aboutsummaryrefslogtreecommitdiff
path: root/bfd
diff options
context:
space:
mode:
Diffstat (limited to 'bfd')
-rw-r--r--bfd/ChangeLog21
-rw-r--r--bfd/Makefile.am4
-rw-r--r--bfd/Makefile.in6
-rw-r--r--bfd/archures.c15
-rw-r--r--bfd/bfd-in2.h13
-rw-r--r--bfd/config.bfd5
-rwxr-xr-xbfd/configure1
-rw-r--r--bfd/configure.ac1
-rw-r--r--bfd/cpu-amdgcn.c59
-rw-r--r--bfd/elf-bfd.h1
-rw-r--r--bfd/elf64-amdgcn.c80
-rw-r--r--bfd/targets.c5
12 files changed, 211 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 4925fff..414646c 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,24 @@
+2022-03-16 Simon Marchi <simon.marchi@efficios.com>
+
+ * Makefile.am (ALL_MACHINES, ALL_MACHINES_CFILES):
+ Add cpu-amdgcn.c.
+ (BFD64_BACKENDS): Add elf64-amdgcn.lo.
+ (BFD64_BACKENDS_CFILES): Add elf64-amdgcn.c.
+ * Makefile.in: Re-generate.
+ * cpu-amdgcn.c: New.
+ * elf64-amdgcn.c: New.
+ * archures.c (bfd_architecture): Add bfd_arch_amdgcn and related
+ mach defines.
+ (bfd_amdgcn_arch): New.
+ (bfd_archures_list): Add bfd_amdgcn_arch.
+ * bfd-in2.h: Re-generate.
+ * config.bfd: Handle amdgcn* target.
+ * configure.ac: Handle amdgcn_elf64_le_vec.
+ * configure: Re-generate.
+ * elf-bfd.h (elf_target_id): Add AMDGCN_ELF_DATA.
+ * targets.c (amdgcn_elf64_le_vec): New.
+ (_bfd_target_vector): Add amdgcn_elf64_le_vec.
+
2022-03-01 Torbjörn Svensson <torbjorn.svensson@st.com>
Fred Eisele <fredrick.eisele@gmail.com>
diff --git a/bfd/Makefile.am b/bfd/Makefile.am
index 0f01384..b9a3f82 100644
--- a/bfd/Makefile.am
+++ b/bfd/Makefile.am
@@ -97,6 +97,7 @@ BFD64_LIBS_CFILES = archive64.c
ALL_MACHINES = \
cpu-aarch64.lo \
cpu-alpha.lo \
+ cpu-amdgcn.lo \
cpu-arc.lo \
cpu-arm.lo \
cpu-avr.lo \
@@ -182,6 +183,7 @@ ALL_MACHINES = \
ALL_MACHINES_CFILES = \
cpu-aarch64.c \
cpu-alpha.c \
+ cpu-amdgcn.c \
cpu-arc.c \
cpu-arm.c \
cpu-avr.c \
@@ -550,6 +552,7 @@ BFD64_BACKENDS = \
elf32-score.lo \
elf32-score7.lo \
elf64-alpha.lo \
+ elf64-amdgcn.lo \
elf64-gen.lo \
elf64-hppa.lo \
elf64-ia64.lo \
@@ -596,6 +599,7 @@ BFD64_BACKENDS_CFILES = \
elf32-score.c \
elf32-score7.c \
elf64-alpha.c \
+ elf64-amdgcn.c \
elf64-gen.c \
elf64-hppa.c \
elf64-ia64-vms.c \
diff --git a/bfd/Makefile.in b/bfd/Makefile.in
index b8e5ea0..934dd4b 100644
--- a/bfd/Makefile.in
+++ b/bfd/Makefile.in
@@ -564,6 +564,7 @@ BFD64_LIBS_CFILES = archive64.c
ALL_MACHINES = \
cpu-aarch64.lo \
cpu-alpha.lo \
+ cpu-amdgcn.lo \
cpu-arc.lo \
cpu-arm.lo \
cpu-avr.lo \
@@ -649,6 +650,7 @@ ALL_MACHINES = \
ALL_MACHINES_CFILES = \
cpu-aarch64.c \
cpu-alpha.c \
+ cpu-amdgcn.c \
cpu-arc.c \
cpu-arm.c \
cpu-avr.c \
@@ -1019,6 +1021,7 @@ BFD64_BACKENDS = \
elf32-score.lo \
elf32-score7.lo \
elf64-alpha.lo \
+ elf64-amdgcn.lo \
elf64-gen.lo \
elf64-hppa.lo \
elf64-ia64.lo \
@@ -1065,6 +1068,7 @@ BFD64_BACKENDS_CFILES = \
elf32-score.c \
elf32-score7.c \
elf64-alpha.c \
+ elf64-amdgcn.c \
elf64-gen.c \
elf64-hppa.c \
elf64-ia64-vms.c \
@@ -1480,6 +1484,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/corefile.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cpu-aarch64.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cpu-alpha.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cpu-amdgcn.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cpu-arc.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cpu-arm.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/cpu-avr.Plo@am__quote@
@@ -1646,6 +1651,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf32.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf64-aarch64.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf64-alpha.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf64-amdgcn.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf64-bpf.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf64-gen.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf64-hppa.Plo@am__quote@
diff --git a/bfd/archures.c b/bfd/archures.c
index d19b5d7..fac9fe8 100644
--- a/bfd/archures.c
+++ b/bfd/archures.c
@@ -559,6 +559,19 @@ DESCRIPTION
. bfd_arch_loongarch, {* LoongArch *}
.#define bfd_mach_loongarch32 1
.#define bfd_mach_loongarch64 2
+. bfd_arch_amdgcn, {* AMDGCN *}
+.#define bfd_mach_amdgcn_unknown 0x000
+.#define bfd_mach_amdgcn_gfx900 0x02c
+.#define bfd_mach_amdgcn_gfx904 0x02e
+.#define bfd_mach_amdgcn_gfx906 0x02f
+.#define bfd_mach_amdgcn_gfx908 0x030
+.#define bfd_mach_amdgcn_gfx90a 0x03f
+.#define bfd_mach_amdgcn_gfx1010 0x033
+.#define bfd_mach_amdgcn_gfx1011 0x034
+.#define bfd_mach_amdgcn_gfx1012 0x035
+.#define bfd_mach_amdgcn_gfx1030 0x036
+.#define bfd_mach_amdgcn_gfx1031 0x037
+.#define bfd_mach_amdgcn_gfx1032 0x038
. bfd_arch_last
. };
*/
@@ -614,6 +627,7 @@ DESCRIPTION
extern const bfd_arch_info_type bfd_aarch64_arch;
extern const bfd_arch_info_type bfd_alpha_arch;
+extern const bfd_arch_info_type bfd_amdgcn_arch;
extern const bfd_arch_info_type bfd_arc_arch;
extern const bfd_arch_info_type bfd_arm_arch;
extern const bfd_arch_info_type bfd_avr_arch;
@@ -704,6 +718,7 @@ static const bfd_arch_info_type * const bfd_archures_list[] =
#else
&bfd_aarch64_arch,
&bfd_alpha_arch,
+ &bfd_amdgcn_arch,
&bfd_arc_arch,
&bfd_arm_arch,
&bfd_avr_arch,
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index db41e7e..c0b563a 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -1938,6 +1938,19 @@ enum bfd_architecture
bfd_arch_loongarch, /* LoongArch */
#define bfd_mach_loongarch32 1
#define bfd_mach_loongarch64 2
+ bfd_arch_amdgcn, /* AMDGCN */
+#define bfd_mach_amdgcn_unknown 0x000
+#define bfd_mach_amdgcn_gfx900 0x02c
+#define bfd_mach_amdgcn_gfx904 0x02e
+#define bfd_mach_amdgcn_gfx906 0x02f
+#define bfd_mach_amdgcn_gfx908 0x030
+#define bfd_mach_amdgcn_gfx90a 0x03f
+#define bfd_mach_amdgcn_gfx1010 0x033
+#define bfd_mach_amdgcn_gfx1011 0x034
+#define bfd_mach_amdgcn_gfx1012 0x035
+#define bfd_mach_amdgcn_gfx1030 0x036
+#define bfd_mach_amdgcn_gfx1031 0x037
+#define bfd_mach_amdgcn_gfx1032 0x038
bfd_arch_last
};
diff --git a/bfd/config.bfd b/bfd/config.bfd
index 02f40d4..872685c 100644
--- a/bfd/config.bfd
+++ b/bfd/config.bfd
@@ -184,6 +184,7 @@ alpha*) targ_archs=bfd_alpha_arch ;;
am33_2.0*) targ_archs=bfd_mn10300_arch ;;
arc*) targ_archs=bfd_arc_arch ;;
arm*) targ_archs=bfd_arm_arch ;;
+amdgcn*) targ_archs=bfd_amdgcn_arch ;;
bfin*) targ_archs=bfd_bfin_arch ;;
c30*) targ_archs=bfd_tic30_arch ;;
c4x*) targ_archs=bfd_tic4x_arch ;;
@@ -321,6 +322,10 @@ case "${targ}" in
targ_defvec=alpha_ecoff_le_vec
want64=true
;;
+ amdgcn-*-*)
+ targ_defvec=amdgcn_elf64_le_vec
+ want64=true
+ ;;
ia64*-*-freebsd* | ia64*-*-netbsd* | ia64*-*-linux-* | ia64*-*-elf* | ia64*-*-kfreebsd*-gnu)
targ_defvec=ia64_elf64_le_vec
targ_selvecs="ia64_elf64_be_vec ia64_pei_vec"
diff --git a/bfd/configure b/bfd/configure
index 4502e52..0ef4c20 100755
--- a/bfd/configure
+++ b/bfd/configure
@@ -13364,6 +13364,7 @@ do
alpha_vms_vec) tb="$tb vms-alpha.lo vms-misc.lo vms-lib.lo"; target_size=64 ;;
alpha_vms_lib_txt_vec) tb="$tb vms-lib.lo vms-misc.lo" ;;
am33_elf32_linux_vec) tb="$tb elf32-am33lin.lo elf32.lo $elf" ;;
+ amdgcn_elf64_le_vec) tb="$tb elf64-amdgcn.lo elf64.lo $elf"; target_size=64 ;;
aout0_be_vec) tb="$tb aout0.lo aout32.lo" ;;
aout64_vec) tb="$tb demo64.lo aout64.lo"; target_size=64 ;;
aout_vec) tb="$tb host-aout.lo aout32.lo" ;;
diff --git a/bfd/configure.ac b/bfd/configure.ac
index 07f2074..9e87373 100644
--- a/bfd/configure.ac
+++ b/bfd/configure.ac
@@ -443,6 +443,7 @@ do
alpha_vms_vec) tb="$tb vms-alpha.lo vms-misc.lo vms-lib.lo"; target_size=64 ;;
alpha_vms_lib_txt_vec) tb="$tb vms-lib.lo vms-misc.lo" ;;
am33_elf32_linux_vec) tb="$tb elf32-am33lin.lo elf32.lo $elf" ;;
+ amdgcn_elf64_le_vec) tb="$tb elf64-amdgcn.lo elf64.lo $elf"; target_size=64 ;;
aout0_be_vec) tb="$tb aout0.lo aout32.lo" ;;
aout64_vec) tb="$tb demo64.lo aout64.lo"; target_size=64 ;;
aout_vec) tb="$tb host-aout.lo aout32.lo" ;;
diff --git a/bfd/cpu-amdgcn.c b/bfd/cpu-amdgcn.c
new file mode 100644
index 0000000..ef51e66
--- /dev/null
+++ b/bfd/cpu-amdgcn.c
@@ -0,0 +1,59 @@
+/* BFD support for the AMDGCN GPU architecture.
+
+ Copyright (C) 2019-2022 Free Software Foundation, Inc.
+
+ This file is part of BFD, the Binary File Descriptor library.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include "sysdep.h"
+#include "bfd.h"
+#include "libbfd.h"
+
+#define N(MACHINE, PRINTABLE_NAME, DEFAULT, NEXT) \
+ { \
+ 32, /* 32 bits in a word */ \
+ 64, /* 64 bits in an address */ \
+ 8, /* 8 bits in a byte */ \
+ bfd_arch_amdgcn, \
+ MACHINE, \
+ "amdgcn", \
+ PRINTABLE_NAME, \
+ 3, /* section align power */ \
+ DEFAULT, \
+ bfd_default_compatible, \
+ bfd_default_scan, \
+ bfd_arch_default_fill, \
+ NEXT, \
+ 0 \
+ }
+
+#define NN(index) (&arch_info_struct[index])
+
+static const bfd_arch_info_type arch_info_struct[] =
+{
+ N (bfd_mach_amdgcn_gfx904, "amdgcn:gfx904", false, NN (1)),
+ N (bfd_mach_amdgcn_gfx906, "amdgcn:gfx906", false, NN (2)),
+ N (bfd_mach_amdgcn_gfx908, "amdgcn:gfx908", false, NN (3)),
+ N (bfd_mach_amdgcn_gfx90a, "amdgcn:gfx90a", false, NN (4)),
+ N (bfd_mach_amdgcn_gfx1010, "amdgcn:gfx1010", false, NN (5)),
+ N (bfd_mach_amdgcn_gfx1011, "amdgcn:gfx1011", false, NN (6)),
+ N (bfd_mach_amdgcn_gfx1012, "amdgcn:gfx1012", false, NN (7)),
+ N (bfd_mach_amdgcn_gfx1030, "amdgcn:gfx1030", false, NN (8)),
+ N (bfd_mach_amdgcn_gfx1031, "amdgcn:gfx1031", false, NN (9)),
+ N (bfd_mach_amdgcn_gfx1032, "amdgcn:gfx1032", false, NULL)
+};
+
+const bfd_arch_info_type bfd_amdgcn_arch =
+ N (bfd_mach_amdgcn_gfx900, "amdgcn:gfx900", true, NN (0));
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index 4904e1e..5c3985f 100644
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -499,6 +499,7 @@ enum elf_target_id
{
AARCH64_ELF_DATA = 1,
ALPHA_ELF_DATA,
+ AMDGCN_ELF_DATA,
ARC_ELF_DATA,
ARM_ELF_DATA,
AVR_ELF_DATA,
diff --git a/bfd/elf64-amdgcn.c b/bfd/elf64-amdgcn.c
new file mode 100644
index 0000000..691fa0a
--- /dev/null
+++ b/bfd/elf64-amdgcn.c
@@ -0,0 +1,80 @@
+/* AMDGCN ELF support for BFD.
+
+ Copyright (C) 2019-2022 Free Software Foundation, Inc.
+
+ This file is part of BFD, the Binary File Descriptor library.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/* This file handles ELF files that are of the AMDGCN architecture. The
+ format is documented here:
+
+ https://llvm.org/docs/AMDGPUUsage.html#elf-code-object */
+
+#include "sysdep.h"
+#include "bfd.h"
+#include "libbfd.h"
+#include "elf-bfd.h"
+#include "elf/amdgpu.h"
+
+#include <string.h>
+
+static bool
+elf64_amdgcn_object_p (bfd *abfd)
+{
+ Elf_Internal_Ehdr *hdr = elf_elfheader (abfd);
+ unsigned int mach;
+ unsigned char osabi;
+ unsigned char osabi_version;
+
+ BFD_ASSERT (hdr->e_machine == EM_AMDGPU);
+
+ osabi = hdr->e_ident[EI_OSABI];
+ osabi_version = hdr->e_ident[EI_ABIVERSION];
+
+ /* Objects with OS ABI HSA version 2 encoded the GPU model differently (in a
+ note), but they are deprecated, so we don't need to support them. Reject
+ them specifically.
+
+ At the time of writing, all AMDGCN objects encode the specific GPU
+ model in the EF_AMDGPU_MACH field of e_flags. */
+ if (osabi == ELFOSABI_AMDGPU_HSA
+ && osabi_version < ELFABIVERSION_AMDGPU_HSA_V3)
+ return false;
+
+ mach = elf_elfheader (abfd)->e_flags & EF_AMDGPU_MACH;
+
+ /* Avoid matching non-AMDGCN AMDGPU objects (e.g. r600). */
+ if (mach < EF_AMDGPU_MACH_AMDGCN_MIN)
+ return false;
+
+ bfd_default_set_arch_mach (abfd, bfd_arch_amdgcn, mach);
+ return true;
+}
+
+
+#define TARGET_LITTLE_SYM amdgcn_elf64_le_vec
+#define TARGET_LITTLE_NAME "elf64-amdgcn"
+#define ELF_ARCH bfd_arch_amdgcn
+#define ELF_TARGET_ID AMDGCN_ELF_DATA
+#define ELF_MACHINE_CODE EM_AMDGPU
+#define ELF_MAXPAGESIZE 0x10000 /* 64KB */
+#define ELF_COMMONPAGESIZE 0x1000 /* 4KB */
+
+#define bfd_elf64_bfd_reloc_type_lookup bfd_default_reloc_type_lookup
+#define bfd_elf64_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup
+
+#define elf_backend_object_p elf64_amdgcn_object_p
+
+#include "elf64-target.h"
diff --git a/bfd/targets.c b/bfd/targets.c
index 18fec45..417743e 100644
--- a/bfd/targets.c
+++ b/bfd/targets.c
@@ -686,6 +686,7 @@ extern const bfd_target alpha_elf64_fbsd_vec;
extern const bfd_target alpha_vms_vec;
extern const bfd_target alpha_vms_lib_txt_vec;
extern const bfd_target am33_elf32_linux_vec;
+extern const bfd_target amdgcn_elf64_le_vec;
extern const bfd_target aout_vec;
extern const bfd_target arc_elf32_be_vec;
extern const bfd_target arc_elf32_le_vec;
@@ -998,6 +999,10 @@ static const bfd_target * const _bfd_target_vector[] =
#endif
#ifdef BFD64
+ &amdgcn_elf64_le_vec,
+#endif
+
+#ifdef BFD64
&alpha_ecoff_le_vec,
&alpha_elf64_vec,
&alpha_elf64_fbsd_vec,
generated by cgit v1.1 at 2024-11-23 04:47:44 +0000