gdb: fix vfork with multiple threads

[deliverable/binutils-gdb.git] / elfcpp / powerpc.h

diff --git a/elfcpp/powerpc.h b/elfcpp/powerpc.h
index fb4256bdafe8d77e1c9d2b0a096c9e3685086816..b17777be7bdff1ece55359e6d6bc94730c1cd019 100644 (file)
--- a/elfcpp/powerpc.h
+++ b/elfcpp/powerpc.h
@@ -1,6 +1,6 @@
 // powerpc.h -- ELF definitions specific to EM_PPC and EM_PPC64  -*- C++ -*-
 
-// Copyright 2008, 2010, 2012 Free Software Foundation, Inc.
+// Copyright (C) 2008-2021 Free Software Foundation, Inc.
 // Written by David S. Miller <davem@davemloft.net>.
 
 // This file is part of elfcpp.
@@ -176,6 +176,39 @@ enum
   R_PPC_EMB_BIT_FLD = 115,
   R_PPC64_DTPREL16_HIGHA = 115,
   R_PPC_EMB_RELSDA = 116,
+  R_PPC64_REL24_NOTOC = 116,
+  R_PPC64_ADDR64_LOCAL = 117,
+  R_PPC64_ENTRY = 118,
+  R_POWERPC_PLTSEQ = 119,
+  R_POWERPC_PLTCALL = 120,
+  R_PPC64_PLTSEQ_NOTOC = 121,
+  R_PPC64_PLTCALL_NOTOC = 122,
+  R_PPC64_PCREL_OPT = 123,
+
+  R_PPC64_D34 = 128,
+  R_PPC64_D34_LO = 129,
+  R_PPC64_D34_HI30 = 130,
+  R_PPC64_D34_HA30 = 131,
+  R_PPC64_PCREL34 = 132,
+  R_PPC64_GOT_PCREL34 = 133,
+  R_PPC64_PLT_PCREL34 = 134,
+  R_PPC64_PLT_PCREL34_NOTOC = 135,
+  R_PPC64_ADDR16_HIGHER34 = 136,
+  R_PPC64_ADDR16_HIGHERA34 = 137,
+  R_PPC64_ADDR16_HIGHEST34 = 138,
+  R_PPC64_ADDR16_HIGHESTA34 = 139,
+  R_PPC64_REL16_HIGHER34 = 140,
+  R_PPC64_REL16_HIGHERA34 = 141,
+  R_PPC64_REL16_HIGHEST34 = 142,
+  R_PPC64_REL16_HIGHESTA34 = 143,
+  R_PPC64_D28 = 144,
+  R_PPC64_PCREL28 = 145,
+  R_PPC64_TPREL34 = 146,
+  R_PPC64_DTPREL34 = 147,
+  R_PPC64_GOT_TLSGD_PCREL34 = 148,
+  R_PPC64_GOT_TLSLD_PCREL34 = 149,
+  R_PPC64_GOT_TPREL_PCREL34 = 150,
+  R_PPC64_GOT_DTPREL_PCREL34 = 151,
 
   R_PPC_VLE_REL8 = 216,
   R_PPC_VLE_REL15 = 217,
@@ -195,6 +228,14 @@ enum
   R_PPC_VLE_SDAREL_HA16A = 231,
   R_PPC_VLE_SDAREL_HA16D = 232,
 
+  R_PPC64_REL16_HIGH = 240,
+  R_PPC64_REL16_HIGHA = 241,
+  R_PPC64_REL16_HIGHER = 242,
+  R_PPC64_REL16_HIGHERA = 243,
+  R_PPC64_REL16_HIGHEST = 244,
+  R_PPC64_REL16_HIGHESTA = 245,
+
+  R_POWERPC_REL16DX_HA = 246,
   R_PPC64_JMP_IREL = 247,
   R_POWERPC_IRELATIVE = 248,
   R_POWERPC_REL16 = 249,
@@ -214,6 +255,99 @@ enum
   EF_PPC_RELOCATABLE_LIB = 0x00008000, // PowerPC -mrelocatable-lib flag.  */
 };
 
+// e_flags values defined for powerpc64
+enum
+{
+  // ABI version
+  // 1 for original function descriptor using ABI,
+  // 2 for revised ABI without function descriptors,
+  // 0 for unspecified or not using any features affected by the differences.
+  EF_PPC64_ABI = 3
+};
+
+// Object attribute tags.  0-3 are generic.
+enum
+{
+  // 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
+};
+
+// DT_PPC_OPT bits
+enum
+{
+  PPC_OPT_TLS = 1
+};
+
+// DT_PPC64_OPT bits
+enum
+{
+  PPC64_OPT_TLS = 1,
+  PPC64_OPT_MULTI_TOC = 2,
+  PPC64_OPT_LOCALENTRY = 4
+};
+
+enum
+{
+  // The ELFv2 ABI uses three bits in the symbol st_other field of a
+  // function definition to specify the number of instructions between a
+  // function's global entry point and local entry point.
+  // The global entry point is used when it is necessary to set up the
+  // toc pointer (r2) for the function.  Callers must enter the global
+  // entry point with r12 set to the global entry point address.  On
+  // return from the function, r2 may have a different value to that
+  // which it had on entry.
+  // The local entry point is used when r2 is known to already be valid
+  // for the function.  There is no requirement on r12 when using the
+  // local entry point, and on return r2 will contain the same value as
+  // at entry.
+  // A value of zero in these bits means that the function has a single
+  // entry point with no requirement on r12 or r2, and that on return r2
+  // will contain the same value as at entry.
+  // Values of one and seven are reserved.
+
+  STO_PPC64_LOCAL_BIT = 5,
+  STO_PPC64_LOCAL_MASK = 0xE0
+};
+
+// 3 bit other field to bytes.
+static inline unsigned int
+ppc64_decode_local_entry(unsigned int other)
+{
+  return ((1 << other) >> 2) << 2;
+}
+
+// bytes to field value.
+static inline unsigned int
+ppc64_encode_local_entry(unsigned int val)
+{
+  return (val >= 4 * 4
+         ? (val >= 8 * 4
+            ? (val >= 16 * 4 ? 6 : 5)
+            : 4)
+         : (val >= 2 * 4
+            ? 3
+            : (val >= 1 * 4 ? 2 : 0)));
+}
+
 } // End namespace elfcpp.
 
 #endif // !defined(ELFCPP_POWERPC_H)