Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/backends/arm_attrs.c b/backends/arm_attrs.c
new file mode 100644
index 0000000..6842b77
--- /dev/null
+++ b/backends/arm_attrs.c
@@ -0,0 +1,241 @@
+/* Object attribute tags for ARM.
+ Copyright (C) 2009 Red Hat, Inc.
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ 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 copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#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 *ebl __attribute__ ((unused)),
+ const char *vendor, int tag, uint64_t value,
+ 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;
+}