1*9880d681SAndroid Build Coastguard Worker; RUN: llc -disable-tail-calls < %s | FileCheck --check-prefix=CALL %s 2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s | FileCheck --check-prefix=JMP %s 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 5*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Workerdefine i32 @helper() nounwind { 8*9880d681SAndroid Build Coastguard Workerentry: 9*9880d681SAndroid Build Coastguard Worker ret i32 7 10*9880d681SAndroid Build Coastguard Worker} 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Workerdefine i32 @test1() nounwind { 13*9880d681SAndroid Build Coastguard Workerentry: 14*9880d681SAndroid Build Coastguard Worker %call = tail call i32 @helper() 15*9880d681SAndroid Build Coastguard Worker ret i32 %call 16*9880d681SAndroid Build Coastguard Worker} 17*9880d681SAndroid Build Coastguard Worker 18*9880d681SAndroid Build Coastguard Worker; CALL-LABEL: test1: 19*9880d681SAndroid Build Coastguard Worker; CALL-NOT: ret 20*9880d681SAndroid Build Coastguard Worker; CALL: callq helper 21*9880d681SAndroid Build Coastguard Worker; CALL: ret 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Worker; JMP-LABEL: test1: 24*9880d681SAndroid Build Coastguard Worker; JMP-NOT: ret 25*9880d681SAndroid Build Coastguard Worker; JMP: jmp helper # TAILCALL 26*9880d681SAndroid Build Coastguard Worker 27*9880d681SAndroid Build Coastguard Workerdefine i32 @test2() nounwind { 28*9880d681SAndroid Build Coastguard Workerentry: 29*9880d681SAndroid Build Coastguard Worker %call = tail call i32 @test2() 30*9880d681SAndroid Build Coastguard Worker ret i32 %call 31*9880d681SAndroid Build Coastguard Worker} 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Worker; CALL-LABEL: test2: 34*9880d681SAndroid Build Coastguard Worker; CALL-NOT: ret 35*9880d681SAndroid Build Coastguard Worker; CALL: callq test2 36*9880d681SAndroid Build Coastguard Worker; CALL: ret 37*9880d681SAndroid Build Coastguard Worker 38*9880d681SAndroid Build Coastguard Worker; JMP-LABEL: test2: 39*9880d681SAndroid Build Coastguard Worker; JMP-NOT: ret 40*9880d681SAndroid Build Coastguard Worker; JMP: jmp test2 # TAILCALL 41