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Remove unused functions from sparc backend.

Message ID 201110230058.30496.ebotcazou@adacore.com
State New
Headers show

Commit Message

Eric Botcazou Oct. 22, 2011, 10:58 p.m. UTC 
> I'll investigate and play around with it.

I quickly tried:

 /* Define this if most significant bit is lowest numbered
    in instructions that operate on numbered bit-fields.  */

and results were mixed.
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Patch

Index: config/sparc/sparc.h
===================================================================
--- config/sparc/sparc.h        (revision 180235)
+++ config/sparc/sparc.h        (working copy)
@@ -528,7 +528,18 @@  extern enum cmodel sparc_cmodel;
   {"tune", "%{!mtune=*:-mtune=%(VALUE)}" }, \
   {"float", "%{!msoft-float:%{!mhard-float:%{!mfpu:
%{!mno-fpu:-m%(VALUE)-float}}}}" }


-/* target machine storage layout */
+/* Target machine storage layout.  */
+
+/* Define this macro if it is advisable to hold scalars in registers
+   in a wider mode than that declared by the program.  In such cases,
+   the value is constrained to be within the bounds of the declared
+   type, but kept valid in the wider mode.  The signedness of the
+   extension may differ from that of the type.  */
+
+#define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE)      \
+  if (GET_MODE_CLASS (MODE) == MODE_INT                \
+      && GET_MODE_SIZE (MODE) < 4)             \
+    (MODE) = SImode;