d: Fix #error You must define PREFERRED_DEBUGGING_TYPE if DWARF is not supported

This moves all D front-end specific target definitions out of the main
target headers, and into its own header that is included by tm_d.h
instead of pulling in the same headers as tm_p.h.

This fixes the build on target configurations that pull in the default D
language target hooks, and subsequently trigger an error because the
definition of PREFERRED_DEBUGGING_TYPE is behind tm.h, the one header
that is avoided from being included in default-d.cc.

	PR d/105659

gcc/ChangeLog:

	* config.gcc: Set tm_d_file to ${cpu_type}/${cpu_type}-d.h.
	* config/aarch64/aarch64-d.cc: Include tm_d.h.
	* config/aarch64/aarch64-protos.h (aarch64_d_target_versions): Move to
	config/aarch64/aarch64-d.h.
	(aarch64_d_register_target_info): Likewise.
	* config/aarch64/aarch64.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* config/arm/arm-d.cc: Include tm_d.h and arm-protos.h instead of
	tm_p.h.
	* config/arm/arm-protos.h (arm_d_target_versions): Move to
	config/arm/arm-d.h.
	(arm_d_register_target_info): Likewise.
	* config/arm/arm.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* config/default-d.cc: Remove memmodel.h include.
	* config/freebsd-d.cc: Include tm_d.h instead of tm_p.h.
	* config/glibc-d.cc: Likewise.
	* config/i386/i386-d.cc: Include tm_d.h.
	* config/i386/i386-protos.h (ix86_d_target_versions): Move to
	config/i386/i386-d.h.
	(ix86_d_register_target_info): Likewise.
	(ix86_d_has_stdcall_convention): Likewise.
	* config/i386/i386.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	(TARGET_D_HAS_STDCALL_CONVENTION): Likewise.
	* config/i386/winnt-d.cc: Include tm_d.h instead of tm_p.h.
	* config/mips/mips-d.cc: Include tm_d.h.
	* config/mips/mips-protos.h (mips_d_target_versions): Move to
	config/mips/mips-d.h.
	(mips_d_register_target_info): Likewise.
	* config/mips/mips.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* config/netbsd-d.cc: Include tm_d.h instead of tm.h and memmodel.h.
	* config/openbsd-d.cc: Likewise.
	* config/pa/pa-d.cc: Include tm_d.h.
	* config/pa/pa-protos.h (pa_d_target_versions): Move to
	config/pa/pa-d.h.
	(pa_d_register_target_info): Likewise.
	* config/pa/pa.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* config/riscv/riscv-d.cc: Include tm_d.h.
	* config/riscv/riscv-protos.h (riscv_d_target_versions): Move to
	config/riscv/riscv-d.h.
	(riscv_d_register_target_info): Likewise.
	* config/riscv/riscv.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* config/rs6000/rs6000-d.cc: Include tm_d.h.
	* config/rs6000/rs6000-protos.h (rs6000_d_target_versions): Move to
	config/rs6000/rs6000-d.h.
	(rs6000_d_register_target_info): Likewise.
	* config/rs6000/rs6000.h (TARGET_D_CPU_VERSIONS) Likewise.:
	(TARGET_D_REGISTER_CPU_TARGET_INFO) Likewise.:
	* config/s390/s390-d.cc: Include tm_d.h.
	* config/s390/s390-protos.h (s390_d_target_versions): Move to
	config/s390/s390-d.h.
	(s390_d_register_target_info): Likewise.
	* config/s390/s390.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* config/sol2-d.cc: Include tm_d.h instead of tm.h and memmodel.h.
	* config/sparc/sparc-d.cc: Include tm_d.h.
	* config/sparc/sparc-protos.h (sparc_d_target_versions): Move to
	config/sparc/sparc-d.h.
	(sparc_d_register_target_info): Likewise.
	* config/sparc/sparc.h (TARGET_D_CPU_VERSIONS): Likewise.
	(TARGET_D_REGISTER_CPU_TARGET_INFO): Likewise.
	* configure: Regenerate.
	* configure.ac (tm_d_file): Remove defaults.h.
	(tm_d_include_list): Remove options.h and insn-constants.h.
	* config/aarch64/aarch64-d.h: New file.
	* config/arm/arm-d.h: New file.
	* config/i386/i386-d.h: New file.
	* config/mips/mips-d.h: New file.
	* config/pa/pa-d.h: New file.
	* config/riscv/riscv-d.h: New file.
	* config/rs6000/rs6000-d.h: New file.
	* config/s390/s390-d.h: New file.
	* config/sparc/sparc-d.h: New file.

4 files changed, 25 insertions, 8 deletions

diff --git a/gcc/config/s390/s390-d.cc b/gcc/config/s390/s390-d.cc
index 8e63185..0dd4b5c 100644
--- a/gcc/config/s390/s390-d.cc
+++ b/gcc/config/s390/s390-d.cc
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "tm_d.h"
 #include "d/d-target.h"
 #include "d/d-target-def.h"
 
diff --git a/gcc/config/s390/s390-d.h b/gcc/config/s390/s390-d.h
new file mode 100644
index 0000000..703031b
--- /dev/null
+++ b/gcc/config/s390/s390-d.h
@@ -0,0 +1,24 @@
+/* Definitions for the D front end on the IBM S/390 and zSeries architectures.
+   Copyright (C) 2022 Free Software Foundation, Inc.
+
+GCC 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, or (at your option)
+any later version.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+/* s390-d.cc routines */
+extern void s390_d_target_versions (void);
+extern void s390_d_register_target_info (void);
+
+/* Target hooks for D language.  */
+#define TARGET_D_CPU_VERSIONS s390_d_target_versions
+#define TARGET_D_REGISTER_CPU_TARGET_INFO s390_d_register_target_info
diff --git a/gcc/config/s390/s390-protos.h b/gcc/config/s390/s390-protos.h
index 765d843a..78117c3 100644
--- a/gcc/config/s390/s390-protos.h
+++ b/gcc/config/s390/s390-protos.h
@@ -175,10 +175,6 @@ extern void s390_register_target_pragmas (void);
 /* Routines for s390-c.cc */
 extern bool s390_const_operand_ok (tree, int, int, tree);
 
-/* s390-d.cc routines */
-extern void s390_d_target_versions (void);
-extern void s390_d_register_target_info (void);
-
 /* Pass management.  */
 namespace gcc { class context; }
 class rtl_opt_pass;
diff --git a/gcc/config/s390/s390.h b/gcc/config/s390/s390.h
index 2e1bc71..1114222 100644
--- a/gcc/config/s390/s390.h
+++ b/gcc/config/s390/s390.h
@@ -247,10 +247,6 @@ enum processor_flags
 /* Target CPU builtins.  */
 #define TARGET_CPU_CPP_BUILTINS() s390_cpu_cpp_builtins (pfile)
 
-/* Target hooks for D language.  */
-#define TARGET_D_CPU_VERSIONS s390_d_target_versions
-#define TARGET_D_REGISTER_CPU_TARGET_INFO s390_d_register_target_info
-
 #ifdef DEFAULT_TARGET_64BIT
 #define TARGET_DEFAULT     (MASK_64BIT | MASK_ZARCH | MASK_HARD_DFP	\
 			    | MASK_OPT_HTM | MASK_OPT_VX)