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pan/midgard: Expose more typesize helpers

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-11-15 15:16:28 -05:00
parent 2236904f72
commit 34a860b9e3
2 changed files with 21 additions and 1 deletions
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2
src/panfrost/midgard/compiler.h
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@ -518,7 +518,9 @@ unsigned mir_ubo_shift(midgard_load_store_op op);
midgard_reg_mode mir_typesize(midgard_instruction *ins);
midgard_reg_mode mir_srcsize(midgard_instruction *ins, unsigned i);
unsigned mir_bytes_for_mode(midgard_reg_mode mode);
midgard_reg_mode mir_mode_for_destsize(unsigned size);
uint16_t mir_from_bytemask(uint16_t bytemask, midgard_reg_mode mode);
uint16_t mir_to_bytemask(midgard_reg_mode mode, unsigned mask);
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);

20
src/panfrost/midgard/mir.c
View file

@ -283,9 +283,27 @@ mir_srcsize(midgard_instruction *ins, unsigned i)
return mode;
}
midgard_reg_mode
mir_mode_for_destsize(unsigned size)
{
switch (size) {
case 8:
return midgard_reg_mode_8;
case 16:
return midgard_reg_mode_16;
case 32:
return midgard_reg_mode_32;
case 64:
return midgard_reg_mode_64;
default:
unreachable("Unknown destination size");
}
}
/* Converts per-component mask to a byte mask */
static uint16_t
uint16_t
mir_to_bytemask(midgard_reg_mode mode, unsigned mask)
{
switch (mode) {