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i965: Handle all_equal/any_nequal in the new FS.

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These are generated for scalar operands instead of plain equal/nequal.
But for scalars, they're the same anyway.  +30 piglits.
This commit is contained in:
Eric Anholt 2010-09-27 16:11:18 -07:00
parent a5c6c8a31b
commit 169ff0cc9d
1 changed files with 2 additions and 2 deletions
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4
src/mesa/drivers/dri/i965/brw_fs.cpp
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@ -725,11 +725,13 @@ fs_visitor::visit(ir_expression *ir)
emit(fs_inst(BRW_OPCODE_AND, this->result, this->result, fs_reg(0x1)));
break;
case ir_binop_equal:
case ir_binop_all_equal: /* same as nequal for scalars */
inst = emit(fs_inst(BRW_OPCODE_CMP, this->result, op[0], op[1]));
inst->conditional_mod = BRW_CONDITIONAL_Z;
emit(fs_inst(BRW_OPCODE_AND, this->result, this->result, fs_reg(0x1)));
break;
case ir_binop_nequal:
case ir_binop_any_nequal: /* same as nequal for scalars */
inst = emit(fs_inst(BRW_OPCODE_CMP, this->result, op[0], op[1]));
inst->conditional_mod = BRW_CONDITIONAL_NZ;
emit(fs_inst(BRW_OPCODE_AND, this->result, this->result, fs_reg(0x1)));
@ -750,8 +752,6 @@ fs_visitor::visit(ir_expression *ir)
case ir_binop_dot:
case ir_binop_cross:
case ir_unop_any:
case ir_binop_all_equal:
case ir_binop_any_nequal:
assert(!"not reached: should be handled by brw_fs_channel_expressions");
break;