libgloss: add Xtensa port

Supported esp32 and esp32s2 boards:
https://github.com/espressif/esp-toolchain-docs/blob/main/gcc/build-and-run-native-app.md

1 files changed, 64 insertions, 0 deletions

diff --git a/libgloss/configure b/libgloss/configure
index c07610411..3c0db8121 100755
--- a/libgloss/configure
+++ b/libgloss/configure
@@ -589,6 +589,13 @@ LIBOBJS
 multi_basedir
 target_makefile_frag_path
 host_makefile_frag_path
+HAVE_XTENSA_BOARD_ESP_FALSE
+HAVE_XTENSA_BOARD_ESP_TRUE
+HAVE_XTENSA_BOARD_ESP32S3_FALSE
+HAVE_XTENSA_BOARD_ESP32S3_TRUE
+HAVE_XTENSA_BOARD_ESP32_FALSE
+HAVE_XTENSA_BOARD_ESP32_TRUE
+XTENSA_BOARD_ESP
 MOXIE_BUILD_CRT0_FALSE
 MOXIE_BUILD_CRT0_TRUE
 MN10300_BSP_LIST
@@ -632,6 +639,8 @@ CFLAGS
 CC
 NEED_TOP_INCLUDE_DIR_FALSE
 NEED_TOP_INCLUDE_DIR_TRUE
+CONFIG_XTENSA_FALSE
+CONFIG_XTENSA_TRUE
 CONFIG_WINCE_FALSE
 CONFIG_WINCE_TRUE
 CONFIG_RISCV_FALSE
@@ -2928,6 +2937,9 @@ case "${target}" in
 
 	subdirs="$subdirs xstormy16"
 	;;
+  xtensa-*-*)
+	config_xtensa=true
+	;;
   m32c-*-*)
 	ac_config_files="$ac_config_files m32c/Makefile"
 
@@ -3082,6 +3094,14 @@ else
   CONFIG_WINCE_FALSE=
 fi
 
+   if test x$config_xtensa = xtrue; then
+  CONFIG_XTENSA_TRUE=
+  CONFIG_XTENSA_FALSE='#'
+else
+  CONFIG_XTENSA_TRUE='#'
+  CONFIG_XTENSA_FALSE=
+fi
+
 
 
  if test x$config_arm = xtrue; then
@@ -4959,6 +4979,7 @@ case "${target}" in
   v850*-*-*) ;;
   w65-*-*) ;;
   xstormy16-*-*) ;;
+  xtensa-*-*) ;;
   z8k-*-*) ;;
   *)
 $as_echo "#define MISSING_SYSCALL_NAMES 1" >>confdefs.h
@@ -5099,6 +5120,33 @@ esac
 
 
 
+XTENSA_BOARD_ESP=`echo $CC | sed 's/.*-mdynconfig=xtensa_\(.*\)\.so.*/\1/;s/.*-mcpu=\(^ *\).*/\1/;s/.* .*/unknown/'`
+
+ if test x$XTENSA_BOARD_ESP = xesp32; then
+  HAVE_XTENSA_BOARD_ESP32_TRUE=
+  HAVE_XTENSA_BOARD_ESP32_FALSE='#'
+else
+  HAVE_XTENSA_BOARD_ESP32_TRUE='#'
+  HAVE_XTENSA_BOARD_ESP32_FALSE=
+fi
+
+ if test x$XTENSA_BOARD_ESP = xesp32s3; then
+  HAVE_XTENSA_BOARD_ESP32S3_TRUE=
+  HAVE_XTENSA_BOARD_ESP32S3_FALSE='#'
+else
+  HAVE_XTENSA_BOARD_ESP32S3_TRUE='#'
+  HAVE_XTENSA_BOARD_ESP32S3_FALSE=
+fi
+
+ if echo $XTENSA_BOARD_ESP | grep -w -e esp32 -e esp32s3 >/dev/null 2>&1; then
+  HAVE_XTENSA_BOARD_ESP_TRUE=
+  HAVE_XTENSA_BOARD_ESP_FALSE='#'
+else
+  HAVE_XTENSA_BOARD_ESP_TRUE='#'
+  HAVE_XTENSA_BOARD_ESP_FALSE=
+fi
+
+
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler search settings" >&5
 $as_echo_n "checking for compiler search settings... " >&6; }
@@ -5359,6 +5407,10 @@ if test -z "${CONFIG_WINCE_TRUE}" && test -z "${CONFIG_WINCE_FALSE}"; then
   as_fn_error $? "conditional \"CONFIG_WINCE\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${CONFIG_XTENSA_TRUE}" && test -z "${CONFIG_XTENSA_FALSE}"; then
+  as_fn_error $? "conditional \"CONFIG_XTENSA\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 if test -z "${NEED_TOP_INCLUDE_DIR_TRUE}" && test -z "${NEED_TOP_INCLUDE_DIR_FALSE}"; then
   as_fn_error $? "conditional \"NEED_TOP_INCLUDE_DIR\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
@@ -5375,6 +5427,18 @@ if test -z "${am__fastdepCCAS_TRUE}" && test -z "${am__fastdepCCAS_FALSE}"; then
   as_fn_error $? "conditional \"am__fastdepCCAS\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${HAVE_XTENSA_BOARD_ESP32_TRUE}" && test -z "${HAVE_XTENSA_BOARD_ESP32_FALSE}"; then
+  as_fn_error $? "conditional \"HAVE_XTENSA_BOARD_ESP32\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${HAVE_XTENSA_BOARD_ESP32S3_TRUE}" && test -z "${HAVE_XTENSA_BOARD_ESP32S3_FALSE}"; then
+  as_fn_error $? "conditional \"HAVE_XTENSA_BOARD_ESP32S3\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${HAVE_XTENSA_BOARD_ESP_TRUE}" && test -z "${HAVE_XTENSA_BOARD_ESP_FALSE}"; then
+  as_fn_error $? "conditional \"HAVE_XTENSA_BOARD_ESP\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0