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i965: Define consistent interface to enable instruction result saturation. 

v2: Use set_ prefix.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Francisco Jerez 2015-06-03 21:24:50 +03:00
parent 7624f8410f
commit 6e04065729
2 changed files with 22 additions and 0 deletions
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11
src/mesa/drivers/dri/i965/brw_ir_fs.h
View File

@ -304,4 +304,15 @@ set_condmod(enum brw_conditional_mod mod, fs_inst *inst)
return inst;
}
/**
* Clamp the result of \p inst to the saturation range of its destination
* datatype.
*/
static inline fs_inst *
set_saturate(bool saturate, fs_inst *inst)
{
inst->saturate = saturate;
return inst;
}
#endif

11
src/mesa/drivers/dri/i965/brw_ir_vec4.h
View File

@ -223,6 +223,17 @@ set_condmod(enum brw_conditional_mod mod, vec4_instruction *inst)
return inst;
}
/**
* Clamp the result of \p inst to the saturation range of its destination
* datatype.
*/
inline vec4_instruction *
set_saturate(bool saturate, vec4_instruction *inst)
{
inst->saturate = saturate;
return inst;
}
} /* namespace brw */
#endif