llvm-project/lld/test/ELF/mips-npic-call-pic.s

137 lines
5.9 KiB
ArmAsm

# REQUIRES: mips
# Check LA25 stubs creation. This stub code is necessary when
# non-PIC code calls PIC function.
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN: %p/Inputs/mips-fpic.s -o %t-fpic.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN: %p/Inputs/mips-fnpic.s -o %t-fnpic.o
# RUN: ld.lld -r %t-fpic.o %t-fnpic.o -o %t-sto-pic.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN: %p/Inputs/mips-pic.s -o %t-pic.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t-npic.o
# RUN: ld.lld %t-npic.o %t-pic.o %t-sto-pic.o -o %t.exe
# RUN: llvm-objdump -d %t.exe | FileCheck %s
# CHECK: Disassembly of section .text:
# CHECK-NEXT: __start:
# CHECK-NEXT: 20000: 0c 00 80 0e jal 131128 <foo1b+0x4>
# ^-- .pic.foo1a
# CHECK-NEXT: 20004: 00 00 00 00 nop
# CHECK-NEXT: 20008: 0c 00 80 19 jal 131172 <foo2+0x4>
# ^-- .pic.foo2
# CHECK-NEXT: 2000c: 00 00 00 00 nop
# CHECK-NEXT: 20010: 0c 00 80 12 jal 131144 <foo1b+0x14>
# ^-- .pic.foo1b
# CHECK-NEXT: 20014: 00 00 00 00 nop
# CHECK-NEXT: 20018: 0c 00 80 19 jal 131172 <foo2+0x4>
# ^-- .pic.foo2
# CHECK-NEXT: 2001c: 00 00 00 00 nop
# CHECK-NEXT: 20020: 0c 00 80 25 jal 131220 <fnpic+0x4>
# ^-- .pic.fpic
# CHECK-NEXT: 20024: 00 00 00 00 nop
# CHECK-NEXT: 20028: 0c 00 80 24 jal 131216 <fnpic>
# CHECK-NEXT: 2002c: 00 00 00 00 nop
#
# CHECK: foo1a:
# CHECK-NEXT: 20030: 00 00 00 00 nop
#
# CHECK: foo1b:
# CHECK-NEXT: 20034: 00 00 00 00 nop
#
# CHECK-NEXT: 20038: 3c 19 00 02 lui $25, 2
# CHECK-NEXT: 2003c: 08 00 80 0c j 131120 <foo1a>
# CHECK-NEXT: 20040: 27 39 00 30 addiu $25, $25, 48
# CHECK-NEXT: 20044: 00 00 00 00 nop
# CHECK-NEXT: 20048: 3c 19 00 02 lui $25, 2
# CHECK-NEXT: 2004c: 08 00 80 0d j 131124 <foo1b>
# CHECK-NEXT: 20050: 27 39 00 34 addiu $25, $25, 52
# CHECK-NEXT: 20054: 00 00 00 00 nop
# CHECK-NEXT: 20058: 00 00 00 00 nop
# CHECK-NEXT: 2005c: 00 00 00 00 nop
#
# CHECK: foo2:
# CHECK-NEXT: 20060: 00 00 00 00 nop
#
# CHECK-NEXT: 20064: 3c 19 00 02 lui $25, 2
# CHECK-NEXT: 20068: 08 00 80 18 j 131168 <foo2>
# CHECK-NEXT: 2006c: 27 39 00 60 addiu $25, $25, 96
# CHECK-NEXT: 20070: 00 00 00 00 nop
# CHECK-NEXT: 20074: 00 00 00 00 nop
# CHECK-NEXT: 20078: 00 00 00 00 nop
# CHECK-NEXT: 2007c: 00 00 00 00 nop
#
# CHECK: fpic:
# CHECK-NEXT: 20080: 00 00 00 00 nop
#
# CHECK: fnpic:
# CHECK-NEXT: 20090: 00 00 00 00 nop
# CHECK-NEXT: 20094: 3c 19 00 02 lui $25, 2
# CHECK-NEXT: 20098: 08 00 80 20 j 131200 <fpic>
# CHECK-NEXT: 2009c: 27 39 00 80 addiu $25, $25, 128
# Make sure the thunks are created properly no matter how
# objects are laid out.
#
# RUN: ld.lld %t-pic.o %t-npic.o %t-sto-pic.o -o %t.exe
# RUN: llvm-objdump -d %t.exe | FileCheck -check-prefix=REVERSE %s
# REVERSE: foo1a:
# REVERSE-NEXT: 20000: 00 00 00 00 nop
#
# REVERSE: foo1b:
# REVERSE-NEXT: 20004: 00 00 00 00 nop
# REVERSE-NEXT: 20008: 3c 19 00 02 lui $25, 2
# REVERSE-NEXT: 2000c: 08 00 80 00 j 131072 <foo1a>
# REVERSE-NEXT: 20010: 27 39 00 00 addiu $25, $25, 0
# REVERSE-NEXT: 20014: 00 00 00 00 nop
# REVERSE-NEXT: 20018: 3c 19 00 02 lui $25, 2
# REVERSE-NEXT: 2001c: 08 00 80 01 j 131076 <foo1b>
# REVERSE-NEXT: 20020: 27 39 00 04 addiu $25, $25, 4
# REVERSE-NEXT: 20024: 00 00 00 00 nop
# REVERSE-NEXT: 20028: 00 00 00 00 nop
# REVERSE-NEXT: 2002c: 00 00 00 00 nop
#
# REVERSE: foo2:
# REVERSE-NEXT: 20030: 00 00 00 00 nop
# REVERSE-NEXT: 20034: 3c 19 00 02 lui $25, 2
# REVERSE-NEXT: 20038: 08 00 80 0c j 131120 <foo2>
# REVERSE-NEXT: 2003c: 27 39 00 30 addiu $25, $25, 48
# REVERSE-NEXT: 20040: 00 00 00 00 nop
# REVERSE-NEXT: 20044: 00 00 00 00 nop
# REVERSE-NEXT: 20048: 00 00 00 00 nop
# REVERSE-NEXT: 2004c: 00 00 00 00 nop
#
# REVERSE: __start:
# REVERSE-NEXT: 20050: 0c 00 80 02 jal 131080 <foo1b+0x4>
# REVERSE-NEXT: 20054: 00 00 00 00 nop
# REVERSE-NEXT: 20058: 0c 00 80 0d jal 131124 <foo2+0x4>
# REVERSE-NEXT: 2005c: 00 00 00 00 nop
# REVERSE-NEXT: 20060: 0c 00 80 06 jal 131096 <foo1b+0x14>
# REVERSE-NEXT: 20064: 00 00 00 00 nop
# REVERSE-NEXT: 20068: 0c 00 80 0d jal 131124 <foo2+0x4>
# REVERSE-NEXT: 2006c: 00 00 00 00 nop
# REVERSE-NEXT: 20070: 0c 00 80 25 jal 131220 <fnpic+0x4>
# REVERSE-NEXT: 20074: 00 00 00 00 nop
# REVERSE-NEXT: 20078: 0c 00 80 24 jal 131216 <fnpic>
# REVERSE-NEXT: 2007c: 00 00 00 00 nop
#
# REVERSE: fpic:
# REVERSE-NEXT: 20080: 00 00 00 00 nop
#
# REVERSE: fnpic:
# REVERSE-NEXT: 20090: 00 00 00 00 nop
# REVERSE-NEXT: 20094: 3c 19 00 02 lui $25, 2
# REVERSE-NEXT: 20098: 08 00 80 20 j 131200 <fpic>
# REVERSE-NEXT: 2009c: 27 39 00 80 addiu $25, $25, 128
.text
.globl __start
__start:
jal foo1a
jal foo2
jal foo1b
jal foo2
jal fpic
jal fnpic