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annotate test/CodeGen/X86/tailcall-disable.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents 95c75e76d11b
children
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95c75e76d11b LLVM 3.4
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1 ; RUN: llc -disable-tail-calls < %s | FileCheck --check-prefix=CALL %s
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2 ; RUN: llc < %s | FileCheck --check-prefix=JMP %s
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3
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4 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"
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5 target triple = "x86_64-unknown-linux-gnu"
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6
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7 define i32 @helper() nounwind {
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8 entry:
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9 ret i32 7
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10 }
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11
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12 define i32 @test1() nounwind {
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13 entry:
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14 %call = tail call i32 @helper()
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15 ret i32 %call
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16 }
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17
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18 ; CALL-LABEL: test1:
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19 ; CALL-NOT: ret
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20 ; CALL: callq helper
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21 ; CALL: ret
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22
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23 ; JMP-LABEL: test1:
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24 ; JMP-NOT: ret
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25 ; JMP: jmp helper # TAILCALL
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26
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27 define i32 @test2() nounwind {
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28 entry:
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29 %call = tail call i32 @test2()
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30 ret i32 %call
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31 }
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32
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33 ; CALL-LABEL: test2:
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34 ; CALL-NOT: ret
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35 ; CALL: callq test2
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36 ; CALL: ret
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37
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38 ; JMP-LABEL: test2:
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39 ; JMP-NOT: ret
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40 ; JMP: jmp test2 # TAILCALL