r218850 - in /trunk/gcc: ChangeLog config/sh/sh...

[olegendo@gcc.gnu.org]

Author: olegendo
Date: Wed Dec 17 23:08:14 2014
New Revision: 218850

URL: https://gcc.gnu.org/viewcvs?rev=218850&root=gcc&view=rev
Log:
gcc/
	PR target/51244
	* config/sh/sh_treg_combine.cc (is_conditional_insn): New function.
	(cbranch_trace): Add member rtx* condition_rtx_in_insn, initialize it
	accordingly in constructor.
	(cbranch_trace::branch_condition_rtx_ref): New function.
	(cbranch_trace::branch_condition_rtx): Use branch_condition_rtx_ref.
	(sh_treg_combine::try_invert_branch_condition): Invert condition rtx
	in insn using reversed_comparison_code and validate_change instead of
	invert_jump_1.
	(sh_treg_combine::execute): Look for conditional insns in basic blocks
	in addition to conditional branches.
	* config/sh/sh.md (*movsicc_div0s): Remove combine patterns.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sh/sh.md
    trunk/gcc/config/sh/sh_treg_combine.cc