Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/SystemZ/atomicrmw-add-05.ll

@@ -1,64 +0,0 @@
-; Test 32-bit atomic additions, z196 version.
-;
-; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s
-
-; Check addition of a variable.
-define i32 @f1(i32 %dummy, i32 *%src, i32 %b) {
-; CHECK-LABEL: f1:
-; CHECK: laa %r2, %r4, 0(%r3)
-; CHECK: br %r14
-  %res = atomicrmw add i32 *%src, i32 %b seq_cst
-  ret i32 %res
-}
-
-; Check addition of 1, which needs a temporary.
-define i32 @f2(i32 %dummy, i32 *%src) {
-; CHECK-LABEL: f2:
-; CHECK: lhi [[TMP:%r[0-5]]], 1
-; CHECK: laa %r2, [[TMP]], 0(%r3)
-; CHECK: br %r14
-  %res = atomicrmw add i32 *%src, i32 1 seq_cst
-  ret i32 %res
-}
-
-; Check the high end of the LAA range.
-define i32 @f3(i32 %dummy, i32 *%src, i32 %b) {
-; CHECK-LABEL: f3:
-; CHECK: laa %r2, %r4, 524284(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i32, i32 *%src, i32 131071
-  %res = atomicrmw add i32 *%ptr, i32 %b seq_cst
-  ret i32 %res
-}
-
-; Check the next word up, which needs separate address logic.
-define i32 @f4(i32 %dummy, i32 *%src, i32 %b) {
-; CHECK-LABEL: f4:
-; CHECK: agfi %r3, 524288
-; CHECK: laa %r2, %r4, 0(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i32, i32 *%src, i32 131072
-  %res = atomicrmw add i32 *%ptr, i32 %b seq_cst
-  ret i32 %res
-}
-
-; Check the low end of the LAA range.
-define i32 @f5(i32 %dummy, i32 *%src, i32 %b) {
-; CHECK-LABEL: f5:
-; CHECK: laa %r2, %r4, -524288(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i32, i32 *%src, i32 -131072
-  %res = atomicrmw add i32 *%ptr, i32 %b seq_cst
-  ret i32 %res
-}
-
-; Check the next word down, which needs separate address logic.
-define i32 @f6(i32 %dummy, i32 *%src, i32 %b) {
-; CHECK-LABEL: f6:
-; CHECK: agfi %r3, -524292
-; CHECK: laa %r2, %r4, 0(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i32, i32 *%src, i32 -131073
-  %res = atomicrmw add i32 *%ptr, i32 %b seq_cst
-  ret i32 %res
-}