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Merge replicative code in gram.y

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Homer Hsing 2012-09-21 10:14:31 +08:00 committed by Damien Lespiau
parent b0b540f02a
commit c0ebde2786
1 changed files with 14 additions and 70 deletions
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84
assembler/src/gram.y
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@ -843,34 +843,7 @@ branchloopinstruction:
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD); set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_src0(&$$, &ip_src); set_instruction_src0(&$$, &ip_src);
set_instruction_src1(&$$, &$4); set_instruction_src1(&$$, &$4);
} $$.first_reloc_target = $4.reloc_target;
| predicate branchloopop execsize STRING
{
struct direct_reg dst;
struct dst_operand ip_dst;
struct src_operand ip_src;
struct src_operand imm;
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0;
memset (&imm, '\0', sizeof (imm));
imm.reg_file = BRW_IMMEDIATE_VALUE;
imm.reg_type = BRW_REGISTER_TYPE_D;
imm.imm32 = 0;
memset(&$$, 0, sizeof($$));
$$.header.opcode = $2;
$$.header.execution_size = $3;
set_instruction_predicate(&$$, &$1);
$$.header.thread_control |= BRW_THREAD_SWITCH;
set_direct_dst_operand(&ip_dst, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_dest(&$$, &ip_dst);
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_src0(&$$, &ip_src);
set_instruction_src1(&$$, &imm);
$$.first_reloc_target = $4;
} }
; ;
@ -883,11 +856,6 @@ elseinstruction: ELSE execsize relativelocation
struct dst_operand ip_dst; struct dst_operand ip_dst;
struct src_operand ip_src; struct src_operand ip_src;
/* The jump instruction requires that the IP register
* be the destination and first source operand, while the
* offset is the second source operand. The offset is added
* to the IP pre-increment.
*/
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE; dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP; dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0; dst.subreg_nr = 0;
@ -904,33 +872,7 @@ elseinstruction: ELSE execsize relativelocation
set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD); set_direct_src_operand(&ip_src, &dst, BRW_REGISTER_TYPE_UD);
set_instruction_src0(&$$, &ip_src); set_instruction_src0(&$$, &ip_src);
set_instruction_src1(&$$, &$3); set_instruction_src1(&$$, &$3);
} $$.first_reloc_target = $3.reloc_target;
| ELSE execsize STRING
{
struct direct_reg dst;
struct dst_operand ip_dst;
struct src_operand ip_src;
struct src_operand imm;
dst.reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
dst.reg_nr = BRW_ARF_IP;
dst.subreg_nr = 0;
memset (&imm, '\0', sizeof (imm));
imm.reg_file = BRW_IMMEDIATE_VALUE;
imm.reg_type = BRW_REGISTER_TYPE_D;
imm.imm32 = 0;
memset(&$$, 0, sizeof($$));
$$.header.opcode = $1;
$$.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(&$$, &ip_src);
set_instruction_src1(&$$, &imm);
$$.first_reloc_target = $3;
} }
; ;
@ -2081,25 +2023,27 @@ nullreg: NULL_TOKEN
; ;
/* 1.4.6: Relative locations */ /* 1.4.6: Relative locations */
relativelocation: imm32 relativelocation:
EXP
{ {
if ($1.r != imm32_d) { if (($1 > 32767) || ($1 < -32768)) {
fprintf (stderr,
"error: non-int offset representation\n");
YYERROR;
}
if (($1.u.signed_d > 32767) || ($1.u.signed_d < -32768)) {
fprintf(stderr, fprintf(stderr,
"error: relative offset %d out of range \n", "error: relative offset %d out of range \n",
$1.u.signed_d); $1);
YYERROR; YYERROR;
} }
memset (&$$, '\0', sizeof ($$)); memset (&$$, '\0', sizeof ($$));
$$.reg_file = BRW_IMMEDIATE_VALUE; $$.reg_file = BRW_IMMEDIATE_VALUE;
$$.reg_type = BRW_REGISTER_TYPE_D; $$.reg_type = BRW_REGISTER_TYPE_D;
$$.imm32 = $1.u.d & 0x0000ffff; $$.imm32 = $1 & 0x0000ffff;
}
| STRING
{
memset (&$$, '\0', sizeof ($$));
$$.reg_file = BRW_IMMEDIATE_VALUE;
$$.reg_type = BRW_REGISTER_TYPE_D;
$$.reloc_target = $1;
} }
; ;