| # REQUIRES: ppc |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t.o |
| # RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s |
| # RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s |
| # RUN: ld.lld --defsym callee=0xE010014 --defsym tail_callee=0xE010024 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=NEGOFFSET %s |
| # RUN: ld.lld --defsym callee=0x12010018 --defsym tail_callee=0x12010028 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=THUNK %s |
| # RUN: llvm-readelf --sections %t | FileCheck --check-prefix=BRANCHLT %s |
| # RUN: not ld.lld --defsym callee=0x1001002D --defsym tail_callee=0x1001002F \ |
| # RUN: -z separate-code %t.o -o %t 2>&1 | FileCheck --check-prefix=MISSALIGNED %s |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o |
| # RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s |
| # RUN: ld.lld --defsym callee=0x12010010 --defsym tail_callee=0x12010020 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s |
| # RUN: ld.lld --defsym callee=0xE010014 --defsym tail_callee=0xE010024 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=NEGOFFSET %s |
| # RUN: ld.lld --defsym callee=0x12010018 --defsym tail_callee=0x12010028 \ |
| # RUN: -z separate-code %t.o -o %t |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=THUNK %s |
| # RUN: llvm-readelf --sections %t | FileCheck --check-prefix=BRANCHLT %s |
| # RUN: not ld.lld --defsym callee=0x1001002D --defsym tail_callee=0x1001002F \ |
| # RUN: -z separate-code %t.o -o %t 2>&1 | FileCheck --check-prefix=MISSALIGNED %s |
| |
| # MISSALIGNED: ld.lld: error: {{.*}}.o:(.text+0x14): improper alignment for relocation R_PPC64_REL24: 0x19 is not aligned to 4 bytes |
| # MISSALIGNED: ld.lld: error: {{.*}}.o:(.text+0x24): improper alignment for relocation R_PPC64_REL24: 0xB is not aligned to 4 bytes |
| |
| .global test |
| .p2align 4 |
| .type test,@function |
| test: |
| .Lgep: |
| addis 2, 12, .TOC.-.Lgep@ha |
| addi 2, 2, .TOC.-.Lgep@l |
| .Llep: |
| .localentry test, .Llep-.Lgep |
| mflr 0 |
| std 0, 16(1) |
| stdu 1, 32(1) |
| bl callee |
| addi 1, 1, 32 |
| ld 0, 16(1) |
| mtlr 0 |
| b tail_callee |
| |
| # Check that we are branching to the definitions, and not range-extending |
| # thunks. |
| # CHECK-LABEL: test |
| # CHECK: 10010014: bl 0x12010010 |
| # CHECK: 10010024: b 0x12010020 |
| |
| # NEGOFFSET-LABEL: test |
| # NEGOFFSET: 10010014: bl 0xe010014 |
| # NEGOFFSET: 10010024: b 0xe010024 |
| |
| # THUNK-LABEL: <test>: |
| # THUNK: 10010014: bl 0x10010030 |
| # THUNK: 10010024: b 0x10010050 |
| |
| # .branch_lt[0] |
| # THUNK-LABEL: <__long_branch_callee>: |
| # THUNK-NEXT: 10010030: addis 12, 2, 1 |
| # THUNK-NEXT: ld 12, -32760(12) |
| # THUNK-NEXT: mtctr 12 |
| # THUNK-NEXT: bctr |
| |
| # .branch_lt[1] |
| # THUNK-LABEL: <__long_branch_tail_callee>: |
| # THUNK-NEXT: 10010050: addis 12, 2, 1 |
| # THUNK-NEXT: ld 12, -32752(12) |
| # THUNK-NEXT: mtctr 12 |
| # THUNK-NEXT: bctr |
| |
| # The offset from the TOC to the .branch_lt section is (-1 << 16) - 32768. |
| # Name Type Address Off Size |
| # BRANCHLT: .got PROGBITS 0000000010020000 020000 000008 |
| # BRANCHLT: .branch_lt PROGBITS 0000000010030008 020008 000010 |
| # BRANCHLT-NOT: .plt |
