diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h')
-rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h | 129 |
1 files changed, 55 insertions, 74 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h index ff76178551..1600598428 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h @@ -28,116 +28,97 @@ #ifndef __RADEON_PROGRAM_PAIR_H_ #define __RADEON_PROGRAM_PAIR_H_ -#include "radeon_program.h" +#include "radeon_code.h" +#include "radeon_opcodes.h" +#include "radeon_program_constants.h" struct r300_fragment_program_compiler; /** - * Represents a paired instruction, as found in R300 and R500 + * \file + * Represents a paired ALU instruction, as found in R300 and R500 * fragment programs. + * + * Note that this representation is taking some liberties as far + * as register files are concerned, to allow separate register + * allocation. + * + * Also note that there are some subtleties in that the semantics + * of certain opcodes are implicitly changed in this representation; + * see \ref rc_pair_translate */ + + struct radeon_pair_instruction_source { - GLuint Index:8; - GLuint Constant:1; - GLuint Used:1; + unsigned int Used:1; + rc_register_file File:3; + unsigned int Index:RC_REGISTER_INDEX_BITS; }; struct radeon_pair_instruction_rgb { - GLuint Opcode:8; - GLuint DestIndex:8; - GLuint WriteMask:3; - GLuint OutputWriteMask:3; - GLuint Saturate:1; + rc_opcode Opcode:8; + unsigned int DestIndex:RC_REGISTER_INDEX_BITS; + unsigned int WriteMask:3; + unsigned int OutputWriteMask:3; + unsigned int Saturate:1; struct radeon_pair_instruction_source Src[3]; struct { - GLuint Source:2; - GLuint Swizzle:9; - GLuint Abs:1; - GLuint Negate:1; + unsigned int Source:2; + unsigned int Swizzle:9; + unsigned int Abs:1; + unsigned int Negate:1; } Arg[3]; }; struct radeon_pair_instruction_alpha { - GLuint Opcode:8; - GLuint DestIndex:8; - GLuint WriteMask:1; - GLuint OutputWriteMask:1; - GLuint DepthWriteMask:1; - GLuint Saturate:1; + rc_opcode Opcode:8; + unsigned int DestIndex:RC_REGISTER_INDEX_BITS; + unsigned int WriteMask:1; + unsigned int OutputWriteMask:1; + unsigned int DepthWriteMask:1; + unsigned int Saturate:1; struct radeon_pair_instruction_source Src[3]; struct { - GLuint Source:2; - GLuint Swizzle:3; - GLuint Abs:1; - GLuint Negate:1; + unsigned int Source:2; + unsigned int Swizzle:3; + unsigned int Abs:1; + unsigned int Negate:1; } Arg[3]; }; -struct radeon_pair_instruction { +struct rc_pair_instruction { struct radeon_pair_instruction_rgb RGB; struct radeon_pair_instruction_alpha Alpha; -}; - -enum { - RADEON_OPCODE_TEX = 0, - RADEON_OPCODE_TXB, - RADEON_OPCODE_TXP, - RADEON_OPCODE_KIL + rc_write_aluresult WriteALUResult:2; + rc_compare_func ALUResultCompare:3; }; -struct radeon_pair_texture_instruction { - GLuint Opcode:2; /**< one of RADEON_OPCODE_xxx */ - - GLuint DestIndex:8; - GLuint WriteMask:4; - GLuint TexSrcUnit:5; - GLuint TexSrcTarget:3; - - GLuint SrcIndex:8; - GLuint SrcSwizzle:12; -}; +/** + * General helper functions for dealing with the paired instruction format. + */ +/*@{*/ +int rc_pair_alloc_source(struct rc_pair_instruction *pair, + unsigned int rgb, unsigned int alpha, + rc_register_file file, unsigned int index); +/*@}*/ /** - * + * Compiler passes that operate with the paired format. */ -struct radeon_pair_handler { - /** - * Write a paired instruction to the hardware. - * - * @return GL_FALSE on error. - */ - GLboolean (*EmitPaired)(void*, struct radeon_pair_instruction*); - - /** - * Write a texture instruction to the hardware. - * Register indices have already been rewritten to the allocated - * hardware register numbers. - * - * @return GL_FALSE on error. - */ - GLboolean (*EmitTex)(void*, struct radeon_pair_texture_instruction*); - - /** - * Called before a block of contiguous, independent texture - * instructions is emitted. - */ - GLboolean (*BeginTexBlock)(void*); - - unsigned MaxHwTemps; -}; - -void radeonPairProgram( - struct r300_fragment_program_compiler * compiler, - const struct radeon_pair_handler*, void *userdata); +/*@{*/ +struct radeon_pair_handler; -void radeonPrintPairInstruction(struct radeon_pair_instruction *inst); +void rc_pair_translate(struct r300_fragment_program_compiler *c); +void rc_pair_schedule(struct r300_fragment_program_compiler *c); +void rc_pair_regalloc(struct r300_fragment_program_compiler *c, unsigned maxtemps); +/*@}*/ #endif /* __RADEON_PROGRAM_PAIR_H_ */ |