Add support for the GBZ80, Z180, and eZ80 variants of the Z80 architecure. Add an ELF based target for these as well.

	PR 25224
bfd	* Makefile.am: Add z80-elf target support.
	* configure.ac: Likewise.
	* targets.c: Likewise.
	* config.bfd: Add z80-elf target support and new arches: ez80 and z180.
	* elf32-z80.c: New file.
	* archures.c: Add new z80 architectures: eZ80 and Z180.
	* coffcode.h: Likewise.
	* cpu-z80.c: Likewise.
	* bfd-in2.h: Likewise plus additional Z80 relocations.
	* coff-z80.c: Add new relocations for Z80 target and local label check.

gas	* config/tc-z80.c: Add new architectures: Z180 and eZ80. Add support
	for assembler code generated by SDCC. Add new relocation types. Add
	z80-elf target support.
	* config/tc-z80.h: Add z80-elf target support. Enable dollar local
	labels. Local labels starts from ".L".
	* testsuite/gas/all/fwdexp.d: Fix failure due to symbol conflict.
	* testsuite/gas/all/fwdexp.s: Likewise.
	* testsuite/gas/z80/suffix.d: Fix failure on ELF target.
	* testsuite/gas/z80/z80.exp: Add new tests
	* testsuite/gas/z80/dollar.d: New file.
	* testsuite/gas/z80/dollar.s: New file.
	* testsuite/gas/z80/ez80_adl_all.d: New file.
	* testsuite/gas/z80/ez80_adl_all.s: New file.
	* testsuite/gas/z80/ez80_adl_suf.d: New file.
	* testsuite/gas/z80/ez80_isuf.s: New file.
	* testsuite/gas/z80/ez80_z80_all.d: New file.
	* testsuite/gas/z80/ez80_z80_all.s: New file.
	* testsuite/gas/z80/ez80_z80_suf.d: New file.
	* testsuite/gas/z80/r800_extra.d: New file.
	* testsuite/gas/z80/r800_extra.s: New file.
	* testsuite/gas/z80/r800_ii8.d: New file.
	* testsuite/gas/z80/r800_z80_doc.d: New file.
	* testsuite/gas/z80/z180.d: New file.
	* testsuite/gas/z80/z180.s: New file.
	* testsuite/gas/z80/z180_z80_doc.d: New file.
	* testsuite/gas/z80/z80_doc.d: New file.
	* testsuite/gas/z80/z80_doc.s: New file.
	* testsuite/gas/z80/z80_ii8.d: New file.
	* testsuite/gas/z80/z80_ii8.s: New file.
	* testsuite/gas/z80/z80_in_f_c.d: New file.
	* testsuite/gas/z80/z80_in_f_c.s: New file.
	* testsuite/gas/z80/z80_op_ii_ld.d: New file.
	* testsuite/gas/z80/z80_op_ii_ld.s: New file.
	* testsuite/gas/z80/z80_out_c_0.d: New file.
	* testsuite/gas/z80/z80_out_c_0.s: New file.
	* testsuite/gas/z80/z80_reloc.d: New file.
	* testsuite/gas/z80/z80_reloc.s: New file.
	* testsuite/gas/z80/z80_sli.d: New file.
	* testsuite/gas/z80/z80_sli.s: New file.

ld	* Makefile.am: Add new target z80-elf
	* configure.tgt: Likewise.
	* emultempl/z80.em: Add support for eZ80 and Z180 architectures.
	* emulparams/elf32z80.sh: New file.
	* emultempl/z80elf.em: Likewise.
	* testsuite/ld-z80/arch_ez80_adl.d: Likewise.
	* testsuite/ld-z80/arch_ez80_z80.d: Likewise.
	* testsuite/ld-z80/arch_r800.d: Likewise.
	* testsuite/ld-z80/arch_z180.d: Likewise.
	* testsuite/ld-z80/arch_z80.d: Likewise.
	* testsuite/ld-z80/comb_arch_ez80_z80.d: Likewise.
	* testsuite/ld-z80/comb_arch_z180.d: Likewise.
	* testsuite/ld-z80/labels.s: Likewise.
	* testsuite/ld-z80/relocs.s: Likewise.
	* testsuite/ld-z80/relocs_b_ez80.d: Likewise.
	* testsuite/ld-z80/relocs_b_z80.d: Likewise.
	* testsuite/ld-z80/relocs_f_z80.d: Likewise.
	* testsuite/ld-z80/z80.exp: Likewise.

opcodes	* z80-dis.c: Add support for eZ80 and Z80 instructions.

1 files changed, 29 insertions, 0 deletions

diff --git a/binutils/readelf.c b/binutils/readelf.c
index fab503d..17c27ce 100644
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -162,6 +162,7 @@
 #include "elf/xgate.h"
 #include "elf/xstormy16.h"
 #include "elf/xtensa.h"
+#include "elf/z80.h"
 
 #include "getopt.h"
 #include "libiberty.h"
@@ -1586,6 +1587,10 @@ dump_relocations (Filedata *          filedata,
 	  else
 	    rtype = elf_nfp_reloc_type (type);
 	  break;
+
+	case EM_Z80:
+	  rtype = elf_z80_reloc_type (type);
+	  break;
 	}
 
       if (rtype == NULL)
@@ -3751,6 +3756,21 @@ get_machine_flags (Filedata * filedata, unsigned e_flags, unsigned e_machine)
 
 	  if (e_flags & ~ EF_MSP430_MACH)
 	    strcat (buf, _(": unknown extra flag bits also present"));
+	  break;
+
+	case EM_Z80:
+	  switch (e_flags & EF_Z80_MACH_MSK)
+	    {
+	    case EF_Z80_MACH_Z80: strcat (buf, ", Z80"); break;
+	    case EF_Z80_MACH_Z180: strcat (buf, ", Z180"); break;
+	    case EF_Z80_MACH_R800: strcat (buf, ", R800"); break;
+	    case EF_Z80_MACH_EZ80_Z80: strcat (buf, ", EZ80"); break;
+	    case EF_Z80_MACH_EZ80_ADL: strcat (buf, ", EZ80, ADL"); break;
+	    case EF_Z80_MACH_GBZ80: strcat (buf, ", GBZ80"); break;
+	    default:
+	      strcat (buf, _(", unknown")); break;
+	    }
+	  break;
 	}
     }
 
@@ -12722,6 +12742,8 @@ is_32bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
     case EM_XTENSA_OLD:
     case EM_XTENSA:
       return reloc_type == 1; /* R_XTENSA_32.  */
+    case EM_Z80:
+      return reloc_type == 6; /* R_Z80_32.  */
     default:
       {
 	static unsigned int prev_warn = 0;
@@ -12904,6 +12926,8 @@ is_24bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
       return reloc_type == 4; /* R_MN10200_24.  */
     case EM_FT32:
       return reloc_type == 5; /* R_FT32_20.  */
+    case EM_Z80:
+      return reloc_type == 5; /* R_Z80_24. */
     default:
       return FALSE;
     }
@@ -12975,6 +12999,8 @@ is_16bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
       return reloc_type == 2; /* R_XC16C_ABS_16.  */
     case EM_XGATE:
       return reloc_type == 3; /* R_XGATE_16.  */
+    case EM_Z80:
+      return reloc_type == 4; /* R_Z80_16.  */
     default:
       return FALSE;
     }
@@ -12990,6 +13016,8 @@ is_8bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
     {
     case EM_RISCV:
       return reloc_type == 54; /* R_RISCV_SET8.  */
+    case EM_Z80:
+      return reloc_type == 1;  /* R_Z80_8.  */
     default:
       return FALSE;
     }
@@ -13197,6 +13225,7 @@ is_none_reloc (Filedata * filedata, unsigned int reloc_type)
     case EM_TI_C6000:/* R_C6000_NONE.  */
     case EM_X86_64:  /* R_X86_64_NONE.  */
     case EM_XC16X:
+    case EM_Z80:     /* R_Z80_NONE. */
     case EM_WEBASSEMBLY: /* R_WASM32_NONE.  */
       return reloc_type == 0;