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assembler: Introduce set_instruction_opcode()

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Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
This commit is contained in:
Damien Lespiau 2013-01-30 23:39:09 +00:00
parent 6bf3aa84e0
commit 5d526c8317
1 changed files with 40 additions and 32 deletions
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72
assembler/gram.y
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@ -82,6 +82,8 @@ static struct src_operand ip_src =
};
static int get_type_size(GLuint type);
static void set_instruction_opcode(struct brw_program_instruction *instr,
unsigned opcode);
static int set_instruction_dest(struct brw_program_instruction *instr,
struct brw_reg *dest);
static int set_instruction_src0(struct brw_program_instruction *instr,
@ -757,7 +759,7 @@ ifelseinstruction: ENDIF
if(IS_GENp(6)) // For gen6+.
error(&@1, "should be 'ENDIF execsize relativelocation'\n");
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $1;
set_instruction_opcode(&$$, $1);
GEN(&$$)->header.thread_control |= BRW_THREAD_SWITCH;
GEN(&$$)->bits1.da1.dest_horiz_stride = 1;
GEN(&$$)->bits1.da1.src1_reg_file = BRW_ARCHITECTURE_REGISTER_FILE;
@ -770,7 +772,7 @@ ifelseinstruction: ENDIF
if(!IS_GENp(6)) // for gen6-
error(&@1, "ENDIF Syntax error: should be 'ENDIF'\n");
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $1;
set_instruction_opcode(&$$, $1);
GEN(&$$)->header.execution_size = $2;
$$.reloc.first_reloc_target = $3.reloc_target;
$$.reloc.first_reloc_offset = $3.imm32;
@ -783,7 +785,7 @@ ifelseinstruction: ENDIF
$3.imm32 |= (1 << 16);
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $1;
set_instruction_opcode(&$$, $1);
GEN(&$$)->header.thread_control |= BRW_THREAD_SWITCH;
ip_dst.width = $2;
set_instruction_dest(&$$, &ip_dst);
@ -793,7 +795,7 @@ ifelseinstruction: ENDIF
$$.reloc.first_reloc_offset = $3.imm32;
} else if(IS_GENp(6)) {
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $1;
set_instruction_opcode(&$$, $1);
GEN(&$$)->header.execution_size = $2;
$$.reloc.first_reloc_target = $3.reloc_target;
$$.reloc.first_reloc_offset = $3.imm32;
@ -813,7 +815,7 @@ ifelseinstruction: ENDIF
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
if(!IS_GENp(6)) {
GEN(&$$)->header.thread_control |= BRW_THREAD_SWITCH;
ip_dst.width = $3;
@ -832,7 +834,7 @@ ifelseinstruction: ENDIF
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.execution_size = $3;
$$.reloc.first_reloc_target = $4.reloc_target;
$$.reloc.first_reloc_offset = $4.imm32;
@ -853,7 +855,7 @@ loopinstruction: predicate WHILE execsize relativelocation instoptions
set_instruction_dest(&$$, &ip_dst);
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.thread_control |= BRW_THREAD_SWITCH;
set_instruction_src0(&$$, &ip_src, NULL);
set_instruction_src1(&$$, &$4, NULL);
@ -865,7 +867,7 @@ loopinstruction: predicate WHILE execsize relativelocation instoptions
dest horizontal stride must be 1. */
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.execution_size = $3;
$$.reloc.first_reloc_target = $4.reloc_target;
$$.reloc.first_reloc_offset = $4.imm32;
@ -877,7 +879,7 @@ loopinstruction: predicate WHILE execsize relativelocation instoptions
{
// deprecated
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $1;
set_instruction_opcode(&$$, $1);
};
haltinstruction: predicate HALT execsize relativelocation relativelocation instoptions
@ -886,7 +888,7 @@ haltinstruction: predicate HALT execsize relativelocation relativelocation insto
/* Gen6, Gen7 bspec: dst and src0 must be the null reg. */
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
$$.reloc.first_reloc_target = $4.reloc_target;
$$.reloc.first_reloc_offset = $4.imm32;
$$.reloc.second_reloc_target = $5.reloc_target;
@ -902,7 +904,7 @@ multibranchinstruction:
/* Gen7 bspec: dest must be null. use Switch option */
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.thread_control |= BRW_THREAD_SWITCH;
$$.reloc.first_reloc_target = $4.reloc_target;
$$.reloc.first_reloc_offset = $4.imm32;
@ -914,7 +916,7 @@ multibranchinstruction:
/* Gen7 bspec: dest must be null. src0 must be null. use Switch option */
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.thread_control |= BRW_THREAD_SWITCH;
$$.reloc.first_reloc_target = $4.reloc_target;
$$.reloc.first_reloc_offset = $4.imm32;
@ -945,7 +947,7 @@ subroutineinstruction:
*/
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
$4.type = BRW_REGISTER_TYPE_D; /* dest type should be DWORD */
$4.width = 1; /* execution size must be 2. Here 1 is encoded 2. */
@ -973,7 +975,7 @@ subroutineinstruction:
*/
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
dst_null_reg.width = 1; /* execution size of RET should be 2 */
set_instruction_dest(&$$, &dst_null_reg);
$5.reg.type = BRW_REGISTER_TYPE_D;
@ -989,7 +991,7 @@ unaryinstruction:
dst srcaccimm instoptions
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $3.cond;
GEN(&$$)->header.saturate = $4;
$6.width = $5;
@ -1028,7 +1030,7 @@ binaryinstruction:
dst src srcimm instoptions
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $3.cond;
GEN(&$$)->header.saturate = $4;
set_instruction_options(&$$, $9);
@ -1069,7 +1071,7 @@ binaryaccinstruction:
dst srcacc srcimm instoptions
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $3.cond;
GEN(&$$)->header.saturate = $4;
$6.width = $5;
@ -1115,7 +1117,7 @@ trinaryinstruction:
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $3.cond;
GEN(&$$)->header.saturate = $4;
GEN(&$$)->header.execution_size = $5;
@ -1154,7 +1156,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
* implicitly loaded if non-null.
*/
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
$5.width = $3;
GEN(&$$)->header.destreg__conditionalmod = $4; /* msg reg index */
set_instruction_predicate(&$$, &$1);
@ -1208,7 +1210,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
| predicate SEND execsize dst sendleadreg payload directsrcoperand instoptions
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $5.nr; /* msg reg index */
set_instruction_predicate(&$$, &$1);
@ -1232,7 +1234,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
"type=%d\n", $7.reg.dw1.ud, $7.reg.type);
}
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $5.nr; /* msg reg index */
set_instruction_predicate(&$$, &$1);
@ -1260,7 +1262,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
}
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = ($6 & EX_DESC_SFID_MASK); /* SFID */
set_instruction_predicate(&$$, &$1);
@ -1303,7 +1305,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
}
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = ($6 & EX_DESC_SFID_MASK); /* SFID */
set_instruction_predicate(&$$, &$1);
@ -1338,7 +1340,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
"type=%d\n", $8.reg.dw1.ud, $8.reg.type);
}
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $5.nr; /* msg reg index */
set_instruction_predicate(&$$, &$1);
@ -1360,7 +1362,7 @@ sendinstruction: predicate SEND execsize exp post_dst payload msgtarget
| predicate SEND execsize dst sendleadreg payload exp directsrcoperand instoptions
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $5.nr; /* msg reg index */
set_instruction_predicate(&$$, &$1);
@ -1394,7 +1396,7 @@ jumpinstruction: predicate JMPI execsize relativelocation2
* is the post-incremented IP plus the offset.
*/
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
if(advanced_flag)
GEN(&$$)->header.mask_control = BRW_MASK_DISABLE;
set_instruction_predicate(&$$, &$1);
@ -1410,7 +1412,7 @@ jumpinstruction: predicate JMPI execsize relativelocation2
mathinstruction: predicate MATH_INST execsize dst src srcimm math_function instoptions
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.destreg__conditionalmod = $7;
set_instruction_options(&$$, $8);
set_instruction_predicate(&$$, &$1);
@ -1429,7 +1431,7 @@ breakinstruction: predicate breakop execsize relativelocation relativelocation i
// for Gen6, Gen7
memset(&$$, 0, sizeof($$));
set_instruction_predicate(&$$, &$1);
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
GEN(&$$)->header.execution_size = $3;
$$.reloc.first_reloc_target = $4.reloc_target;
$$.reloc.first_reloc_offset = $4.imm32;
@ -1452,7 +1454,7 @@ syncinstruction: predicate WAIT notifyreg
struct src_operand notify_src;
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $2;
set_instruction_opcode(&$$, $2);
set_direct_dst_operand(&notify_dst, &$3, BRW_REGISTER_TYPE_D);
notify_dst.width = ffs(1) - 1;
set_instruction_dest(&$$, &notify_dst);
@ -1466,7 +1468,7 @@ syncinstruction: predicate WAIT notifyreg
nopinstruction: NOP
{
memset(&$$, 0, sizeof($$));
GEN(&$$)->header.opcode = $1;
set_instruction_opcode(&$$, $1);
};
/* XXX! */
@ -1678,7 +1680,7 @@ msgtarget: NULL_TOKEN
if (IS_GENp(5)) {
GEN(&$$)->bits2.send_gen5.sfid = BRW_SFID_URB;
GEN(&$$)->bits3.generic_gen5.header_present = 1;
GEN(&$$)->bits3.urb_gen5.opcode = BRW_URB_OPCODE_WRITE;
set_instruction_opcode(&$$, BRW_URB_OPCODE_WRITE);
GEN(&$$)->bits3.urb_gen5.offset = $2;
GEN(&$$)->bits3.urb_gen5.swizzle_control = $3;
GEN(&$$)->bits3.urb_gen5.pad = 0;
@ -1687,7 +1689,7 @@ msgtarget: NULL_TOKEN
GEN(&$$)->bits3.urb_gen5.complete = $6;
} else {
GEN(&$$)->bits3.generic.msg_target = BRW_SFID_URB;
GEN(&$$)->bits3.urb.opcode = BRW_URB_OPCODE_WRITE;
set_instruction_opcode(&$$, BRW_URB_OPCODE_WRITE);
GEN(&$$)->bits3.urb.offset = $2;
GEN(&$$)->bits3.urb.swizzle_control = $3;
GEN(&$$)->bits3.urb.pad = 0;
@ -2901,6 +2903,12 @@ static void reset_instruction_src_region(struct brw_instruction *instr,
}
}
static void set_instruction_opcode(struct brw_program_instruction *instr,
unsigned opcode)
{
GEN(instr)->header.opcode = opcode;
}
/**
* Fills in the destination register information in instr from the bits in dst.
*/