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-rw-r--r--toolchain/gcc/patches/4.7.2/020-gcc_bug_54295.patch70
1 files changed, 0 insertions, 70 deletions
diff --git a/toolchain/gcc/patches/4.7.2/020-gcc_bug_54295.patch b/toolchain/gcc/patches/4.7.2/020-gcc_bug_54295.patch
deleted file mode 100644
index 0d519758af..0000000000
--- a/toolchain/gcc/patches/4.7.2/020-gcc_bug_54295.patch
+++ /dev/null
@@ -1,70 +0,0 @@
-diff -urN a/gcc/tree-ssa-math-opts.c b/gcc/tree-ssa-math-opts.c
---- a/gcc/tree-ssa-math-opts.c 2011-12-20 22:33:48.000000000 +0100
-+++ b/gcc/tree-ssa-math-opts.c 2013-04-29 16:39:54.413585206 +0200
-@@ -1968,6 +1968,47 @@
- }
- };
-
-+/* Return true if stmt is a type conversion operation that can be stripped
-+ when used in a widening multiply operation. */
-+static bool
-+widening_mult_conversion_strippable_p (tree result_type, gimple stmt)
-+{
-+ enum tree_code rhs_code = gimple_assign_rhs_code (stmt);
-+
-+ if (TREE_CODE (result_type) == INTEGER_TYPE)
-+ {
-+ tree op_type;
-+ tree inner_op_type;
-+
-+ if (!CONVERT_EXPR_CODE_P (rhs_code))
-+ return false;
-+
-+ op_type = TREE_TYPE (gimple_assign_lhs (stmt));
-+
-+ /* If the type of OP has the same precision as the result, then
-+ we can strip this conversion. The multiply operation will be
-+ selected to create the correct extension as a by-product. */
-+ if (TYPE_PRECISION (result_type) == TYPE_PRECISION (op_type))
-+ return true;
-+
-+ /* We can also strip a conversion if it preserves the signed-ness of
-+ the operation and doesn't narrow the range. */
-+ inner_op_type = TREE_TYPE (gimple_assign_rhs1 (stmt));
-+
-+ /* If the inner-most type is unsigned, then we can strip any
-+ intermediate widening operation. If it's signed, then the
-+ intermediate widening operation must also be signed. */
-+ if ((TYPE_UNSIGNED (inner_op_type)
-+ || TYPE_UNSIGNED (op_type) == TYPE_UNSIGNED (inner_op_type))
-+ && TYPE_PRECISION (op_type) > TYPE_PRECISION (inner_op_type))
-+ return true;
-+
-+ return false;
-+ }
-+
-+ return rhs_code == FIXED_CONVERT_EXPR;
-+}
-+
- /* Return true if RHS is a suitable operand for a widening multiplication,
- assuming a target type of TYPE.
- There are two cases:
-@@ -1984,17 +2025,13 @@
- {
- gimple stmt;
- tree type1, rhs1;
-- enum tree_code rhs_code;
-
- if (TREE_CODE (rhs) == SSA_NAME)
- {
- stmt = SSA_NAME_DEF_STMT (rhs);
- if (is_gimple_assign (stmt))
- {
-- rhs_code = gimple_assign_rhs_code (stmt);
-- if (TREE_CODE (type) == INTEGER_TYPE
-- ? !CONVERT_EXPR_CODE_P (rhs_code)
-- : rhs_code != FIXED_CONVERT_EXPR)
-+ if (! widening_mult_conversion_strippable_p (type, stmt))
- rhs1 = rhs;
- else
- {