1 ; RUN: llc %s -o - -fast-isel=true -O1 -verify-machineinstrs | FileCheck %s 2 3 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" 4 target triple = "arm64-apple-ios8.0.0" 5 6 ; The machine verifier was asserting on this test because the AND instruction was 7 ; sunk below the test which killed %tmp340. 8 ; The kill flags on the test had to be cleared because the AND was going to read 9 ; registers in a BB after the test instruction. 10 11 ; CHECK: %bb343 12 ; CHECK: and 13 14 define i32 @test(i32* %ptr) { 15 bb: 16 br label %.thread 17 18 .thread: ; preds = %.thread, %bb 19 %loc = phi i32 [ %next_iter, %.thread ], [ 0, %bb ] 20 %next_iter = lshr i32 %loc, 1 21 %tmp340 = sub i32 %loc, 1 22 %tmp341 = and i32 %tmp340, 1 23 %tmp342 = icmp eq i32 %tmp341, 0 24 br i1 %tmp342, label %bb343, label %.thread 25 26 bb343: ; preds = %.thread 27 store i32 %tmp341, i32* %ptr, align 4 28 ret i32 -1 29 } 30
