diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/radeon_code.h')
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_code.h | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_code.h b/src/mesa/drivers/dri/r300/compiler/radeon_code.h new file mode 100644 index 0000000000..3e88554ba1 --- /dev/null +++ b/src/mesa/drivers/dri/r300/compiler/radeon_code.h @@ -0,0 +1,207 @@ +/* + * Copyright 2009 Nicolai Hähnle <nhaehnle@gmail.com> + * + * 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 + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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 RADEON_CODE_H +#define RADEON_CODE_H + +#include <stdint.h> + +#define R300_PFS_MAX_ALU_INST 64 +#define R300_PFS_MAX_TEX_INST 32 +#define R300_PFS_MAX_TEX_INDIRECT 4 +#define R300_PFS_NUM_TEMP_REGS 32 +#define R300_PFS_NUM_CONST_REGS 32 + +#define R500_PFS_MAX_INST 512 +#define R500_PFS_NUM_TEMP_REGS 128 +#define R500_PFS_NUM_CONST_REGS 256 + + +#define STATE_R300_WINDOW_DIMENSION (STATE_INTERNAL_DRIVER+0) + +enum { + /** + * External constants are constants whose meaning is unknown to this + * compiler. For example, a Mesa gl_program's constants are turned + * into external constants. + */ + RC_CONSTANT_EXTERNAL = 0, + + RC_CONSTANT_IMMEDIATE, + + /** + * Constant referring to state that is known by this compiler, + * see RC_STATE_xxx, i.e. *not* arbitrary Mesa (or other) state. + */ + RC_CONSTANT_STATE +}; + +enum { + RC_STATE_SHADOW_AMBIENT = 0, + + RC_STATE_R300_WINDOW_DIMENSION, + RC_STATE_R300_TEXRECT_FACTOR +}; + +struct rc_constant { + unsigned Type:2; /**< RC_CONSTANT_xxx */ + unsigned Size:3; + + union { + unsigned External; + float Immediate[4]; + unsigned State[2]; + } u; +}; + +struct rc_constant_list { + struct rc_constant * Constants; + unsigned Count; + + unsigned _Reserved; +}; + +void rc_constants_init(struct rc_constant_list * c); +void rc_constants_copy(struct rc_constant_list * dst, struct rc_constant_list * src); +void rc_constants_destroy(struct rc_constant_list * c); +unsigned rc_constants_add(struct rc_constant_list * c, struct rc_constant * constant); +unsigned rc_constants_add_state(struct rc_constant_list * c, unsigned state1, unsigned state2); +unsigned rc_constants_add_immediate_vec4(struct rc_constant_list * c, const float * data); +unsigned rc_constants_add_immediate_scalar(struct rc_constant_list * c, float data, unsigned * swizzle); + +/** + * Stores state that influences the compilation of a fragment program. + */ +struct r300_fragment_program_external_state { + struct { + /** + * If the sampler is used as a shadow sampler, + * this field is: + * 0 - GL_LUMINANCE + * 1 - GL_INTENSITY + * 2 - GL_ALPHA + * depending on the depth texture mode. + */ + unsigned depth_texture_mode : 2; + + /** + * If the sampler is used as a shadow sampler, + * this field is (texture_compare_func - GL_NEVER). + * [e.g. if compare function is GL_LEQUAL, this field is 3] + * + * Otherwise, this field is 0. + */ + unsigned texture_compare_func : 3; + } unit[16]; +}; + + + +struct r300_fragment_program_node { + int tex_offset; /**< first tex instruction */ + int tex_end; /**< last tex instruction, relative to tex_offset */ + int alu_offset; /**< first ALU instruction */ + int alu_end; /**< last ALU instruction, relative to alu_offset */ + int flags; +}; + +/** + * Stores an R300 fragment program in its compiled-to-hardware form. + */ +struct r300_fragment_program_code { + struct { + int length; /**< total # of texture instructions used */ + uint32_t inst[R300_PFS_MAX_TEX_INST]; + } tex; + + struct { + int length; /**< total # of ALU instructions used */ + struct { + uint32_t rgb_inst; + uint32_t rgb_addr; + uint32_t alpha_inst; + uint32_t alpha_addr; + } inst[R300_PFS_MAX_ALU_INST]; + } alu; + + uint32_t config; /* US_CONFIG */ + uint32_t pixsize; /* US_PIXSIZE */ + uint32_t code_offset; /* US_CODE_OFFSET */ + uint32_t code_addr[4]; /* US_CODE_ADDR */ +}; + + +struct r500_fragment_program_code { + struct { + uint32_t inst0; + uint32_t inst1; + uint32_t inst2; + uint32_t inst3; + uint32_t inst4; + uint32_t inst5; + } inst[R500_PFS_MAX_INST]; + + int inst_end; /* Number of instructions - 1; also, last instruction to be executed */ + + int max_temp_idx; +}; + +struct rX00_fragment_program_code { + union { + struct r300_fragment_program_code r300; + struct r500_fragment_program_code r500; + } code; + + unsigned writes_depth:1; + + struct rc_constant_list constants; +}; + + +#define VSF_MAX_FRAGMENT_LENGTH (255*4) +#define VSF_MAX_FRAGMENT_TEMPS (14) + +#define VSF_MAX_INPUTS 32 +#define VSF_MAX_OUTPUTS 32 + +struct r300_vertex_program_code { + int length; + union { + uint32_t d[VSF_MAX_FRAGMENT_LENGTH]; + float f[VSF_MAX_FRAGMENT_LENGTH]; + } body; + + int pos_end; + int num_temporaries; /* Number of temp vars used by program */ + int inputs[VSF_MAX_INPUTS]; + int outputs[VSF_MAX_OUTPUTS]; + + struct rc_constant_list constants; + + uint32_t InputsRead; + uint32_t OutputsWritten; +}; + +void r300_vertex_program_dump(struct r300_vertex_program_code * vs); + +#endif /* RADEON_CODE_H */ + |