Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/AArch64/arm64-regress-f128csel-flags.ll

@@ -1,27 +0,0 @@
-; RUN: llc < %s -mtriple=arm64-eabi -verify-machineinstrs | FileCheck %s
-
-; We used to not mark NZCV as being used in the continuation basic-block
-; when lowering a 128-bit "select" to branches. This meant a subsequent use
-; of the same flags gave an internal fault here.
-
-declare void @foo(fp128)
-
-define double @test_f128csel_flags(i32 %lhs, fp128 %a, fp128 %b, double %l, double %r) nounwind {
-; CHECK: test_f128csel_flags
-
-    %tst = icmp ne i32 %lhs, 42
-    %val = select i1 %tst, fp128 %a, fp128 %b
-; CHECK: cmp w0, #42
-; CHECK: b.eq {{.?LBB0}}
-
-    call void @foo(fp128 %val)
-    %retval = select i1 %tst, double %l, double %r
-
-    ; It's also reasonably important that the actual fcsel comes before the
-    ; function call since bl may corrupt NZCV. We were doing the right thing anyway,
-    ; but just as well test it while we're here.
-; CHECK: fcsel {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, ne
-; CHECK: bl {{_?foo}}
-
-    ret double %retval
-}