| # REQUIRES: ppc |
| # RUN: echo 'SECTIONS { \ |
| # RUN: .text_caller1 0x10010000 : { *(.text_caller1) } \ |
| # RUN: .text_caller2 0x10020000 : { *(.text_caller2) } \ |
| # RUN: .text_caller3 0x10030000 : { *(.text_caller3) } \ |
| # RUN: }' > %t.script |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le --defsym AUX=1 %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t2.o |
| # RUN: ld.lld --shared %t2.o -o %t2.so |
| # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t |
| # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL |
| # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC |
| # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL |
| # RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t | FileCheck %s |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64 --defsym AUX=1 %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t2.o |
| # RUN: ld.lld --shared %t2.o -o %t2.so |
| # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t |
| # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL |
| # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC |
| # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL |
| # RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t | FileCheck %s |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le --defsym AUX=1 %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t2.o |
| # RUN: ld.lld --shared %t2.o -o %t2.so |
| # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t --no-power10-stubs |
| # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL-NOP10 |
| # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC-NOP10 |
| # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL-NOP10 |
| # RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t | FileCheck %s --check-prefix=CHECK-NOP10 |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64 --defsym AUX=1 %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t2.o |
| # RUN: ld.lld --shared %t2.o -o %t2.so |
| # RUN: ld.lld -T %t.script %t1.o %t2.so -o %t --no-power10-stubs |
| # RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL-NOP10 |
| # RUN: llvm-readelf -S -d %t | FileCheck %s --check-prefix=SEC-NOP10 |
| # RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=REL-NOP10 |
| # RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t | FileCheck %s --check-prefix=CHECK-NOP10 |
| |
| ## The test is created to check that when a function without TOC access an |
| ## external function, a r12 setup stub is inserted. |
| |
| # SYMBOL: Symbol table '.dynsym' contains 4 entries: |
| # SYMBOL: 1: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND callee_global_stother0 |
| # SYMBOL-NEXT: 2: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x20>] UND callee_global_stother1 |
| # SYMBOL-NEXT: 3: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x60>] UND callee_global_TOC |
| |
| # SYMBOL: Symbol table '.symtab' contains 12 entries: |
| # SYMBOL: 2: 0000000010010000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 6 caller1 |
| # SYMBOL-NEXT: 3: 0000000010020000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 7 caller2 |
| # SYMBOL-NEXT: 4: 0000000010030000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 8 caller3 |
| # SYMBOL: 6: 0000000010010010 32 FUNC LOCAL DEFAULT 6 __plt_pcrel_callee_global_stother0 |
| # SYMBOL-NEXT: 7: 0000000010020010 32 FUNC LOCAL DEFAULT 7 __plt_pcrel_callee_global_stother1 |
| # SYMBOL-NEXT: 8: 0000000010030010 32 FUNC LOCAL DEFAULT 8 __plt_pcrel_callee_global_TOC |
| # SYMBOL-NEXT: 9: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND callee_global_stother0 |
| # SYMBOL-NEXT: 10: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x20>] UND callee_global_stother1 |
| # SYMBOL-NEXT: 11: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x60>] UND callee_global_TOC |
| |
| # SYMBOL-NOP10: Symbol table '.symtab' contains 12 entries: |
| # SYMBOL-NOP10: 2: 0000000010010000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 6 caller1 |
| # SYMBOL-NOP10-NEXT: 3: 0000000010020000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 7 caller2 |
| # SYMBOL-NOP10-NEXT: 4: 0000000010030000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 8 caller3 |
| # SYMBOL-NOP10: 6: 0000000010010010 32 FUNC LOCAL DEFAULT 6 __plt_pcrel_callee_global_stother0 |
| # SYMBOL-NOP10-NEXT: 7: 0000000010020010 32 FUNC LOCAL DEFAULT 7 __plt_pcrel_callee_global_stother1 |
| # SYMBOL-NOP10-NEXT: 8: 0000000010030010 32 FUNC LOCAL DEFAULT 8 __plt_pcrel_callee_global_TOC |
| # SYMBOL-NOP10-NEXT: 9: 0000000000000000 0 NOTYPE GLOBAL DEFAULT UND callee_global_stother0 |
| # SYMBOL-NOP10-NEXT: 10: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x20>] UND callee_global_stother1 |
| # SYMBOL-NOP10-NEXT: 11: 0000000000000000 0 NOTYPE GLOBAL DEFAULT [<other: 0x60>] UND callee_global_TOC |
| |
| ## DT_PLTGOT points to .plt |
| # SEC: .plt NOBITS 0000000010030158 040158 000028 00 WA 0 0 8 |
| # SEC-OG: .plt NOBITS 0000000010030148 040148 000028 00 WA 0 0 8 |
| # SEC: 0x0000000000000003 (PLTGOT) 0x10030158 |
| # SEC-OG: 0x0000000000000003 (PLTGOT) 0x10030158 |
| |
| ## DT_PLTGOT points to .plt |
| # SEC-NOP10: .plt NOBITS 0000000010030158 040158 000028 00 WA 0 0 8 |
| # SEC-NOP10: 0x0000000000000003 (PLTGOT) 0x10030158 |
| |
| ## The first 2 entries in the .plt are reserved for the dynamic linkers |
| ## usage. The JMP_SLOT relocations are stored at .plt[2], .plt[3], .plt[4]. |
| ## Check that we emit 3 R_PPC64_JMP_SLOT in .rela.plt. |
| # REL: .rela.plt { |
| # REL-NEXT: 0x10030168 R_PPC64_JMP_SLOT callee_global_stother0 0x0 |
| # REL-NEXT-OG: 0x10030158 R_PPC64_JMP_SLOT callee_global_stother0 0x0 |
| # REL-NEXT: 0x10030170 R_PPC64_JMP_SLOT callee_global_stother1 0x0 |
| # REL-NEXT-OG: 0x10030160 R_PPC64_JMP_SLOT callee_global_stother1 0x0 |
| # REL-NEXT: 0x10030178 R_PPC64_JMP_SLOT callee_global_TOC 0x0 |
| # REL-NEXT-OG: 0x10030168 R_PPC64_JMP_SLOT callee_global_TOC 0x0 |
| # REL-NEXT: } |
| |
| # REL-NOP10: .rela.plt { |
| # REL-NOP10-NEXT: 0x10030168 R_PPC64_JMP_SLOT callee_global_stother0 0x0 |
| # REL-NOP10-NEXT: 0x10030170 R_PPC64_JMP_SLOT callee_global_stother1 0x0 |
| # REL-NOP10-NEXT: 0x10030178 R_PPC64_JMP_SLOT callee_global_TOC 0x0 |
| # REL-NOP10-NEXT: } |
| |
| # CHECK-LABEL: <caller1>: |
| # CHECK: 10010000: bl 0x10010010 |
| # CHECK-NEXT: 10010004: blr |
| |
| # CHECK-NOP10-LABEL: <caller1>: |
| # CHECK-NOP10: 10010000: bl 0x10010010 |
| # CHECK-NOP10-NEXT: 10010004: blr |
| |
| ## .plt[2] - 0x10010010 = 0x10030168 - 0x10010010 = 0x20158 = 131416 |
| # CHECK-LABEL: <__plt_pcrel_callee_global_stother0>: |
| # CHECK: 10010010: pld 12, 131416(0), 1 |
| # CHECK-NEXT: 10010018: mtctr 12 |
| # CHECK-NEXT: 1001001c: bctr |
| |
| ## No P10; branch to next inst to get addr |
| # CHECK-NOP10-LABEL: <__plt_pcrel_callee_global_stother0>: |
| # CHECK-NOP10: 10010010: mflr 0 |
| # CHECK-NOP10-NEXT: 10010014: bcl 20, 31, 0x10010018 |
| # CHECK-NOP10: 10010018: mflr 11 |
| # CHECK-NOP10: 1001001c: mtlr 12 |
| # CHECK-NOP10: 10010020: addis 12, 11, -4097 |
| # CHECK-NOP10: 10010024: addi 12, 12, -24 |
| # CHECK-NOP10-NEXT: 10010028: mtctr 12 |
| # CHECK-NOP10-NEXT: 1001002c: bctr |
| |
| # CHECK-LABEL: <caller2>: |
| # CHECK: 10020000: bl 0x10020010 |
| # CHECK-NEXT: 10020004: blr |
| |
| # CHECK-NOP10-LABEL: <caller2>: |
| # CHECK-NOP10: 10020000: bl 0x10020010 |
| # CHECK-NOP10-NEXT: 10020004: blr |
| |
| ## .plt[3] - 0x10020010 = 0x10030170 - 0x10020010 = 0x10160 = 65888 |
| # CHECK-LABEL: <__plt_pcrel_callee_global_stother1>: |
| # CHECK: 10020010: pld 12, 65888(0), 1 |
| # CHECK-NEXT: 10020018: mtctr 12 |
| # CHECK-NEXT: 1002001c: bctr |
| |
| ## no P10; branch to next inst to get addr |
| # CHECK-NOP10-LABEL: <__plt_pcrel_callee_global_stother1>: |
| # CHECK-NOP10: 10020010: mflr 0 |
| # CHECK-NOP10-NEXT: 10020014: bcl 20, 31, 0x10020018 |
| # CHECK-NOP10-NEXT: 10020018: mflr 11 |
| # CHECK-NOP10-NEXT: 1002001c: mtlr 12 |
| # CHECK-NOP10-NEXT: 10020020: addis 12, 11, -4098 |
| # CHECK-NOP10-NEXT: 10020024: addi 12, 12, -24 |
| # CHECK-NOP10-NEXT: 10020028: mtctr 12 |
| # CHECK-NOP10-NEXT: 1002002c: bctr |
| |
| # CHECK-LABEL: <caller3>: |
| # CHECK: 10030000: bl 0x10030010 |
| # CHECK-NEXT: 10030004: blr |
| |
| # CHECK-NOP10-LABEL: <caller3>: |
| # CHECK-NOP10: 10030000: bl 0x10030010 |
| # CHECK-NOP10-NEXT: 10030004: blr |
| |
| ## .plt[4] - 0x10030010 = 0x10030178 - 0x10030010 = 0x168 = 360 |
| # CHECK-LABEL: <__plt_pcrel_callee_global_TOC>: |
| # CHECK: 10030010: pld 12, 360(0), 1 |
| # CHECK-NEXT: 10030018: mtctr 12 |
| # CHECK-NEXT: 1003001c: bctr |
| |
| ## no P10; branch to next inst to get addr |
| # CHECK-NOP10-LABEL: <__plt_pcrel_callee_global_TOC>: |
| # CHECK-NOP10-NEXT: 10030010: mflr 0 |
| # CHECK-NOP10-NEXT: 10030014: bcl 20, 31, 0x10030018 |
| # CHECK-NOP10-NEXT: 10030018: mflr 11 |
| # CHECK-NOP10-NEXT: 1003001c: mtlr 12 |
| # CHECK-NOP10-NEXT: 10030020: addis 12, 11, -4099 |
| # CHECK-NOP10-NEXT: 10030024: addi 12, 12, -24 |
| # CHECK-NOP10-NEXT: 10030028: mtctr 12 |
| # CHECK-NOP10-NEXT: 1003002c: bctr |
| |
| .ifdef AUX |
| .section .text_caller1, "ax", %progbits |
| caller1: |
| .localentry caller1, 1 |
| bl callee_global_stother0@notoc |
| blr |
| .section .text_caller2, "ax", %progbits |
| caller2: |
| .localentry caller2, 1 |
| bl callee_global_stother1@notoc |
| blr |
| |
| .section .text_caller3, "ax", %progbits |
| caller3: |
| .localentry caller3, 1 |
| bl callee_global_TOC@notoc |
| blr |
| |
| .else |
| func_extern: |
| blr |
| .globl callee_global_stother0 |
| callee_global_stother0: |
| blr |
| .globl callee_global_stother1 |
| callee_global_stother1: |
| .localentry callee_global_stother1, 1 |
| ## nop is not needed after bl for R_PPC64_REL24_NOTOC |
| bl func_extern@notoc |
| blr |
| .globl callee_global_TOC |
| callee_global_TOC: |
| .Lfunc_gep1: |
| addis 2, 12, .TOC.-.Lfunc_gep1@ha |
| addi 2, 2, .TOC.-.Lfunc_gep1@l |
| .Lfunc_lep1: |
| .localentry callee_global_TOC, .Lfunc_lep1-.Lfunc_gep1 |
| addis 4, 2, global@toc@ha |
| lwz 3, global@toc@l(4) |
| blr |
| global: |
| .long 0 |
| .size global, 4 |
| .endif |
