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intel/tools: Handle illegal instruction

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Allow assembler to handle illegal instruction even though mesa doesn't
use it but might be required at some point in future.

Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3952>
This commit is contained in:
Sagar Ghuge 2020-02-04 16:37:01 -08:00 • committed by Marge Bot
parent 11a1cb2fa8
commit 2a75e60365
1 changed files with 10 additions and 0 deletions
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10
src/intel/tools/i965_gram.y
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@ -616,6 +616,7 @@ instruction:
| syncinstruction
| ternaryinstruction
| sendinstruction
| illegalinstruction
;
relocatableinstruction:
@ -625,6 +626,15 @@ relocatableinstruction:
| loopinstruction
;
illegalinstruction:
ILLEGAL execsize instoptions
{
brw_next_insn(p, $1);
brw_inst_set_exec_size(p->devinfo, brw_last_inst, $2);
i965_asm_set_instruction_options(p, $3);
}
;
/* Unary instruction */
unaryinstruction:
predicate unaryopcodes saturate cond_mod execsize dst srcaccimm instoptions