From c6f80401dc533b04341afe8d596960d1bc25efce Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 10 Apr 2012 10:49:59 +0200 Subject: fontconfig mesa xkeyboard-config xserver pixman git update 10 Apr 2012 --- mesalib/src/glsl/ir_function_can_inline.cpp | 152 ++++++++++++++-------------- 1 file changed, 76 insertions(+), 76 deletions(-) (limited to 'mesalib/src/glsl/ir_function_can_inline.cpp') diff --git a/mesalib/src/glsl/ir_function_can_inline.cpp b/mesalib/src/glsl/ir_function_can_inline.cpp index 2ed3aaa49..7b15d5df1 100644 --- a/mesalib/src/glsl/ir_function_can_inline.cpp +++ b/mesalib/src/glsl/ir_function_can_inline.cpp @@ -1,76 +1,76 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ - -/** - * \file ir_function_can_inline.cpp - * - * Determines if we can inline a function call using ir_function_inlining.cpp. - * - * The primary restriction is that we can't return from the function - * other than as the last instruction. We could potentially work - * around this for some constructs by flattening control flow and - * moving the return to the end, or by using breaks from a do {} while - * (0) loop surrounding the function body. - */ - -#include "ir.h" - -class ir_function_can_inline_visitor : public ir_hierarchical_visitor { -public: - ir_function_can_inline_visitor() - { - this->num_returns = 0; - } - - virtual ir_visitor_status visit_enter(ir_return *); - - int num_returns; -}; - -ir_visitor_status -ir_function_can_inline_visitor::visit_enter(ir_return *ir) -{ - (void) ir; - this->num_returns++; - return visit_continue; -} - -bool -can_inline(ir_call *call) -{ - ir_function_can_inline_visitor v; - const ir_function_signature *callee = call->get_callee(); - if (!callee->is_defined) - return false; - - v.run((exec_list *) &callee->body); - - /* If the function is empty (no last instruction) or does not end with a - * return statement, we need to count the implicit return. - */ - ir_instruction *last = (ir_instruction *)callee->body.get_tail(); - if (last == NULL || !last->as_return()) - v.num_returns++; - - return v.num_returns == 1; -} +/* + * Copyright © 2010 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +/** + * \file ir_function_can_inline.cpp + * + * Determines if we can inline a function call using ir_function_inlining.cpp. + * + * The primary restriction is that we can't return from the function + * other than as the last instruction. We could potentially work + * around this for some constructs by flattening control flow and + * moving the return to the end, or by using breaks from a do {} while + * (0) loop surrounding the function body. + */ + +#include "ir.h" + +class ir_function_can_inline_visitor : public ir_hierarchical_visitor { +public: + ir_function_can_inline_visitor() + { + this->num_returns = 0; + } + + virtual ir_visitor_status visit_enter(ir_return *); + + int num_returns; +}; + +ir_visitor_status +ir_function_can_inline_visitor::visit_enter(ir_return *ir) +{ + (void) ir; + this->num_returns++; + return visit_continue; +} + +bool +can_inline(ir_call *call) +{ + ir_function_can_inline_visitor v; + const ir_function_signature *callee = call->callee; + if (!callee->is_defined) + return false; + + v.run((exec_list *) &callee->body); + + /* If the function is empty (no last instruction) or does not end with a + * return statement, we need to count the implicit return. + */ + ir_instruction *last = (ir_instruction *)callee->body.get_tail(); + if (last == NULL || !last->as_return()) + v.num_returns++; + + return v.num_returns == 1; +} -- cgit v1.2.3