X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;ds=sidebyside;f=gcc%2Foptabs.h;h=4d0ce5245ea3a4c0fe118419e98bebdda910f9cf;hb=abfd653784390498e51dd5b323f66f78a83be734;hp=91625debb737bc5bbe88cd24bf07ff4a452d05f7;hpb=be5cecfdc1ad76fa8b4ef703bcdc5dc5499e2934;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/gcc/optabs.h b/gcc/optabs.h
index 91625debb73..4d0ce5245ea 100644
--- a/gcc/optabs.h
+++ b/gcc/optabs.h
@@ -1,5 +1,5 @@
 /* Definitions for code generation pass of GNU compiler.
-   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
+   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -115,7 +115,7 @@ enum optab_index
      wider than the multiplicand and multiplier.
      All involved operations are saturating.  */
   OTI_ssmadd_widen,
-  /* Unigned multiply and add with the result and addend one machine mode
+  /* Unsigned multiply and add with the result and addend one machine mode
      wider than the multiplicand and multiplier.
      All involved operations are saturating.  */
   OTI_usmadd_widen,
@@ -129,7 +129,7 @@ enum optab_index
      wider than the multiplicand and multiplier.
      All involved operations are saturating.  */
   OTI_ssmsub_widen,
-  /* Unigned multiply and subtract the result and minuend one machine mode
+  /* Unsigned multiply and subtract the result and minuend one machine mode
      wider than the multiplicand and multiplier.
      All involved operations are saturating.  */
   OTI_usmsub_widen,
@@ -167,6 +167,18 @@ enum optab_index
   OTI_rotl,
   /* Rotate right */
   OTI_rotr,
+
+  /* Arithmetic shift left of vector by vector */
+  OTI_vashl,
+  /* Logical shift right of vector by vector */
+  OTI_vlshr,
+  /* Arithmetic shift right of vector by vector */
+  OTI_vashr,
+  /* Rotate left of vector by vector */
+  OTI_vrotl,
+  /* Rotate right of vector by vector */
+  OTI_vrotr,
+
   /* Signed and floating-point minimum value */
   OTI_smin,
   /* Signed and floating-point maximum value */
@@ -412,6 +424,11 @@ extern struct optab optab_table[OTI_MAX];
 #define ashr_optab (&optab_table[OTI_ashr])
 #define rotl_optab (&optab_table[OTI_rotl])
 #define rotr_optab (&optab_table[OTI_rotr])
+#define vashl_optab (&optab_table[OTI_vashl])
+#define vlshr_optab (&optab_table[OTI_vlshr])
+#define vashr_optab (&optab_table[OTI_vashr])
+#define vrotl_optab (&optab_table[OTI_vrotl])
+#define vrotr_optab (&optab_table[OTI_vrotr])
 #define smin_optab (&optab_table[OTI_smin])
 #define smax_optab (&optab_table[OTI_smax])
 #define umin_optab (&optab_table[OTI_umin])
@@ -705,19 +722,27 @@ extern rtx expand_copysign (rtx, rtx, rtx);
 /* Generate an instruction with a given INSN_CODE with an output and
    an input.  */
 extern void emit_unop_insn (int, rtx, rtx, enum rtx_code);
-
-/* Excapsulate the block in REG_LIBCALL, and REG_RETVAL reg notes and add 
-   REG_LIBCALL_ID notes to all insns in block.  */
-extern void maybe_encapsulate_block (rtx, rtx, rtx);
-
-/* Emit code to perform a series of operations on a multi-word quantity, one
-   word at a time.  */
-extern rtx emit_no_conflict_block (rtx, rtx, rtx, rtx, rtx);
+extern bool maybe_emit_unop_insn (int, rtx, rtx, enum rtx_code);
 
 /* Emit one rtl insn to compare two rtx's.  */
 extern void emit_cmp_insn (rtx, rtx, enum rtx_code, rtx, enum machine_mode,
 			   int);
 
+/* An extra flag to control optab_for_tree_code's behavior.  This is needed to
+   distinguish between machines with a vector shift that takes a scalar for the
+   shift amount vs. machines that take a vector for the shift amount.  */
+enum optab_subtype
+{
+  optab_default,
+  optab_scalar,
+  optab_vector
+};
+
+/* Return the optab used for computing the given operation on the type given by
+   the second argument.  The third argument distinguishes between the types of
+   vector shifts and rotates */
+extern optab optab_for_tree_code (enum tree_code, const_tree, enum optab_subtype);
+
 /* The various uses that a comparison can have; used by can_compare_p:
    jumps, conditional moves, store flag operations.  */
 enum can_compare_purpose
@@ -727,10 +752,6 @@ enum can_compare_purpose
   ccp_store_flag
 };
 
-/* Return the optab used for computing the given operation on the type
-   given by the second argument.  */
-extern optab optab_for_tree_code (enum tree_code, const_tree);
-
 /* Nonzero if a compare of mode MODE can be done straightforwardly
    (without splitting it into pieces).  */
 extern int can_compare_p (enum rtx_code, enum machine_mode,