1 ; RUN: llc -mtriple=arm64-apple-darwin -aarch64-atomic-cfg-tidy=0 -verify-machineinstrs < %s | FileCheck %s 2 ; RUN: llc -mtriple=arm64-apple-darwin -aarch64-atomic-cfg-tidy=0 -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s 3 4 ; Test if the BBs are reordred according to their branch weights. 5 define i64 @branch_weights_test(i64 %a, i64 %b) { 6 ; CHECK-LABEL: branch_weights_test 7 ; CHECK-LABEL: success 8 ; CHECK-LABEL: fail 9 %1 = icmp ult i64 %a, %b 10 br i1 %1, label %fail, label %success, !prof !0 11 12 fail: 13 ret i64 -1 14 15 success: 16 ret i64 0 17 } 18 19 !0 = !{!"branch_weights", i32 0, i32 2147483647} 20
