ld/testsuite/ld-riscv-elf/ld-riscv-elf.exp

   1 # Expect script for RISC-V ELF linker tests
   2 #   Copyright (C) 2017-2021 Free Software Foundation, Inc.
   3 #
   4 # This file is part of the GNU Binutils.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19 # MA 02110-1301, USA.
  20 #
  21
  22 proc riscv_choose_ilp32_emul {} {
  23     if { [istarget "riscvbe-*"] \
  24          || [istarget "riscv32be-*"] \
  25          || [istarget "riscv64be-*"] } {
  26         return "elf32briscv"
  27     }
  28     return "elf32lriscv"
  29 }
  30
  31 proc riscv_choose_lp64_emul {} {
  32     if { [istarget "riscvbe-*"] \
  33          || [istarget "riscv32be-*"] \
  34          || [istarget "riscv64be-*"] } {
  35         return "elf64briscv"
  36     }
  37     return "elf64lriscv"
  38 }
  39
  40 # target: rv32 or rv64.
  41 # output: Which output you want?  (exe, pie, .so)
  42 proc run_dump_test_ifunc { name target output} {
  43     set asflags ""
  44     set ldflags "-z nocombreloc"
  45
  46     switch -- $output {
  47         exe {
  48             set ext "exe"
  49         }
  50         pie {
  51             set ext "pie"
  52             set ldflags "$ldflags -pie"
  53         }
  54         pic {
  55             set ext "so"
  56             set ldflags "$ldflags -shared"
  57         }
  58     }
  59
  60     switch -- $target {
  61         rv32 {
  62             set asflags "$asflags -march=rv32i -mabi=ilp32"
  63             set ldflags "$ldflags -m[riscv_choose_ilp32_emul]"
  64         }
  65         rv64 {
  66             set asflags "$asflags -march=rv64i -mabi=lp64 -defsym __64_bit__=1"
  67             set ldflags "$ldflags -m[riscv_choose_lp64_emul]"
  68         }
  69     }
  70
  71     run_ld_link_tests [list \
  72         [list "$name ($target-$output)" \
  73               "$ldflags" "" \
  74               "$asflags" \
  75               [list "$name.s"] \
  76               [concat [list "readelf -rW $name-$output.rd"] \
  77                       [list "objdump -dw $name.d"]] \
  78               "$name-$target.$ext"]]
  79 }
  80
  81 proc run_relax_twice_test {} {
  82     global as
  83     global ld
  84     global nm
  85     global nm_output
  86     global srcdir
  87     global subdir
  88     global runtests
  89
  90     set testname "relax-twice"
  91     if ![runtest_file_p $runtests $testname] then {
  92         return
  93     }
  94
  95     # assemble and link the two input files with a version script, then
  96     # capture output of nm and compare addresses of the two symbols
  97     # 'foobar_new' and 'foobar@@New'.  They must be equal.
  98     # Bitness doesn't matter so we simply force 64bit.
  99     if { ![ld_assemble_flags $as "-march=rv64i" $srcdir/$subdir/relax-twice-1.s tmpdir/relax-twice-1.o ]
 100         || ![ld_assemble_flags $as "-march=rv64i" $srcdir/$subdir/relax-twice-2.s tmpdir/relax-twice-2.o]
 101         || ![ld_link $ld tmpdir/relax-twice.so "-m[riscv_choose_lp64_emul] -shared --relax --version-script $srcdir/$subdir/relax-twice.ver tmpdir/relax-twice-1.o tmpdir/relax-twice-2.o"] } {
 102         fail $testname
 103     } elseif { ![ld_nm $nm "" tmpdir/relax-twice.so] } {
 104         fail $testname
 105     } elseif { ![info exists nm_output(foobar_new)]
 106                || ![info exists nm_output(foobar@@New)]} {
 107         send_log "bad output from nm\n"
 108         verbose "bad output from nm"
 109         fail $testname
 110     } elseif {$nm_output(foobar_new) != $nm_output(foobar@@New)} {
 111         send_log "foobar_new == $nm_output(foobar_new)\n"
 112         verbose "foobar_new == $nm_output(foobar_new)"
 113         send_log "foobar@@New == $nm_output(foobar@@New)\n"
 114         verbose "foobar@@New == $nm_output(foobar@@New)"
 115         fail $testname
 116     } else {
 117         pass $testname
 118     }
 119 }
 120
 121 if [istarget "riscv*-*-*"] {
 122     run_dump_test "call-relax"
 123     run_dump_test "pcgp-relax"
 124     run_dump_test "c-lui"
 125     run_dump_test "c-lui-2"
 126     run_dump_test "disas-jalr"
 127     run_dump_test "pcrel-lo-addend"
 128     run_dump_test "pcrel-lo-addend-2a"
 129     run_dump_test "pcrel-lo-addend-2b"
 130     run_dump_test "pcrel-lo-addend-3a"
 131     run_dump_test "pcrel-lo-addend-3b"
 132     run_dump_test "pcrel-lo-addend-3c"
 133     run_dump_test "restart-relax"
 134     run_dump_test "attr-merge-arch-01"
 135     run_dump_test "attr-merge-arch-02"
 136     run_dump_test "attr-merge-arch-03"
 137     run_dump_test "attr-merge-strict-align-01"
 138     run_dump_test "attr-merge-strict-align-02"
 139     run_dump_test "attr-merge-strict-align-03"
 140     run_dump_test "attr-merge-strict-align-04"
 141     run_dump_test "attr-merge-strict-align-05"
 142     run_dump_test "attr-merge-stack-align"
 143     run_dump_test "attr-merge-priv-spec-01"
 144     run_dump_test "attr-merge-priv-spec-02"
 145     run_dump_test "attr-merge-priv-spec-03"
 146     run_dump_test "attr-merge-arch-failed-01"
 147     run_dump_test "attr-merge-arch-failed-02"
 148     run_dump_test "attr-merge-stack-align-failed"
 149     run_dump_test "attr-merge-priv-spec-failed-01"
 150     run_dump_test "attr-merge-priv-spec-failed-02"
 151     run_dump_test "attr-merge-priv-spec-failed-03"
 152     run_dump_test "attr-merge-priv-spec-failed-04"
 153     run_dump_test "attr-merge-priv-spec-failed-05"
 154     run_dump_test "attr-merge-priv-spec-failed-06"
 155     run_dump_test "attr-phdr"
 156     run_ld_link_tests [list \
 157         [list "Weak reference 32" "-T weakref.ld -m[riscv_choose_ilp32_emul]" "" \
 158             "-march=rv32i -mabi=ilp32" {weakref32.s} \
 159             {{objdump -d weakref32.d}} "weakref32"] \
 160         [list "Weak reference 64" "-T weakref.ld -m[riscv_choose_lp64_emul]" "" \
 161             "-march=rv64i -mabi=lp64" {weakref64.s} \
 162             {{objdump -d weakref64.d}} "weakref64"]]
 163
 164     # The following tests require shared library support.
 165     if ![check_shared_lib_support] {
 166         return
 167     }
 168
 169     run_dump_test "relro-relax-lui"
 170     run_dump_test "relro-relax-pcrel"
 171     run_relax_twice_test
 172
 173     set abis [list rv32gc ilp32 [riscv_choose_ilp32_emul] rv64gc lp64 [riscv_choose_lp64_emul]]
 174     foreach { arch abi emul } $abis {
 175         # This checks whether our linker scripts handle __global_pointer$
 176         # correctly.  It should be defined in executables and PIE, but not
 177         # in shared libraries.
 178         set suff64 [string map {ilp32 "" lp64 -64} $abi]
 179         run_ld_link_tests [list \
 180                                [list "gp test ($abi shared library)" \
 181                                     "-m$emul -shared" "" \
 182                                     "-march=$arch -mabi=$abi -fpic" \
 183                                     { gp-test.s } \
 184                                     [list "readelf --syms gp-test-lib.sd"] \
 185                                     "gp-test-lib-${abi}.so"] \
 186                                [list "gp test ($abi executable)" \
 187                                     "-m$emul" "" \
 188                                     "-march=$arch -mabi=$abi" \
 189                                     { gp-test.s } \
 190                                     [list "readelf --syms gp-test.sd"] \
 191                                     "gp-test-${abi}"]]
 192     }
 193
 194     run_ld_link_tests {
 195         { "Link non-pic code into a shared library (setup)"
 196             "-shared" "" "" {lib-nopic-01a.s}
 197             {} "lib-nopic-01a.so" }
 198     }
 199     run_dump_test "lib-nopic-01b"
 200
 201     # IFUNC testcases.
 202     # Check IFUNC by single type relocs.
 203     run_dump_test_ifunc "ifunc-reloc-call-01" rv32 exe
 204     run_dump_test_ifunc "ifunc-reloc-call-01" rv32 pie
 205     run_dump_test_ifunc "ifunc-reloc-call-01" rv32 pic
 206     run_dump_test_ifunc "ifunc-reloc-call-02" rv32 exe
 207     run_dump_test_ifunc "ifunc-reloc-call-02" rv32 pie
 208     run_dump_test_ifunc "ifunc-reloc-call-02" rv32 pic
 209     run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 exe
 210     run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 pie
 211     run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 pic
 212     run_dump_test_ifunc "ifunc-reloc-data" rv32 exe
 213     run_dump_test_ifunc "ifunc-reloc-data" rv32 pie
 214     run_dump_test_ifunc "ifunc-reloc-data" rv32 pic
 215     run_dump_test_ifunc "ifunc-reloc-got" rv32 exe
 216     run_dump_test_ifunc "ifunc-reloc-got" rv32 pie
 217     run_dump_test_ifunc "ifunc-reloc-got" rv32 pic
 218     run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 exe
 219     run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 pie
 220     run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 pic
 221     run_dump_test_ifunc "ifunc-reloc-data" rv64 exe
 222     run_dump_test_ifunc "ifunc-reloc-data" rv64 pie
 223     run_dump_test_ifunc "ifunc-reloc-data" rv64 pic
 224     run_dump_test_ifunc "ifunc-reloc-got" rv64 exe
 225     run_dump_test_ifunc "ifunc-reloc-got" rv64 pie
 226     run_dump_test_ifunc "ifunc-reloc-got" rv64 pic
 227     # Check the IFUNC PLT and non-PLT relocs.
 228     run_dump_test_ifunc "ifunc-nonplt" rv32 exe
 229     run_dump_test_ifunc "ifunc-nonplt" rv32 pie
 230     run_dump_test_ifunc "ifunc-nonplt" rv32 pic
 231     run_dump_test_ifunc "ifunc-plt-01" rv32 exe
 232     run_dump_test_ifunc "ifunc-plt-01" rv32 pie
 233     run_dump_test_ifunc "ifunc-plt-01" rv32 pic
 234     run_dump_test_ifunc "ifunc-plt-02" rv32 exe
 235     run_dump_test_ifunc "ifunc-plt-02" rv32 pie
 236     run_dump_test_ifunc "ifunc-plt-02" rv32 pic
 237     run_dump_test_ifunc "ifunc-nonplt" rv64 exe
 238     run_dump_test_ifunc "ifunc-nonplt" rv64 pie
 239     run_dump_test_ifunc "ifunc-nonplt" rv64 pic
 240     run_dump_test_ifunc "ifunc-plt-01" rv64 exe
 241     run_dump_test_ifunc "ifunc-plt-01" rv64 pie
 242     run_dump_test_ifunc "ifunc-plt-01" rv64 pic
 243     run_dump_test_ifunc "ifunc-plt-02" rv64 exe
 244     run_dump_test_ifunc "ifunc-plt-02" rv64 pie
 245     run_dump_test_ifunc "ifunc-plt-02" rv64 pic
 246     # Check the .rela.iplt overwrite issue.
 247     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 exe
 248     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 pie
 249     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 pic
 250     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 exe
 251     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 pie
 252     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 pic
 253
 254     # Setup shared libraries.
 255     run_ld_link_tests {
 256        { "Build shared library for IFUNC non-PLT caller"
 257          "-shared" "" "" {ifunc-seperate-caller-nonplt.s}
 258          {} "ifunc-seperate-caller.so" }
 259        { "Build shared library for IFUNC PLT caller"
 260          "-shared" "" "" {ifunc-seperate-caller-plt.s}
 261          {} "ifunc-seperate-caller.so" }
 262        { "Build shared library for IFUNC resolver"
 263          "-shared" "" "" {ifunc-seperate-resolver.s}
 264          {} "ifunc-seperate-resolver.so" }
 265     }
 266     # The IFUNC resolver and caller are in the seperate modules.
 267     # If IFUNC resolver and caller are linked to the same module,
 268     # then the result are the same as the run_dump_test_ifunc.
 269     run_dump_test "ifunc-seperate-nonplt-exe"
 270     run_dump_test "ifunc-seperate-nonplt-pie"
 271     run_dump_test "ifunc-seperate-nonplt-pic"
 272     run_dump_test "ifunc-seperate-plt-exe"
 273     run_dump_test "ifunc-seperate-plt-pie"
 274     run_dump_test "ifunc-seperate-plt-pic"
 275     run_dump_test "ifunc-seperate-pcrel-pie"
 276     run_dump_test "ifunc-seperate-pcrel-pic"
 277 }