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150
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1 # REQUIRES: ppc
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2 # RUN: echo 'SECTIONS { \
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3 # RUN: .text_low 0x2000: { *(.text_low) } \
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4 # RUN: .text_high 0x2002000 : { *(.text_high) } \
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5 # RUN: }' > %t.script
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6
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7 # RUN: llvm-mc -filetype=obj -triple=ppc64le %s -o %t.o
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8 # RUN: ld.lld -T %t.script %t.o -o %t
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9 # RUN: llvm-readelf -S -r %t | FileCheck --check-prefix=SEC %s
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10 # RUN: llvm-readelf -x .branch_lt %t | FileCheck --check-prefix=BRANCH-LE %s
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11 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
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173
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12 # RUN: llvm-nm --no-sort %t | FileCheck --check-prefix=NM %s
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150
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13
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14 # RUN: llvm-mc -filetype=obj -triple=ppc64 %s -o %t.o
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15 # RUN: ld.lld -T %t.script %t.o -o %t
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16 # RUN: llvm-readelf -S -r %t | FileCheck --check-prefix=SEC %s
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17 # RUN: llvm-readelf -x .branch_lt %t | FileCheck --check-prefix=BRANCH-BE %s
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18 # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
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173
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19 # RUN: llvm-nm --no-sort %t | FileCheck --check-prefix=NM %s
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150
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20
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21 # SEC: Name Type Address Off Size ES Flg Lk Inf Al
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22 # SEC: .got PROGBITS 0000000002002028 2002028 000008 00 WA 0 0 8
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23 # SEC: .branch_lt PROGBITS 0000000002002030 2002030 000018 00 WA 0 0 8
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24
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25 # SEC: There are no relocations in this file.
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26
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27 ## high@localentry (high+8), .text_high+16 and .text_low+8
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28 # BRANCH-LE: 0x02002030 08200002 00000000 10200002 00000000
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29 # BRANCH-LE-NEXT: 0x02002040 08200000 00000000
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30 # BRANCH-BE: 0x02002030 00000000 02002008 00000000 02002010
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31 # BRANCH-BE-NEXT: 0x02002040 00000000 00002008
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32
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173
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33 # CHECK: <_start>:
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34 # CHECK-NEXT: 2000: bl 0x2018
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35 # CHECK-NEXT: bl 0x2018
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36 # CHECK-NEXT: bl 0x2018
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37 # CHECK-NEXT: bl 0x2002008
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150
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38
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39 ## &.branch_lt[0] - .TOC. = .branch_lt - (.got+0x8000) = -32760
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173
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40 # CHECK: <__long_branch_high>:
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150
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41 # CHECK-NEXT: 2018: addis 12, 2, 0
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42 # CHECK-NEXT: ld 12, -32760(12)
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43 # CHECK-NEXT: mtctr 12
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44 # CHECK-NEXT: bctr
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45
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46 ## &.branch_lt[1] - .TOC. = .branch_lt - (.got+0x8000) = -32752
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173
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47 # CHECK: <__long_branch_>:
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150
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48 # CHECK-NEXT: 2028: addis 12, 2, 0
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49 # CHECK-NEXT: ld 12, -32752(12)
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50 # CHECK-NEXT: mtctr 12
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51 # CHECK-NEXT: bctr
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52
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53 .section .text_low, "ax", %progbits
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54 .globl _start
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55 _start:
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56 bl high # Need a thunk
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57 bl high # Need a thunk
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58 bl high # Need a thunk
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59 bl high
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60 bl .text_high+16 # Need a thunk
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61 blr
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62
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63 # CHECK: Disassembly of section .text_high:
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64 # CHECK-EMPTY:
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173
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65 # CHECK-NEXT: <high>:
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150
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66 # CHECK-NEXT: 2002000: addis 2, 12, 1
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67 # CHECK-NEXT: addi 2, 2, -32728
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173
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68 # CHECK-NEXT: bl 0x2008
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69 # CHECK-NEXT: bl 0x2002014
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70 # CHECK: <__long_branch_>:
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150
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71 # CHECK-NEXT: 2002014: addis 12, 2, 0
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72 # CHECK-NEXT: ld 12, -32744(12)
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73 # CHECK-NEXT: mtctr 12
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74 # CHECK-NEXT: bctr
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75
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76 .section .text_high, "ax", %progbits
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77 .globl high
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78 high:
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79 addis 2, 12, .TOC.-high@ha
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80 addi 2, 2, .TOC.-high@l
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81 .localentry high, 8
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82 bl .text_low+8
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83 bl .text_low+8 # Need a thunk
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84 blr
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173
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85
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86 # NM: d .TOC.
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87 # NM-NEXT: t __long_branch_high
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88 # NM-NEXT: t __long_branch_{{$}}
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89 # NM-NEXT: t __long_branch_{{$}}
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90 # NM-NEXT: T _start
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91 # NM-NEXT: T high
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