diff options
Diffstat (limited to 'src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h')
-rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h new file mode 100644 index 00000000000..752bad37941 --- /dev/null +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_driver.h @@ -0,0 +1,220 @@ +/* + * 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 "pipe/p_shader_tokens.h" + +#include "tgsi/tgsi_util.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_scan.h" + +/* + * 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 */ + + ubyte id; /* TGSI register index */ + ubyte sn; /* TGSI semantic name */ + ubyte si; /* TGSI semantic index */ +}; + +#define NV50_PROGRAM_IR_TGSI 0 +#define NV50_PROGRAM_IR_SM4 1 +#define NV50_PROGRAM_IR_GLSL 2 +#define NV50_PROGRAM_IR_LLVM 3 + +#ifdef DEBUG +# 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 + +#define NV50_SEMANTIC_CLIPDISTANCE (TGSI_SEMANTIC_COUNT + 0) +#define NV50_SEMANTIC_VIEWPORTINDEX (TGSI_SEMANTIC_COUNT + 4) +#define NV50_SEMANTIC_LAYER (TGSI_SEMANTIC_COUNT + 5) +#define NV50_SEMANTIC_INVOCATIONID (TGSI_SEMANTIC_COUNT + 6) +#define NV50_SEMANTIC_TESSFACTOR (TGSI_SEMANTIC_COUNT + 7) +#define NV50_SEMANTIC_TESSCOORD (TGSI_SEMANTIC_COUNT + 8) +#define NV50_SEMANTIC_SAMPLEMASK (TGSI_SEMANTIC_COUNT + 9) +#define NV50_SEMANTIC_COUNT (TGSI_SEMANTIC_COUNT + 10) + +#define NV50_TESS_PART_FRACT_ODD 0 +#define NV50_TESS_PART_FRACT_EVEN 1 +#define NV50_TESS_PART_POW2 2 +#define NV50_TESS_PART_INTEGER 3 + +#define NV50_PRIM_PATCHES PIPE_PRIM_MAX + +struct nv50_ir_prog_symbol +{ + uint32_t label; + uint32_t offset; +}; + +#define NVISA_GF100_CHIPSET_C0 0xc0 +#define NVISA_GF100_CHIPSET_D0 0xd0 +#define NVISA_GK104_CHIPSET 0xe0 +#define NVISA_GK110_CHIPSET 0xf0 + +struct nv50_ir_prog_info +{ + uint16_t target; /* chipset (0x50, 0x84, 0xc0, ...) */ + + uint8_t type; /* PIPE_SHADER */ + + uint8_t optLevel; /* optimization level (0 to 3) */ + uint8_t dbgFlags; + + struct { + int16_t maxGPR; /* may be -1 if none used */ + int16_t maxOutput; + uint32_t tlsSpace; /* required local memory per thread */ + uint32_t *code; + uint32_t codeSize; + uint8_t sourceRep; /* NV50_PROGRAM_IR */ + const void *source; + void *relocData; + struct nv50_ir_prog_symbol *syms; + uint16_t numSyms; + } bin; + + struct nv50_ir_varying sv[PIPE_MAX_SHADER_INPUTS]; + struct nv50_ir_varying in[PIPE_MAX_SHADER_INPUTS]; + struct nv50_ir_varying out[PIPE_MAX_SHADER_OUTPUTS]; + uint8_t numInputs; + uint8_t numOutputs; + uint8_t numPatchConstants; /* also included in numInputs/numOutputs */ + uint8_t numSysVals; + + struct { + uint32_t *buf; /* for IMMEDIATE_ARRAY */ + uint16_t bufSize; /* size of immediate array */ + uint16_t count; /* count of inline immediates */ + uint32_t *data; /* inline immediate data */ + uint8_t *type; /* for each vec4 (128 bit) */ + } immd; + + union { + struct { + uint32_t inputMask[4]; /* mask of attributes read (1 bit per scalar) */ + } vp; + struct { + uint8_t inputPatchSize; + uint8_t outputPatchSize; + uint8_t partitioning; /* PIPE_TESS_PART */ + int8_t winding; /* +1 (clockwise) / -1 (counter-clockwise) */ + uint8_t domain; /* PIPE_PRIM_{QUADS,TRIANGLES,LINES} */ + uint8_t outputPrim; /* PIPE_PRIM_{TRIANGLES,LINES,POINTS} */ + } tp; + struct { + uint8_t inputPrim; + uint8_t outputPrim; + unsigned instanceCount; + unsigned maxVertices; + } gp; + struct { + unsigned numColourResults; + boolean writesDepth; + boolean earlyFragTests; + boolean separateFragData; + boolean usesDiscard; + } fp; + struct { + uint32_t inputOffset; /* base address for user args */ + uint32_t sharedOffset; /* reserved space in s[] */ + uint32_t gridInfoBase; /* base address for NTID,NCTAID */ + } cp; + } prop; + + uint8_t numBarriers; + + struct { + uint8_t clipDistance; /* index of first clip distance output */ + uint8_t clipDistanceMask; /* mask of clip distances defined */ + uint8_t cullDistanceMask; /* clip distance mode (1 bit per output) */ + int8_t genUserClip; /* request user clip planes for ClipVertex */ + uint16_t ucpBase; /* base address for UCPs */ + uint8_t ucpCBSlot; /* constant buffer index of UCP data */ + uint8_t pointSize; /* output index for PointSize */ + 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 backFaceColor[2]; /* input/output indices of back face colour */ + uint8_t globalAccess; /* 1 for read, 2 for wr, 3 for rw */ + boolean nv50styleSurfaces; /* generate gX[] access for raw buffers */ + uint8_t resInfoCBSlot; /* cX[] used for tex handles, surface info */ + uint16_t texBindBase; /* base address for tex handles (nve4) */ + uint16_t suInfoBase; /* base address for surface info (nve4) */ + uint8_t msInfoCBSlot; /* cX[] used for multisample info */ + uint16_t msInfoBase; /* base address for multisample info */ + } io; + + /* driver callback to assign input/output locations */ + int (*assignSlots)(struct nv50_ir_prog_info *); + + void *driverPriv; +}; + +#ifdef __cplusplus +extern "C" { +#endif + +extern int nv50_ir_generate_code(struct nv50_ir_prog_info *); + +extern void nv50_ir_relocate_code(void *relocData, uint32_t *code, + uint32_t codePos, + uint32_t libPos, + uint32_t dataPos); + +/* 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 +} +#endif + +#endif // __NV50_IR_DRIVER_H__ |