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Let ip_dst and ip_src become local const variable, so as to reduce replicated code.

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Homer Hsing 2012-09-27 14:48:14 +08:00 committed by Damien Lespiau
parent 45ab3cf5a1
commit 7e2461b6fc
1 changed files with 20 additions and 40 deletions
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60
assembler/src/gram.y
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@ -50,6 +50,26 @@ static struct dst_operand dst_null_reg =
.reg_file = BRW_ARCHITECTURE_REGISTER_FILE,
.reg_nr = BRW_ARF_NULL,
};
static struct dst_operand ip_dst =
{
.reg_file = BRW_ARCHITECTURE_REGISTER_FILE,
.reg_nr = BRW_ARF_IP,
.reg_type = BRW_REGISTER_TYPE_UD,
.address_mode = BRW_ADDRESS_DIRECT,
.horiz_stride = 1,
.writemask = 0xF,
};
static struct src_operand ip_src =
{
.reg_file = BRW_ARCHITECTURE_REGISTER_FILE,
.reg_nr = BRW_ARF_IP,
.reg_type = BRW_REGISTER_TYPE_UD,
.address_mode = BRW_ADDRESS_DIRECT,
.swizzle_x = BRW_CHANNEL_X,
.swizzle_y = BRW_CHANNEL_Y,
.swizzle_z = BRW_CHANNEL_Z,
.swizzle_w = BRW_CHANNEL_W,
};
static int get_type_size(GLuint type);
int set_instruction_dest(struct brw_instruction *instr,
@ -431,14 +451,6 @@ ifelseinstruction: ENDIF
{
// for Gen4, Gen5
if(gen_level <= 5) {
struct direct_reg dst;
struct dst_operand ip_dst;
struct src_operand ip_src;
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0;
/* Set the istack pop count, which must always be 1. */
$3.imm32 |= (1 << 16);
@ -446,9 +458,7 @@ ifelseinstruction: ENDIF
$$.header.opcode = $1;
$$.header.execution_size = $2;
$$.header.thread_control |= BRW_THREAD_SWITCH;
set_direct_dst_operand(&ip_dst, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_dest(&$$, &ip_dst);
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_src0(&$$, &ip_src);
set_instruction_src1(&$$, &$3);
$$.first_reloc_target = $3.reloc_target;
@ -467,27 +477,17 @@ ifelseinstruction: ENDIF
| predicate IF execsize relativelocation
{
/* for Gen4 */
struct direct_reg dst;
struct dst_operand ip_dst;
struct src_operand ip_src;
/* The branch instructions require that the IP register
* be the destination and first source operand, while the
* offset is the second source operand. The offset is added
* to the pre-incremented IP.
*/
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0;
memset(&$$, 0, sizeof($$));
$$.header.opcode = $2;
$$.header.execution_size = $3;
$$.header.thread_control |= BRW_THREAD_SWITCH;
set_instruction_predicate(&$$, &$1);
set_direct_dst_operand(&ip_dst, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_dest(&$$, &ip_dst);
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_src0(&$$, &ip_src);
set_instruction_src1(&$$, &$4);
$$.first_reloc_target = $4.reloc_target;
@ -510,22 +510,12 @@ ifelseinstruction: ENDIF
loopinstruction: predicate WHILE execsize relativelocation instoptions
{
if(gen_level <= 5) {
struct direct_reg dst;
struct dst_operand ip_dst;
struct src_operand ip_src;
/* The branch instructions require that the IP register
* be the destination and first source operand, while the
* offset is the second source operand. The offset is added
* to the pre-incremented IP.
*/
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0;
set_direct_dst_operand(&ip_dst, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_dest(&$$, &ip_dst);
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
$$.header.opcode = $2;
@ -1053,28 +1043,18 @@ sndopr: exp %prec SNDOPR
jumpinstruction: predicate JMPI execsize relativelocation2
{
struct direct_reg dst;
struct dst_operand ip_dst;
struct src_operand ip_src;
/* The jump instruction requires that the IP register
* be the destination and first source operand, while the
* offset is the second source operand. The next instruction
* is the post-incremented IP plus the offset.
*/
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0;
memset(&$$, 0, sizeof($$));
$$.header.opcode = $2;
$$.header.execution_size = ffs(1) - 1;
if(advanced_flag)
$$.header.mask_control = BRW_MASK_DISABLE;
set_direct_dst_operand(&ip_dst, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_predicate(&$$, &$1);
set_instruction_dest(&$$, &ip_dst);
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_src0(&$$, &ip_src);
set_instruction_src1(&$$, &$4);
$$.first_reloc_target = $4.reloc_target;