llvm-project/lld/test/ELF/ppc64-pcrel-call-to-toc.s

84 lines
2.5 KiB
ArmAsm

# REQUIRES: ppc
# RUN: echo 'SECTIONS { \
# RUN: .text_func 0x10010000 : { *(.text_func) } \
# RUN: .text_callee 0x10020000 : { *(.text_callee) } \
# RUN: .text_caller 0x10030000 : { *(.text_caller) } \
# RUN: }' > %t.script
# RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t.o
# RUN: ld.lld -T %t.script %t.o -o %t
# RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL
# RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t | FileCheck %s
# RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t.o
# RUN: ld.lld -T %t.script %t.o -o %t
# RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL
# RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t | FileCheck %s
# RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t.o
# RUN: ld.lld -T %t.script %t.o -o %t --no-power10-stubs
# RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=SYMBOL
# RUN: llvm-objdump -d --no-show-raw-insn --mcpu=pwr10 %t \
# RUN: | FileCheck %s --check-prefix=CHECK-NOP10
## When a function without TOC accesses a function using TOC, an r12 setup stub
## is inserted
# SYMBOL: 1: 0000000010010000 0 NOTYPE LOCAL DEFAULT 1 func
# SYMBOL-NEXT: 2: 0000000010020000 0 NOTYPE LOCAL DEFAULT [<other: 0x60>] 2 callee
# SYMBOL: 4: 0000000010030000 0 NOTYPE LOCAL DEFAULT [<other: 0x20>] 3 caller
# SYMBOL: 6: 0000000010030010 32 FUNC LOCAL DEFAULT 3 __gep_setup_callee
# CHECK-LABEL: <func>:
# CHECK-NEXT: blr
# CHECK-LABEL: <callee>:
# CHECK: bl 0x10010000
# CHECK-NEXT: addis 4, 2, -1
# CHECK-NEXT: lwz 4, 32728(4)
# CHECK-NEXT: blr
# CHECK-LABEL: <caller>:
# CHECK-NEXT: bl 0x10030010
# CHECK-NEXT: blr
# CHECK-LABEL: <__gep_setup_callee>:
# CHECK-NEXT: paddi 12, 0, -65552, 1
# CHECK-NEXT: mtctr 12
# CHECK-NEXT: bctr
# CHECK-NOP10-LABEL: <__gep_setup_callee>:
# CHECK-NOP10-NEXT: mflr 0
# CHECK-NOP10-NEXT: bcl 20, 31, 0x10030018
# CHECK-NOP10-NEXT: mflr 11
# CHECK-NOP10-NEXT: mtlr 12
# CHECK-NOP10-NEXT: addis 12, 11, -1
# CHECK-NOP10-NEXT: addi 12, 12, -24
# CHECK-NOP10-NEXT: mtctr 12
# CHECK-NOP10-NEXT: bctr
.section .text_func, "ax", %progbits
func:
blr
.section .text_callee, "ax", %progbits
callee:
.Lfunc_gep1:
addis 2, 12, .TOC.-.Lfunc_gep1@ha
addi 2, 2, .TOC.-.Lfunc_gep1@l
.Lfunc_lep1:
.localentry callee, .Lfunc_lep1-.Lfunc_gep1
bl func
addis 4, 2, global@toc@ha
lwz 4, global@toc@l(4)
blr
.section .text_caller, "ax", %progbits
caller:
.localentry caller, 1
bl callee@notoc
blr
global:
.long 0
.size global, 4