Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/AArch64/neg-imm.ll

@@ -1,46 +0,0 @@
-; RUN: llc -mtriple=aarch64-linux-gnu -verify-machineinstrs -o - %s | FileCheck %s
-; LSR used to pick a sub-optimal solution due to the target responding
-; conservatively to isLegalAddImmediate for negative values.
-
-declare void @foo(i32)
-
-define void @test(i32 %px) {
-; CHECK_LABEL: test:
-; CHECK_LABEL: %entry
-; CHECK: subs
-; CHECK-NEXT: csel
-entry:
-  %sub = add nsw i32 %px, -1
-  %cmp = icmp slt i32 %px, 1
-  %.sub = select i1 %cmp, i32 0, i32 %sub
-  br label %for.body
-
-for.body:
-; CHECK_LABEL: %for.body
-; CHECK:  cmp
-; CHECK-NEXT:  b.eq
-; CHECK-LABEL:  %if.then3
-  %x.015 = phi i32 [ %inc, %for.inc ], [ %.sub, %entry ]
-  %cmp2 = icmp eq i32 %x.015, %px
-  br i1 %cmp2, label %for.inc, label %if.then3
-
-if.then3:
-  tail call void @foo(i32 %x.015)
-  br label %for.inc
-
-for.inc:
-; CHECK_LABEL: %for.inc
-; CHECK:  cmp
-; CHECK-NEXT:  add
-; CHECK-NEXT:  b.le
-; CHECK_LABEL: %for.cond.cleanup
-  %inc = add nsw i32 %x.015, 1
-  %cmp1 = icmp sgt i32 %x.015, %px
-  br i1 %cmp1, label %for.cond.cleanup.loopexit, label %for.body
-
-for.cond.cleanup.loopexit:
-  br label %for.cond.cleanup
-
-for.cond.cleanup:
-  ret void
-}