xtensa: rename files with hyphens to underscores

Simply to provide some consistencies on file naming under
arch/xtensa.

These are all internally used files and are not public.
So there is no need to provide a deprecation path for
them.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>

arch/xtensa/core/CMakeLists.txt

@@ -8,8 +8,8 @@ zephyr_library_sources(
   cpu_idle.c
   fatal.c
   window_vectors.S
-  xtensa-asm2-util.S
-  xtensa-asm2.c
+  xtensa_asm2_util.S
+  xtensa_asm2.c
   irq_manage.c
   )
 

arch/xtensa/core/coredump.c

@@ -6,7 +6,7 @@
 
 #include <string.h>
 #include <zephyr/debug/coredump.h>
-#include <xtensa-asm2-context.h>
+#include <xtensa_asm2_context.h>
 #include <offsets.h>
 
 #define ARCH_HDR_VER			1

arch/xtensa/core/debug_helpers_asm.S

@@ -8,7 +8,7 @@
 #include <xtensa/corebits.h>
 #include <xtensa/config/system.h>
 #include <xtensa/hal.h>
-#include <xtensa-asm2-context.h>
+#include <xtensa_asm2_context.h>
 
 #include <offsets.h>
 

arch/xtensa/core/gdbstub.c

@@ -9,7 +9,7 @@
 #include <zephyr/toolchain.h>
 #include <zephyr/debug/gdbstub.h>
 
-#include <xtensa-asm2-context.h>
+#include <xtensa_asm2_context.h>
 #include <xtensa/corebits.h>
 
 static bool not_first_break;

arch/xtensa/core/offsets/offsets.c

@@ -7,7 +7,7 @@
 #include <kernel_offsets.h>
 #include <zephyr/arch/xtensa/thread.h>
 
-#include <xtensa-asm2-context.h>
+#include <xtensa_asm2_context.h>
 
 GEN_ABSOLUTE_SYM(___xtensa_irq_bsa_t_SIZEOF, sizeof(_xtensa_irq_bsa_t));
 GEN_ABSOLUTE_SYM(___xtensa_irq_stack_frame_raw_t_SIZEOF, sizeof(_xtensa_irq_stack_frame_raw_t));

arch/xtensa/core/startup/CMakeLists.txt

@@ -10,8 +10,8 @@ if(CONFIG_XTENSA_RESET_VECTOR)
     )
 
   zephyr_library_sources(
-    memerror-vector.S
+    memerror_vector.S
     memctl_default.S
-    reset-vector.S
+    reset_vector.S
     )
 endif()

arch/xtensa/core/userspace.S

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <xtensa-asm2-s.h>
+#include <xtensa_asm2_s.h>
 #include <offsets.h>
 #include <offsets_short.h>
 #include <zephyr/syscall.h>

arch/xtensa/core/xtensa_asm2.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 #include <string.h>
-#include <xtensa-asm2-context.h>
+#include <xtensa_asm2_context.h>
 #include <zephyr/kernel.h>
 #include <ksched.h>
 #include <zephyr/kernel_structs.h>

arch/xtensa/core/xtensa_asm2_util.S

@@ -3,7 +3,7 @@
  *
  * SPDX-License-Identifier: Apache-2.0
  */
-#include <xtensa-asm2-s.h>
+#include <xtensa_asm2_s.h>
 #include <offsets.h>
 #include <zsr.h>
 

arch/xtensa/include/xtensa_asm2_s.h

@@ -8,7 +8,7 @@
 #define ZEPHYR_ARCH_XTENSA_INCLUDE_XTENSA_ASM2_S_H
 
 #include <zsr.h>
-#include "xtensa-asm2-context.h"
+#include "xtensa_asm2_context.h"
 
 #include <offsets.h>
 

soc/xtensa/dc233c/include/xtensa-dc233c.ld

@@ -304,14 +304,14 @@ SECTIONS
      *       TLB multi-hit exception.
      */
 
-    *libarch__xtensa__core.a:xtensa-asm2-util.S.obj(.literal .text)
-    *libarch__xtensa__core.a:xtensa-asm2-util.S.obj(.iram.text .iram0.text)
+    *libarch__xtensa__core.a:xtensa_asm2_util.S.obj(.literal .text)
+    *libarch__xtensa__core.a:xtensa_asm2_util.S.obj(.iram.text .iram0.text)
 
     *libarch__xtensa__core.a:window_vectors.S.obj(.iram.text)
 
     *libarch__xtensa__core.a:crt1.S.obj(.literal .text)
 
-    LIB_OBJ_FUNC_IN_SECT(libarch__xtensa__core.a,xtensa-asm2.c.obj,*)
+    LIB_OBJ_FUNC_IN_SECT(libarch__xtensa__core.a,xtensa_asm2.c.obj,*)
     LIB_OBJ_FUNC_IN_SECT(libarch__xtensa__core.a,fatal.c.obj,*)
     LIB_OBJ_FUNC_IN_SECT(libarch__xtensa__core.a,cpu_idle.c.obj,*)
 

soc/xtensa/espressif_esp32/esp32/gdbstub.c

@@ -5,7 +5,7 @@
  */
 
 #include <zephyr/kernel.h>
-#include <xtensa-asm2-context.h>
+#include <xtensa_asm2_context.h>
 #include <zephyr/debug/gdbstub.h>
 #include <offsets.h>