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Re: [PATCH 72/89] Concretize gimple_switch_index and gimple_switch_index_ptr

From: Jeff Law <law at redhat dot com>
To: David Malcolm <dmalcolm at redhat dot com>, gcc-patches at gcc dot gnu dot org
Date: Mon, 12 May 2014 13:40:54 -0600
Subject: Re: [PATCH 72/89] Concretize gimple_switch_index and gimple_switch_index_ptr
Authentication-results: sourceware.org; auth=none
References: <1398099480-49147-1-git-send-email-dmalcolm at redhat dot com> <1398099480-49147-73-git-send-email-dmalcolm at redhat dot com>

On 04/21/14 10:57, David Malcolm wrote:

gcc/
	* gimple.h (gimple_switch_index): Require a const_gimple_switch rather
	than a plain const_gimple.
	(gimple_switch_index_ptr): Likewise.

	* gimplify-me.c (gimple_regimplify_operands): Add checked cast to
	gimple_switch within "case GIMPLE_SWITCH".
	* tree-cfgcleanup.c (cleanup_control_expr_graph): Likewise.
	* tree-ssa-ccp.c (ccp_fold): Likewise.
	* tree-ssa-dom.c (optimize_stmt): Likewise.

	* tree-ssa-ccp.c (evaluate_stmt): Add checked cast to
	gimple_switch within region guarded by check for GIMPLE_SWITCH.
	* tree-ssa-dom.c (record_edge_info): Likewise.
	(eliminate_redundant_computations): Likewise.
	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
	* tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.

	* tree-ssa-dom.c (initialize_hash_element): Replace check for
	code GIMPLE_SWITCH with a dyn_cast_gimple_switch.
	(propagate_rhs_into_lhs): Likewise.
	* tree-ssa-propagate.c (may_propagate_copy_into_stmt): Likewise.
	(propagate_tree_value_into_stmt): Likewise.

OK once prereqs go in and will obviously need updating for const changesas well.


Jeff

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