Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/AArch64/fast-isel-branch-cond-split.ll

@@ -1,90 +0,0 @@
-; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s
-
-; CHECK-LABEL: test_or
-; CHECK:       cbnz w0, {{LBB[0-9]+_2}}
-; CHECK:       cbz w1, {{LBB[0-9]+_1}}
-define i64 @test_or(i32 %a, i32 %b) {
-bb1:
-  %0 = icmp eq i32 %a, 0
-  %1 = icmp eq i32 %b, 0
-  %or.cond = or i1 %0, %1
-  br i1 %or.cond, label %bb3, label %bb4, !prof !0
-
-bb3:
-  ret i64 0
-
-bb4:
-  %2 = call i64 @bar()
-  ret i64 %2
-}
-
-; CHECK-LABEL: test_and
-; CHECK:       cbnz w0, {{LBB[0-9]+_2}}
-; CHECK:       cbz w1, {{LBB[0-9]+_1}}
-define i64 @test_and(i32 %a, i32 %b) {
-bb1:
-  %0 = icmp ne i32 %a, 0
-  %1 = icmp ne i32 %b, 0
-  %or.cond = and i1 %0, %1
-  br i1 %or.cond, label %bb4, label %bb3, !prof !1
-
-bb3:
-  ret i64 0
-
-bb4:
-  %2 = call i64 @bar()
-  ret i64 %2
-}
-
-; If the branch is unpredictable, don't add another branch.
-
-; CHECK-LABEL: test_or_unpredictable
-; CHECK:       cmp   w0, #0
-; CHECK-NEXT:  cset  w8, eq
-; CHECK-NEXT:  cmp   w1, #0
-; CHECK-NEXT:  cset  w9, eq
-; CHECK-NEXT:  orr   w8, w8, w9
-; CHECK-NEXT:  tbnz w8, #0,
-define i64 @test_or_unpredictable(i32 %a, i32 %b) {
-bb1:
-  %0 = icmp eq i32 %a, 0
-  %1 = icmp eq i32 %b, 0
-  %or.cond = or i1 %0, %1
-  br i1 %or.cond, label %bb3, label %bb4, !unpredictable !2
-
-bb3:
-  ret i64 0
-
-bb4:
-  %2 = call i64 @bar()
-  ret i64 %2
-}
-
-; CHECK-LABEL: test_and_unpredictable
-; CHECK:       cmp   w0, #0
-; CHECK-NEXT:  cset  w8, ne
-; CHECK-NEXT:  cmp   w1, #0
-; CHECK-NEXT:  cset  w9, ne
-; CHECK-NEXT:  and   w8, w8, w9
-; CHECK-NEXT:  tbz w8, #0,
-define i64 @test_and_unpredictable(i32 %a, i32 %b) {
-bb1:
-  %0 = icmp ne i32 %a, 0
-  %1 = icmp ne i32 %b, 0
-  %or.cond = and i1 %0, %1
-  br i1 %or.cond, label %bb4, label %bb3, !unpredictable !2
-
-bb3:
-  ret i64 0
-
-bb4:
-  %2 = call i64 @bar()
-  ret i64 %2
-}
-
-declare i64 @bar()
-
-!0 = !{!"branch_weights", i32 5128, i32 32}
-!1 = !{!"branch_weights", i32 1024, i32 4136}
-!2 = !{}
-