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author | marha <marha@users.sourceforge.net> | 2012-04-16 09:37:37 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2012-04-16 09:43:48 +0200 |
commit | 00eae6f01bf11ec6a90dfc68e607b6a1a250a118 (patch) | |
tree | b814d518076840b7433d02bc3b5957c1dd54de25 /mesalib/src/glsl/ir_builder.h | |
parent | a50d2ee664302147942dd5ed6428f9bab9d4e76a (diff) | |
parent | d6d3999ccb2cb72d55820770260172eccbbb68d7 (diff) | |
download | vcxsrv-00eae6f01bf11ec6a90dfc68e607b6a1a250a118.tar.gz vcxsrv-00eae6f01bf11ec6a90dfc68e607b6a1a250a118.tar.bz2 vcxsrv-00eae6f01bf11ec6a90dfc68e607b6a1a250a118.zip |
Merge remote-tracking branch 'origin/released'
Conflicts:
xorg-server/Xext/securitysrv.h
xorg-server/glx/glxext.h
xorg-server/glx/indirect_reqsize.c
xorg-server/glx/indirect_size_get.c
xorg-server/hw/xwin/winclip.c
xorg-server/hw/xwin/winfont.c
xorg-server/hw/xwin/winglobals.c
xorg-server/hw/xwin/winglobals.h
xorg-server/hw/xwin/winmonitors.h
xorg-server/include/closestr.h
xorg-server/include/pixmapstr.h
xorg-server/include/servermd.h
xorg-server/include/site.h
xorg-server/include/windowstr.h
xorg-server/include/xkbstr.h
Diffstat (limited to 'mesalib/src/glsl/ir_builder.h')
-rw-r--r-- | mesalib/src/glsl/ir_builder.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/mesalib/src/glsl/ir_builder.h b/mesalib/src/glsl/ir_builder.h new file mode 100644 index 000000000..0ebcbab95 --- /dev/null +++ b/mesalib/src/glsl/ir_builder.h @@ -0,0 +1,105 @@ +/* + * Copyright © 2012 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. + */ + +#include "ir.h" + +namespace ir_builder { + +/** + * This little class exists to let the helper expression generators + * take either an ir_rvalue * or an ir_variable * to be automatically + * dereferenced, while still providing compile-time type checking. + * + * You don't have to explicitly call the constructor -- C++ will see + * that you passed an ir_variable, and silently call the + * operand(ir_variable *var) constructor behind your back. + */ +class operand { +public: + operand(ir_rvalue *val) + : val(val) + { + } + + operand(ir_variable *var) + { + void *mem_ctx = ralloc_parent(var); + val = new(mem_ctx) ir_dereference_variable(var); + } + + ir_rvalue *val; +}; + +/** Automatic generator for ir_dereference_variable on assignment LHS. + * + * \sa operand + */ +class deref { +public: + deref(ir_dereference *val) + : val(val) + { + } + + deref(ir_variable *var) + { + void *mem_ctx = ralloc_parent(var); + val = new(mem_ctx) ir_dereference_variable(var); + } + + + ir_dereference *val; +}; + +class ir_factory { +public: + void emit(ir_instruction *ir); + ir_variable *make_temp(const glsl_type *type, const char *name); + + exec_list *instructions; + void *mem_ctx; +}; + +ir_assignment *assign(deref lhs, operand rhs); +ir_assignment *assign(deref lhs, operand rhs, int writemask); + +ir_expression *expr(ir_expression_operation op, operand a, operand b); +ir_expression *add(operand a, operand b); +ir_expression *sub(operand a, operand b); +ir_expression *mul(operand a, operand b); +ir_expression *dot(operand a, operand b); +ir_expression *saturate(operand a); + +ir_swizzle *swizzle_xxxx(operand a); +ir_swizzle *swizzle_yyyy(operand a); +ir_swizzle *swizzle_zzzz(operand a); +ir_swizzle *swizzle_wwww(operand a); +ir_swizzle *swizzle_x(operand a); +ir_swizzle *swizzle_y(operand a); +ir_swizzle *swizzle_z(operand a); +ir_swizzle *swizzle_w(operand a); +ir_swizzle *swizzle_xy(operand a); +ir_swizzle *swizzle_xyz(operand a); +ir_swizzle *swizzle_xyzw(operand a); + +} /* namespace ir_builder */ |