* configure.ac: Use AC_CHECK_DECLS instead of gcc_AC_CHECK_DECLS

[deliverable/binutils-gdb.git] / gdb / arm-tdep.h

diff --git a/gdb/arm-tdep.h b/gdb/arm-tdep.h
index b8c4711838ed477f47f70427c617cf725dd9721d..bb30455a314786575bf241ca771ca821d950ac22 100644 (file)
--- a/gdb/arm-tdep.h
+++ b/gdb/arm-tdep.h
@@ -45,24 +45,13 @@ enum gdb_regnum {
   ARM_LAST_FP_ARG_REGNUM = ARM_F3_REGNUM
 };
 
-/* Used in target-specific code when we need to know the size of the
-   largest type of register we need to handle.  */
-#define ARM_MAX_REGISTER_RAW_SIZE      12
-#define ARM_MAX_REGISTER_VIRTUAL_SIZE  8
-
 /* Size of integer registers.  */
-#define INT_REGISTER_RAW_SIZE          4
-#define INT_REGISTER_VIRTUAL_SIZE      4
+#define INT_REGISTER_SIZE              4
 
 /* Say how long FP registers are.  Used for documentation purposes and
    code readability in this header.  IEEE extended doubles are 80
    bits.  DWORD aligned they use 96 bits.  */
-#define FP_REGISTER_RAW_SIZE   12
-
-/* GCC doesn't support long doubles (extended IEEE values).  The FP
-   register virtual size is therefore 64 bits.  Used for documentation
-   purposes and code readability in this header.  */
-#define FP_REGISTER_VIRTUAL_SIZE       8
+#define FP_REGISTER_SIZE       12
 
 /* Status registers are the same size as general purpose registers.
    Used for documentation purposes and code readability in this
@@ -109,16 +98,24 @@ enum gdb_regnum {
    only generate 2 of those.  The third is APCS_FLOAT, where arguments to
    functions are passed in floating-point registers.  
 
-   In addition to the traditional models, VFP adds two more.  */
+   In addition to the traditional models, VFP adds two more. 
+
+   If you update this enum, don't forget to update fp_model_strings in 
+   arm-tdep.c.  */
 
 enum arm_float_model
 {
-  ARM_FLOAT_SOFT,
-  ARM_FLOAT_FPA,
-  ARM_FLOAT_SOFT_VFP,
-  ARM_FLOAT_VFP
+  ARM_FLOAT_AUTO,      /* Automatic detection.  Do not set in tdep.  */
+  ARM_FLOAT_SOFT_FPA,  /* Traditional soft-float (mixed-endian on LE ARM).  */
+  ARM_FLOAT_FPA,       /* FPA co-processor.  GCC calling convention.  */
+  ARM_FLOAT_SOFT_VFP,  /* Soft-float with pure-endian doubles.  */
+  ARM_FLOAT_VFP,       /* Full VFP calling convention.  */
+  ARM_FLOAT_LAST       /* Keep at end.  */
 };
 
+/* A method to the setting based on user's choice and ABI setting.  */
+enum arm_float_model arm_get_fp_model (struct gdbarch *);
+
 /* Target-dependent structure in gdbarch.  */
 struct gdbarch_tdep
 {