@W: CS141 :"E:\IP_verify\1.9.3\IP_web\Gowin_PDM2PCM_RefDesign\PDM2PCM_RefDesign\project\src\data_rom.v":3:7:3:11|Unrecognized synthesis directive title. Verify the correct directive name.
@W: CL168 :"E:\IP_verify\1.9.3\IP_web\Gowin_PDM2PCM_RefDesign\PDM2PCM_RefDesign\project\src\pdm2pcm\pdm2pcm.v":26486:6:26486:11|Removing instance GND_cZ because it does not drive other instances. To preserve this instance, use the syn_noprune synthesis directive.
@W: CS263 :"E:\IP_verify\1.9.3\IP_web\Gowin_PDM2PCM_RefDesign\PDM2PCM_RefDesign\project\src\data_rom.v":23:8:23:15|Port-width mismatch for port DO. The port definition is 32 bits, but the actual port connection bit width is 1. Adjust either the definition or the instantiation of this port.

