sysdeps/x86_64/Makefile

   1 # The i387 `long double' is a distinct type we support.
   2 long-double-fcts = yes
   3
   4 ifeq (yes,$(have-z-mark-plt))
   5 # Always generate DT_X86_64_PLT* tags.
   6 sysdep-LDFLAGS += -Wl,-z,mark-plt
   7 # Never generate DT_X86_64_PLT* tags on ld.so to avoid changing its own
   8 # PLT.
   9 LDFLAGS-rtld += -Wl,-z,nomark-plt
  10 endif
  11
  12 ifeq ($(subdir),csu)
  13 gen-as-const-headers += link-defines.sym
  14 endif
  15
  16 ifeq ($(subdir),gmon)
  17 sysdep_routines += _mcount
  18 # We cannot compile _mcount.S with -pg because that would create
  19 # recursive calls when ENTRY is used.  Just copy the normal static
  20 # object.
  21 sysdep_noprof += _mcount
  22 endif
  23
  24 ifeq ($(subdir),string)
  25 sysdep_routines += \
  26   strcasecmp_l-nonascii \
  27   strcspn-generic \
  28   strncase_l-nonascii \
  29   strpbrk-generic \
  30   strspn-generic \
  31   varshift \
  32 # sysdep_routines
  33 gen-as-const-headers += locale-defines.sym
  34 tests += \
  35   tst-rsi-strlen \
  36 # tests
  37 endif
  38
  39 ifeq ($(subdir),elf)
  40 # There is no good reason to use MMX in x86-64 ld.so with GCC.
  41 CFLAGS-.os += $(if $(filter $(@F),$(patsubst %,%.os,$(all-rtld-routines))),\
  42                    -mno-mmx)
  43
  44 sysdep-dl-routines += tlsdesc dl-tlsdesc tls_get_addr
  45
  46 tests += ifuncmain8
  47 modules-names += ifuncmod8
  48
  49 $(objpfx)ifuncmain8: $(objpfx)ifuncmod8.so
  50
  51 tests += tst-quad1 tst-quad2
  52 modules-names += tst-quadmod1 tst-quadmod2
  53
  54 $(objpfx)tst-quad1: $(objpfx)tst-quadmod1.so
  55 $(objpfx)tst-quad2: $(objpfx)tst-quadmod2.so
  56
  57 quad-pie-test += tst-quad1pie tst-quad2pie
  58 tests += $(quad-pie-test)
  59 tests-pie += $(quad-pie-test)
  60 test-extras += tst-quadmod1pie tst-quadmod2pie
  61 extra-test-objs += tst-quadmod1pie.o tst-quadmod2pie.o
  62
  63 $(objpfx)tst-quad1pie: $(objpfx)tst-quadmod1pie.o
  64 $(objpfx)tst-quad2pie: $(objpfx)tst-quadmod2pie.o
  65
  66 CFLAGS-tst-quad1pie.c = $(PIE-ccflag)
  67 CFLAGS-tst-quad2pie.c = $(PIE-ccflag)
  68
  69 tests += tst-platform-1
  70 modules-names += tst-platformmod-1 x86_64/tst-platformmod-2
  71 extra-test-objs += tst-platformmod-2.o
  72 CFLAGS-tst-platform-1.c = -mno-avx
  73 CFLAGS-tst-platformmod-1.c = -mno-avx
  74 CFLAGS-tst-platformmod-2.c = -mno-avx
  75 LDFLAGS-tst-platformmod-2.so = -Wl,-soname,tst-platformmod-2.so
  76 $(objpfx)tst-platform-1: $(objpfx)tst-platformmod-1.so
  77 $(objpfx)tst-platform-1.out: $(objpfx)x86_64/tst-platformmod-2.so
  78 # Turn off AVX512F and AVX2 so that GLRO(dl_platform) is
  79 # always set to x86_64.
  80 tst-platform-1-ENV = LD_PRELOAD=$(objpfx)\$$PLATFORM/tst-platformmod-2.so \
  81         GLIBC_TUNABLES=glibc.cpu.hwcaps=-AVX512F,-AVX2
  82
  83 tests += tst-audit3 tst-audit4 tst-audit5 tst-audit6 tst-audit7 \
  84          tst-audit10 tst-sse tst-avx tst-avx512
  85 test-extras += tst-audit4-aux tst-audit10-aux \
  86                tst-avx-aux tst-avx512-aux
  87 extra-test-objs += tst-audit4-aux.o tst-audit10-aux.o \
  88                    tst-avx-aux.o tst-avx512-aux.o
  89
  90 ifeq ($(have-insert),yes)
  91 tests += tst-split-dynreloc
  92 LDFLAGS-tst-split-dynreloc = -Wl,-T,$(..)sysdeps/x86_64/tst-split-dynreloc.lds
  93 tst-split-dynreloc-ENV = LD_BIND_NOW=1
  94 endif
  95
  96 modules-names += tst-auditmod3a tst-auditmod3b \
  97                 tst-auditmod4a tst-auditmod4b \
  98                 tst-auditmod5a tst-auditmod5b \
  99                 tst-auditmod6a tst-auditmod6b tst-auditmod6c \
 100                 tst-auditmod7a tst-auditmod7b \
 101                 tst-auditmod10a tst-auditmod10b \
 102                 tst-ssemod tst-avxmod tst-avx512mod
 103
 104 $(objpfx)tst-audit3: $(objpfx)tst-auditmod3a.so
 105 $(objpfx)tst-audit3.out: $(objpfx)tst-auditmod3b.so
 106 tst-audit3-ENV = LD_AUDIT=$(objpfx)tst-auditmod3b.so
 107
 108 $(objpfx)tst-audit4: $(objpfx)tst-audit4-aux.o $(objpfx)tst-auditmod4a.so
 109 $(objpfx)tst-audit4.out: $(objpfx)tst-auditmod4b.so
 110 tst-audit4-ENV = LD_AUDIT=$(objpfx)tst-auditmod4b.so
 111
 112 $(objpfx)tst-audit5: $(objpfx)tst-auditmod5a.so
 113 $(objpfx)tst-audit5.out: $(objpfx)tst-auditmod5b.so
 114 tst-audit5-ENV = LD_AUDIT=$(objpfx)tst-auditmod5b.so
 115
 116 $(objpfx)tst-audit6: $(objpfx)tst-auditmod6a.so
 117 $(objpfx)tst-audit6.out: $(objpfx)tst-auditmod6b.so \
 118                          $(objpfx)tst-auditmod6c.so
 119 tst-audit6-ENV = LD_AUDIT=$(objpfx)tst-auditmod6b.so:$(objpfx)tst-auditmod6c.so
 120
 121 $(objpfx)tst-audit7: $(objpfx)tst-auditmod7a.so
 122 $(objpfx)tst-audit7.out: $(objpfx)tst-auditmod7b.so
 123 tst-audit7-ENV = LD_AUDIT=$(objpfx)tst-auditmod7b.so
 124
 125 $(objpfx)tst-audit10: $(objpfx)tst-audit10-aux.o $(objpfx)tst-auditmod10a.so
 126 $(objpfx)tst-audit10.out: $(objpfx)tst-auditmod10b.so
 127 tst-audit10-ENV = LD_AUDIT=$(objpfx)tst-auditmod10b.so
 128
 129 $(objpfx)tst-sse: $(objpfx)tst-ssemod.so
 130 $(objpfx)tst-avx: $(objpfx)tst-avx-aux.o $(objpfx)tst-avxmod.so
 131 $(objpfx)tst-avx512: $(objpfx)tst-avx512-aux.o $(objpfx)tst-avx512mod.so
 132
 133 AVX-CFLAGS=-mavx -mno-vzeroupper
 134 CFLAGS-tst-audit4-aux.c += $(AVX-CFLAGS)
 135 CFLAGS-tst-auditmod4a.c += $(AVX-CFLAGS)
 136 CFLAGS-tst-auditmod4b.c += $(AVX-CFLAGS)
 137 CFLAGS-tst-auditmod6b.c += $(AVX-CFLAGS)
 138 CFLAGS-tst-auditmod6c.c += $(AVX-CFLAGS)
 139 CFLAGS-tst-auditmod7b.c += $(AVX-CFLAGS)
 140 CFLAGS-tst-avx-aux.c += $(AVX-CFLAGS)
 141 CFLAGS-tst-avxmod.c += $(AVX-CFLAGS)
 142 AVX512-CFLAGS = -mavx512f
 143 CFLAGS-tst-audit10-aux.c += $(AVX512-CFLAGS)
 144 CFLAGS-tst-auditmod10a.c += $(AVX512-CFLAGS)
 145 CFLAGS-tst-auditmod10b.c += $(AVX512-CFLAGS)
 146 CFLAGS-tst-avx512-aux.c += $(AVX512-CFLAGS)
 147 CFLAGS-tst-avx512mod.c += $(AVX512-CFLAGS)
 148
 149 $(objpfx)tst-glibc-hwcaps: $(objpfx)libmarkermod2-1.so \
 150   $(objpfx)libmarkermod3-1.so $(objpfx)libmarkermod4-1.so
 151 $(objpfx)tst-glibc-hwcaps.out: \
 152   $(objpfx)libmarkermod2.so \
 153     $(objpfx)glibc-hwcaps/x86-64-v2/libmarkermod2.so \
 154   $(objpfx)libmarkermod3.so \
 155     $(objpfx)glibc-hwcaps/x86-64-v2/libmarkermod3.so \
 156     $(objpfx)glibc-hwcaps/x86-64-v3/libmarkermod3.so \
 157   $(objpfx)libmarkermod4.so \
 158     $(objpfx)glibc-hwcaps/x86-64-v2/libmarkermod4.so \
 159     $(objpfx)glibc-hwcaps/x86-64-v3/libmarkermod4.so \
 160     $(objpfx)glibc-hwcaps/x86-64-v4/libmarkermod4.so \
 161
 162 $(objpfx)glibc-hwcaps/x86-64-v2/libmarkermod2.so: $(objpfx)libmarkermod2-2.so
 163         $(make-target-directory)
 164         cp $< $@
 165 $(objpfx)glibc-hwcaps/x86-64-v2/libmarkermod3.so: $(objpfx)libmarkermod3-2.so
 166         $(make-target-directory)
 167         cp $< $@
 168 $(objpfx)glibc-hwcaps/x86-64-v3/libmarkermod3.so: $(objpfx)libmarkermod3-3.so
 169         $(make-target-directory)
 170         cp $< $@
 171 $(objpfx)glibc-hwcaps/x86-64-v2/libmarkermod4.so: $(objpfx)libmarkermod4-2.so
 172         $(make-target-directory)
 173         cp $< $@
 174 $(objpfx)glibc-hwcaps/x86-64-v3/libmarkermod4.so: $(objpfx)libmarkermod4-3.so
 175         $(make-target-directory)
 176         cp $< $@
 177 $(objpfx)glibc-hwcaps/x86-64-v4/libmarkermod4.so: $(objpfx)libmarkermod4-4.so
 178         $(make-target-directory)
 179         cp $< $@
 180
 181 ifeq (no,$(build-hardcoded-path-in-tests))
 182 # This is an ld.so.cache test, and RPATH/RUNPATH in the executable
 183 # interferes with its test objectives.
 184 tests-container += tst-glibc-hwcaps-cache
 185 endif
 186
 187 ifeq (yes,$(have-z-mark-plt))
 188 tests += \
 189   tst-plt-rewrite1 \
 190   tst-plt-rewrite2 \
 191 # tests
 192 modules-names += \
 193   tst-plt-rewritemod1 \
 194   tst-plt-rewritemod2 \
 195 # modules-names
 196
 197 tst-plt-rewrite1-no-pie = yes
 198 LDFLAGS-tst-plt-rewrite1 = -Wl,-z,now
 199 LDFLAGS-tst-plt-rewritemod1.so = -Wl,-z,now
 200 tst-plt-rewrite1-ENV = GLIBC_TUNABLES=glibc.cpu.plt_rewrite=1 LD_DEBUG=files:bindings
 201 $(objpfx)tst-plt-rewrite1: $(objpfx)tst-plt-rewritemod1.so
 202 $(objpfx)tst-plt-rewrite1.out: /dev/null $(objpfx)tst-plt-rewrite1
 203         $(tst-plt-rewrite1-ENV) $(make-test-out) > $@ 2>&1; \
 204         grep -q -E "changing 'bar' PLT entry in .*/elf/tst-plt-rewritemod1.so' to direct branch" $@; \
 205         $(evaluate-test)
 206
 207 tst-plt-rewrite2-no-pie = yes
 208 LDFLAGS-tst-plt-rewrite2 = -Wl,-z,now
 209 LDFLAGS-tst-plt-rewritemod2.so = -Wl,-z,now,-z,undefs
 210 tst-plt-rewrite2-ENV = GLIBC_TUNABLES=glibc.cpu.plt_rewrite=2
 211 $(objpfx)tst-plt-rewrite2: $(objpfx)tst-plt-rewritemod2.so
 212 endif
 213
 214 test-internal-extras += tst-gnu2-tls2mod1
 215 endif # $(subdir) == elf
 216
 217 ifeq ($(subdir),csu)
 218 gen-as-const-headers += tlsdesc.sym rtld-offsets.sym
 219 endif
 220
 221 ifeq ($(subdir),wcsmbs)
 222
 223 sysdep_routines += \
 224   wcpcpy-generic \
 225   wcpncpy-generic \
 226   wcscat-generic \
 227   wcscpy-generic \
 228   wcsncat-generic \
 229   wcsncmp-generic \
 230   wcsncpy-generic \
 231   wcsnlen-generic \
 232 # sysdep_routines
 233
 234 tests += \
 235   tst-rsi-wcslen \
 236 # tests
 237 endif
 238
 239
 240 ifeq ($(subdir),setjmp)
 241 ifneq ($(enable-cet),no)
 242 tests += \
 243   tst-setjmp-cet \
 244 # tests
 245 tst-setjmp-cet-ENV = GLIBC_TUNABLES=glibc.cpu.x86_ibt=on:glibc.cpu.x86_shstk=on
 246 endif
 247 endif
 248
 249
 250 ifneq ($(enable-cet),no)
 251 ifeq ($(subdir),elf)
 252 sysdep-dl-routines += dl-cet
 253
 254 tests += \
 255   tst-cet-legacy-1 \
 256   tst-cet-legacy-10 \
 257   tst-cet-legacy-10-static \
 258   tst-cet-legacy-10a \
 259   tst-cet-legacy-10a-static \
 260   tst-cet-legacy-1a \
 261   tst-cet-legacy-2 \
 262   tst-cet-legacy-2a \
 263   tst-cet-legacy-3 \
 264   tst-cet-legacy-4 \
 265   tst-cet-legacy-5a \
 266   tst-cet-legacy-6a \
 267   tst-cet-legacy-7 \
 268   tst-cet-legacy-8 \
 269   tst-cet-legacy-9 \
 270   tst-cet-legacy-9-static \
 271 # tests
 272 tests-static += \
 273   tst-cet-legacy-10-static \
 274   tst-cet-legacy-10a-static \
 275   tst-cet-legacy-9-static \
 276 # tests-static
 277 tst-cet-legacy-1a-ARGS = -- $(host-test-program-cmd)
 278
 279 tests += \
 280   tst-shstk-legacy-1a \
 281   tst-shstk-legacy-1a-static \
 282   tst-shstk-legacy-1b \
 283   tst-shstk-legacy-1b-static \
 284   tst-shstk-legacy-1c \
 285   tst-shstk-legacy-1c-static \
 286   tst-shstk-legacy-1d \
 287   tst-shstk-legacy-1d-static \
 288   tst-shstk-legacy-1e \
 289   tst-shstk-legacy-1e-static \
 290   tst-shstk-legacy-1f \
 291   tst-shstk-legacy-1g \
 292 # tests
 293 modules-names += \
 294   tst-shstk-legacy-mod-1 \
 295 # modules-names
 296 tests-static += \
 297   tst-shstk-legacy-1a-static \
 298   tst-shstk-legacy-1b-static \
 299   tst-shstk-legacy-1c-static \
 300   tst-shstk-legacy-1d-static \
 301   tst-shstk-legacy-1e-static \
 302 # tests-static
 303 extra-objs += \
 304   tst-shstk-legacy-1-extra.o \
 305 # extra-objs
 306
 307 tests += \
 308   tst-cet-legacy-4a \
 309   tst-cet-legacy-4b \
 310   tst-cet-legacy-4c \
 311   tst-cet-legacy-5b \
 312   tst-cet-legacy-6b \
 313 # tests
 314 modules-names += \
 315   tst-cet-legacy-mod-1 \
 316   tst-cet-legacy-mod-2 \
 317   tst-cet-legacy-mod-4 \
 318   tst-cet-legacy-mod-5a \
 319   tst-cet-legacy-mod-5b \
 320   tst-cet-legacy-mod-5c \
 321   tst-cet-legacy-mod-6a \
 322   tst-cet-legacy-mod-6b \
 323   tst-cet-legacy-mod-6c \
 324 # modules-names
 325
 326 CFLAGS-tst-cet-legacy-2.c += -fcf-protection=none -fcf-protection=branch
 327 CFLAGS-tst-cet-legacy-2a.c += -fcf-protection
 328 CFLAGS-tst-cet-legacy-mod-1.c += -fcf-protection=none
 329 CFLAGS-tst-cet-legacy-mod-2.c += -fcf-protection=none
 330 CFLAGS-tst-cet-legacy-3.c += -fcf-protection=none
 331 CFLAGS-tst-cet-legacy-4.c += -fcf-protection=none -fcf-protection=branch
 332 CPPFLAGS-tst-cet-legacy-4a.c += -DCET_IS_PERMISSIVE=1
 333 CFLAGS-tst-cet-legacy-4a.c += -fcf-protection
 334 CFLAGS-tst-cet-legacy-4b.c += -fcf-protection
 335 CFLAGS-tst-cet-legacy-mod-4.c += -fcf-protection=none
 336 CFLAGS-tst-cet-legacy-5a.c += -fcf-protection -mshstk
 337 ifeq ($(enable-cet),permissive)
 338 CPPFLAGS-tst-cet-legacy-5a.c += -DCET_IS_PERMISSIVE=1
 339 endif
 340 CFLAGS-tst-cet-legacy-5b.c += -fcf-protection -mshstk
 341 CPPFLAGS-tst-cet-legacy-5b.c += -DCET_DISABLED_BY_ENV=1
 342 CFLAGS-tst-cet-legacy-mod-5a.c += -fcf-protection=none -fcf-protection=branch
 343 CFLAGS-tst-cet-legacy-mod-5b.c += -fcf-protection
 344 CFLAGS-tst-cet-legacy-mod-5c.c += -fcf-protection
 345 CFLAGS-tst-cet-legacy-6a.c += -fcf-protection -mshstk
 346 ifeq ($(enable-cet),permissive)
 347 CPPFLAGS-tst-cet-legacy-6a.c += -DCET_IS_PERMISSIVE=1
 348 endif
 349 CFLAGS-tst-cet-legacy-6b.c += -fcf-protection -mshstk
 350 CPPFLAGS-tst-cet-legacy-6b.c += -DCET_DISABLED_BY_ENV=1
 351 CFLAGS-tst-cet-legacy-mod-6a.c += -fcf-protection=none -fcf-protection=branch
 352 CFLAGS-tst-cet-legacy-mod-6b.c += -fcf-protection
 353 CFLAGS-tst-cet-legacy-mod-6c.c += -fcf-protection
 354 CFLAGS-tst-cet-legacy-7.c += -fcf-protection=none
 355 CFLAGS-tst-cet-legacy-10.c += -mshstk
 356 CFLAGS-tst-cet-legacy-10-static.c += -mshstk
 357 CFLAGS-tst-cet-legacy-10a.c += -fcf-protection=none
 358 CFLAGS-tst-cet-legacy-10a-static.c += -fcf-protection=none
 359
 360 tst-cet-legacy-4-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 361 tst-cet-legacy-6-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 362 tst-cet-legacy-10-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 363 tst-cet-legacy-10-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 364 tst-cet-legacy-10a-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 365 tst-cet-legacy-10a-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 366
 367 CFLAGS-tst-shstk-legacy-1a.c += -fcf-protection=none
 368 CFLAGS-tst-shstk-legacy-1a-static.c += -fcf-protection=none
 369 CFLAGS-tst-shstk-legacy-1d.c += -fcf-protection=none
 370 CFLAGS-tst-shstk-legacy-1d-static.c += -fcf-protection=none
 371 CFLAGS-tst-shstk-legacy-1f.c += -fcf-protection=none
 372
 373 $(objpfx)tst-cet-legacy-1: $(objpfx)tst-cet-legacy-mod-1.so \
 374                        $(objpfx)tst-cet-legacy-mod-2.so
 375 $(objpfx)tst-cet-legacy-1a: $(objpfx)tst-cet-legacy-mod-1.so \
 376                        $(objpfx)tst-cet-legacy-mod-2.so
 377 $(objpfx)tst-cet-legacy-2: $(objpfx)tst-cet-legacy-mod-2.so
 378 $(objpfx)tst-cet-legacy-2.out: $(objpfx)tst-cet-legacy-mod-1.so
 379 $(objpfx)tst-cet-legacy-2a: $(objpfx)tst-cet-legacy-mod-2.so
 380 $(objpfx)tst-cet-legacy-2a.out: $(objpfx)tst-cet-legacy-mod-1.so
 381 $(objpfx)tst-cet-legacy-4.out: $(objpfx)tst-cet-legacy-mod-4.so
 382 $(objpfx)tst-cet-legacy-5a.out: $(objpfx)tst-cet-legacy-mod-5a.so \
 383                                 $(objpfx)tst-cet-legacy-mod-5b.so
 384 $(objpfx)tst-cet-legacy-mod-5a.so: $(objpfx)tst-cet-legacy-mod-5c.so
 385 $(objpfx)tst-cet-legacy-mod-5b.so: $(objpfx)tst-cet-legacy-mod-5c.so
 386 $(objpfx)tst-cet-legacy-6a.out: $(objpfx)tst-cet-legacy-mod-6a.so \
 387                                 $(objpfx)tst-cet-legacy-mod-6b.so
 388 $(objpfx)tst-cet-legacy-mod-6a.so: $(objpfx)tst-cet-legacy-mod-6c.so
 389 $(objpfx)tst-cet-legacy-mod-6b.so: $(objpfx)tst-cet-legacy-mod-6c.so
 390 LDFLAGS-tst-cet-legacy-mod-6c.so = -Wl,--enable-new-dtags,-z,nodelete
 391 $(objpfx)tst-cet-legacy-4a.out: $(objpfx)tst-cet-legacy-mod-4.so
 392 tst-cet-legacy-4a-ENV = GLIBC_TUNABLES=glibc.cpu.x86_shstk=permissive
 393 $(objpfx)tst-cet-legacy-4b.out: $(objpfx)tst-cet-legacy-mod-4.so
 394 tst-cet-legacy-4b-ENV = GLIBC_TUNABLES=glibc.cpu.x86_shstk=on
 395 $(objpfx)tst-cet-legacy-4c.out: $(objpfx)tst-cet-legacy-mod-4.so
 396 tst-cet-legacy-4c-ENV = GLIBC_TUNABLES=glibc.cpu.x86_shstk=off
 397 $(objpfx)tst-cet-legacy-5b.out: $(objpfx)tst-cet-legacy-mod-5a.so \
 398                                 $(objpfx)tst-cet-legacy-mod-5b.so
 399 tst-cet-legacy-5b-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=-IBT,-SHSTK
 400 $(objpfx)tst-cet-legacy-6b.out: $(objpfx)tst-cet-legacy-mod-6a.so \
 401                                 $(objpfx)tst-cet-legacy-mod-6b.so
 402 tst-cet-legacy-6b-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=-IBT,-SHSTK
 403 tst-cet-legacy-9-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=-IBT,-SHSTK
 404 tst-cet-legacy-9-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=-IBT,-SHSTK
 405
 406 tst-shstk-legacy-1a-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 407 tst-shstk-legacy-1a-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 408 $(objpfx)tst-shstk-legacy-1a: $(objpfx)tst-shstk-legacy-1-extra.o
 409 $(objpfx)tst-shstk-legacy-1a-static: $(objpfx)tst-shstk-legacy-1-extra.o
 410 tst-shstk-legacy-1b-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 411 tst-shstk-legacy-1b-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 412 $(objpfx)tst-shstk-legacy-1b: $(objpfx)tst-shstk-legacy-1-extra.o
 413 $(objpfx)tst-shstk-legacy-1b-static: $(objpfx)tst-shstk-legacy-1-extra.o
 414 tst-shstk-legacy-1c-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=-SHSTK
 415 tst-shstk-legacy-1c-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=-SHSTK
 416 $(objpfx)tst-shstk-legacy-1c: $(objpfx)tst-shstk-legacy-1-extra.o
 417 $(objpfx)tst-shstk-legacy-1c-static: $(objpfx)tst-shstk-legacy-1-extra.o
 418 tst-shstk-legacy-1d-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 419 tst-shstk-legacy-1d-static-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 420 $(objpfx)tst-shstk-legacy-1d: $(objpfx)tst-shstk-legacy-1-extra.o
 421 $(objpfx)tst-shstk-legacy-1d-static: $(objpfx)tst-shstk-legacy-1-extra.o
 422 $(objpfx)tst-shstk-legacy-1e: $(objpfx)tst-shstk-legacy-1-extra.o
 423 $(objpfx)tst-shstk-legacy-1e-static: $(objpfx)tst-shstk-legacy-1-extra.o
 424 $(objpfx)tst-shstk-legacy-1e.out: \
 425   $(..)/sysdeps/x86_64/tst-shstk-legacy-1e.sh $(objpfx)tst-shstk-legacy-1e
 426         $(SHELL) $< $(common-objpfx) '$(test-program-prefix)' 2> $@; \
 427         $(evaluate-test)
 428 $(objpfx)tst-shstk-legacy-1e-static.out: \
 429   $(..)/sysdeps/x86_64/tst-shstk-legacy-1e-static.sh \
 430   $(objpfx)tst-shstk-legacy-1e-static
 431         $(SHELL) $< $(common-objpfx) 2> $@; \
 432         $(evaluate-test)
 433 tst-shstk-legacy-1f-ENV = GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK
 434 $(objpfx)tst-shstk-legacy-1f: $(objpfx)tst-shstk-legacy-mod-1.so
 435 $(objpfx)tst-shstk-legacy-mod-1.so: \
 436   $(objpfx)tst-shstk-legacy-mod-1.os \
 437   $(objpfx)tst-shstk-legacy-1-extra.os
 438 $(objpfx)tst-shstk-legacy-1g: $(objpfx)tst-shstk-legacy-mod-1.so
 439 $(objpfx)tst-shstk-legacy-1g.out: \
 440   $(..)/sysdeps/x86_64/tst-shstk-legacy-1g.sh $(objpfx)tst-shstk-legacy-1g
 441         $(SHELL) $< $(common-objpfx) '$(test-program-prefix)' 2> $@; \
 442         $(evaluate-test)
 443 endif
 444
 445 # Add -fcf-protection to CFLAGS when CET is enabled.
 446 CFLAGS-.o += -fcf-protection
 447 CFLAGS-.os += -fcf-protection
 448 CFLAGS-.op += -fcf-protection
 449 CFLAGS-.oS += -fcf-protection
 450
 451 # Compile assembly codes with <cet.h> when CET is enabled.
 452 asm-CPPFLAGS += -fcf-protection -include cet.h
 453
 454 ifeq ($(subdir),elf)
 455 ifeq (yes,$(build-shared))
 456 tests-special += $(objpfx)check-cet.out
 457 endif
 458
 459 # FIXME: Can't use all-built-dso in elf/Makefile since this file is
 460 # processed before elf/Makefile.  Duplicate it here.
 461 cet-built-dso := $(common-objpfx)elf/ld.so $(common-objpfx)libc.so \
 462                  $(filter-out $(common-objpfx)linkobj/libc.so, \
 463                               $(sort $(wildcard $(addprefix $(common-objpfx), \
 464                                                             */lib*.so \
 465                                                             iconvdata/*.so))))
 466
 467 $(cet-built-dso:=.note): %.note: %
 468         @rm -f $@T
 469         LC_ALL=C $(READELF) -n $< > $@T
 470         test -s $@T
 471         mv -f $@T $@
 472 common-generated += $(cet-built-dso:$(common-objpfx)%=%.note)
 473
 474 $(objpfx)check-cet.out: $(..)sysdeps/x86_64/check-cet.awk \
 475                         $(cet-built-dso:=.note)
 476         LC_ALL=C $(AWK) -f $^ > $@; \
 477         $(evaluate-test)
 478 generated += check-cet.out
 479 endif # $(subdir) == elf
 480 endif # $(enable) != no
 481
 482 do-tests-clean common-mostlyclean: tst-x86_64-1-clean
 483
 484 .PHONY: tst-x86_64-1-clean
 485 tst-x86_64-1-clean:
 486         -rm -rf $(objpfx)x86_64
 487
 488 $(objpfx)x86_64/tst-platformmod-2.os: $(objpfx)tst-platformmod-2.os
 489         $(make-target-directory)
 490         rm -f $@
 491         ln $< $@