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annotate test/CodeGen/Thumb2/tpsoft.ll @ 146:3fc4d5c3e21e

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set tail call flag for code segment in CGCAll
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 23 Dec 2018 19:23:36 +0900
parents afa8332a0e37
children c2174574ed3a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ; RUN: llc %s -mtriple=thumbv7-linux-gnueabi -o - | \
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2 ; RUN: FileCheck -check-prefix=ELFASM %s
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3 ; RUN: llc %s -mtriple=thumbebv7-linux-gnueabi -o - | \
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4 ; RUN: FileCheck -check-prefix=ELFASM %s
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5 ; RUN: llc %s -mtriple=thumbv7-linux-gnueabi -filetype=obj -o - | \
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6 ; RUN: llvm-readobj -s -sd | FileCheck -check-prefix=ELFOBJ -check-prefix=ELFOBJ-LE %s
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7 ; RUN: llc %s -mtriple=thumbebv7-linux-gnueabi -filetype=obj -o - | \
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8 ; RUN: llvm-readobj -s -sd | FileCheck -check-prefix=ELFOBJ -check-prefix=ELFOBJ-BE %s
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10 ;; Make sure that bl __aeabi_read_tp is materialized and fixed up correctly
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11 ;; in the obj case.
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12
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13 @i = external thread_local global i32
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14 @a = external global i8
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15 @b = external global [10 x i8]
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16
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17 define arm_aapcs_vfpcc i32 @main() nounwind {
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18 entry:
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19 %0 = load i32, i32* @i, align 4
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20 switch i32 %0, label %bb2 [
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21 i32 12, label %bb
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22 i32 13, label %bb1
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23 ]
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24
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25 bb: ; preds = %entry
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26 %1 = tail call arm_aapcs_vfpcc i32 @foo(i8* @a) nounwind
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27 ret i32 %1
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28 ; ELFASM: bl __aeabi_read_tp
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31 ; ELFOBJ: Sections [
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32 ; ELFOBJ: Section {
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33 ; ELFOBJ: Name: .text
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34 ; ELFOBJ-LE: SectionData (
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35 ;;; BL __aeabi_read_tp is ---+
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36 ;;; V
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37 ; ELFOBJ-LE-NEXT: 0000: 80B50E48 78440168 FFF7FEFF 40580D28
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38 ; ELFOBJ-BE: SectionData (
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39 ;;; BL __aeabi_read_tp is ---+
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40 ;;; V
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41 ; ELFOBJ-BE-NEXT: 0000: B580480E 44786801 F7FFFFFE 5840280D
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44 bb1: ; preds = %entry
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45 %2 = tail call arm_aapcs_vfpcc i32 @bar(i32* bitcast ([10 x i8]* @b to i32*)) nounwind
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46 ret i32 %2
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47
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48 bb2: ; preds = %entry
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49 ret i32 -1
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50 }
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52 declare arm_aapcs_vfpcc i32 @foo(i8*)
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54 declare arm_aapcs_vfpcc i32 @bar(i32*)