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在做LVS时,ICC中的LVS通过了,但是在Calibre中却报出了错误,有很多missing connection的net错误。另外还有一些instances错误:MOS管的衬底没有直接连到VDD或VSS上,而是连到了一个二极管上,网表中我是直接把VNW和VPW改成了VDD和VSS,实在不知道问题出在哪里,求高人解答。我的部分lvs报告如下:
CELL COMPARISON RESULTS ( TOP LEVEL )
# # #####################
# # # #
# # INCORRECT #
# # # #
# # #####################
Error: Different numbers of nets (see below).
Error: Different numbers of instances (see below).
Error: Connectivity errors.
Error: Property errors.
Warning: Unbalanced smashed mosfets were matched.
Warning: Ambiguity points were found and resolved arbitrarily.
LAYOUT CELL NAME: execution_array_top
SOURCE CELL NAME: execution_array_top
--------------------------------------------------------------------------------------------------------------
INITIAL NUMBERS OF OBJECTS
--------------------------
Layout Source Component Type
------ ------ --------------
Ports: 29 29
Nets: 201945 201590 *
Instances: 515528 450968 * M (4 pins)
6463 0 * D (2 pins)
------ ------
Total Inst: 521991 450968
NUMBERS OF OBJECTS AFTER TRANSFORMATION
---------------------------------------
Layout Source Component Type
------ ------ --------------
Ports: 29 29
Nets: 110527 108366 *
Instances: 215866 215864 * M (4 pins)
52198 52198 SM2 (4 pins)
4578 4578 SM3 (5 pins)
233 233 SM4 (6 pins)
2196 2196 SPM_2_1 (5 pins)
279 279 SPM_2_1_1 (6 pins)
5972 5972 SPM_2_2 (6 pins)
946 946 SPM_2_2_1 (7 pins)
11 11 SPM_2_2_2 (8 pins)
339 339 SPM_3_1 (6 pins)
57 57 SPM_3_2 (7 pins)
------ ------
Total Inst: 282675 282673
* = Number of objects in layout different from number in source.
**************************************************************************************************************
INCORRECT OBJECTS
**************************************************************************************************************
LEGEND:
-------
ne = Naming Error (same layout name found in source
circuit, but object was matched otherwise).
**************************************************************************************************************
INCORRECT NETS
DISC# LAYOUT NAME SOURCE NAME
**************************************************************************************************************
1 Net VDD VDD
-------------------------- --------------------------
** missing connection ** XU14/MPA1010:b
** missing connection ** Xc_a2emitter_w_data_00_r_reg_25_/MPOEN034:b
** missing connection ** Xc_a2emitter_w_data_00_r_reg_25_/MPOEN:b
** missing connection ** Xc_a2emitter_w_data_00_r_reg_25_/MPA106:b
** missing connection ** Xc_a2emitter_w_data_00_r_reg_25_/MPA1042:b
** missing connection ** Xc_a2emitter_w_data_00_r_reg_25_/MPA1038:b
--------------------------------------------------------------------------------------------------------------
2 Net VSS VSS
-------------------------- --------------------------
X343/M1692(256.900,209.080):b ** missing connection **
X343/M1692(256.900,209.080):s ** missing connection **
--------------------------------------------------------------------------------------------------------------
3 Net 2705 Xexecution_array_inst/Xx_ea_cluster_00/Xx_ea_packet_router_wrap/n29
-------------------------- --------------------------
X343/M15083(256.900,207.800):g ** missing connection **
X343/M1692(256.900,209.080):g ** missing connection **
--------------------------------------------------------------------------------------------------------------
7 Net X351/634 Xexecution_array_inst/Xx_ea_cluster_00/Xx_ea_packet_router/clk_gated_r_s
-------------------------- --------------------------
(SM2):input ** missing connection **
X351/M4503(31.175,219.070):g
(SM2):input ** missing connection **
X351/M4500(32.105,218.810):g
(SM2):input ** missing connection **
X351/M4493(30.975,219.925):g
(SM2):input ** missing connection **
X351/M4490(31.905,220.240):g
X351/M10553(32.345,218.020):g ** missing connection **
**************************************************************************************************************
INCORRECT INSTANCES
DISC# LAYOUT NAME SOURCE NAME
**************************************************************************************************************
51 X329/M10191(692.565,519.800) M(lvtpfet) Xexecution_array_inst/Xx_execution_unit/Xx_fft_8p/Xfft_8p_stage1_inst/Xfft_8p_mul1_inst/Xicc_place434/MPA1_2 M(lvtpfet)
g: 4335 g: Xexecution_array_inst/Xx_execution_unit/Xx_fft_8p/Xfft_8p_stage1_inst/Xfft_8p_mul1_inst/sub_0_root_sub_0_root_sub_85_n117
b: X329/1913 ** no similar net **
** VDD ** b: VDD
--------------------------------------------------------------------------------------------------------------
52 X329/M10192(692.825,519.800) M(lvtpfet) Xexecution_array_inst/Xx_execution_unit/Xx_fft_8p/Xfft_8p_stage1_inst/Xfft_8p_mul1_inst/Xicc_place434/MPA2_2 M(lvtpfet)
g: X329/632 g: Xexecution_array_inst/Xx_execution_unit/Xx_fft_8p/Xfft_8p_stage1_inst/Xfft_8p_mul1_inst/N207
b: X329/1913 ** no similar net **
** VDD ** b: VDD
--------------------------------------------------------------------------------------------------------------
53 X329/M10968(835.225,542.490) M(lvtpfet) Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/Xadd_0_root_sub_0_root_add_147_U183/MPA2_4 M(lvtpfet)
g: X329/1663 g: Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/N967
b: X329/1925 ** no similar net **
** VDD ** b: VDD
--------------------------------------------------------------------------------------------------------------
54 X329/M10967(835.485,542.490) M(lvtpfet) Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/Xadd_0_root_sub_0_root_add_147_U183/MPA1_4 M(lvtpfet)
g: X329/1369 g: Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/N490
b: X329/1925 ** no similar net **
** VDD ** b: VDD
--------------------------------------------------------------------------------------------------------------
55 X329/M11786(892.025,547.290) M(lvtpfet) Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/XU1302/MPA2_4 M(lvtpfet)
g: 284 g: Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/n4486
b: X329/1929 ** no similar net **
** VDD ** b: VDD
--------------------------------------------------------------------------------------------------------------
56 X329/M11785(892.285,547.290) M(lvtpfet) Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/XU1302/MPA1_4 M(lvtpfet)
g: X329/852 g: Xexecution_array_inst/Xx_execution_unit/Xx_fft_16p/Xfft_16p_stage1_inst/Xfft_16p_mul1_inst/n609
b: X329/1929 ** no similar net **
** VDD ** b: VDD |
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