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1# REQUIRES: ppc
2
3# RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t.o
4# RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \
5# RUN:   -z separate-code %t.o -o %t
6# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
7# RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \
8# RUN:   -z separate-code %t.o -o %t
9# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
10# RUN: ld.lld --defsym callee=0xE010014 --defsym tail_callee=0xE010024 \
11# RUN:   -z separate-code %t.o -o %t
12# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=NEGOFFSET  %s
13# RUN: ld.lld --defsym callee=0x12010018 --defsym tail_callee=0x12010028 \
14# RUN:   -z separate-code %t.o -o %t
15# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=THUNK %s
16# RUN: llvm-readelf --sections %t | FileCheck --check-prefix=BRANCHLT %s
17# RUN: not ld.lld --defsym callee=0x1001002D --defsym tail_callee=0x1001002F \
18# RUN:   -z separate-code %t.o -o %t 2>&1 | FileCheck --check-prefix=MISSALIGNED %s
19
20# RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o
21# RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \
22# RUN:   -z separate-code %t.o -o %t
23# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
24# RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \
25# RUN:   -z separate-code %t.o -o %t
26# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
27# RUN: ld.lld --defsym callee=0xE010014 --defsym tail_callee=0xE010024 \
28# RUN:   -z separate-code %t.o -o %t
29# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=NEGOFFSET  %s
30# RUN: ld.lld --defsym callee=0x12010018 --defsym tail_callee=0x12010028 \
31# RUN:   -z separate-code %t.o -o %t
32# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=THUNK %s
33# RUN: llvm-readelf --sections %t | FileCheck --check-prefix=BRANCHLT %s
34# RUN: not ld.lld --defsym callee=0x1001002D --defsym tail_callee=0x1001002F \
35# RUN:   -z separate-code %t.o -o %t 2>&1 | FileCheck --check-prefix=MISSALIGNED %s
36
37# MISSALIGNED: ld.lld: error: {{.*}}.o:(.text+0x14): improper alignment for relocation R_PPC64_REL24: 0x19 is not aligned to 4 bytes
38# MISSALIGNED: ld.lld: error: {{.*}}.o:(.text+0x24): improper alignment for relocation R_PPC64_REL24: 0xB is not aligned to 4 bytes
39
40        .global test
41        .p2align        4
42        .type   test,@function
43test:
44.Lgep:
45        addis 2, 12, .TOC.-.Lgep@ha
46        addi  2, 2,  .TOC.-.Lgep@l
47.Llep:
48        .localentry test, .Llep-.Lgep
49        mflr 0
50        std 0, 16(1)
51        stdu 1, 32(1)
52        bl callee
53        addi 1, 1, 32
54        ld 0, 16(1)
55        mtlr 0
56        b tail_callee
57
58# Check that we are branching to the definitions, and not range-extending
59# thunks.
60# CHECK-LABEL: test
61# CHECK:  10010014:       bl 0x12010010
62# CHECK:  10010024:       b  0x12010020
63
64# NEGOFFSET-LABEL: test
65# NEGOFFSET:  10010014:       bl 0xe010014
66# NEGOFFSET:  10010024:       b  0xe010024
67
68# THUNK-LABEL: <test>:
69# THUNK: 10010014:       bl 0x10010030
70# THUNK: 10010024:       b 0x10010040
71
72# .branch_lt[0]
73# THUNK-LABEL: <__long_branch_callee>:
74# THUNK-NEXT: 10010030:       addis 12, 2, 1
75# THUNK-NEXT:                 ld 12, -32760(12)
76# THUNK-NEXT:                 mtctr 12
77# THUNK-NEXT:                 bctr
78
79# .branch_lt[1]
80# THUNK-LABEL: <__long_branch_tail_callee>:
81# THUNK-NEXT: 10010040:       addis 12, 2, 1
82# THUNK-NEXT:                 ld 12, -32752(12)
83# THUNK-NEXT:                 mtctr 12
84# THUNK-NEXT:                 bctr
85
86# The offset from the TOC to the .branch_lt section  is (-1 << 16) - 32768.
87#                Name             Type            Address          Off    Size
88# BRANCHLT:     .got              PROGBITS        0000000010020000 020000 000008
89# BRANCHLT:     .branch_lt        PROGBITS        0000000010030008 020008 000010
90# BRANCHLT-NOT: .plt
91