Import snapshot of spirv headers

Includes only the include/spirv/unified1 subtree.

Based on git://github.com/KhronosGroup/spirv-tools revision 17da9f8231f78cf519b4958c2229463a63ead9e2

Bug: b/120799499
Change-Id: Ifb790bf95035d7feb2d54d07e1475013dfd298b1
Reviewed-on: https://swiftshader-review.googlesource.com/c/23048
Tested-by: Chris Forbes <chrisforbes@google.com>
Reviewed-by: Corentin Wallez <cwallez@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>

Author: chrisforbes

include/spirv/unified1/GLSL.std.450.h

@@ -0,0 +1,131 @@
+/*
+** Copyright (c) 2014-2016 The Khronos Group Inc.
+**
+** Permission is hereby granted, free of charge, to any person obtaining a copy
+** of this software and/or associated documentation files (the "Materials"),
+** to deal in the Materials without restriction, including without limitation
+** the rights to use, copy, modify, merge, publish, distribute, sublicense,
+** and/or sell copies of the Materials, and to permit persons to whom the
+** Materials are furnished to do so, subject to the following conditions:
+**
+** The above copyright notice and this permission notice shall be included in
+** all copies or substantial portions of the Materials.
+**
+** MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS KHRONOS
+** STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS SPECIFICATIONS AND
+** HEADER INFORMATION ARE LOCATED AT https://www.khronos.org/registry/ 
+**
+** THE MATERIALS ARE 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 MATERIALS OR THE USE OR OTHER DEALINGS
+** IN THE MATERIALS.
+*/
+
+#ifndef GLSLstd450_H
+#define GLSLstd450_H
+
+static const int GLSLstd450Version = 100;
+static const int GLSLstd450Revision = 3;
+
+enum GLSLstd450 {
+    GLSLstd450Bad = 0,              // Don't use
+
+    GLSLstd450Round = 1,
+    GLSLstd450RoundEven = 2,
+    GLSLstd450Trunc = 3,
+    GLSLstd450FAbs = 4,
+    GLSLstd450SAbs = 5,
+    GLSLstd450FSign = 6,
+    GLSLstd450SSign = 7,
+    GLSLstd450Floor = 8,
+    GLSLstd450Ceil = 9,
+    GLSLstd450Fract = 10,
+
+    GLSLstd450Radians = 11,
+    GLSLstd450Degrees = 12,
+    GLSLstd450Sin = 13,
+    GLSLstd450Cos = 14,
+    GLSLstd450Tan = 15,
+    GLSLstd450Asin = 16,
+    GLSLstd450Acos = 17,
+    GLSLstd450Atan = 18,
+    GLSLstd450Sinh = 19,
+    GLSLstd450Cosh = 20,
+    GLSLstd450Tanh = 21,
+    GLSLstd450Asinh = 22,
+    GLSLstd450Acosh = 23,
+    GLSLstd450Atanh = 24,
+    GLSLstd450Atan2 = 25,
+
+    GLSLstd450Pow = 26,
+    GLSLstd450Exp = 27,
+    GLSLstd450Log = 28,
+    GLSLstd450Exp2 = 29,
+    GLSLstd450Log2 = 30,
+    GLSLstd450Sqrt = 31,
+    GLSLstd450InverseSqrt = 32,
+
+    GLSLstd450Determinant = 33,
+    GLSLstd450MatrixInverse = 34,
+
+    GLSLstd450Modf = 35,            // second operand needs an OpVariable to write to
+    GLSLstd450ModfStruct = 36,      // no OpVariable operand
+    GLSLstd450FMin = 37,
+    GLSLstd450UMin = 38,
+    GLSLstd450SMin = 39,
+    GLSLstd450FMax = 40,
+    GLSLstd450UMax = 41,
+    GLSLstd450SMax = 42,
+    GLSLstd450FClamp = 43,
+    GLSLstd450UClamp = 44,
+    GLSLstd450SClamp = 45,
+    GLSLstd450FMix = 46,
+    GLSLstd450IMix = 47,            // Reserved
+    GLSLstd450Step = 48,
+    GLSLstd450SmoothStep = 49,
+
+    GLSLstd450Fma = 50,
+    GLSLstd450Frexp = 51,            // second operand needs an OpVariable to write to
+    GLSLstd450FrexpStruct = 52,      // no OpVariable operand
+    GLSLstd450Ldexp = 53,
+
+    GLSLstd450PackSnorm4x8 = 54,
+    GLSLstd450PackUnorm4x8 = 55,
+    GLSLstd450PackSnorm2x16 = 56,
+    GLSLstd450PackUnorm2x16 = 57,
+    GLSLstd450PackHalf2x16 = 58,
+    GLSLstd450PackDouble2x32 = 59,
+    GLSLstd450UnpackSnorm2x16 = 60,
+    GLSLstd450UnpackUnorm2x16 = 61,
+    GLSLstd450UnpackHalf2x16 = 62,
+    GLSLstd450UnpackSnorm4x8 = 63,
+    GLSLstd450UnpackUnorm4x8 = 64,
+    GLSLstd450UnpackDouble2x32 = 65,
+
+    GLSLstd450Length = 66,
+    GLSLstd450Distance = 67,
+    GLSLstd450Cross = 68,
+    GLSLstd450Normalize = 69,
+    GLSLstd450FaceForward = 70,
+    GLSLstd450Reflect = 71,
+    GLSLstd450Refract = 72,
+
+    GLSLstd450FindILsb = 73,
+    GLSLstd450FindSMsb = 74,
+    GLSLstd450FindUMsb = 75,
+
+    GLSLstd450InterpolateAtCentroid = 76,
+    GLSLstd450InterpolateAtSample = 77,
+    GLSLstd450InterpolateAtOffset = 78,
+
+    GLSLstd450NMin = 79,
+    GLSLstd450NMax = 80,
+    GLSLstd450NClamp = 81,
+
+    GLSLstd450Count
+};
+
+#endif  // #ifndef GLSLstd450_H

include/spirv/unified1/OpenCL.std.h

@@ -0,0 +1,215 @@
+/*
+** Copyright (c) 2015-2017 The Khronos Group Inc.
+**
+** Permission is hereby granted, free of charge, to any person obtaining a copy
+** of this software and/or associated documentation files (the "Materials"),
+** to deal in the Materials without restriction, including without limitation
+** the rights to use, copy, modify, merge, publish, distribute, sublicense,
+** and/or sell copies of the Materials, and to permit persons to whom the
+** Materials are furnished to do so, subject to the following conditions:
+**
+** The above copyright notice and this permission notice shall be included in
+** all copies or substantial portions of the Materials.
+**
+** MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS KHRONOS
+** STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS SPECIFICATIONS AND
+** HEADER INFORMATION ARE LOCATED AT https://www.khronos.org/registry/ 
+**
+** THE MATERIALS ARE 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 MATERIALS OR THE USE OR OTHER DEALINGS
+** IN THE MATERIALS.
+*/
+
+#ifndef OPENCLstd_H
+#define OPENCLstd_H
+
+namespace OpenCLLIB {
+
+enum Entrypoints {
+
+    // Section 2.1: Math extended instructions
+    Acos = 0,
+    Acosh = 1,
+    Acospi = 2,
+    Asin = 3,
+    Asinh = 4,
+    Asinpi = 5,
+    Atan = 6,
+    Atan2 = 7,
+    Atanh = 8,
+    Atanpi = 9,
+    Atan2pi = 10,
+    Cbrt = 11,
+    Ceil = 12,
+    Copysign = 13,
+    Cos = 14,
+    Cosh = 15,
+    Cospi = 16,
+    Erfc = 17,
+    Erf = 18,
+    Exp = 19,
+    Exp2 = 20,
+    Exp10 = 21,
+    Expm1 = 22,
+    Fabs = 23,
+    Fdim = 24,
+    Floor = 25,
+    Fma = 26,
+    Fmax = 27,
+    Fmin = 28,
+    Fmod = 29,
+    Fract = 30, 
+    Frexp = 31,
+    Hypot = 32,
+    Ilogb = 33,
+    Ldexp = 34,
+    Lgamma = 35,
+    Lgamma_r = 36,
+    Log = 37,
+    Log2 = 38,
+    Log10 = 39,
+    Log1p = 40,
+    Logb = 41,
+    Mad = 42,
+    Maxmag = 43,
+    Minmag = 44,
+    Modf = 45,
+    Nan = 46,
+    Nextafter = 47,
+    Pow = 48,
+    Pown = 49,
+    Powr = 50,
+    Remainder = 51,
+    Remquo = 52,
+    Rint = 53,
+    Rootn = 54,
+    Round = 55,
+    Rsqrt = 56,
+    Sin = 57,
+    Sincos = 58,
+    Sinh = 59,
+    Sinpi = 60,
+    Sqrt = 61,
+    Tan = 62,
+    Tanh = 63,
+    Tanpi = 64,
+    Tgamma = 65,
+    Trunc = 66,
+    Half_cos = 67,
+    Half_divide = 68,
+    Half_exp = 69,
+    Half_exp2 = 70,
+    Half_exp10 = 71,
+    Half_log = 72,
+    Half_log2 = 73,
+    Half_log10 = 74,
+    Half_powr = 75,
+    Half_recip = 76,
+    Half_rsqrt = 77,
+    Half_sin = 78,
+    Half_sqrt = 79,
+    Half_tan = 80,
+    Native_cos = 81,
+    Native_divide = 82,
+    Native_exp = 83,
+    Native_exp2 = 84,
+    Native_exp10 = 85,
+    Native_log = 86,
+    Native_log2 = 87,
+    Native_log10 = 88,
+    Native_powr = 89,
+    Native_recip = 90,
+    Native_rsqrt = 91,
+    Native_sin = 92,
+    Native_sqrt = 93,
+    Native_tan = 94,
+    
+    // Section 2.2: Integer instructions
+    SAbs = 141,
+    SAbs_diff = 142,
+    SAdd_sat = 143,
+    UAdd_sat = 144,
+    SHadd = 145,
+    UHadd = 146,
+    SRhadd = 147,
+    URhadd = 148,
+    SClamp = 149,
+    UClamp = 150, 
+    Clz = 151,
+    Ctz = 152,    
+    SMad_hi = 153,
+    UMad_sat = 154,
+    SMad_sat = 155,
+    SMax = 156,
+    UMax = 157,
+    SMin = 158,
+    UMin = 159,
+    SMul_hi = 160,
+    Rotate = 161,
+    SSub_sat = 162,
+    USub_sat = 163,
+    U_Upsample = 164,
+    S_Upsample = 165,
+    Popcount = 166,
+    SMad24 = 167,
+    UMad24 = 168,
+    SMul24 = 169,
+    UMul24 = 170,
+    UAbs = 201,
+    UAbs_diff = 202,
+    UMul_hi = 203,
+    UMad_hi = 204,
+
+    // Section 2.3: Common instructions
+    FClamp = 95,
+    Degrees = 96,
+    FMax_common = 97,
+    FMin_common = 98, 
+    Mix = 99,
+    Radians = 100,
+    Step = 101,
+    Smoothstep = 102,
+    Sign = 103,
+
+    // Section 2.4: Geometric instructions
+    Cross = 104,
+    Distance = 105, 
+    Length = 106,
+    Normalize = 107,
+    Fast_distance = 108,
+    Fast_length = 109,
+    Fast_normalize = 110,
+
+    // Section 2.5: Relational instructions
+    Bitselect = 186,
+    Select = 187,
+
+    // Section 2.6: Vector Data Load and Store instructions
+    Vloadn = 171,
+    Vstoren = 172,
+    Vload_half = 173,
+    Vload_halfn = 174,
+    Vstore_half = 175,
+    Vstore_half_r = 176,
+    Vstore_halfn = 177,
+    Vstore_halfn_r = 178,
+    Vloada_halfn = 179,
+    Vstorea_halfn = 180,
+    Vstorea_halfn_r = 181,
+
+    // Section 2.7: Miscellaneous Vector instructions
+    Shuffle = 182,
+    Shuffle2 = 183,
+
+    // Section 2.8: Misc instructions 
+    Printf = 184,
+    Prefetch = 185,
+};
+
+} // end namespace OpenCLLIB
+
+#endif  // #ifndef OPENCLstd_H