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pan/midgard: Add mir_set_bytemask helper

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-10-23 20:19:11 -04:00
parent 85cc40f7ce
commit 9bba182840
2 changed files with 7 additions and 0 deletions
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1
src/panfrost/midgard/compiler.h
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@ -518,6 +518,7 @@ midgard_reg_mode mir_typesize(midgard_instruction *ins);
uint16_t mir_from_bytemask(uint16_t bytemask, midgard_reg_mode mode);
uint16_t mir_bytemask(midgard_instruction *ins);
uint16_t mir_round_bytemask_down(uint16_t mask, midgard_reg_mode mode);
void mir_set_bytemask(midgard_instruction *ins, uint16_t bytemask);
/* MIR printing */

6
src/panfrost/midgard/mir.c
View file

@ -525,6 +525,12 @@ mir_bytemask(midgard_instruction *ins)
return mir_to_bytemask(mir_typesize(ins), ins->mask);
}
void
mir_set_bytemask(midgard_instruction *ins, uint16_t bytemask)
{
ins->mask = mir_from_bytemask(bytemask, mir_typesize(ins));
}
/* Creates a mask of the components of a node read by an instruction, by
* analyzing the swizzle with respect to the instruction's mask. E.g.:
*