mesa/src/nouveau/codegen/nv50_ir_driver.h

310 lines
11 KiB
C++

/*
* Copyright 2011 Christoph Bumiller
*
* 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 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.
*/
#ifndef __NV50_IR_DRIVER_H__
#define __NV50_IR_DRIVER_H__
#include "compiler/shader_enums.h"
#include "util/macros.h"
#include "util/blob.h"
#define NV50_CODEGEN_MAX_VARYINGS 80
struct nir_shader;
struct nir_shader_compiler_options;
/*
* This struct constitutes linkage information in TGSI terminology.
*
* It is created by the code generator and handed to the pipe driver
* for input/output slot assignment.
*/
struct nv50_ir_varying
{
uint8_t slot[4]; /* native slots for xyzw (addresses in 32-bit words) */
unsigned mask : 4; /* vec4 mask */
unsigned linear : 1; /* linearly interpolated if true (and not flat) */
unsigned flat : 1;
unsigned sc : 1; /* special colour interpolation mode (SHADE_MODEL) */
unsigned centroid : 1;
unsigned patch : 1; /* patch constant value */
unsigned regular : 1; /* driver-specific meaning (e.g. input in sreg) */
unsigned input : 1; /* indicates direction of system values */
unsigned oread : 1; /* true if output is read from parallel TCP */
uint8_t id; /* TGSI register index */
uint8_t sn; /* TGSI semantic name */
uint8_t si; /* TGSI semantic index */
};
struct nv50_ir_sysval
{
gl_system_value sn;
uint8_t slot[4]; /* for nv50: native slots for xyzw (addresses in 32-bit words) */
};
#ifndef NDEBUG
# define NV50_IR_DEBUG_BASIC (1 << 0)
# define NV50_IR_DEBUG_VERBOSE (2 << 0)
# define NV50_IR_DEBUG_REG_ALLOC (1 << 2)
#else
# define NV50_IR_DEBUG_BASIC 0
# define NV50_IR_DEBUG_VERBOSE 0
# define NV50_IR_DEBUG_REG_ALLOC 0
#endif
struct nv50_ir_prog_symbol
{
uint32_t label;
uint32_t offset;
};
#define NVISA_G80_CHIPSET 0x50
#define NVISA_GF100_CHIPSET 0xc0
#define NVISA_GK104_CHIPSET 0xe0
#define NVISA_GK20A_CHIPSET 0xea
#define NVISA_GM107_CHIPSET 0x110
#define NVISA_GM200_CHIPSET 0x120
#define NVISA_GV100_CHIPSET 0x140
struct nv50_ir_prog_info_out;
/* used for the input data and assignSlot interface */
struct nv50_ir_prog_info
{
uint16_t target; /* chipset (0x50, 0x84, 0xc0, ...) */
uint8_t type; /* PIPE_SHADER */
uint8_t optLevel; /* optimization level (0 to 4). Level 4 enables MemoryOpt
* which does not work well with NVK */
uint8_t dbgFlags;
bool omitLineNum; /* only used for printing the prog when dbgFlags is set */
struct {
uint32_t smemSize; /* required shared memory per block */
struct nir_shader *nir;
} bin;
union {
struct {
uint32_t inputOffset; /* base address for user args */
uint32_t gridInfoBase; /* base address for NTID,NCTAID */
uint16_t numThreads[3]; /* max number of threads */
} cp;
} prop;
struct {
int8_t genUserClip; /* request user clip planes for ClipVertex */
uint8_t auxCBSlot; /* driver constant buffer slot */
uint16_t ucpBase; /* base address for UCPs */
uint16_t drawInfoBase; /* base address for draw parameters */
uint16_t alphaRefBase; /* base address for alpha test values */
int8_t viewportId; /* output index of ViewportIndex */
bool mul_zero_wins; /* program wants for x*0 = 0 */
bool nv50styleSurfaces; /* generate gX[] access for raw buffers */
uint16_t texBindBase; /* base address for tex handles (nve4) */
uint16_t fbtexBindBase; /* base address for fbtex handle (nve4) */
uint16_t suInfoBase; /* base address for surface info (nve4) */
uint16_t bindlessBase; /* base address for bindless image info (nve4) */
uint16_t bufInfoBase; /* base address for buffer info */
uint16_t sampleInfoBase; /* base address for sample positions */
uint8_t msInfoCBSlot; /* cX[] used for multisample info */
uint16_t msInfoBase; /* base address for multisample info */
uint16_t uboInfoBase; /* base address for compute UBOs (gk104+) */
uint16_t membarOffset; /* base address for membar reads (nv50) */
uint8_t gmemMembar; /* gX[] on which to perform membar reads (nv50) */
} io;
/* driver callback to assign input/output locations */
int (*assignSlots)(struct nv50_ir_prog_info_out *);
};
/* the produced binary with metadata */
struct nv50_ir_prog_info_out
{
uint16_t target; /* chipset (0x50, 0x84, 0xc0, ...) */
uint8_t type; /* PIPE_SHADER */
struct {
int16_t maxGPR; /* may be -1 if none used */
uint32_t tlsSpace; /* required local memory per thread */
uint32_t smemSize; /* required shared memory per block */
uint32_t *code;
uint32_t codeSize;
uint32_t instructions;
void *relocData;
void *fixupData;
} bin;
struct nv50_ir_sysval sv[NV50_CODEGEN_MAX_VARYINGS];
struct nv50_ir_varying in[NV50_CODEGEN_MAX_VARYINGS];
struct nv50_ir_varying out[NV50_CODEGEN_MAX_VARYINGS];
uint8_t numInputs;
uint8_t numOutputs;
uint8_t numPatchConstants; /* also included in numInputs/numOutputs */
uint8_t numSysVals;
uint32_t loops;
union {
struct {
bool usesDrawParameters;
} vp;
struct {
uint8_t outputPatchSize;
uint8_t partitioning; /* PIPE_TESS_PART */
int8_t winding; /* +1 (clockwise) / -1 (counter-clockwise) */
uint8_t domain; /* MESA_PRIM_{QUADS,TRIANGLES,LINES} */
uint8_t outputPrim; /* MESA_PRIM_{TRIANGLES,LINES,POINTS} */
} tp;
struct {
uint8_t outputPrim;
unsigned instanceCount;
unsigned maxVertices;
} gp;
struct {
unsigned numColourResults;
bool writesDepth : 1;
bool earlyFragTests : 1;
bool postDepthCoverage : 1;
bool usesDiscard : 1;
bool usesSampleMaskIn : 1;
bool readsFramebuffer : 1;
bool readsSampleLocations : 1;
bool separateFragData : 1;
} fp;
struct {
struct {
unsigned valid : 1;
unsigned image : 1;
unsigned slot : 6;
} gmem[16]; /* nv50 only */
} cp;
} prop;
struct {
uint8_t clipDistances; /* number of clip distance outputs */
uint8_t cullDistances; /* number of cull distance outputs */
int8_t genUserClip; /* request user clip planes for ClipVertex */
uint8_t instanceId; /* system value index of InstanceID */
uint8_t vertexId; /* system value index of VertexID */
uint8_t edgeFlagIn;
uint8_t edgeFlagOut;
uint8_t fragDepth; /* output index of FragDepth */
uint8_t sampleMask; /* output index of SampleMask */
uint8_t globalAccess; /* 1 for read, 2 for wr, 3 for rw */
bool fp64; /* program uses fp64 math */
bool layer_viewport_relative;
} io;
uint8_t numBarriers;
void *driverPriv;
};
#ifdef __cplusplus
extern "C" {
#endif
const struct nir_shader_compiler_options *
nv50_ir_nir_shader_compiler_options(int chipset, uint8_t shader_type);
extern int nv50_ir_generate_code(struct nv50_ir_prog_info *,
struct nv50_ir_prog_info_out *);
extern void nv50_ir_relocate_code(void *relocData, uint32_t *code,
uint32_t codePos,
uint32_t libPos,
uint32_t dataPos);
extern void
nv50_ir_apply_fixups(void *fixupData, uint32_t *code,
bool force_per_sample, bool flatshade,
uint8_t alphatest, bool msaa);
/* obtain code that will be shared among programs */
extern void nv50_ir_get_target_library(uint32_t chipset,
const uint32_t **code, uint32_t *size);
#ifdef __cplusplus
namespace nv50_ir
{
struct FixupEntry;
struct FixupData;
void
gk110_interpApply(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
gm107_interpApply(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
nv50_interpApply(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
nvc0_interpApply(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
gv100_interpApply(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
gk110_selpFlip(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
gm107_selpFlip(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
nvc0_selpFlip(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
void
gv100_selpFlip(const nv50_ir::FixupEntry *entry, uint32_t *code,
const nv50_ir::FixupData& data);
}
#endif
extern void
nv50_ir_prog_info_out_print(struct nv50_ir_prog_info_out *);
/* Serialize a nv50_ir_prog_info structure and save it into blob */
extern bool
nv50_ir_prog_info_serialize(struct blob *, struct nv50_ir_prog_info *);
/* Serialize a nv50_ir_prog_info_out structure and save it into blob */
extern bool MUST_CHECK
nv50_ir_prog_info_out_serialize(struct blob *, struct nv50_ir_prog_info_out *);
/* Deserialize from data and save into a nv50_ir_prog_info_out structure
* using a pointer. Size is a total size of the serialized data.
* Offset points to where info_out in data is located. */
extern bool MUST_CHECK
nv50_ir_prog_info_out_deserialize(void *data, size_t size, size_t offset,
struct nv50_ir_prog_info_out *);
#ifdef __cplusplus
}
#endif
#endif // __NV50_IR_DRIVER_H__