reference, declaration → definition definition → references, declarations, derived classes, virtual overrides reference to multiple definitions → definitions unreferenced |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | ; RUN: llc -disable-tail-calls < %s | FileCheck --check-prefix=CALL %s ; RUN: llc < %s | FileCheck --check-prefix=JMP %s target 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" target triple = "x86_64-unknown-linux-gnu" define i32 @helper() nounwind { entry: ret i32 7 } define i32 @test1() nounwind { entry: %call = tail call i32 @helper() ret i32 %call } ; CALL-LABEL: test1: ; CALL-NOT: ret ; CALL: callq helper ; CALL: ret ; JMP-LABEL: test1: ; JMP-NOT: ret ; JMP: jmp helper # TAILCALL define i32 @test2() nounwind { entry: %call = tail call i32 @test2() ret i32 %call } ; CALL-LABEL: test2: ; CALL-NOT: ret ; CALL: callq test2 ; CALL: ret ; JMP-LABEL: test2: ; JMP-NOT: ret ; JMP: jmp test2 # TAILCALL |