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 | 33 |
1 files changed, 31 insertions, 2 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 ef5a034700..e0061e454b 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_pair.h @@ -49,6 +49,11 @@ struct radeon_compiler; * see \ref rc_pair_translate */ +/* For rgb and alpha instructions when arg[n].Source = RC_PAIR_PRESUB_SRC, then + * the presubtract value will be used, and + * {RGB,Alpha}.Src[RC_PAIR_PRESUB_SRC].File will be set to RC_FILE_PRESUB. + */ +#define RC_PAIR_PRESUB_SRC 3 struct radeon_pair_instruction_source { unsigned int Used:1; @@ -64,7 +69,7 @@ struct radeon_pair_instruction_rgb { unsigned int OutputWriteMask:3; unsigned int Saturate:1; - struct radeon_pair_instruction_source Src[3]; + struct radeon_pair_instruction_source Src[4]; struct { unsigned int Source:2; @@ -83,7 +88,7 @@ struct radeon_pair_instruction_alpha { unsigned int DepthWriteMask:1; unsigned int Saturate:1; - struct radeon_pair_instruction_source Src[3]; + struct radeon_pair_instruction_source Src[4]; struct { unsigned int Source:2; @@ -99,8 +104,17 @@ struct rc_pair_instruction { unsigned int WriteALUResult:2; unsigned int ALUResultCompare:3; + unsigned int Nop:1; }; +typedef void (*rc_pair_foreach_src_fn) + (void *, struct radeon_pair_instruction_source *); + +typedef enum { + RC_PAIR_SOURCE_NONE = 0, + RC_PAIR_SOURCE_RGB, + RC_PAIR_SOURCE_ALPHA +} rc_pair_source_type; /** * General helper functions for dealing with the paired instruction format. @@ -109,6 +123,21 @@ struct rc_pair_instruction { int rc_pair_alloc_source(struct rc_pair_instruction *pair, unsigned int rgb, unsigned int alpha, rc_register_file file, unsigned int index); + +void rc_pair_foreach_source_that_alpha_reads( + struct rc_pair_instruction * pair, + void * data, + rc_pair_foreach_src_fn cb); + +void rc_pair_foreach_source_that_rgb_reads( + struct rc_pair_instruction * pair, + void * data, + rc_pair_foreach_src_fn cb); + +rc_pair_source_type rc_source_type_that_arg_reads( + unsigned int source, + unsigned int swizzle, + unsigned int channels); /*@}*/ |