/*
* Copyright 2002-2003 Jason Edmeades
* Copyright 2002-2003 Raphael Junqueira
* Copyright 2004 Christian Costa
* Copyright 2005 Oliver Stieber
* Copyright 2006 Ivan Gyurdiev
* Copyright 2007-2008 Stefan Dösinger for CodeWeavers
* Copyright 2009, 2021 Henri Verbeet for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "vkd3d_shader_private.h"
#define VKD3D_SM1_VS 0xfffeu
#define VKD3D_SM1_PS 0xffffu
#define VKD3D_SM1_DCL_USAGE_SHIFT 0u
#define VKD3D_SM1_DCL_USAGE_MASK (0xfu << VKD3D_SM1_DCL_USAGE_SHIFT)
#define VKD3D_SM1_DCL_USAGE_INDEX_SHIFT 16u
#define VKD3D_SM1_DCL_USAGE_INDEX_MASK (0xfu << VKD3D_SM1_DCL_USAGE_INDEX_SHIFT)
#define VKD3D_SM1_RESOURCE_TYPE_SHIFT 27u
#define VKD3D_SM1_RESOURCE_TYPE_MASK (0xfu << VKD3D_SM1_RESOURCE_TYPE_SHIFT)
#define VKD3D_SM1_OPCODE_MASK 0x0000ffffu
#define VKD3D_SM1_INSTRUCTION_FLAGS_SHIFT 16u
#define VKD3D_SM1_INSTRUCTION_FLAGS_MASK (0xffu << VKD3D_SM1_INSTRUCTION_FLAGS_SHIFT)
#define VKD3D_SM1_INSTRUCTION_LENGTH_SHIFT 24u
#define VKD3D_SM1_INSTRUCTION_LENGTH_MASK (0xfu << VKD3D_SM1_INSTRUCTION_LENGTH_SHIFT)
#define VKD3D_SM1_COISSUE (0x1u << 30u)
#define VKD3D_SM1_COMMENT_SIZE_SHIFT 16u
#define VKD3D_SM1_COMMENT_SIZE_MASK (0x7fffu << VKD3D_SM1_COMMENT_SIZE_SHIFT)
#define VKD3D_SM1_INSTRUCTION_PREDICATED (0x1u << 28u)
#define VKD3D_SM1_INSTRUCTION_PARAMETER (0x1u << 31u)
#define VKD3D_SM1_REGISTER_NUMBER_MASK 0x000007ffu
#define VKD3D_SM1_REGISTER_TYPE_SHIFT 28u
#define VKD3D_SM1_REGISTER_TYPE_MASK (0x7u << VKD3D_SM1_REGISTER_TYPE_SHIFT)
#define VKD3D_SM1_REGISTER_TYPE_SHIFT2 8u
#define VKD3D_SM1_REGISTER_TYPE_MASK2 (0x18u << VKD3D_SM1_REGISTER_TYPE_SHIFT2)
#define VKD3D_SM1_ADDRESS_MODE_SHIFT 13u
#define VKD3D_SM1_ADDRESS_MODE_MASK (0x1u << VKD3D_SM1_ADDRESS_MODE_SHIFT)
#define VKD3D_SM1_DST_MODIFIER_SHIFT 20u
#define VKD3D_SM1_DST_MODIFIER_MASK (0xfu << VKD3D_SM1_DST_MODIFIER_SHIFT)
#define VKD3D_SM1_DSTSHIFT_SHIFT 24u
#define VKD3D_SM1_DSTSHIFT_MASK (0xfu << VKD3D_SM1_DSTSHIFT_SHIFT)
#define VKD3D_SM1_WRITEMASK_SHIFT 16u
#define VKD3D_SM1_WRITEMASK_MASK (0xfu << VKD3D_SM1_WRITEMASK_SHIFT)
#define VKD3D_SM1_SWIZZLE_SHIFT 16u
#define VKD3D_SM1_SWIZZLE_MASK (0xffu << VKD3D_SM1_SWIZZLE_SHIFT)
#define VKD3D_SM1_SWIZZLE_DEFAULT (0u | (1u << 2) | (2u << 4) | (3u << 6))
#define VKD3D_SM1_SWIZZLE_COMPONENT_SHIFT(idx) (2u * (idx))
#define VKD3D_SM1_SWIZZLE_COMPONENT_MASK(idx) (0x3u << VKD3D_SM1_SWIZZLE_COMPONENT_SHIFT(idx))
#define VKD3D_SM1_SRC_MODIFIER_SHIFT 24u
#define VKD3D_SM1_SRC_MODIFIER_MASK (0xfu << VKD3D_SM1_SRC_MODIFIER_SHIFT)
#define VKD3D_SM1_END 0x0000ffffu
#define VKD3D_SM1_VERSION_MAJOR(version) (((version) >> 8u) & 0xffu)
#define VKD3D_SM1_VERSION_MINOR(version) (((version) >> 0u) & 0xffu)
enum vkd3d_sm1_address_mode_type
{
VKD3D_SM1_ADDRESS_MODE_ABSOLUTE = 0x0,
VKD3D_SM1_ADDRESS_MODE_RELATIVE = 0x1,
};
enum vkd3d_sm1_resource_type
{
VKD3D_SM1_RESOURCE_UNKNOWN = 0x0,
VKD3D_SM1_RESOURCE_TEXTURE_1D = 0x1,
VKD3D_SM1_RESOURCE_TEXTURE_2D = 0x2,
VKD3D_SM1_RESOURCE_TEXTURE_CUBE = 0x3,
VKD3D_SM1_RESOURCE_TEXTURE_3D = 0x4,
};
enum vkd3d_sm1_opcode
{
VKD3D_SM1_OP_NOP = 0x00,
VKD3D_SM1_OP_MOV = 0x01,
VKD3D_SM1_OP_ADD = 0x02,
VKD3D_SM1_OP_SUB = 0x03,
VKD3D_SM1_OP_MAD = 0x04,
VKD3D_SM1_OP_MUL = 0x05,
VKD3D_SM1_OP_RCP = 0x06,
VKD3D_SM1_OP_RSQ = 0x07,
VKD3D_SM1_OP_DP3 = 0x08,
VKD3D_SM1_OP_DP4 = 0x09,
VKD3D_SM1_OP_MIN = 0x0a,
VKD3D_SM1_OP_MAX = 0x0b,
VKD3D_SM1_OP_SLT = 0x0c,
VKD3D_SM1_OP_SGE = 0x0d,
VKD3D_SM1_OP_EXP = 0x0e,
VKD3D_SM1_OP_LOG = 0x0f,
VKD3D_SM1_OP_LIT = 0x10,
VKD3D_SM1_OP_DST = 0x11,
VKD3D_SM1_OP_LRP = 0x12,
VKD3D_SM1_OP_FRC = 0x13,
VKD3D_SM1_OP_M4x4 = 0x14,
VKD3D_SM1_OP_M4x3 = 0x15,
VKD3D_SM1_OP_M3x4 = 0x16,
VKD3D_SM1_OP_M3x3 = 0x17,
VKD3D_SM1_OP_M3x2 = 0x18,
VKD3D_SM1_OP_CALL = 0x19,
VKD3D_SM1_OP_CALLNZ = 0x1a,
VKD3D_SM1_OP_LOOP = 0x1b,
VKD3D_SM1_OP_RET = 0x1c,
VKD3D_SM1_OP_ENDLOOP = 0x1d,
VKD3D_SM1_OP_LABEL = 0x1e,
VKD3D_SM1_OP_DCL = 0x1f,
VKD3D_SM1_OP_POW = 0x20,
VKD3D_SM1_OP_CRS = 0x21,
VKD3D_SM1_OP_SGN = 0x22,
VKD3D_SM1_OP_ABS = 0x23,
VKD3D_SM1_OP_NRM = 0x24,
VKD3D_SM1_OP_SINCOS = 0x25,
VKD3D_SM1_OP_REP = 0x26,
VKD3D_SM1_OP_ENDREP = 0x27,
VKD3D_SM1_OP_IF = 0x28,
VKD3D_SM1_OP_IFC = 0x29,
VKD3D_SM1_OP_ELSE = 0x2a,
VKD3D_SM1_OP_ENDIF = 0x2b,
VKD3D_SM1_OP_BREAK = 0x2c,
VKD3D_SM1_OP_BREAKC = 0x2d,
VKD3D_SM1_OP_MOVA = 0x2e,
VKD3D_SM1_OP_DEFB = 0x2f,
VKD3D_SM1_OP_DEFI = 0x30,
VKD3D_SM1_OP_TEXCOORD = 0x40,
VKD3D_SM1_OP_TEXKILL = 0x41,
VKD3D_SM1_OP_TEX = 0x42,
VKD3D_SM1_OP_TEXBEM = 0x43,
VKD3D_SM1_OP_TEXBEML = 0x44,
VKD3D_SM1_OP_TEXREG2AR = 0x45,
VKD3D_SM1_OP_TEXREG2GB = 0x46,
VKD3D_SM1_OP_TEXM3x2PAD = 0x47,
VKD3D_SM1_OP_TEXM3x2TEX = 0x48,
VKD3D_SM1_OP_TEXM3x3PAD = 0x49,
VKD3D_SM1_OP_TEXM3x3TEX = 0x4a,
VKD3D_SM1_OP_TEXM3x3DIFF = 0x4b,
VKD3D_SM1_OP_TEXM3x3SPEC = 0x4c,
VKD3D_SM1_OP_TEXM3x3VSPEC = 0x4d,
VKD3D_SM1_OP_EXPP = 0x4e,
VKD3D_SM1_OP_LOGP = 0x4f,
VKD3D_SM1_OP_CND = 0x50,
VKD3D_SM1_OP_DEF = 0x51,
VKD3D_SM1_OP_TEXREG2RGB = 0x52,
VKD3D_SM1_OP_TEXDP3TEX = 0x53,
VKD3D_SM1_OP_TEXM3x2DEPTH = 0x54,
VKD3D_SM1_OP_TEXDP3 = 0x55,
VKD3D_SM1_OP_TEXM3x3 = 0x56,
VKD3D_SM1_OP_TEXDEPTH = 0x57,
VKD3D_SM1_OP_CMP = 0x58,
VKD3D_SM1_OP_BEM = 0x59,
VKD3D_SM1_OP_DP2ADD = 0x5a,
VKD3D_SM1_OP_DSX = 0x5b,
VKD3D_SM1_OP_DSY = 0x5c,
VKD3D_SM1_OP_TEXLDD = 0x5d,
VKD3D_SM1_OP_SETP = 0x5e,
VKD3D_SM1_OP_TEXLDL = 0x5f,
VKD3D_SM1_OP_BREAKP = 0x60,
VKD3D_SM1_OP_PHASE = 0xfffd,
VKD3D_SM1_OP_COMMENT = 0xfffe,
VKD3D_SM1_OP_END = 0Xffff,
};
struct vkd3d_sm1_opcode_info
{
enum vkd3d_sm1_opcode sm1_opcode;
unsigned int dst_count;
unsigned int src_count;
enum vkd3d_shader_opcode vkd3d_opcode;
struct
{
unsigned int major, minor;
} min_version, max_version;
};
struct vkd3d_shader_sm1_parser
{
const struct vkd3d_sm1_opcode_info *opcode_table;
const uint32_t *start, *end;
bool abort;
struct vkd3d_shader_parser p;
};
/* This table is not order or position dependent. */
static const struct vkd3d_sm1_opcode_info vs_opcode_table[] =
{
/* Arithmetic */
{VKD3D_SM1_OP_NOP, 0, 0, VKD3DSIH_NOP},
{VKD3D_SM1_OP_MOV, 1, 1, VKD3DSIH_MOV},
{VKD3D_SM1_OP_MOVA, 1, 1, VKD3DSIH_MOVA, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_ADD, 1, 2, VKD3DSIH_ADD},
{VKD3D_SM1_OP_SUB, 1, 2, VKD3DSIH_SUB},
{VKD3D_SM1_OP_MAD, 1, 3, VKD3DSIH_MAD},
{VKD3D_SM1_OP_MUL, 1, 2, VKD3DSIH_MUL},
{VKD3D_SM1_OP_RCP, 1, 1, VKD3DSIH_RCP},
{VKD3D_SM1_OP_RSQ, 1, 1, VKD3DSIH_RSQ},
{VKD3D_SM1_OP_DP3, 1, 2, VKD3DSIH_DP3},
{VKD3D_SM1_OP_DP4, 1, 2, VKD3DSIH_DP4},
{VKD3D_SM1_OP_MIN, 1, 2, VKD3DSIH_MIN},
{VKD3D_SM1_OP_MAX, 1, 2, VKD3DSIH_MAX},
{VKD3D_SM1_OP_SLT, 1, 2, VKD3DSIH_SLT},
{VKD3D_SM1_OP_SGE, 1, 2, VKD3DSIH_SGE},
{VKD3D_SM1_OP_ABS, 1, 1, VKD3DSIH_ABS},
{VKD3D_SM1_OP_EXP, 1, 1, VKD3DSIH_EXP},
{VKD3D_SM1_OP_LOG, 1, 1, VKD3DSIH_LOG},
{VKD3D_SM1_OP_EXPP, 1, 1, VKD3DSIH_EXPP},
{VKD3D_SM1_OP_LOGP, 1, 1, VKD3DSIH_LOGP},
{VKD3D_SM1_OP_LIT, 1, 1, VKD3DSIH_LIT},
{VKD3D_SM1_OP_DST, 1, 2, VKD3DSIH_DST},
{VKD3D_SM1_OP_LRP, 1, 3, VKD3DSIH_LRP},
{VKD3D_SM1_OP_FRC, 1, 1, VKD3DSIH_FRC},
{VKD3D_SM1_OP_POW, 1, 2, VKD3DSIH_POW},
{VKD3D_SM1_OP_CRS, 1, 2, VKD3DSIH_CRS},
{VKD3D_SM1_OP_SGN, 1, 3, VKD3DSIH_SGN, {2, 0}, { 2, 1}},
{VKD3D_SM1_OP_SGN, 1, 1, VKD3DSIH_SGN, {3, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_NRM, 1, 1, VKD3DSIH_NRM,},
{VKD3D_SM1_OP_SINCOS, 1, 3, VKD3DSIH_SINCOS, {2, 0}, { 2, 1}},
{VKD3D_SM1_OP_SINCOS, 1, 1, VKD3DSIH_SINCOS, {3, 0}, {~0u, ~0u}},
/* Matrix */
{VKD3D_SM1_OP_M4x4, 1, 2, VKD3DSIH_M4x4},
{VKD3D_SM1_OP_M4x3, 1, 2, VKD3DSIH_M4x3},
{VKD3D_SM1_OP_M3x4, 1, 2, VKD3DSIH_M3x4},
{VKD3D_SM1_OP_M3x3, 1, 2, VKD3DSIH_M3x3},
{VKD3D_SM1_OP_M3x2, 1, 2, VKD3DSIH_M3x2},
/* Declarations */
{VKD3D_SM1_OP_DCL, 0, 2, VKD3DSIH_DCL},
/* Constant definitions */
{VKD3D_SM1_OP_DEF, 1, 4, VKD3DSIH_DEF},
{VKD3D_SM1_OP_DEFB, 1, 1, VKD3DSIH_DEFB},
{VKD3D_SM1_OP_DEFI, 1, 4, VKD3DSIH_DEFI},
/* Control flow */
{VKD3D_SM1_OP_REP, 0, 1, VKD3DSIH_REP, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_ENDREP, 0, 0, VKD3DSIH_ENDREP, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_IF, 0, 1, VKD3DSIH_IF, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_IFC, 0, 2, VKD3DSIH_IFC, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_ELSE, 0, 0, VKD3DSIH_ELSE, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_ENDIF, 0, 0, VKD3DSIH_ENDIF, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_BREAK, 0, 0, VKD3DSIH_BREAK, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_BREAKC, 0, 2, VKD3DSIH_BREAKC, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_BREAKP, 0, 1, VKD3DSIH_BREAKP},
{VKD3D_SM1_OP_CALL, 0, 1, VKD3DSIH_CALL, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_CALLNZ, 0, 2, VKD3DSIH_CALLNZ, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_LOOP, 0, 2, VKD3DSIH_LOOP, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_RET, 0, 0, VKD3DSIH_RET, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_ENDLOOP, 0, 0, VKD3DSIH_ENDLOOP, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_LABEL, 0, 1, VKD3DSIH_LABEL, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_SETP, 1, 2, VKD3DSIH_SETP},
{VKD3D_SM1_OP_TEXLDL, 1, 2, VKD3DSIH_TEXLDL, {3, 0}, {~0u, ~0u}},
{0, 0, 0, VKD3DSIH_INVALID},
};
static const struct vkd3d_sm1_opcode_info ps_opcode_table[] =
{
/* Arithmetic */
{VKD3D_SM1_OP_NOP, 0, 0, VKD3DSIH_NOP},
{VKD3D_SM1_OP_MOV, 1, 1, VKD3DSIH_MOV},
{VKD3D_SM1_OP_ADD, 1, 2, VKD3DSIH_ADD},
{VKD3D_SM1_OP_SUB, 1, 2, VKD3DSIH_SUB},
{VKD3D_SM1_OP_MAD, 1, 3, VKD3DSIH_MAD},
{VKD3D_SM1_OP_MUL, 1, 2, VKD3DSIH_MUL},
{VKD3D_SM1_OP_RCP, 1, 1, VKD3DSIH_RCP},
{VKD3D_SM1_OP_RSQ, 1, 1, VKD3DSIH_RSQ},
{VKD3D_SM1_OP_DP3, 1, 2, VKD3DSIH_DP3},
{VKD3D_SM1_OP_DP4, 1, 2, VKD3DSIH_DP4},
{VKD3D_SM1_OP_MIN, 1, 2, VKD3DSIH_MIN},
{VKD3D_SM1_OP_MAX, 1, 2, VKD3DSIH_MAX},
{VKD3D_SM1_OP_SLT, 1, 2, VKD3DSIH_SLT},
{VKD3D_SM1_OP_SGE, 1, 2, VKD3DSIH_SGE},
{VKD3D_SM1_OP_ABS, 1, 1, VKD3DSIH_ABS},
{VKD3D_SM1_OP_EXP, 1, 1, VKD3DSIH_EXP},
{VKD3D_SM1_OP_LOG, 1, 1, VKD3DSIH_LOG},
{VKD3D_SM1_OP_EXPP, 1, 1, VKD3DSIH_EXPP},
{VKD3D_SM1_OP_LOGP, 1, 1, VKD3DSIH_LOGP},
{VKD3D_SM1_OP_DST, 1, 2, VKD3DSIH_DST},
{VKD3D_SM1_OP_LRP, 1, 3, VKD3DSIH_LRP},
{VKD3D_SM1_OP_FRC, 1, 1, VKD3DSIH_FRC},
{VKD3D_SM1_OP_CND, 1, 3, VKD3DSIH_CND, {1, 0}, { 1, 4}},
{VKD3D_SM1_OP_CMP, 1, 3, VKD3DSIH_CMP, {1, 2}, { 3, 0}},
{VKD3D_SM1_OP_POW, 1, 2, VKD3DSIH_POW},
{VKD3D_SM1_OP_CRS, 1, 2, VKD3DSIH_CRS},
{VKD3D_SM1_OP_NRM, 1, 1, VKD3DSIH_NRM},
{VKD3D_SM1_OP_SINCOS, 1, 3, VKD3DSIH_SINCOS, {2, 0}, { 2, 1}},
{VKD3D_SM1_OP_SINCOS, 1, 1, VKD3DSIH_SINCOS, {3, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_DP2ADD, 1, 3, VKD3DSIH_DP2ADD, {2, 0}, {~0u, ~0u}},
/* Matrix */
{VKD3D_SM1_OP_M4x4, 1, 2, VKD3DSIH_M4x4},
{VKD3D_SM1_OP_M4x3, 1, 2, VKD3DSIH_M4x3},
{VKD3D_SM1_OP_M3x4, 1, 2, VKD3DSIH_M3x4},
{VKD3D_SM1_OP_M3x3, 1, 2, VKD3DSIH_M3x3},
{VKD3D_SM1_OP_M3x2, 1, 2, VKD3DSIH_M3x2},
/* Declarations */
{VKD3D_SM1_OP_DCL, 0, 2, VKD3DSIH_DCL},
/* Constant definitions */
{VKD3D_SM1_OP_DEF, 1, 4, VKD3DSIH_DEF},
{VKD3D_SM1_OP_DEFB, 1, 1, VKD3DSIH_DEFB},
{VKD3D_SM1_OP_DEFI, 1, 4, VKD3DSIH_DEFI},
/* Control flow */
{VKD3D_SM1_OP_REP, 0, 1, VKD3DSIH_REP, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_ENDREP, 0, 0, VKD3DSIH_ENDREP, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_IF, 0, 1, VKD3DSIH_IF, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_IFC, 0, 2, VKD3DSIH_IFC, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_ELSE, 0, 0, VKD3DSIH_ELSE, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_ENDIF, 0, 0, VKD3DSIH_ENDIF, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_BREAK, 0, 0, VKD3DSIH_BREAK, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_BREAKC, 0, 2, VKD3DSIH_BREAKC, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_BREAKP, 0, 1, VKD3DSIH_BREAKP},
{VKD3D_SM1_OP_CALL, 0, 1, VKD3DSIH_CALL, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_CALLNZ, 0, 2, VKD3DSIH_CALLNZ, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_LOOP, 0, 2, VKD3DSIH_LOOP, {3, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_RET, 0, 0, VKD3DSIH_RET, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_ENDLOOP, 0, 0, VKD3DSIH_ENDLOOP, {3, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_LABEL, 0, 1, VKD3DSIH_LABEL, {2, 1}, {~0u, ~0u}},
/* Texture */
{VKD3D_SM1_OP_TEXCOORD, 1, 0, VKD3DSIH_TEXCOORD, {0, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXCOORD, 1, 1, VKD3DSIH_TEXCOORD, {1 ,4}, { 1, 4}},
{VKD3D_SM1_OP_TEXKILL, 1, 0, VKD3DSIH_TEXKILL, {1 ,0}, { 3, 0}},
{VKD3D_SM1_OP_TEX, 1, 0, VKD3DSIH_TEX, {0, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEX, 1, 1, VKD3DSIH_TEX, {1, 4}, { 1, 4}},
{VKD3D_SM1_OP_TEX, 1, 2, VKD3DSIH_TEX, {2, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_TEXBEM, 1, 1, VKD3DSIH_TEXBEM, {0, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXBEML, 1, 1, VKD3DSIH_TEXBEML, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXREG2AR, 1, 1, VKD3DSIH_TEXREG2AR, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXREG2GB, 1, 1, VKD3DSIH_TEXREG2GB, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXREG2RGB, 1, 1, VKD3DSIH_TEXREG2RGB, {1, 2}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x2PAD, 1, 1, VKD3DSIH_TEXM3x2PAD, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x2TEX, 1, 1, VKD3DSIH_TEXM3x2TEX, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x3PAD, 1, 1, VKD3DSIH_TEXM3x3PAD, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x3DIFF, 1, 1, VKD3DSIH_TEXM3x3DIFF, {0, 0}, { 0, 0}},
{VKD3D_SM1_OP_TEXM3x3SPEC, 1, 2, VKD3DSIH_TEXM3x3SPEC, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x3VSPEC, 1, 1, VKD3DSIH_TEXM3x3VSPEC, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x3TEX, 1, 1, VKD3DSIH_TEXM3x3TEX, {1, 0}, { 1, 3}},
{VKD3D_SM1_OP_TEXDP3TEX, 1, 1, VKD3DSIH_TEXDP3TEX, {1, 2}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x2DEPTH, 1, 1, VKD3DSIH_TEXM3x2DEPTH, {1, 3}, { 1, 3}},
{VKD3D_SM1_OP_TEXDP3, 1, 1, VKD3DSIH_TEXDP3, {1, 2}, { 1, 3}},
{VKD3D_SM1_OP_TEXM3x3, 1, 1, VKD3DSIH_TEXM3x3, {1, 2}, { 1, 3}},
{VKD3D_SM1_OP_TEXDEPTH, 1, 0, VKD3DSIH_TEXDEPTH, {1, 4}, { 1, 4}},
{VKD3D_SM1_OP_BEM, 1, 2, VKD3DSIH_BEM, {1, 4}, { 1, 4}},
{VKD3D_SM1_OP_DSX, 1, 1, VKD3DSIH_DSX, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_DSY, 1, 1, VKD3DSIH_DSY, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_TEXLDD, 1, 4, VKD3DSIH_TEXLDD, {2, 1}, {~0u, ~0u}},
{VKD3D_SM1_OP_SETP, 1, 2, VKD3DSIH_SETP},
{VKD3D_SM1_OP_TEXLDL, 1, 2, VKD3DSIH_TEXLDL, {3, 0}, {~0u, ~0u}},
{VKD3D_SM1_OP_PHASE, 0, 0, VKD3DSIH_PHASE},
{0, 0, 0, VKD3DSIH_INVALID},
};
static const enum vkd3d_shader_resource_type resource_type_table[] =
{
/* VKD3D_SM1_RESOURCE_UNKNOWN */ VKD3D_SHADER_RESOURCE_NONE,
/* VKD3D_SM1_RESOURCE_TEXTURE_1D */ VKD3D_SHADER_RESOURCE_TEXTURE_1D,
/* VKD3D_SM1_RESOURCE_TEXTURE_2D */ VKD3D_SHADER_RESOURCE_TEXTURE_2D,
/* VKD3D_SM1_RESOURCE_TEXTURE_CUBE */ VKD3D_SHADER_RESOURCE_TEXTURE_CUBE,
/* VKD3D_SM1_RESOURCE_TEXTURE_3D */ VKD3D_SHADER_RESOURCE_TEXTURE_3D,
};
static struct vkd3d_shader_sm1_parser *vkd3d_shader_sm1_parser(struct vkd3d_shader_parser *parser)
{
return CONTAINING_RECORD(parser, struct vkd3d_shader_sm1_parser, p);
}
static uint32_t read_u32(const uint32_t **ptr)
{
return *(*ptr)++;
}
static bool shader_ver_ge(const struct vkd3d_shader_version *v, unsigned int major, unsigned int minor)
{
return v->major > major || (v->major == major && v->minor >= minor);
}
static bool shader_ver_le(const struct vkd3d_shader_version *v, unsigned int major, unsigned int minor)
{
return v->major < major || (v->major == major && v->minor <= minor);
}
static bool has_relative_address(uint32_t param)
{
enum vkd3d_sm1_address_mode_type address_mode;
address_mode = (param & VKD3D_SM1_ADDRESS_MODE_MASK) >> VKD3D_SM1_ADDRESS_MODE_SHIFT;
return address_mode == VKD3D_SM1_ADDRESS_MODE_RELATIVE;
}
static const struct vkd3d_sm1_opcode_info *shader_sm1_get_opcode_info(
const struct vkd3d_shader_sm1_parser *sm1, enum vkd3d_sm1_opcode opcode)
{
const struct vkd3d_sm1_opcode_info *info;
unsigned int i = 0;
for (;;)
{
info = &sm1->opcode_table[i++];
if (info->vkd3d_opcode == VKD3DSIH_INVALID)
return NULL;
if (opcode == info->sm1_opcode
&& shader_ver_ge(&sm1->p.shader_version, info->min_version.major, info->min_version.minor)
&& (shader_ver_le(&sm1->p.shader_version, info->max_version.major, info->max_version.minor)
|| !info->max_version.major))
return info;
}
}
static unsigned int shader_sm1_get_swizzle_component(uint32_t swizzle, unsigned int idx)
{
return (swizzle & VKD3D_SM1_SWIZZLE_COMPONENT_MASK(idx)) >> VKD3D_SM1_SWIZZLE_COMPONENT_SHIFT(idx);
}
static uint32_t swizzle_from_sm1(uint32_t swizzle)
{
return vkd3d_shader_create_swizzle(shader_sm1_get_swizzle_component(swizzle, 0),
shader_sm1_get_swizzle_component(swizzle, 1),
shader_sm1_get_swizzle_component(swizzle, 2),
shader_sm1_get_swizzle_component(swizzle, 3));
}
static void shader_sm1_parse_src_param(uint32_t param, const struct vkd3d_shader_src_param *rel_addr,
struct vkd3d_shader_src_param *src)
{
src->reg.type = ((param & VKD3D_SM1_REGISTER_TYPE_MASK) >> VKD3D_SM1_REGISTER_TYPE_SHIFT)
| ((param & VKD3D_SM1_REGISTER_TYPE_MASK2) >> VKD3D_SM1_REGISTER_TYPE_SHIFT2);
src->reg.precision = VKD3D_SHADER_REGISTER_PRECISION_DEFAULT;
src->reg.non_uniform = false;
src->reg.data_type = VKD3D_DATA_FLOAT;
src->reg.idx[0].offset = param & VKD3D_SM1_REGISTER_NUMBER_MASK;
src->reg.idx[0].rel_addr = rel_addr;
src->reg.idx[1].offset = ~0u;
src->reg.idx[1].rel_addr = NULL;
src->reg.idx[2].offset = ~0u;
src->reg.idx[2].rel_addr = NULL;
src->swizzle = swizzle_from_sm1((param & VKD3D_SM1_SWIZZLE_MASK) >> VKD3D_SM1_SWIZZLE_SHIFT);
src->modifiers = (param & VKD3D_SM1_SRC_MODIFIER_MASK) >> VKD3D_SM1_SRC_MODIFIER_SHIFT;
}
static void shader_sm1_parse_dst_param(uint32_t param, const struct vkd3d_shader_src_param *rel_addr,
struct vkd3d_shader_dst_param *dst)
{
dst->reg.type = ((param & VKD3D_SM1_REGISTER_TYPE_MASK) >> VKD3D_SM1_REGISTER_TYPE_SHIFT)
| ((param & VKD3D_SM1_REGISTER_TYPE_MASK2) >> VKD3D_SM1_REGISTER_TYPE_SHIFT2);
dst->reg.precision = VKD3D_SHADER_REGISTER_PRECISION_DEFAULT;
dst->reg.non_uniform = false;
dst->reg.data_type = VKD3D_DATA_FLOAT;
dst->reg.idx[0].offset = param & VKD3D_SM1_REGISTER_NUMBER_MASK;
dst->reg.idx[0].rel_addr = rel_addr;
dst->reg.idx[1].offset = ~0u;
dst->reg.idx[1].rel_addr = NULL;
dst->reg.idx[2].offset = ~0u;
dst->reg.idx[2].rel_addr = NULL;
dst->write_mask = (param & VKD3D_SM1_WRITEMASK_MASK) >> VKD3D_SM1_WRITEMASK_SHIFT;
dst->modifiers = (param & VKD3D_SM1_DST_MODIFIER_MASK) >> VKD3D_SM1_DST_MODIFIER_SHIFT;
dst->shift = (param & VKD3D_SM1_DSTSHIFT_MASK) >> VKD3D_SM1_DSTSHIFT_SHIFT;
}
/* Read a parameter token from the input stream, and possibly a relative
* addressing token. */
static void shader_sm1_read_param(struct vkd3d_shader_sm1_parser *sm1,
const uint32_t **ptr, uint32_t *token, uint32_t *addr_token)
{
if (*ptr >= sm1->end)
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"Attempted to read a parameter token, but no more tokens are remaining.");
sm1->abort = true;
*token = 0;
return;
}
*token = read_u32(ptr);
if (!has_relative_address(*token))
return;
/* PS >= 3.0 have relative addressing (with token)
* VS >= 2.0 have relative addressing (with token)
* VS >= 1.0 < 2.0 have relative addressing (without token)
* The version check below should work in general. */
if (sm1->p.shader_version.major < 2)
{
*addr_token = (1u << 31)
| ((VKD3DSPR_ADDR << VKD3D_SM1_REGISTER_TYPE_SHIFT2) & VKD3D_SM1_REGISTER_TYPE_MASK2)
| ((VKD3DSPR_ADDR << VKD3D_SM1_REGISTER_TYPE_SHIFT) & VKD3D_SM1_REGISTER_TYPE_MASK)
| (VKD3D_SM1_SWIZZLE_DEFAULT << VKD3D_SM1_SWIZZLE_SHIFT);
return;
}
if (*ptr >= sm1->end)
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"Attempted to read an indirect addressing token, but no more tokens are remaining.");
sm1->abort = true;
*addr_token = 0;
return;
}
*addr_token = read_u32(ptr);
}
/* Skip the parameter tokens for an opcode. */
static void shader_sm1_skip_opcode(const struct vkd3d_shader_sm1_parser *sm1, const uint32_t **ptr,
const struct vkd3d_sm1_opcode_info *opcode_info, uint32_t opcode_token)
{
unsigned int length;
/* Version 2.0+ shaders may contain address tokens, but fortunately they
* have a useful length mask - use it here. Version 1.x shaders contain no
* such tokens. */
if (sm1->p.shader_version.major >= 2)
{
length = (opcode_token & VKD3D_SM1_INSTRUCTION_LENGTH_MASK) >> VKD3D_SM1_INSTRUCTION_LENGTH_SHIFT;
*ptr += length;
return;
}
*ptr += (opcode_info->dst_count + opcode_info->src_count);
}
static void shader_sm1_destroy(struct vkd3d_shader_parser *parser)
{
struct vkd3d_shader_sm1_parser *sm1 = vkd3d_shader_sm1_parser(parser);
shader_instruction_array_destroy(&parser->instructions);
free_shader_desc(&sm1->p.shader_desc);
vkd3d_free(sm1);
}
static void shader_sm1_read_src_param(struct vkd3d_shader_sm1_parser *sm1, const uint32_t **ptr,
struct vkd3d_shader_src_param *src_param)
{
struct vkd3d_shader_src_param *src_rel_addr = NULL;
uint32_t token, addr_token;
shader_sm1_read_param(sm1, ptr, &token, &addr_token);
if (has_relative_address(token))
{
if (!(src_rel_addr = shader_parser_get_src_params(&sm1->p, 1)))
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_OUT_OF_MEMORY,
"Out of memory.");
sm1->abort = true;
return;
}
shader_sm1_parse_src_param(addr_token, NULL, src_rel_addr);
}
shader_sm1_parse_src_param(token, src_rel_addr, src_param);
}
static void shader_sm1_read_dst_param(struct vkd3d_shader_sm1_parser *sm1, const uint32_t **ptr,
struct vkd3d_shader_dst_param *dst_param)
{
struct vkd3d_shader_src_param *dst_rel_addr = NULL;
uint32_t token, addr_token;
shader_sm1_read_param(sm1, ptr, &token, &addr_token);
if (has_relative_address(token))
{
if (!(dst_rel_addr = shader_parser_get_src_params(&sm1->p, 1)))
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_OUT_OF_MEMORY,
"Out of memory.");
sm1->abort = true;
return;
}
shader_sm1_parse_src_param(addr_token, NULL, dst_rel_addr);
}
shader_sm1_parse_dst_param(token, dst_rel_addr, dst_param);
}
static void shader_sm1_read_semantic(struct vkd3d_shader_sm1_parser *sm1,
const uint32_t **ptr, struct vkd3d_shader_semantic *semantic)
{
enum vkd3d_sm1_resource_type resource_type;
struct vkd3d_shader_register_range *range;
uint32_t usage_token, dst_token;
if (*ptr >= sm1->end || sm1->end - *ptr < 2)
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"Attempted to read a declaration instruction, but not enough tokens are remaining.");
sm1->abort = true;
return;
}
usage_token = read_u32(ptr);
dst_token = read_u32(ptr);
semantic->usage = (usage_token & VKD3D_SM1_DCL_USAGE_MASK) >> VKD3D_SM1_DCL_USAGE_SHIFT;
semantic->usage_idx = (usage_token & VKD3D_SM1_DCL_USAGE_INDEX_MASK) >> VKD3D_SM1_DCL_USAGE_INDEX_SHIFT;
resource_type = (usage_token & VKD3D_SM1_RESOURCE_TYPE_MASK) >> VKD3D_SM1_RESOURCE_TYPE_SHIFT;
if (resource_type >= ARRAY_SIZE(resource_type_table))
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_INVALID_RESOURCE_TYPE,
"Invalid resource type %#x.", resource_type);
semantic->resource_type = VKD3D_SHADER_RESOURCE_NONE;
}
else
{
semantic->resource_type = resource_type_table[resource_type];
}
semantic->resource_data_type[0] = VKD3D_DATA_FLOAT;
semantic->resource_data_type[1] = VKD3D_DATA_FLOAT;
semantic->resource_data_type[2] = VKD3D_DATA_FLOAT;
semantic->resource_data_type[3] = VKD3D_DATA_FLOAT;
shader_sm1_parse_dst_param(dst_token, NULL, &semantic->resource.reg);
range = &semantic->resource.range;
range->space = 0;
range->first = range->last = semantic->resource.reg.reg.idx[0].offset;
}
static void shader_sm1_read_immconst(struct vkd3d_shader_sm1_parser *sm1, const uint32_t **ptr,
struct vkd3d_shader_src_param *src_param, enum vkd3d_immconst_type type, enum vkd3d_data_type data_type)
{
unsigned int count = type == VKD3D_IMMCONST_VEC4 ? 4 : 1;
if (*ptr >= sm1->end || sm1->end - *ptr < count)
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"Attempted to read a constant definition, but not enough tokens are remaining. "
"%zu token(s) available, %u required.", sm1->end - *ptr, count);
sm1->abort = true;
return;
}
src_param->reg.type = VKD3DSPR_IMMCONST;
src_param->reg.precision = VKD3D_SHADER_REGISTER_PRECISION_DEFAULT;
src_param->reg.non_uniform = false;
src_param->reg.data_type = data_type;
src_param->reg.idx[0].offset = ~0u;
src_param->reg.idx[0].rel_addr = NULL;
src_param->reg.idx[1].offset = ~0u;
src_param->reg.idx[1].rel_addr = NULL;
src_param->reg.idx[2].offset = ~0u;
src_param->reg.idx[2].rel_addr = NULL;
src_param->reg.immconst_type = type;
memcpy(src_param->reg.u.immconst_uint, *ptr, count * sizeof(uint32_t));
src_param->swizzle = VKD3D_SHADER_NO_SWIZZLE;
src_param->modifiers = 0;
*ptr += count;
}
static void shader_sm1_read_comment(struct vkd3d_shader_sm1_parser *sm1)
{
const uint32_t **ptr = &sm1->p.ptr;
const char *comment;
unsigned int size;
size_t remaining;
uint32_t token;
if (*ptr >= sm1->end)
return;
remaining = sm1->end - *ptr;
token = **ptr;
while ((token & VKD3D_SM1_OPCODE_MASK) == VKD3D_SM1_OP_COMMENT)
{
size = (token & VKD3D_SM1_COMMENT_SIZE_MASK) >> VKD3D_SM1_COMMENT_SIZE_SHIFT;
if (size > --remaining)
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"Encountered a %u token comment, but only %zu token(s) is/are remaining.",
size, remaining);
return;
}
comment = (const char *)++(*ptr);
remaining -= size;
*ptr += size;
if (size > 1 && *(const uint32_t *)comment == TAG_TEXT)
{
const char *end = comment + size * sizeof(token);
const char *p = comment + sizeof(token);
const char *line;
TRACE("// TEXT\n");
for (line = p; line < end; line = p)
{
if (!(p = memchr(line, '\n', end - line)))
p = end;
else
++p;
TRACE("// %s\n", debugstr_an(line, p - line));
}
}
else if (size)
{
TRACE("// %s\n", debugstr_an(comment, size * sizeof(token)));
}
else
break;
if (!remaining)
break;
token = **ptr;
}
}
static void shader_sm1_validate_instruction(struct vkd3d_shader_sm1_parser *sm1, struct vkd3d_shader_instruction *ins)
{
if ((ins->handler_idx == VKD3DSIH_BREAKP || ins->handler_idx == VKD3DSIH_IF) && ins->flags)
{
vkd3d_shader_parser_warning(&sm1->p, VKD3D_SHADER_WARNING_D3DBC_IGNORED_INSTRUCTION_FLAGS,
"Ignoring unexpected instruction flags %#x.", ins->flags);
ins->flags = 0;
}
}
static void shader_sm1_read_instruction(struct vkd3d_shader_parser *parser, struct vkd3d_shader_instruction *ins)
{
struct vkd3d_shader_sm1_parser *sm1 = vkd3d_shader_sm1_parser(parser);
struct vkd3d_shader_src_param *src_params, *predicate;
const struct vkd3d_sm1_opcode_info *opcode_info;
struct vkd3d_shader_dst_param *dst_param;
const uint32_t **ptr = &parser->ptr;
uint32_t opcode_token;
const uint32_t *p;
bool predicated;
unsigned int i;
shader_sm1_read_comment(sm1);
if (*ptr >= sm1->end)
{
WARN("End of byte-code, failed to read opcode.\n");
goto fail;
}
++parser->location.line;
opcode_token = read_u32(ptr);
if (!(opcode_info = shader_sm1_get_opcode_info(sm1, opcode_token & VKD3D_SM1_OPCODE_MASK)))
{
vkd3d_shader_parser_error(parser, VKD3D_SHADER_ERROR_D3DBC_INVALID_OPCODE,
"Invalid opcode %#x (token 0x%08x, shader version %u.%u).",
opcode_token & VKD3D_SM1_OPCODE_MASK, opcode_token,
sm1->p.shader_version.major, sm1->p.shader_version.minor);
goto fail;
}
ins->handler_idx = opcode_info->vkd3d_opcode;
ins->flags = (opcode_token & VKD3D_SM1_INSTRUCTION_FLAGS_MASK) >> VKD3D_SM1_INSTRUCTION_FLAGS_SHIFT;
ins->coissue = opcode_token & VKD3D_SM1_COISSUE;
ins->raw = false;
ins->structured = false;
predicated = !!(opcode_token & VKD3D_SM1_INSTRUCTION_PREDICATED);
ins->predicate = predicate = predicated ? shader_parser_get_src_params(parser, 1) : NULL;
ins->dst_count = opcode_info->dst_count;
ins->dst = dst_param = shader_parser_get_dst_params(parser, ins->dst_count);
ins->src_count = opcode_info->src_count;
ins->src = src_params = shader_parser_get_src_params(parser, ins->src_count);
if ((!predicate && predicated) || (!src_params && ins->src_count) || (!dst_param && ins->dst_count))
{
vkd3d_shader_parser_error(parser, VKD3D_SHADER_ERROR_D3DBC_OUT_OF_MEMORY, "Out of memory.");
goto fail;
}
ins->resource_type = VKD3D_SHADER_RESOURCE_NONE;
ins->resource_stride = 0;
ins->resource_data_type[0] = VKD3D_DATA_FLOAT;
ins->resource_data_type[1] = VKD3D_DATA_FLOAT;
ins->resource_data_type[2] = VKD3D_DATA_FLOAT;
ins->resource_data_type[3] = VKD3D_DATA_FLOAT;
memset(&ins->texel_offset, 0, sizeof(ins->texel_offset));
p = *ptr;
shader_sm1_skip_opcode(sm1, ptr, opcode_info, opcode_token);
if (*ptr > sm1->end)
{
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"The current instruction ends %zu token(s) past the end of the shader.",
*ptr - sm1->end);
goto fail;
}
if (ins->handler_idx == VKD3DSIH_DCL)
{
shader_sm1_read_semantic(sm1, &p, &ins->declaration.semantic);
}
else if (ins->handler_idx == VKD3DSIH_DEF)
{
shader_sm1_read_dst_param(sm1, &p, dst_param);
shader_sm1_read_immconst(sm1, &p, &src_params[0], VKD3D_IMMCONST_VEC4, VKD3D_DATA_FLOAT);
}
else if (ins->handler_idx == VKD3DSIH_DEFB)
{
shader_sm1_read_dst_param(sm1, &p, dst_param);
shader_sm1_read_immconst(sm1, &p, &src_params[0], VKD3D_IMMCONST_SCALAR, VKD3D_DATA_UINT);
}
else if (ins->handler_idx == VKD3DSIH_DEFI)
{
shader_sm1_read_dst_param(sm1, &p, dst_param);
shader_sm1_read_immconst(sm1, &p, &src_params[0], VKD3D_IMMCONST_VEC4, VKD3D_DATA_INT);
}
else
{
/* Destination token */
if (ins->dst_count)
shader_sm1_read_dst_param(sm1, &p, dst_param);
/* Predication token */
if (ins->predicate)
shader_sm1_read_src_param(sm1, &p, predicate);
/* Other source tokens */
for (i = 0; i < ins->src_count; ++i)
shader_sm1_read_src_param(sm1, &p, &src_params[i]);
}
if (sm1->abort)
{
sm1->abort = false;
goto fail;
}
shader_sm1_validate_instruction(sm1, ins);
return;
fail:
ins->handler_idx = VKD3DSIH_INVALID;
*ptr = sm1->end;
}
static bool shader_sm1_is_end(struct vkd3d_shader_parser *parser)
{
struct vkd3d_shader_sm1_parser *sm1 = vkd3d_shader_sm1_parser(parser);
const uint32_t **ptr = &parser->ptr;
shader_sm1_read_comment(sm1);
if (*ptr >= sm1->end)
return true;
if (**ptr == VKD3D_SM1_END)
{
++(*ptr);
return true;
}
return false;
}
const struct vkd3d_shader_parser_ops shader_sm1_parser_ops =
{
.parser_destroy = shader_sm1_destroy,
};
static enum vkd3d_result shader_sm1_init(struct vkd3d_shader_sm1_parser *sm1,
const struct vkd3d_shader_compile_info *compile_info, struct vkd3d_shader_message_context *message_context)
{
const struct vkd3d_shader_location location = {.source_name = compile_info->source_name};
const uint32_t *code = compile_info->source.code;
size_t code_size = compile_info->source.size;
struct vkd3d_shader_desc *shader_desc;
struct vkd3d_shader_version version;
uint16_t shader_type;
size_t token_count;
token_count = code_size / sizeof(*sm1->start);
if (token_count < 2)
{
vkd3d_shader_error(message_context, &location, VKD3D_SHADER_ERROR_D3DBC_UNEXPECTED_EOF,
"Invalid shader size %zu (token count %zu). At least 2 tokens are required.",
code_size, token_count);
return VKD3D_ERROR_INVALID_SHADER;
}
TRACE("Version: 0x%08x.\n", code[0]);
shader_type = code[0] >> 16;
version.major = VKD3D_SM1_VERSION_MAJOR(code[0]);
version.minor = VKD3D_SM1_VERSION_MINOR(code[0]);
switch (shader_type)
{
case VKD3D_SM1_VS:
version.type = VKD3D_SHADER_TYPE_VERTEX;
sm1->opcode_table = vs_opcode_table;
break;
case VKD3D_SM1_PS:
version.type = VKD3D_SHADER_TYPE_PIXEL;
sm1->opcode_table = ps_opcode_table;
break;
default:
vkd3d_shader_error(message_context, &location, VKD3D_SHADER_ERROR_D3DBC_INVALID_VERSION_TOKEN,
"Invalid shader type %#x (token 0x%08x).", shader_type, code[0]);
return VKD3D_ERROR_INVALID_SHADER;
}
if (!shader_ver_le(&version, 3, 0))
{
vkd3d_shader_error(message_context, &location, VKD3D_SHADER_ERROR_D3DBC_INVALID_VERSION_TOKEN,
"Invalid shader version %u.%u (token 0x%08x).", version.major, version.minor, code[0]);
return VKD3D_ERROR_INVALID_SHADER;
}
sm1->start = &code[1];
sm1->end = &code[token_count];
/* Estimate instruction count to avoid reallocation in most shaders. */
if (!vkd3d_shader_parser_init(&sm1->p, message_context, compile_info->source_name, &version, &shader_sm1_parser_ops,
code_size != ~(size_t)0 ? token_count / 4u + 4 : 16))
return VKD3D_ERROR_OUT_OF_MEMORY;
shader_desc = &sm1->p.shader_desc;
shader_desc->byte_code = code;
shader_desc->byte_code_size = code_size;
sm1->p.ptr = sm1->start;
return VKD3D_OK;
}
int vkd3d_shader_sm1_parser_create(const struct vkd3d_shader_compile_info *compile_info,
struct vkd3d_shader_message_context *message_context, struct vkd3d_shader_parser **parser)
{
struct vkd3d_shader_instruction_array *instructions;
struct vkd3d_shader_instruction *ins;
struct vkd3d_shader_sm1_parser *sm1;
int ret;
if (!(sm1 = vkd3d_calloc(1, sizeof(*sm1))))
{
ERR("Failed to allocate parser.\n");
return VKD3D_ERROR_OUT_OF_MEMORY;
}
if ((ret = shader_sm1_init(sm1, compile_info, message_context)) < 0)
{
WARN("Failed to initialise shader parser, ret %d.\n", ret);
vkd3d_free(sm1);
return ret;
}
instructions = &sm1->p.instructions;
while (!shader_sm1_is_end(&sm1->p))
{
if (!shader_instruction_array_reserve(instructions, instructions->count + 1))
{
ERR("Failed to allocate instructions.\n");
vkd3d_shader_parser_error(&sm1->p, VKD3D_SHADER_ERROR_D3DBC_OUT_OF_MEMORY, "Out of memory.");
shader_sm1_destroy(&sm1->p);
return VKD3D_ERROR_OUT_OF_MEMORY;
}
ins = &instructions->elements[instructions->count];
shader_sm1_read_instruction(&sm1->p, ins);
if (ins->handler_idx == VKD3DSIH_INVALID)
{
WARN("Encountered unrecognized or invalid instruction.\n");
shader_sm1_destroy(&sm1->p);
return VKD3D_ERROR_INVALID_SHADER;
}
++instructions->count;
}
*parser = &sm1->p;
return VKD3D_OK;
}