1.1 --- a/config/target.in	Fri Jun 27 13:58:53 2008 +0000
     1.2 +++ b/config/target.in	Fri Jun 27 15:08:43 2008 +0000
     1.3 @@ -6,10 +6,15 @@
     1.4      string
     1.5  
     1.6  # Pre-declare target optimisation variables
     1.7 +config ARCH_SUPPORT_ARCH
     1.8  config ARCH_ARCH
     1.9 +config ARCH_SUPPORT_ABI
    1.10  config ARCH_ABI
    1.11 +config ARCH_SUPPORT_CPU
    1.12  config ARCH_CPU
    1.13 +config ARCH_SUPPORT_TUNE
    1.14  config ARCH_TUNE
    1.15 +config ARCH_SUPPORT_FPU
    1.16  config ARCH_FPU
    1.17  config ARCH_SUPPORTS_BOTH_ENDIAN
    1.18  config ARCH_DEFAULT_BE
    1.19 @@ -59,9 +64,30 @@
    1.20  
    1.21  comment "Target optimisations"
    1.22  
    1.23 +config ARCH_SUPPORT_ARCH
    1.24 +    bool
    1.25 +    default n
    1.26 +
    1.27 +config ARCH_SUPPORT_ABI
    1.28 +    bool
    1.29 +    default n
    1.30 +
    1.31 +config ARCH_SUPPORT_CPU
    1.32 +    bool
    1.33 +    default n
    1.34 +
    1.35 +config ARCH_SUPPORT_TUNE
    1.36 +    bool
    1.37 +    default n
    1.38 +
    1.39 +config ARCH_SUPPORT_FPU
    1.40 +    bool
    1.41 +    default n
    1.42 +
    1.43  config ARCH_ARCH
    1.44      string
    1.45      prompt "Architecture level"
    1.46 +    depends on ARCH_SUPPORT_ARCH
    1.47      default ""
    1.48      help
    1.49        GCC uses this name to determine what kind of instructions it can emit
    1.50 @@ -81,6 +107,7 @@
    1.51  config ARCH_ABI
    1.52      string
    1.53      prompt "Generate code for the specific ABI"
    1.54 +    depends on ARCH_SUPPORT_ABI
    1.55      default ""
    1.56      help
    1.57        Generate code for the given ABI.
    1.58 @@ -97,6 +124,7 @@
    1.59  config ARCH_CPU
    1.60      string
    1.61      prompt "Emit assembly for CPU"
    1.62 +    depends on ARCH_SUPPORT_CPU
    1.63      default ""
    1.64      help
    1.65        This specifies the name of the target processor. GCC uses this name
    1.66 @@ -115,6 +143,7 @@
    1.67  config ARCH_TUNE
    1.68      string
    1.69      prompt "Tune for CPU"
    1.70 +    depends on ARCH_SUPPORT_TUNE
    1.71      default ""
    1.72      help
    1.73        This option is very similar to the ARCH_CPU option (above), except
    1.74 @@ -137,6 +166,7 @@
    1.75  config ARCH_FPU
    1.76      string
    1.77      prompt "Use specific FPU"
    1.78 +    depends on ARCH_SUPPORT_FPU
    1.79      default ""
    1.80      help
    1.81        On some targets (eg. ARM), you can specify the kind of FPU to emit