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, 12 insertions, 2 deletions

diff --git a/gas/config/tc-z80.h b/gas/config/tc-z80.h
index 83b09af707b..57490270913 100644
--- a/gas/config/tc-z80.h
+++ b/gas/config/tc-z80.h
@@ -24,6 +24,9 @@
 #define TC_Z80
 
 #define TARGET_ARCH   bfd_arch_z80
+#ifndef OBJ_COFF
+#define TARGET_FORMAT "elf32-z80"
+#endif
 #define BFD_ARCH      TARGET_ARCH
 #define COFF_MAGIC    0x5A80
 #define TARGET_MACH   0
@@ -76,7 +79,7 @@ extern void z80_cons_fix_new (fragS *, int, int, expressionS *);
 /* Values passed to md_apply_fix3 don't include the symbol value.  */
 #define MD_APPLY_SYM_VALUE(FIX) 0
 
-#define LISTING_WORD_SIZE 2
+#define LISTING_WORD_SIZE 1
 
 /* A single '=' is accepted as a comparison operator.  */
 #define O_SINGLE_EQ O_eq
@@ -84,14 +87,15 @@ extern void z80_cons_fix_new (fragS *, int, int, expressionS *);
 /* A '$' is used to refer to the current location or as a hex. prefix.  */
 #define DOLLAR_DOT
 #define DOLLAR_AMBIGU                1
+#define LOCAL_LABEL_PREFIX           '.'
 #define LOCAL_LABELS_FB              1
+#define LOCAL_LABELS_DOLLAR          1
 #define LITERAL_PREFIXPERCENT_BIN
 #define NUMBERS_WITH_SUFFIX          1
 #define NO_PSEUDO_DOT                1
 /* We allow single quotes to delimit character constants as
    well, but it is cleaner to handle that in tc-z80.c.  */
 #define SINGLE_QUOTE_STRINGS
-#define NO_STRING_ESCAPES
 
 /* An `.lcomm' directive with no explicit alignment parameter will
    use this macro to set P2VAR to the alignment that a request for
@@ -106,4 +110,10 @@ extern void z80_cons_fix_new (fragS *, int, int, expressionS *);
    we use to identify registers.  */
 #define md_register_arithmetic 0
 
+#define TC_LABEL_IS_LOCAL z80_tc_label_is_local
+extern int z80_tc_label_is_local (const char *name);
+
+#define elf_tc_final_processing	z80_elf_final_processing
+extern void z80_elf_final_processing (void);
+
 #endif