again prefer STG. define void @f9(i64 *%a) { ; CHECK-LABEL: f9: -; CHECK: aghi %r2, -8 -; CHECK: mvghi 0(%r2), 42 +; CHECK: lghi [[TMP:%r[0-5]]], 42 +; CHECK: stg [[TMP]], -8(%r2) ; CHECK: br %r14 %ptr = getelementptr i64 *%a, i64 -1 store i64 42, i64 *%ptr ret void } -; Check that MVGHI does not allow an index +; Check that MVGHI does not allow an index. define void @f10(i64 %src, i64 %index) { ; CHECK-LABEL: f10: -; CHECK: agr %r2, %r3 -; CHECK: mvghi 0(%r2), 42 +; CHECK: lghi [[TMP:%r[0-5]]], 42 +; CHECK: stg [[TMP]], 0({{%r2,%r3|%r3,%r2}}) ; CHECK: br %r14 %add = add i64 %src, %index %ptr = inttoptr i64 %add to i64 * |