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

   1 # Expect script for RISC-V ELF linker tests
   2 #   Copyright (C) 2017-2022 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 "align-small-region"
 123     run_dump_test "call-relax"
 124     run_dump_test "pcgp-relax-01"
 125     run_dump_test "pcgp-relax-02"
 126     run_dump_test "c-lui"
 127     run_dump_test "c-lui-2"
 128     run_dump_test "disas-jalr"
 129     run_dump_test "pcrel-lo-addend"
 130     run_dump_test "pcrel-lo-addend-2a"
 131     run_dump_test "pcrel-lo-addend-2b"
 132     run_dump_test "pcrel-lo-addend-3a"
 133     run_dump_test "pcrel-lo-addend-3b"
 134     run_dump_test "pcrel-lo-addend-3c"
 135     run_dump_test "code-model-medlow-01"
 136     run_dump_test "code-model-medlow-02"
 137     run_dump_test "code-model-medlow-weakref-01"
 138     run_dump_test "code-model-medlow-weakref-02"
 139     run_dump_test "code-model-medany-01"
 140     run_dump_test "code-model-medany-02"
 141     run_dump_test "code-model-medany-weakref-01"
 142     run_dump_test "code-model-medany-weakref-02"
 143     run_dump_test "code-model-relax-medlow-01"
 144     run_dump_test "code-model-relax-medlow-02"
 145     run_dump_test "code-model-relax-medlow-weakref-01"
 146     run_dump_test "code-model-relax-medlow-weakref-02"
 147     run_dump_test "code-model-relax-medany-01"
 148     run_dump_test "code-model-relax-medany-02"
 149     run_dump_test "code-model-relax-medany-weakref-01"
 150     run_dump_test "code-model-relax-medany-weakref-02"
 151     run_dump_test "attr-merge-arch-01"
 152     run_dump_test "attr-merge-arch-02"
 153     run_dump_test "attr-merge-arch-03"
 154     run_dump_test "attr-merge-strict-align-01"
 155     run_dump_test "attr-merge-strict-align-02"
 156     run_dump_test "attr-merge-strict-align-03"
 157     run_dump_test "attr-merge-strict-align-04"
 158     run_dump_test "attr-merge-strict-align-05"
 159     run_dump_test "attr-merge-stack-align"
 160     run_dump_test "attr-merge-priv-spec-01"
 161     run_dump_test "attr-merge-priv-spec-02"
 162     run_dump_test "attr-merge-priv-spec-03"
 163     run_dump_test "attr-merge-arch-failed-01"
 164     run_dump_test "attr-merge-arch-failed-02"
 165     run_dump_test "attr-merge-stack-align-failed"
 166     run_dump_test "attr-merge-priv-spec-failed-01"
 167     run_dump_test "attr-merge-priv-spec-failed-02"
 168     run_dump_test "attr-merge-priv-spec-failed-03"
 169     run_dump_test "attr-merge-priv-spec-failed-04"
 170     run_dump_test "attr-merge-priv-spec-failed-05"
 171     run_dump_test "attr-merge-priv-spec-failed-06"
 172     run_dump_test "attr-phdr"
 173     run_ld_link_tests [list \
 174         [list "Weak reference 32" "-T weakref.ld -m[riscv_choose_ilp32_emul]" "" \
 175             "-march=rv32i -mabi=ilp32" {weakref32.s} \
 176             {{objdump -d weakref32.d}} "weakref32"] \
 177         [list "Weak reference 64" "-T weakref.ld -m[riscv_choose_lp64_emul]" "" \
 178             "-march=rv64i -mabi=lp64" {weakref64.s} \
 179             {{objdump -d weakref64.d}} "weakref64"]]
 180
 181     # The following tests require shared library support.
 182     if ![check_shared_lib_support] {
 183         return
 184     }
 185
 186     run_dump_test "relro-relax-lui"
 187     run_dump_test "relro-relax-pcrel"
 188     run_dump_test "variant_cc-now"
 189     run_dump_test "variant_cc-shared"
 190     run_dump_test "variant_cc-r"
 191     run_relax_twice_test
 192
 193     set abis [list rv32gc ilp32 [riscv_choose_ilp32_emul] rv64gc lp64 [riscv_choose_lp64_emul]]
 194     foreach { arch abi emul } $abis {
 195         # This checks whether our linker scripts handle __global_pointer$
 196         # correctly.  It should be defined in executables and PIE, but not
 197         # in shared libraries.
 198         set suff64 [string map {ilp32 "" lp64 -64} $abi]
 199         run_ld_link_tests [list \
 200                                [list "gp test ($abi shared library)" \
 201                                     "-m$emul -shared" "" \
 202                                     "-march=$arch -mabi=$abi -fpic" \
 203                                     { gp-test.s } \
 204                                     [list "readelf --syms gp-test-lib.sd"] \
 205                                     "gp-test-lib-${abi}.so"] \
 206                                [list "gp test ($abi executable)" \
 207                                     "-m$emul" "" \
 208                                     "-march=$arch -mabi=$abi" \
 209                                     { gp-test.s } \
 210                                     [list "readelf --syms gp-test.sd"] \
 211                                     "gp-test-${abi}"]]
 212     }
 213
 214     run_ld_link_tests {
 215         { "Link non-pic code into a shared library (setup)"
 216             "-shared" "" "" {lib-nopic-01a.s}
 217             {} "lib-nopic-01a.so" }
 218     }
 219     run_dump_test "lib-nopic-01b"
 220
 221     # IFUNC testcases.
 222     # Check IFUNC by single type relocs.
 223     run_dump_test_ifunc "ifunc-reloc-call-01" rv32 exe
 224     run_dump_test_ifunc "ifunc-reloc-call-01" rv32 pie
 225     run_dump_test_ifunc "ifunc-reloc-call-01" rv32 pic
 226     run_dump_test_ifunc "ifunc-reloc-call-02" rv32 exe
 227     run_dump_test_ifunc "ifunc-reloc-call-02" rv32 pie
 228     run_dump_test_ifunc "ifunc-reloc-call-02" rv32 pic
 229     run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 exe
 230     run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 pie
 231     run_dump_test_ifunc "ifunc-reloc-pcrel" rv32 pic
 232     run_dump_test_ifunc "ifunc-reloc-data" rv32 exe
 233     run_dump_test_ifunc "ifunc-reloc-data" rv32 pie
 234     run_dump_test_ifunc "ifunc-reloc-data" rv32 pic
 235     run_dump_test_ifunc "ifunc-reloc-got" rv32 exe
 236     run_dump_test_ifunc "ifunc-reloc-got" rv32 pie
 237     run_dump_test_ifunc "ifunc-reloc-got" rv32 pic
 238     run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 exe
 239     run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 pie
 240     run_dump_test_ifunc "ifunc-reloc-pcrel" rv64 pic
 241     run_dump_test_ifunc "ifunc-reloc-data" rv64 exe
 242     run_dump_test_ifunc "ifunc-reloc-data" rv64 pie
 243     run_dump_test_ifunc "ifunc-reloc-data" rv64 pic
 244     run_dump_test_ifunc "ifunc-reloc-got" rv64 exe
 245     run_dump_test_ifunc "ifunc-reloc-got" rv64 pie
 246     run_dump_test_ifunc "ifunc-reloc-got" rv64 pic
 247     # Check the IFUNC PLT and non-PLT relocs.
 248     run_dump_test_ifunc "ifunc-nonplt" rv32 exe
 249     run_dump_test_ifunc "ifunc-nonplt" rv32 pie
 250     run_dump_test_ifunc "ifunc-nonplt" rv32 pic
 251     run_dump_test_ifunc "ifunc-plt-01" rv32 exe
 252     run_dump_test_ifunc "ifunc-plt-01" rv32 pie
 253     run_dump_test_ifunc "ifunc-plt-01" rv32 pic
 254     run_dump_test_ifunc "ifunc-plt-02" rv32 exe
 255     run_dump_test_ifunc "ifunc-plt-02" rv32 pie
 256     run_dump_test_ifunc "ifunc-plt-02" rv32 pic
 257     run_dump_test_ifunc "ifunc-nonplt" rv64 exe
 258     run_dump_test_ifunc "ifunc-nonplt" rv64 pie
 259     run_dump_test_ifunc "ifunc-nonplt" rv64 pic
 260     run_dump_test_ifunc "ifunc-plt-01" rv64 exe
 261     run_dump_test_ifunc "ifunc-plt-01" rv64 pie
 262     run_dump_test_ifunc "ifunc-plt-01" rv64 pic
 263     run_dump_test_ifunc "ifunc-plt-02" rv64 exe
 264     run_dump_test_ifunc "ifunc-plt-02" rv64 pie
 265     run_dump_test_ifunc "ifunc-plt-02" rv64 pic
 266     # Check the .rela.iplt overwrite issue.
 267     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 exe
 268     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 pie
 269     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv32 pic
 270     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 exe
 271     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 pie
 272     run_dump_test_ifunc "ifunc-plt-got-overwrite" rv64 pic
 273
 274     # Setup shared libraries.
 275     run_ld_link_tests {
 276        { "Build shared library for IFUNC non-PLT caller"
 277          "-shared" "" "" {ifunc-seperate-caller-nonplt.s}
 278          {} "ifunc-seperate-caller.so" }
 279        { "Build shared library for IFUNC PLT caller"
 280          "-shared" "" "" {ifunc-seperate-caller-plt.s}
 281          {} "ifunc-seperate-caller.so" }
 282        { "Build shared library for IFUNC resolver"
 283          "-shared" "" "" {ifunc-seperate-resolver.s}
 284          {} "ifunc-seperate-resolver.so" }
 285     }
 286     # The IFUNC resolver and caller are in the seperate modules.
 287     # If IFUNC resolver and caller are linked to the same module,
 288     # then the result are the same as the run_dump_test_ifunc.
 289     run_dump_test "ifunc-seperate-nonplt-exe"
 290     run_dump_test "ifunc-seperate-nonplt-pie"
 291     run_dump_test "ifunc-seperate-nonplt-pic"
 292     run_dump_test "ifunc-seperate-plt-exe"
 293     run_dump_test "ifunc-seperate-plt-pie"
 294     run_dump_test "ifunc-seperate-plt-pic"
 295     run_dump_test "ifunc-seperate-pcrel-pie"
 296     run_dump_test "ifunc-seperate-pcrel-pic"
 297 }