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i965: Add 3-src destination and shared-source type macros.

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Reviewed-by: Chris Forbes <chrisf@ijw.co.nz>
This commit is contained in:
Matt Turner 2013-04-17 11:52:00 -07:00
parent 4049d48e02
commit 2305047823
1 changed files with 11 additions and 0 deletions
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11
src/mesa/drivers/dri/i965/brw_defines.h
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@ -777,6 +777,17 @@ enum opcode {
#define BRW_REGISTER_TYPE_V 6 /* packed int vector, immediates only, uword dest only */
#define BRW_REGISTER_TYPE_F 7
/* SNB adds 3-src instructions (MAD and LRP) that only operate on floats, so
* the types were implied. IVB adds BFE and BFI2 that operate on doublewords
* and unsigned doublewords, so a new field is also available in the da3src
* struct (part of struct brw_instruction.bits1 in brw_structs.h) to select
* dst and shared-src types. The values are different from BRW_REGISTER_TYPE_*.
*/
#define BRW_3SRC_TYPE_F 0
#define BRW_3SRC_TYPE_D 1
#define BRW_3SRC_TYPE_UD 2
#define BRW_3SRC_TYPE_DF 3
#define BRW_ARF_NULL 0x00
#define BRW_ARF_ADDRESS 0x10
#define BRW_ARF_ACCUMULATOR 0x20