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i965/vp: Remove more code for unused opcodes. 

These don't appear in ARB_vp or NV_vp and I missed that fact on the first
pass of removing dead opcodes.

Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Eric Anholt 2012-10-09 15:00:25 -07:00
parent c5adfb21b3
commit 1a8a0418f2
1 changed files with 1 additions and 55 deletions
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56
src/mesa/drivers/dri/i965/brw_vs_emit.c
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@ -61,7 +61,7 @@ brw_vs_arg_can_be_immediate(enum prog_opcode opcode, int arg)
/* These opcodes get broken down in a way that allow two
* args to be immediates.
*/
if (opcode == OPCODE_MAD || opcode == OPCODE_LRP) {
if (opcode == OPCODE_MAD) {
if (arg == 1 || arg == 2)
return true;
}
@ -431,35 +431,6 @@ static void unalias2( struct brw_vs_compile *c,
}
}
/**
* \sa unalias2
* Checkes if 3-operand instruction needs an intermediate temporary.
*/
static void unalias3( struct brw_vs_compile *c,
struct brw_reg dst,
struct brw_reg arg0,
struct brw_reg arg1,
struct brw_reg arg2,
void (*func)( struct brw_vs_compile *,
struct brw_reg,
struct brw_reg,
struct brw_reg,
struct brw_reg ))
{
if ((dst.file == arg0.file && dst.nr == arg0.nr) ||
(dst.file == arg1.file && dst.nr == arg1.nr) ||
(dst.file == arg2.file && dst.nr == arg2.nr)) {
struct brw_compile *p = &c->func;
struct brw_reg tmp = brw_writemask(get_tmp(c), dst.dw1.bits.writemask);
func(c, tmp, arg0, arg1, arg2);
brw_MOV(p, dst, tmp);
release_tmp(c, tmp);
}
else {
func(c, dst, arg0, arg1, arg2);
}
}
static void emit_sop( struct brw_vs_compile *c,
struct brw_reg dst,
struct brw_reg arg0,
@ -935,19 +906,6 @@ static void emit_lit_noalias( struct brw_vs_compile *c,
release_tmp(c, tmp);
}
static void emit_lrp_noalias(struct brw_vs_compile *c,
struct brw_reg dst,
struct brw_reg arg0,
struct brw_reg arg1,
struct brw_reg arg2)
{
struct brw_compile *p = &c->func;
brw_ADD(p, dst, negate(arg0), brw_imm_f(1.0));
brw_MUL(p, brw_null_reg(), dst, arg2);
brw_MAC(p, dst, arg0, arg1);
}
static struct brw_reg
get_constant(struct brw_vs_compile *c,
const struct prog_instruction *inst,
@ -1708,12 +1666,6 @@ void brw_old_vs_emit(struct brw_vs_compile *c )
case OPCODE_ADD:
brw_ADD(p, dst, args[0], args[1]);
break;
case OPCODE_COS:
emit_math1(c, BRW_MATH_FUNCTION_COS, dst, args[0], BRW_MATH_PRECISION_FULL);
break;
case OPCODE_DP2:
brw_DP2(p, dst, args[0], args[1]);
break;
case OPCODE_DP3:
brw_DP3(p, dst, args[0], args[1]);
break;
@ -1750,9 +1702,6 @@ void brw_old_vs_emit(struct brw_vs_compile *c )
case OPCODE_LIT:
unalias1(c, dst, args[0], emit_lit_noalias);
break;
case OPCODE_LRP:
unalias3(c, dst, args[0], args[1], args[2], emit_lrp_noalias);
break;
case OPCODE_MAD:
if (!accumulator_contains(c, args[2]))
brw_MOV(p, brw_acc_reg(), args[2]);
@ -1780,9 +1729,6 @@ void brw_old_vs_emit(struct brw_vs_compile *c )
emit_math1(c, BRW_MATH_FUNCTION_RSQ, dst, brw_abs(args[0]), BRW_MATH_PRECISION_FULL);
break;
case OPCODE_SIN:
emit_math1(c, BRW_MATH_FUNCTION_SIN, dst, args[0], BRW_MATH_PRECISION_FULL);
break;
case OPCODE_SGE:
unalias2(c, dst, args[0], args[1], emit_sge);
break;