Second shot at moving arch/ into config/arch/ .

2 files changed, 65 insertions, 0 deletions

diff --git a/config/arch/sh/config.in b/config/arch/sh/config.in
new file mode 100644
index 0000000..b21ee1b
--- /dev/null
+++ b/config/arch/sh/config.in
@@ -0,0 +1,33 @@
+# Super-H specific configuration file
+# EXPERIMENTAL
+
+config ARCH_sh
+    select ARCH_SUPPORTS_BOTH_ENDIAN
+    select ARCH_DEFAULT_LE
+    help
+      The Super-H architecture, as defined by:
+        http://www.renesas.com/fmwk.jsp?cnt=superh_family_landing.jsp&fp=/products/mpumcu/superh_family/
+
+choice
+    bool
+    prompt "Variant"
+
+config ARCH_SH_SH3
+    bool
+    prompt "sh3"
+
+config ARCH_SH_SH4
+    bool
+    prompt "sh4"
+
+config ARCH_SH_SH4A
+    bool
+    prompt "sh4a"
+
+endchoice
+
+config ARCH_SH_VARIANT
+    string
+    default "sh3"   if ARCH_SH_SH3
+    default "sh4"   if ARCH_SH_SH4
+    default "sh4a"  if ARCH_SH_SH4A
diff --git a/config/arch/sh/functions b/config/arch/sh/functions
new file mode 100644
index 0000000..b6dbc02
--- /dev/null
+++ b/config/arch/sh/functions
@@ -0,0 +1,32 @@
+# Compute sh-specific values
+
+CT_DoArchValues () {
+    # The architecture part of the tuple:
+    CT_TARGET_ARCH="${CT_ARCH_SH_VARIANT}${target_endian_eb}"
+
+    # gcc ./configure flags
+    CT_ARCH_WITH_ARCH=
+    CT_ARCH_WITH_ABI=
+    CT_ARCH_WITH_CPU=
+    CT_ARCH_WITH_TUNE=
+    CT_ARCH_WITH_FPU=
+    CT_ARCH_WITH_FLOAT=
+
+    # Endianness stuff
+    case "${CT_ARCH_BE},${CT_ARCH_LE}" in
+        y,) CT_ARCH_ENDIAN_CFLAG=-mb;;
+        ,y) CT_ARCH_ENDIAN_CFLAG=-ml;;
+    esac
+
+    # CFLAGS
+    case "${CT_ARCH_SH_VARIENT}" in
+        sh3)    CT_ARCH_ARCH_CFLAG=-m3;;
+        sh4*)
+            case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
+                y,) CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}";;
+                ,y) CT_ARCH_ARCH_CFLAG="-m4${CT_ARCH_SH_VARIANT##sh?}-nofpu";;
+            esac
+            ;;
+    esac
+    CT_ARCH_FLOAT_CFLAG=
+}