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tree-scalar-evolution.c (instantiate_scev_binary): Adapted to pass as parameters the operands of the binary expression.

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2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-scalar-evolution.c (instantiate_scev_binary): Adapted
	to pass as parameters the operands of the binary expression.

From-SVN: r154540
This commit is contained in:
Sebastian Pop 2009-11-25 04:32:07 +00:00 committed by Sebastian Pop
parent 4b9d48a18c
commit ffa34f4ba2
2 changed files with 17 additions and 10 deletions
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5
gcc/ChangeLog.graphite
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@ -1,3 +1,8 @@
2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_scev_binary): Adapted
to pass as parameters the operands of the binary expression.
2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed

22
gcc/tree-scalar-evolution.c
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@ -2235,7 +2235,7 @@ instantiate_scev_poly (basic_block instantiate_below,
/* Analyze all the parameters of the chrec, between INSTANTIATE_BELOW
and EVOLUTION_LOOP, that were left under a symbolic form.
CHREC is a binary expression to be instantiated.
"C0 CODE C1" is a binary expression of type TYPE to be instantiated.
CACHE is the cache of already instantiated values.
@ -2248,31 +2248,30 @@ instantiate_scev_poly (basic_block instantiate_below,
static tree
instantiate_scev_binary (basic_block instantiate_below,
struct loop *evolution_loop, tree chrec,
struct loop *evolution_loop, tree chrec, enum tree_code code,
tree type, tree c0, tree c1,
bool fold_conversions, htab_t cache, int size_expr)
{
tree op1;
tree op0 = instantiate_scev_r (instantiate_below, evolution_loop,
TREE_OPERAND (chrec, 0), fold_conversions, cache,
c0, fold_conversions, cache,
size_expr);
if (op0 == chrec_dont_know)
return chrec_dont_know;
op1 = instantiate_scev_r (instantiate_below, evolution_loop,
TREE_OPERAND (chrec, 1), fold_conversions, cache,
c1, fold_conversions, cache,
size_expr);
if (op1 == chrec_dont_know)
return chrec_dont_know;
if (TREE_OPERAND (chrec, 0) != op0
|| TREE_OPERAND (chrec, 1) != op1)
if (c0 != op0
|| c1 != op1)
{
tree type = chrec_type (chrec);
op0 = chrec_convert (type, op0, NULL);
op1 = chrec_convert_rhs (type, op1, NULL);
switch (TREE_CODE (chrec))
switch (code)
{
case POINTER_PLUS_EXPR:
case PLUS_EXPR:
@ -2289,7 +2288,7 @@ instantiate_scev_binary (basic_block instantiate_below,
}
}
return chrec;
return chrec ? chrec : fold_build2 (code, type, c0, c1);
}
/* Analyze all the parameters of the chrec, between INSTANTIATE_BELOW
@ -2548,6 +2547,9 @@ instantiate_scev_r (basic_block instantiate_below,
case MINUS_EXPR:
case MULT_EXPR:
return instantiate_scev_binary (instantiate_below, evolution_loop, chrec,
TREE_CODE (chrec), chrec_type (chrec),
TREE_OPERAND (chrec, 0),
TREE_OPERAND (chrec, 1),
fold_conversions, cache, size_expr);
CASE_CONVERT: