diff options
Diffstat (limited to 'backends/arm_attrs.c')
| -rw-r--r-- | backends/arm_attrs.c | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/backends/arm_attrs.c b/backends/arm_attrs.c new file mode 100644 index 00000000..84f4d451 --- /dev/null +++ b/backends/arm_attrs.c @@ -0,0 +1,242 @@ +/* Object attribute tags for ARM. + Copyright (C) 2009 Red Hat, Inc. + This file is part of Red Hat elfutils. + + Red Hat elfutils 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; version 2 of the License. + + Red Hat elfutils 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 Red Hat elfutils; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. + + Red Hat elfutils is an included package of the Open Invention Network. + An included package of the Open Invention Network is a package for which + Open Invention Network licensees cross-license their patents. No patent + license is granted, either expressly or impliedly, by designation as an + included package. Should you wish to participate in the Open Invention + Network licensing program, please visit www.openinventionnetwork.com + <http://www.openinventionnetwork.com>. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <string.h> +#include <dwarf.h> + +#define BACKEND arm_ +#include "libebl_CPU.h" + +#define KNOWN_VALUES(...) do \ + { \ + static const char *table[] = { __VA_ARGS__ }; \ + if (value < sizeof table / sizeof table[0]) \ + *value_name = table[value]; \ + } while (0) + +bool +arm_check_object_attribute (ebl, vendor, tag, value, tag_name, value_name) + Ebl *ebl __attribute__ ((unused)); + const char *vendor; + int tag; + uint64_t value __attribute__ ((unused)); + const char **tag_name; + const char **value_name; +{ + if (!strcmp (vendor, "aeabi")) + switch (tag) + { + case 4: + *tag_name = "CPU_raw_name"; + return true; + case 5: + *tag_name = "CPU_name"; + return true; + case 6: + *tag_name = "CPU_arch"; + KNOWN_VALUES ("Pre-v4", + "v4", + "v4T", + "v5T", + "v5TE", + "v5TEJ", + "v6", + "v6KZ", + "v6T2", + "v6K", + "v7", + "v6-M", + "v6S-M"); + return true; + case 7: + *tag_name = "CPU_arch_profile"; + switch (value) + { + case 'A': + *value_name = "Application"; + break; + case 'R': + *value_name = "Realtime"; + break; + case 'M': + *value_name = "Microcontroller"; + break; + } + return true; + case 8: + *tag_name = "ARM_ISA_use"; + KNOWN_VALUES ("No", "Yes"); + return true; + case 9: + *tag_name = "THUMB_ISA_use"; + KNOWN_VALUES ("No", "Thumb-1", "Thumb-2"); + return true; + case 10: + *tag_name = "VFP_arch"; + KNOWN_VALUES ("No", "VFPv1", "VFPv2", "VFPv3", "VFPv3-D16"); + return true; + case 11: + *tag_name = "WMMX_arch"; + KNOWN_VALUES ("No", "WMMXv1", "WMMXv2"); + return true; + case 12: + *tag_name = "Advanced_SIMD_arch"; + KNOWN_VALUES ("No", "NEONv1"); + return true; + case 13: + *tag_name = "PCS_config"; + KNOWN_VALUES ("None", + "Bare platform", + "Linux application", + "Linux DSO", + "PalmOS 2004", + "PalmOS (reserved)", + "SymbianOS 2004", + "SymbianOS (reserved)"); + return true; + case 14: + *tag_name = "ABI_PCS_R9_use"; + KNOWN_VALUES ("V6", "SB", "TLS", "Unused"); + return true; + case 15: + *tag_name = "ABI_PCS_RW_data"; + KNOWN_VALUES ("Absolute", "PC-relative", "SB-relative", "None"); + return true; + case 16: + *tag_name = "ABI_PCS_RO_data"; + KNOWN_VALUES ("Absolute", "PC-relative", "None"); + return true; + case 17: + *tag_name = "ABI_PCS_GOT_use"; + KNOWN_VALUES ("None", "direct", "GOT-indirect"); + return true; + case 18: + *tag_name = "ABI_PCS_wchar_t"; + return true; + case 19: + *tag_name = "ABI_FP_rounding"; + KNOWN_VALUES ("Unused", "Needed"); + return true; + case 20: + *tag_name = "ABI_FP_denormal"; + KNOWN_VALUES ("Unused", "Needed", "Sign only"); + return true; + case 21: + *tag_name = "ABI_FP_exceptions"; + KNOWN_VALUES ("Unused", "Needed"); + return true; + case 22: + *tag_name = "ABI_FP_user_exceptions"; + KNOWN_VALUES ("Unused", "Needed"); + return true; + case 23: + *tag_name = "ABI_FP_number_model"; + KNOWN_VALUES ("Unused", "Finite", "RTABI", "IEEE 754"); + return true; + case 24: + *tag_name = "ABI_align8_needed"; + KNOWN_VALUES ("No", "Yes", "4-byte"); + return true; + case 25: + *tag_name = "ABI_align8_preserved"; + KNOWN_VALUES ("No", "Yes, except leaf SP", "Yes"); + return true; + case 26: + *tag_name = "ABI_enum_size"; + KNOWN_VALUES ("Unused", "small", "int", "forced to int"); + return true; + case 27: + *tag_name = "ABI_HardFP_use"; + KNOWN_VALUES ("as VFP_arch", "SP only", "DP only", "SP and DP"); + return true; + case 28: + *tag_name = "ABI_VFP_args"; + KNOWN_VALUES ("AAPCS", "VFP registers", "custom"); + return true; + case 29: + *tag_name = "ABI_WMMX_args"; + KNOWN_VALUES ("AAPCS", "WMMX registers", "custom"); + return true; + case 30: + *tag_name = "ABI_optimization_goals"; + KNOWN_VALUES ("None", + "Prefer Speed", + "Aggressive Speed", + "Prefer Size", + "Aggressive Size", + "Prefer Debug", + "Aggressive Debug"); + return true; + case 31: + *tag_name = "ABI_FP_optimization_goals"; + KNOWN_VALUES ("None", + "Prefer Speed", + "Aggressive Speed", + "Prefer Size", + "Aggressive Size", + "Prefer Accuracy", + "Aggressive Accuracy"); + return true; + case 34: + *tag_name = "CPU_unaligned_access"; + KNOWN_VALUES ("None", "v6"); + return true; + case 36: + *tag_name = "VFP_HP_extension"; + KNOWN_VALUES ("Not Allowed", "Allowed"); + return true; + case 38: + *tag_name = "ABI_FP_16bit_format"; + KNOWN_VALUES ("None", "IEEE 754", "Alternative Format"); + return true; + case 64: + *tag_name = "nodefaults"; + return true; + case 65: + *tag_name = "also_compatible_with"; + return true; + case 66: + *tag_name = "T2EE_use"; + KNOWN_VALUES ("Not Allowed", "Allowed"); + return true; + case 67: + *tag_name = "conformance"; + return true; + case 68: + *tag_name = "Virtualization_use"; + KNOWN_VALUES ("Not Allowed", "Allowed"); + return true; + case 70: + *tag_name = "MPextension_use"; + KNOWN_VALUES ("Not Allowed", "Allowed"); + return true; + } + + return false; +} |