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Replace variable init code in WAIT by src_null_reg

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Homer Hsing 2012-09-27 14:56:30 +08:00 committed by Damien Lespiau
parent 7e2461b6fc
commit b899aba57f
1 changed files with 2 additions and 8 deletions
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10
assembler/src/gram.y
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@ -44,6 +44,7 @@ static struct src_operand src_null_reg =
{
.reg_file = BRW_ARCHITECTURE_REGISTER_FILE,
.reg_nr = BRW_ARF_NULL,
.reg_type = BRW_REGISTER_TYPE_UD,
};
static struct dst_operand dst_null_reg =
{
@ -1103,15 +1104,9 @@ maskpushop: MSAVE | PUSH
syncinstruction: predicate WAIT notifyreg
{
struct direct_reg null;
struct dst_operand notify_dst;
struct src_operand null_src;
struct src_operand notify_src;
null.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
null.reg_nr = BRW_ARF_NULL;
null.subreg_nr = 0;
memset(&$$, 0, sizeof($$));
$$.header.opcode = $2;
$$.header.execution_size = ffs(1) - 1;
@ -1119,8 +1114,7 @@ syncinstruction: predicate WAIT notifyreg
set_instruction_dest(&$$, &notify_dst);
set_direct_src_operand(&notify_src, &$3, BRW_REGISTER_TYPE_D);
set_instruction_src0(&$$, &notify_src);
set_direct_src_operand(&null_src, &null, BRW_REGISTER_TYPE_UD);
set_instruction_src1(&$$, &null_src);
set_instruction_src1(&$$, &src_null_reg);
}
;