sdcc-3.9.0 fork implementing GNU assembler syntax

This fork aims to provide better support for stm8-binutils

1 files changed, 251 insertions, 0 deletions

diff --git a/support/sdbinutils/include/elf/ppc.h b/support/sdbinutils/include/elf/ppc.h
new file mode 100644
index 0000000..3de200c
--- /dev/null
+++ b/support/sdbinutils/include/elf/ppc.h
@@ -0,0 +1,251 @@
+/* PPC ELF support for BFD.
+   Copyright (C) 1995-2018 Free Software Foundation, Inc.
+
+   By Michael Meissner, Cygnus Support, <meissner@cygnus.com>,
+   from information in the System V Application Binary Interface,
+   PowerPC Processor Supplement and the PowerPC Embedded Application
+   Binary Interface (eabi).
+
+   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, write to the Free Software
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+/* This file holds definitions specific to the PPC ELF ABI.  Note
+   that most of this is not actually implemented by BFD.  */
+
+#ifndef _ELF_PPC_H
+#define _ELF_PPC_H
+
+#include "elf/reloc-macros.h"
+
+/* Relocations.  */
+START_RELOC_NUMBERS (elf_ppc_reloc_type)
+  RELOC_NUMBER (R_PPC_NONE,		  0)
+  RELOC_NUMBER (R_PPC_ADDR32,		  1)
+  RELOC_NUMBER (R_PPC_ADDR24,		  2)
+  RELOC_NUMBER (R_PPC_ADDR16,		  3)
+  RELOC_NUMBER (R_PPC_ADDR16_LO,	  4)
+  RELOC_NUMBER (R_PPC_ADDR16_HI,	  5)
+  RELOC_NUMBER (R_PPC_ADDR16_HA,	  6)
+  RELOC_NUMBER (R_PPC_ADDR14,		  7)
+  RELOC_NUMBER (R_PPC_ADDR14_BRTAKEN,	  8)
+  RELOC_NUMBER (R_PPC_ADDR14_BRNTAKEN,	  9)
+  RELOC_NUMBER (R_PPC_REL24,		 10)
+  RELOC_NUMBER (R_PPC_REL14,		 11)
+  RELOC_NUMBER (R_PPC_REL14_BRTAKEN,	 12)
+  RELOC_NUMBER (R_PPC_REL14_BRNTAKEN,	 13)
+  RELOC_NUMBER (R_PPC_GOT16,		 14)
+  RELOC_NUMBER (R_PPC_GOT16_LO,		 15)
+  RELOC_NUMBER (R_PPC_GOT16_HI,		 16)
+  RELOC_NUMBER (R_PPC_GOT16_HA,		 17)
+  RELOC_NUMBER (R_PPC_PLTREL24,		 18)
+  RELOC_NUMBER (R_PPC_COPY,		 19)
+  RELOC_NUMBER (R_PPC_GLOB_DAT,		 20)
+  RELOC_NUMBER (R_PPC_JMP_SLOT,		 21)
+  RELOC_NUMBER (R_PPC_RELATIVE,		 22)
+  RELOC_NUMBER (R_PPC_LOCAL24PC,	 23)
+  RELOC_NUMBER (R_PPC_UADDR32,		 24)
+  RELOC_NUMBER (R_PPC_UADDR16,		 25)
+  RELOC_NUMBER (R_PPC_REL32,		 26)
+  RELOC_NUMBER (R_PPC_PLT32,		 27)
+  RELOC_NUMBER (R_PPC_PLTREL32,		 28)
+  RELOC_NUMBER (R_PPC_PLT16_LO,		 29)
+  RELOC_NUMBER (R_PPC_PLT16_HI,		 30)
+  RELOC_NUMBER (R_PPC_PLT16_HA,		 31)
+  RELOC_NUMBER (R_PPC_SDAREL16,		 32)
+  RELOC_NUMBER (R_PPC_SECTOFF,		 33)
+  RELOC_NUMBER (R_PPC_SECTOFF_LO,	 34)
+  RELOC_NUMBER (R_PPC_SECTOFF_HI,	 35)
+  RELOC_NUMBER (R_PPC_SECTOFF_HA,	 36)
+  RELOC_NUMBER (R_PPC_ADDR30,		 37)
+
+#ifndef RELOC_MACROS_GEN_FUNC
+/* Relocations only used internally by ld.  If you need to use these
+   reloc numbers, you can change them to some other unused value
+   without affecting the ABI.  They will never appear in object files.  */
+  RELOC_NUMBER (R_PPC_RELAX,		 48)
+  RELOC_NUMBER (R_PPC_RELAX_PLT,	 49)
+  RELOC_NUMBER (R_PPC_RELAX_PLTREL24,	 50)
+/* Reloc only used internally by gas.  As above, value is unimportant.  */
+  RELOC_NUMBER (R_PPC_16DX_HA,		 51)
+#endif
+
+  /* Relocs added to support TLS.  */
+  RELOC_NUMBER (R_PPC_TLS,		 67)
+  RELOC_NUMBER (R_PPC_DTPMOD32,		 68)
+  RELOC_NUMBER (R_PPC_TPREL16,		 69)
+  RELOC_NUMBER (R_PPC_TPREL16_LO,	 70)
+  RELOC_NUMBER (R_PPC_TPREL16_HI,	 71)
+  RELOC_NUMBER (R_PPC_TPREL16_HA,	 72)
+  RELOC_NUMBER (R_PPC_TPREL32,		 73)
+  RELOC_NUMBER (R_PPC_DTPREL16,		 74)
+  RELOC_NUMBER (R_PPC_DTPREL16_LO,	 75)
+  RELOC_NUMBER (R_PPC_DTPREL16_HI,	 76)
+  RELOC_NUMBER (R_PPC_DTPREL16_HA,	 77)
+  RELOC_NUMBER (R_PPC_DTPREL32,		 78)
+  RELOC_NUMBER (R_PPC_GOT_TLSGD16,	 79)
+  RELOC_NUMBER (R_PPC_GOT_TLSGD16_LO,	 80)
+  RELOC_NUMBER (R_PPC_GOT_TLSGD16_HI,	 81)
+  RELOC_NUMBER (R_PPC_GOT_TLSGD16_HA,	 82)
+  RELOC_NUMBER (R_PPC_GOT_TLSLD16,	 83)
+  RELOC_NUMBER (R_PPC_GOT_TLSLD16_LO,	 84)
+  RELOC_NUMBER (R_PPC_GOT_TLSLD16_HI,	 85)
+  RELOC_NUMBER (R_PPC_GOT_TLSLD16_HA,	 86)
+  RELOC_NUMBER (R_PPC_GOT_TPREL16,	 87)
+  RELOC_NUMBER (R_PPC_GOT_TPREL16_LO,	 88)
+  RELOC_NUMBER (R_PPC_GOT_TPREL16_HI,	 89)
+  RELOC_NUMBER (R_PPC_GOT_TPREL16_HA,	 90)
+  RELOC_NUMBER (R_PPC_GOT_DTPREL16,	 91)
+  RELOC_NUMBER (R_PPC_GOT_DTPREL16_LO,	 92)
+  RELOC_NUMBER (R_PPC_GOT_DTPREL16_HI,	 93)
+  RELOC_NUMBER (R_PPC_GOT_DTPREL16_HA,	 94)
+  RELOC_NUMBER (R_PPC_TLSGD,		 95)
+  RELOC_NUMBER (R_PPC_TLSLD,		 96)
+
+/* The remaining relocs are from the Embedded ELF ABI, and are not
+   in the SVR4 ELF ABI.  */
+  RELOC_NUMBER (R_PPC_EMB_NADDR32,	101)
+  RELOC_NUMBER (R_PPC_EMB_NADDR16,	102)
+  RELOC_NUMBER (R_PPC_EMB_NADDR16_LO,	103)
+  RELOC_NUMBER (R_PPC_EMB_NADDR16_HI,	104)
+  RELOC_NUMBER (R_PPC_EMB_NADDR16_HA,	105)
+  RELOC_NUMBER (R_PPC_EMB_SDAI16,	106)
+  RELOC_NUMBER (R_PPC_EMB_SDA2I16,	107)
+  RELOC_NUMBER (R_PPC_EMB_SDA2REL,	108)
+  RELOC_NUMBER (R_PPC_EMB_SDA21,	109)
+  RELOC_NUMBER (R_PPC_EMB_MRKREF,	110)
+  RELOC_NUMBER (R_PPC_EMB_RELSEC16,	111)
+  RELOC_NUMBER (R_PPC_EMB_RELST_LO,	112)
+  RELOC_NUMBER (R_PPC_EMB_RELST_HI,	113)
+  RELOC_NUMBER (R_PPC_EMB_RELST_HA,	114)
+  RELOC_NUMBER (R_PPC_EMB_BIT_FLD,	115)
+  RELOC_NUMBER (R_PPC_EMB_RELSDA,	116)
+
+/* PowerPC VLE relocations.  */
+  RELOC_NUMBER (R_PPC_VLE_REL8,		216)
+  RELOC_NUMBER (R_PPC_VLE_REL15,	217)
+  RELOC_NUMBER (R_PPC_VLE_REL24,	218)
+  RELOC_NUMBER (R_PPC_VLE_LO16A,	219)
+  RELOC_NUMBER (R_PPC_VLE_LO16D,	220)
+  RELOC_NUMBER (R_PPC_VLE_HI16A,	221)
+  RELOC_NUMBER (R_PPC_VLE_HI16D,	222)
+  RELOC_NUMBER (R_PPC_VLE_HA16A,	223)
+  RELOC_NUMBER (R_PPC_VLE_HA16D,	224)
+  RELOC_NUMBER (R_PPC_VLE_SDA21,	225)
+  RELOC_NUMBER (R_PPC_VLE_SDA21_LO,	226)
+  RELOC_NUMBER (R_PPC_VLE_SDAREL_LO16A,	227)
+  RELOC_NUMBER (R_PPC_VLE_SDAREL_LO16D,	228)
+  RELOC_NUMBER (R_PPC_VLE_SDAREL_HI16A,	229)
+  RELOC_NUMBER (R_PPC_VLE_SDAREL_HI16D,	230)
+  RELOC_NUMBER (R_PPC_VLE_SDAREL_HA16A,	231)
+  RELOC_NUMBER (R_PPC_VLE_SDAREL_HA16D,	232)
+  RELOC_NUMBER (R_PPC_VLE_ADDR20,	233)
+
+/* Power9 split rel16 for addpcis.  */
+  RELOC_NUMBER (R_PPC_REL16DX_HA,	246)
+
+/* Support STT_GNU_IFUNC plt calls.  */
+  RELOC_NUMBER (R_PPC_IRELATIVE,	248)
+
+/* These are GNU extensions used in PIC code sequences.  */
+  RELOC_NUMBER (R_PPC_REL16,		249)
+  RELOC_NUMBER (R_PPC_REL16_LO,		250)
+  RELOC_NUMBER (R_PPC_REL16_HI,		251)
+  RELOC_NUMBER (R_PPC_REL16_HA,		252)
+
+/* These are GNU extensions to enable C++ vtable garbage collection.  */
+  RELOC_NUMBER (R_PPC_GNU_VTINHERIT,	253)
+  RELOC_NUMBER (R_PPC_GNU_VTENTRY,	254)
+
+/* This is a phony reloc to handle any old fashioned TOC16 references
+   that may still be in object files.  */
+  RELOC_NUMBER (R_PPC_TOC16,		255)
+
+END_RELOC_NUMBERS (R_PPC_max)
+
+#define IS_PPC_TLS_RELOC(R) \
+  ((R) >= R_PPC_TLS && (R) <= R_PPC_GOT_DTPREL16_HA)
+
+/* Specify the value of _GLOBAL_OFFSET_TABLE_.  */
+#define DT_PPC_GOT		(DT_LOPROC)
+
+/* Specify that tls descriptors should be optimized.  */
+#define DT_PPC_OPT		(DT_LOPROC + 1)
+#define PPC_OPT_TLS		1
+
+/* Processor specific flags for the ELF header e_flags field.  */
+
+#define	EF_PPC_EMB		0x80000000	/* PowerPC embedded flag.  */
+
+#define	EF_PPC_RELOCATABLE	0x00010000	/* PowerPC -mrelocatable flag.  */
+#define	EF_PPC_RELOCATABLE_LIB	0x00008000	/* PowerPC -mrelocatable-lib flag.  */
+
+/* Processor specific program headers, p_flags field.  */
+#define PF_PPC_VLE		0x10000000	/* PowerPC VLE.  */
+
+/* Processor specific section headers, sh_flags field.  */
+#define SHF_PPC_VLE		0x10000000	/* PowerPC VLE text section.  */
+
+/* Processor specific section headers, sh_type field.  */
+
+#define SHT_ORDERED		SHT_HIPROC	/* Link editor is to sort the \
+						   entries in this section \
+						   based on the address \
+						   specified in the associated \
+						   symbol table entry.  */
+
+/* APUinfo note section.  */
+#define APUINFO_SECTION_NAME	".PPC.EMB.apuinfo"
+#define APUINFO_LABEL		"APUinfo"
+
+#define PPC_APUINFO_ISEL	0x40
+#define PPC_APUINFO_PMR		0x41
+#define PPC_APUINFO_RFMCI	0x42
+#define PPC_APUINFO_CACHELCK	0x43
+#define PPC_APUINFO_SPE		0x100
+#define PPC_APUINFO_EFS		0x101
+#define PPC_APUINFO_BRLOCK	0x102
+#define PPC_APUINFO_VLE		0x104
+
+/* Object attribute tags.  */
+enum
+{
+  /* 0-3 are generic.  */
+
+  /* FP ABI, low 2 bits:
+     1 for double precision hard-float,
+     2 for soft-float,
+     3 for single precision hard-float.
+     0 for not tagged or not using any ABIs affected by the differences.
+     Next 2 bits:
+     1 for ibm long double
+     2 for 64-bit long double
+     3 for IEEE long double.
+     0 for not tagged or not using any ABIs affected by the differences.  */
+  Tag_GNU_Power_ABI_FP = 4,
+
+  /* Value 1 for general purpose registers only, 2 for AltiVec
+     registers, 3 for SPE registers; 0 for not tagged or not using any
+     ABIs affected by the differences.  */
+  Tag_GNU_Power_ABI_Vector = 8,
+
+  /* Value 1 for ABIs using r3/r4 for returning structures <= 8 bytes,
+     2 for ABIs using memory; 0 for not tagged or not using any ABIs
+     affected by the differences.  */
+  Tag_GNU_Power_ABI_Struct_Return = 12
+};
+
+#endif /* _ELF_PPC_H */