vivado hls的half数据类型

ciqingyongbuyi

有没有大佬知道，我使用vivado hls的half浮点数类型数据进行仿真的时候会出现这种问题？然而将half数据类型换成float就没有任何问题

INFO: [SIM 2] *************** CSIM start ***************
INFO: [SIM 4] CSIM will launch GCC as the compiler.
   Compiling ../../../src/spike_sorting_dnn.cpp in debug mode
csim.mk:84: recipe for target 'obj/spike_sorting_dnn.o' failed
In file included from G:/viadoanzhuang/Vivado/2018.3/include/floating_point_v7_0_bitacc_cmodel.h:143:0,
                 from G:/viadoanzhuang/Vivado/2018.3/include/hls_fpo.h:186,
                 from G:/viadoanzhuang/Vivado/2018.3/include/hls_half.h:44,
                 from ../../../src/spike_sorting_dnn.h:6,
                 from ../../../src/spike_sorting_dnn.cpp:1:
G:/viadoanzhuang/Vivado/2018.3/include/gmp.h:62:0: warning: "__GMP_LIBGMP_DLL" redefined
#define __GMP_LIBGMP_DLL  0

In file included from G:/viadoanzhuang/Vivado/2018.3/include/hls_fpo.h:186:0,
                 from G:/viadoanzhuang/Vivado/2018.3/include/hls_half.h:44,
                 from ../../../src/spike_sorting_dnn.h:6,
                 from ../../../src/spike_sorting_dnn.cpp:1:
G:/viadoanzhuang/Vivado/2018.3/include/floating_point_v7_0_bitacc_cmodel.h:135:0: note: this is the location of the previous definition
#define __GMP_LIBGMP_DLL 1

make: *** [obj/spike_sorting_dnn.o] Error 1
ERR: [SIM 100] 'csim_design' failed: compilation error(s).
INFO: [SIM 3] *************** CSIM finish ***************

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