2 * Copyright © 2012 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 #include "ir_builder.h"
25 #include "program/prog_instruction.h"
27 using namespace ir_builder
;
29 namespace ir_builder
{
32 swizzle(operand a
, int swizzle
, int components
)
34 void *mem_ctx
= ralloc_parent(a
.val
);
36 return new(mem_ctx
) ir_swizzle(a
.val
,
45 swizzle_xxxx(operand a
)
47 return swizzle(a
, SWIZZLE_XXXX
, 4);
51 swizzle_yyyy(operand a
)
53 return swizzle(a
, SWIZZLE_YYYY
, 4);
57 swizzle_zzzz(operand a
)
59 return swizzle(a
, SWIZZLE_ZZZZ
, 4);
63 swizzle_wwww(operand a
)
65 return swizzle(a
, SWIZZLE_WWWW
, 4);
71 return swizzle(a
, SWIZZLE_XXXX
, 1);
77 return swizzle(a
, SWIZZLE_YYYY
, 1);
83 return swizzle(a
, SWIZZLE_ZZZZ
, 1);
89 return swizzle(a
, SWIZZLE_WWWW
, 1);
95 return swizzle(a
, SWIZZLE_XYZW
, 2);
99 swizzle_xyz(operand a
)
101 return swizzle(a
, SWIZZLE_XYZW
, 3);
105 swizzle_xyzw(operand a
)
107 return swizzle(a
, SWIZZLE_XYZW
, 4);
111 expr(ir_expression_operation op
, operand a
, operand b
)
113 void *mem_ctx
= ralloc_parent(a
.val
);
115 return new(mem_ctx
) ir_expression(op
, a
.val
, b
.val
);
118 ir_expression
*add(operand a
, operand b
)
120 return expr(ir_binop_add
, a
, b
);
123 ir_expression
*sub(operand a
, operand b
)
125 return expr(ir_binop_sub
, a
, b
);
128 ir_expression
*mul(operand a
, operand b
)
130 return expr(ir_binop_mul
, a
, b
);
133 ir_expression
*dot(operand a
, operand b
)
135 return expr(ir_binop_dot
, a
, b
);
141 void *mem_ctx
= ralloc_parent(a
.val
);
143 return expr(ir_binop_max
,
144 expr(ir_binop_min
, a
, new(mem_ctx
) ir_constant(1.0f
)),
145 new(mem_ctx
) ir_constant(0.0f
));
148 } /* namespace ir_builder */