Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/AArch64/misched-fusion.ll

@@ -1,48 +0,0 @@
-; RUN: llc -o - %s -mtriple=aarch64-unknown -aarch64-enable-cond-br-tune=false -mattr=+arith-bcc-fusion | FileCheck %s --check-prefix=FUSEBCC
-; RUN: llc -o - %s -mtriple=aarch64-unknown -aarch64-enable-cond-br-tune=false -mattr=+arith-cbz-fusion | FileCheck %s --check-prefix=FUSECBZ
-; RUN: llc -o - %s -mtriple=aarch64-unknown -aarch64-enable-cond-br-tune=false -mcpu=cyclone            | FileCheck %s --check-prefix=FUSEBCC --check-prefix=FUSECBZ
-
-target triple = "aarch64-unknown"
-
-declare void @foobar(i32 %v0, i32 %v1)
-
-; Make sure cmp is scheduled in front of bcc
-; FUSEBCC-LABEL: test_cmp_bcc:
-; FUSEBCC: cmp {{w[0-9]+}}, #13
-; FUSEBCC-NEXT: b.ne {{.?LBB[0-9_]+}}
-define void @test_cmp_bcc(i32 %a0, i32 %a1) {
-entry:
-  %cond = icmp eq i32 %a0, 13
-  %v1 = add i32 %a1, 7
-  br i1 %cond, label %if, label %exit
-
-if:
-  call void @foobar(i32 %v1, i32 %a0)
-  br label %exit
-
-exit:
-  call void @foobar(i32 %a0, i32 %v1)
-  ret void
-}
-
-; Make sure sub is scheduled in front of cbnz
-; FUSECBZ-LABEL: test_sub_cbz:
-; FUSECBZ: sub [[R:w[0-9]+]], {{w[0-9]+}}, #13
-; FUSECBZ-NEXT: cbnz [[R]], {{.?LBB[0-9_]+}}
-define void @test_sub_cbz(i32 %a0, i32 %a1) {
-entry:
-  ; except for the fusion opportunity the sub/add should be equal so the
-  ; scheduler would leave them in source order if it weren't for the scheduling
-  %v0 = sub i32 %a0, 13
-  %cond = icmp eq i32 %v0, 0
-  %v1 = add i32 %a1, 7
-  br i1 %cond, label %if, label %exit
-
-if:
-  call void @foobar(i32 %v1, i32 %v0)
-  br label %exit
-
-exit:
-  call void @foobar(i32 %v0, i32 %v1)
-  ret void
-}