1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Workertarget triple = "nvptx64-nvidia-cuda" 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdeclare void @foo() 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker; Load a value, then call a function. Branch, and use the loaded value only on 7*9880d681SAndroid Build Coastguard Worker; one side of the branch. The load shouldn't be sunk beneath the call, because 8*9880d681SAndroid Build Coastguard Worker; the call may modify memory. 9*9880d681SAndroid Build Coastguard Workerdefine i32 @f(i32 %x, i32* %ptr, i1 %cond) { 10*9880d681SAndroid Build Coastguard WorkerStart: 11*9880d681SAndroid Build Coastguard Worker ; CHECK: ld.u32 12*9880d681SAndroid Build Coastguard Worker %ptr_val = load i32, i32* %ptr 13*9880d681SAndroid Build Coastguard Worker ; CHECK: call.uni 14*9880d681SAndroid Build Coastguard Worker call void @foo() 15*9880d681SAndroid Build Coastguard Worker br i1 %cond, label %L1, label %L2 16*9880d681SAndroid Build Coastguard WorkerL1: 17*9880d681SAndroid Build Coastguard Worker %ptr_val2 = add i32 %ptr_val, 100 18*9880d681SAndroid Build Coastguard Worker br label %L2 19*9880d681SAndroid Build Coastguard WorkerL2: 20*9880d681SAndroid Build Coastguard Worker %v4 = phi i32 [ %x, %Start ], [ %ptr_val2, %L1 ] 21*9880d681SAndroid Build Coastguard Worker %v5 = add i32 %v4, 1000 22*9880d681SAndroid Build Coastguard Worker ret i32 %v5 23*9880d681SAndroid Build Coastguard Worker} 24