Modify gcc/*.[hc] double_int call sites to use the new interface.

This change entailed adding a few new methods to double_int.

The change results in a 0.163% time improvement with a 70% confidence.

Tested on x86_64.


Index: gcc/ChangeLog

2012-09-06  Lawrence Crowl  <crowl@google.com>

	* double-int.h (double_int::operator &=): New.
	(double_int::operator ^=): New.
	(double_int::operator |=): New.
	(double_int::mul_with_sign): Modify overflow parameter to bool*.
	(double_int::add_with_sign): New.
	(double_int::ule): New.
	(double_int::sle): New.
	(binary double_int::operator *): Remove parameter name.
	(binary double_int::operator +): Likewise.
	(binary double_int::operator -): Likewise.
	(binary double_int::operator &): Likewise.
	(double_int::operator |): Likewise.
	(double_int::operator ^): Likewise.
	(double_int::and_not): Likewise.
	(double_int::from_shwi): Tidy formatting.
	(double_int::from_uhwi): Likewise.
	(double_int::from_uhwi): Likewise.
	* double-int.c (double_int::mul_with_sign): Modify overflow parameter
	to bool*.
	(double_int::add_with_sign): New.
	(double_int::ule): New.
	(double_int::sle): New.
	* builtins.c: Modify to use the new double_int interface.
	* cgraph.c: Likewise.
	* combine.c: Likewise.
	* dwarf2out.c: Likewise.
	* emit-rtl.c: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* fixed-value.c: Likewise.
	* fold-const.c: Likewise.
	* gimple-fold.c: Likewise.
	* gimple-ssa-strength-reduction.c: Likewise.
	* gimplify-rtx.c: Likewise.
	* ipa-prop.c: Likewise.
	* loop-iv.c: Likewise.
	* optabs.c: Likewise.
	* stor-layout.c: Likewise.
	* tree-affine.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-dfa.c: Likewise.
	* tree-flow-inline.h: Likewise.
	* tree-object-size.c: Likewise.
	* tree-predcom.c: Likewise.
	* tree-pretty-print.c: Likewise.
	* tree-sra.c: Likewise.
	* tree-ssa-address.c: Likewise.
	* tree-ssa-alias.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-forwprop.c: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-phiopt.c: Likewise.
	* tree-ssa-pre.c: Likewise.
	* tree-ssa-sccvn: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-switch-conversion.c: Likewise.
	* tree-vect-loop-manip.c: Likewise.
	* tree-vrp.c: Likewise.
	* tree.h: Likewise.
	* tree.c: Likewise.
	* varasm.c: Likewise.



git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@191047 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 7 insertions, 8 deletions

diff --git a/gcc/varasm.c b/gcc/varasm.c
index b380a47d944..d476b8ad7cd 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -4649,14 +4649,13 @@ array_size_for_constructor (tree val)
 
   /* Compute the total number of array elements.  */
   tmp = TYPE_MIN_VALUE (TYPE_DOMAIN (TREE_TYPE (val)));
-  i = double_int_sub (tree_to_double_int (max_index), tree_to_double_int (tmp));
-  i = double_int_add (i, double_int_one);
+  i = tree_to_double_int (max_index) - tree_to_double_int (tmp);
+  i += double_int_one;
 
   /* Multiply by the array element unit size to find number of bytes.  */
-  i = double_int_mul (i, tree_to_double_int
-		           (TYPE_SIZE_UNIT (TREE_TYPE (TREE_TYPE (val)))));
+  i *= tree_to_double_int (TYPE_SIZE_UNIT (TREE_TYPE (TREE_TYPE (val))));
 
-  gcc_assert (double_int_fits_in_uhwi_p (i));
+  gcc_assert (i.fits_uhwi ());
   return i.low;
 }
 
@@ -4740,9 +4739,9 @@ output_constructor_regular_field (oc_local_state *local)
 	 sign-extend the result because Ada has negative DECL_FIELD_OFFSETs
 	 but we are using an unsigned sizetype.  */
       unsigned prec = TYPE_PRECISION (sizetype);
-      double_int idx = double_int_sub (tree_to_double_int (local->index),
-				       tree_to_double_int (local->min_index));
-      idx = double_int_sext (idx, prec);
+      double_int idx = tree_to_double_int (local->index)
+		       - tree_to_double_int (local->min_index);
+      idx = idx.sext (prec);
       fieldpos = (tree_low_cst (TYPE_SIZE_UNIT (TREE_TYPE (local->val)), 1)
 		  * idx.low);
     }