PowerPC PPE42 modifications

bfd/bfd-in2.h

@@ -3183,6 +3183,7 @@ instruction.  */
   BFD_RELOC_PPC_EMB_RELST_HA,
   BFD_RELOC_PPC_EMB_BIT_FLD,
   BFD_RELOC_PPC_EMB_RELSDA,
+  BFD_RELOC_PPC_PPE_REL10,
   BFD_RELOC_PPC_VLE_REL8,
   BFD_RELOC_PPC_VLE_REL15,
   BFD_RELOC_PPC_VLE_REL24,

bfd/elf32-ppc.c

@@ -1402,6 +1402,22 @@ static reloc_howto_type ppc_elf_howto_raw[] = {
 	 0xffff,		/* dst_mask */
 	 FALSE),		/* pcrel_offset */
 
+	  /* A relative 12 bit branch.  */
+  HOWTO (R_PPC_PPE_REL10,	/* type */
+	 1,			/* rightshift */
+	 2,			/* size (0 = byte, 1 = short, 2 = long) */
+	 10,			/* bitsize */
+	 TRUE,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 bfd_elf_generic_reloc,	/* special_function */
+	 "R_PPC_PPE_REL10",	/* name */
+	 FALSE,			/* partial_inplace */
+	 0,			/* src_mask */
+	 0x7fe,			/* dst_mask */
+	 TRUE),			/* pcrel_offset */
+
+
   /* A relative 8 bit branch.  */
   HOWTO (R_PPC_VLE_REL8,	/* type */
 	 1,			/* rightshift */
@@ -1958,6 +1974,7 @@ ppc_elf_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
     case BFD_RELOC_PPC_EMB_RELST_HA:	r = R_PPC_EMB_RELST_HA;		break;
     case BFD_RELOC_PPC_EMB_BIT_FLD:	r = R_PPC_EMB_BIT_FLD;		break;
     case BFD_RELOC_PPC_EMB_RELSDA:	r = R_PPC_EMB_RELSDA;		break;
+    case BFD_RELOC_PPC_PPE_REL10:	r = R_PPC_PPE_REL10;		break;
     case BFD_RELOC_PPC_VLE_REL8:	r = R_PPC_VLE_REL8;		break;
     case BFD_RELOC_PPC_VLE_REL15:	r = R_PPC_VLE_REL15;		break;
     case BFD_RELOC_PPC_VLE_REL24:	r = R_PPC_VLE_REL24;		break;
@@ -4121,6 +4138,7 @@ ppc_elf_check_relocs (bfd *abfd,
 	    }
 	  break;
 
+	case R_PPC_PPE_REL10:
 	case R_PPC_VLE_REL8:
 	case R_PPC_VLE_REL15:
 	case R_PPC_VLE_REL24:
@@ -8236,6 +8254,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 	case R_PPC_UADDR16:
 	  goto dodyn;
 
+	case R_PPC_PPE_REL10:
 	case R_PPC_VLE_REL8:
 	case R_PPC_VLE_REL15:
 	case R_PPC_VLE_REL24:

bfd/libbfd.h

@@ -1359,6 +1359,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
   "BFD_RELOC_PPC_EMB_RELST_HA",
   "BFD_RELOC_PPC_EMB_BIT_FLD",
   "BFD_RELOC_PPC_EMB_RELSDA",
+  "BFD_RELOC_PPC_PPE_REL10",
   "BFD_RELOC_PPC_VLE_REL8",
   "BFD_RELOC_PPC_VLE_REL15",
   "BFD_RELOC_PPC_VLE_REL24",

bfd/reloc.c

@@ -2815,6 +2815,8 @@ ENUMX
   BFD_RELOC_PPC_EMB_BIT_FLD
 ENUMX
   BFD_RELOC_PPC_EMB_RELSDA
+ENUMX
+  BFD_RELOC_PPC_PPE_REL10
 ENUMX
   BFD_RELOC_PPC_VLE_REL8
 ENUMX

configure.ac

@@ -141,7 +141,7 @@ host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktr
 # binutils, gas and ld appear in that order because it makes sense to run
 # "make check" in that particular order.
 # If --enable-gold is used, "gold" may replace "ld".
-host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools"
+host_tools="flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools"
 
 # libgcj represents the runtime libraries only used by gcj.
 libgcj="target-libffi \

elfcpp/powerpc.h

@@ -177,6 +177,8 @@ enum
   R_PPC64_DTPREL16_HIGHA = 115,
   R_PPC_EMB_RELSDA = 116,
 
+  R_PPC_PPE_REL10 = 200,
+
   R_PPC_VLE_REL8 = 216,
   R_PPC_VLE_REL15 = 217,
   R_PPC_VLE_REL24 = 218,
@@ -204,6 +206,7 @@ enum
   R_POWERPC_GNU_VTINHERIT = 253,
   R_POWERPC_GNU_VTENTRY = 254,
   R_PPC_TOC16 = 255,
+
 };
 
 // e_flags values defined for powerpc

gas/config/tc-ppc.c

@@ -364,6 +364,36 @@ static const struct pd_reg pre_defined_registers[] =
 
   { "ctr", 9 },
 
+  { "d.0", 0 },    /* Double Word Regs for PPE */
+  { "d.1", 1 }, 
+  { "d.2", 2 },    
+  { "d.28", 28 },
+  { "d.29", 29 },
+  { "d.3", 3 },
+  { "d.30", 30 },
+  { "d.31", 31 },
+  { "d.4", 4 },
+  { "d.5", 5 },
+  { "d.6", 6 },
+  { "d.7", 7 },
+  { "d.8", 8 },
+  { "d.9", 9 },
+
+  { "d0", 0 },     /* More Double Word Regs for PPE */
+  { "d1", 1 },  
+  { "d2", 2 },    
+  { "d28", 28 },
+  { "d29", 29 },
+  { "d3", 3 },
+  { "d30", 30 },
+  { "d31", 31 },
+  { "d4", 4 },
+  { "d5", 5 },
+  { "d6", 6 },
+  { "d7", 7 },
+  { "d8", 8 },
+  { "d9", 9 },
+
   { "dar", 19 },    /* Data Access Register */
   { "dec", 22 },    /* Decrementer */
   { "dsisr", 18 },  /* Data Storage Interrupt Status Register */
@@ -1272,6 +1302,7 @@ PowerPC options:\n\
                         generate code for PowerPC 603/604\n\
 -m403                   generate code for PowerPC 403\n\
 -m405                   generate code for PowerPC 405\n\
+-mppe42                 generate code for PowerPC ppe\n\
 -m440                   generate code for PowerPC 440\n\
 -m464                   generate code for PowerPC 464\n\
 -m476                   generate code for PowerPC 476\n\
@@ -1362,7 +1393,7 @@ ppc_arch (void)
   const char *default_cpu = TARGET_CPU;
   ppc_set_cpu ();
 
-  if ((ppc_cpu & PPC_OPCODE_PPC) != 0)
+  if ((ppc_cpu & (PPC_OPCODE_PPC | PPC_OPCODE_PPE)) != 0)
     return bfd_arch_powerpc;
   if ((ppc_cpu & PPC_OPCODE_VLE) != 0)
     return bfd_arch_powerpc;
@@ -1820,6 +1851,47 @@ ppc_insert_operand (unsigned long insn,
 	as_bad_value_out_of_range (_("operand"), val, min, max, file, line);
     }
 
+
+  if (cpu & PPC_OPCODE_PPE)
+  {
+    if (operand->flags & (PPC_OPERAND_GPR | PPC_OPERAND_GPR_0))
+      switch(val)
+      {
+      case 0: case 1: case 2: case 3: case 4: case 5: case 6:
+      case 7: case 8: case 9: case 10: case 13:
+      case 28: case 29: case 30: case 31:
+        break;
+       /* do nothing */
+      default:
+        if (val > 1 && val < 31)
+          as_bad_where (file, line, "%s %d", "Invalid PPE register: ", (int)val);
+        break;
+      }
+    else if (operand->flags & PPC_OPERAND_GPVDR)
+      switch(val)
+      {
+      case 0: case 1: case 2: case 3: case 4: case 5: case 6:
+      case 7: case 8: case 9:
+      case 28: case 29: case 30: case 31:
+        break;
+       /* do nothing */
+      default:
+        if (val > 0 && val < 31)
+          as_bad_where (file, line, "%s %d %x", "Invalid PPE virtual double register:", (int)val, (unsigned)operand->flags);
+        break;
+      }
+    else if (operand->flags & PPC_OPERAND_CR_REG)
+      switch(val)
+      {
+      case 0:
+        break;
+       /* do nothing */
+      default:
+        if (val != 0)
+          as_bad_where (file, line, "%s %d %x", "Invalid PPE Condition register:", (int)val, (unsigned)operand->flags);
+        break;
+      }
+  }
   if (operand->insert)
     {
       const char *errmsg;
@@ -3255,6 +3327,10 @@ md_assemble (char *str)
 		   && operand->bitm == 0xfffc
 		   && operand->shift == 0)
 	    reloc = BFD_RELOC_PPC_B16;
+	  else if ((operand->flags & PPC_OPERAND_RELATIVE) != 0
+		   && operand->bitm == 0xffc
+		   && operand->shift == -1)
+	    reloc = BFD_RELOC_PPC_PPE_REL10;
 	  else if ((operand->flags & PPC_OPERAND_RELATIVE) != 0
 		   && operand->bitm == 0x1fe
 		   && operand->shift == -1)
@@ -7030,6 +7106,7 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
 	case BFD_RELOC_24_PLT_PCREL:
 	case BFD_RELOC_32_PLT_PCREL:
 	case BFD_RELOC_64_PLT_PCREL:
+	case BFD_RELOC_PPC_PPE_REL10:
 	case BFD_RELOC_PPC_VLE_REL8:
 	case BFD_RELOC_PPC_VLE_REL15:
 	case BFD_RELOC_PPC_VLE_REL24:

include/elf/ppc.h

@@ -131,6 +131,9 @@ START_RELOC_NUMBERS (elf_ppc_reloc_type)
   RELOC_NUMBER (R_PPC_EMB_BIT_FLD,	115)
   RELOC_NUMBER (R_PPC_EMB_RELSDA,	116)
 
+/* PowerPC PPE relocations.  */
+  RELOC_NUMBER (R_PPC_PPE_REL10,		200)
+
 /* PowerPC VLE relocations.  */
   RELOC_NUMBER (R_PPC_VLE_REL8,		216)
   RELOC_NUMBER (R_PPC_VLE_REL15,	217)

include/opcode/ppc.h

@@ -191,6 +191,9 @@ extern const int vle_num_opcodes;
 /* Opcode is only supported by Power8 architecture.  */
 #define PPC_OPCODE_POWER8     0x2000000000ull
 
+/* Opcode is only supported by PPE architecture.  */
+#define PPC_OPCODE_PPE        0x8000000000ull
+
 /* Opcode which is supported by the Hardware Transactional Memory extension.  */
 /* Currently, this is the same as the POWER8 mask.  If another cpu comes out
    that isn't a superset of POWER8, we can define this to its own mask.  */
@@ -386,6 +389,12 @@ extern const unsigned int num_powerpc_operands;
    with the operands table for simplicity.  The macro table is an
    array of struct powerpc_macro.  */
 
+/* This operand names a general purpose double register.  PPE42 specific.
+ * The disassembler uses this to print
+   register names with a leading 'd'.  */
+#define PPC_OPERAND_GPVDR (0x400000)
+
+
 struct powerpc_macro
 {
   /* The macro name.  */
@@ -409,5 +418,8 @@ extern const struct powerpc_macro powerpc_macros[];
 extern const int powerpc_num_macros;
 
 extern ppc_cpu_t ppc_parse_cpu (ppc_cpu_t, ppc_cpu_t *, const char *);
+extern int string_print_insn_powerpc (unsigned long insn,
+                           uint64_t dialect, char * assemblyString);
+extern void disassemble_init_powerpc_standalone (void);
 
 #endif /* PPC_H */