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intel/compiler: Add instruction compaction support on Gen11 

Gen11 only differs from SKL+ in that it uses a new datatype index table.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Matt Turner 2017-06-14 16:43:05 -07:00
parent d5bf093cf9
commit c31d77ac22
1 changed files with 42 additions and 0 deletions
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42
src/intel/compiler/brw_eu_compact.c
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@ -637,6 +637,41 @@ static const uint16_t gen8_src_index_table[32] = {
0b010110001000
};
static const uint32_t gen11_datatype_table[32] = {
0b001000000000000000001,
0b001000000000001000000,
0b001000000000001000001,
0b001000000000011000001,
0b001000000000101100101,
0b001000000101111100101,
0b001000000100101000001,
0b001000000100101000101,
0b001000000100101100101,
0b001000001000001000001,
0b001000011000001000000,
0b001000011000001000001,
0b001000101000101000101,
0b001000111000101000100,
0b001000111000101000101,
0b001100100100101100101,
0b001100101100100100101,
0b001100101100101100100,
0b001100101100101100101,
0b001100111100101100100,
0b000000000010000001100,
0b001000000000001100101,
0b001000000000101000101,
0b001000001000001000000,
0b001000101000101000100,
0b001000111000100000100,
0b001001001001000001001,
0b001101111100101100101,
0b001100111100101100101,
0b001001111001101001100,
0b001001001001001001000,
0b001001011001001001000,
};
/* This is actually the control index table for Cherryview (26 bits), but the
* only difference from Broadwell (24 bits) is that it has two extra 0-bits at
* the start.
@ -1450,8 +1485,15 @@ brw_init_compaction_tables(const struct gen_device_info *devinfo)
assert(gen8_datatype_table[ARRAY_SIZE(gen8_datatype_table) - 1] != 0);
assert(gen8_subreg_table[ARRAY_SIZE(gen8_subreg_table) - 1] != 0);
assert(gen8_src_index_table[ARRAY_SIZE(gen8_src_index_table) - 1] != 0);
assert(gen11_datatype_table[ARRAY_SIZE(gen11_datatype_table) - 1] != 0);
switch (devinfo->gen) {
case 11:
control_index_table = gen8_control_index_table;
datatype_table = gen11_datatype_table;
subreg_table = gen8_subreg_table;
src_index_table = gen8_src_index_table;
break;
case 10:
case 9:
case 8: