himix200编译器编译驱动，浮点数问题

平台：hi3531dv200
编译器：aarch64-himix200-linux

驱动部分代码：

void  txdrv_aublc_factory_set(AUBLC_T *pAublc)
{
    uint32_t    i;
    int16_t     r_vhl,  b_vhl;
    float       f_val;
    txcra_iostream_mask((__CONST uint8_t *)&TXREG_AUBLC_INIT_TBL);
    for (i = 0; i < MAX_AUBLC_BUF_SIZE; i ++)
    {
        txcra_iostream_mask((__CONST uint8_t *)&TXREG_AUBLC_RGB_DIS_TBL);
        txcra_iostream_mask((__CONST uint8_t *)&TXREG_AUBLC_RGB_EN_TBL);
        g_aublc_rl_buf[i] = txcra_readrange(REG_AUBLC_R_VL, 0, 0x0A);
        g_aublc_rh_buf[i] = txcra_readrange(REG_AUBLC_R_VH, 0, 0x0A);
        g_aublc_gl_buf[i] = txcra_readrange(REG_AUBLC_G_VL, 0, 0x0A);
        g_aublc_gh_buf[i] = txcra_readrange(REG_AUBLC_G_VH, 0, 0x0A);
        g_aublc_bl_buf[i] = txcra_readrange(REG_AUBLC_B_VL, 0, 0x0A);
        g_aublc_bh_buf[i] = txcra_readrange(REG_AUBLC_B_VH, 0, 0x0A);
    }
    g_aublc_rl_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_rl_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_rh_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_rh_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_gl_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_gl_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_gh_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_gh_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_bl_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_bl_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_bh_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_bh_buf, MAX_AUBLC_BUF_SIZE, 16);
    r_vhl = (g_aublc_gh_buf[0] - g_aublc_gl_buf[0]) - (g_aublc_rh_buf[0] - g_aublc_rl_buf[0]);
    b_vhl = (g_aublc_gh_buf[0] - g_aublc_gl_buf[0]) - (g_aublc_bh_buf[0] - g_aublc_bl_buf[0]);
    f_val = abs(r_vhl);
    if (r_vhl >= 0)
    {
        pAublc->r_gain = 0x80 - f_val / 1.600;
    }
    else
    {
        pAublc->r_gain = 0x80 + f_val / 1.478;
    }
    f_val = abs(b_vhl);
    if (b_vhl >= 0)
    {
        pAublc->b_gain = 0x80 - f_val / 1.600;
    }
    else
    {
        pAublc->b_gain = 0x80 + f_val / 1.478;
    }
    txcra_write(REG_RGBADC_GAINB, pAublc->b_gain);
    txcra_write(REG_RGBADC_GAINR, pAublc->r_gain);
    for (i = 0; i < MAX_AUBLC_BUF_SIZE; i ++)
    {
        txcra_iostream_mask((__CONST uint8_t *)&TXREG_AUBLC_RGB_DIS_TBL);
        txcra_iostream_mask((__CONST uint8_t *)&TXREG_AUBLC_RGB_EN_TBL);
        g_aublc_rm_buf[i] = txcra_readrange(REG_AUBLC_R_VM, 0, 0x0A); 
        g_aublc_gm_buf[i] = txcra_readrange(REG_AUBLC_G_VM, 0, 0x0A);
        g_aublc_bm_buf[i] = txcra_readrange(REG_AUBLC_B_VM, 0, 0x0A);
    }
    g_aublc_rm_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_rm_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_gm_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_gm_buf, MAX_AUBLC_BUF_SIZE, 16);
    g_aublc_bm_buf[0] = txfunc_find_median_value((uint16_t *)g_aublc_bm_buf, MAX_AUBLC_BUF_SIZE, 16);
    r_vhl = g_aublc_gm_buf[0] - g_aublc_rm_buf[0];
    b_vhl = g_aublc_gm_buf[0] - g_aublc_bm_buf[0];
    f_val = abs(r_vhl);
    if (r_vhl > 0)
    {
        pAublc->r_offset = 0x40 - f_val / 2.5;
    }
    else
    {
        pAublc->r_offset = 0x40 + f_val / 2.5;
    }
    f_val = abs(b_vhl);
    if (b_vhl > 0)
    {
        pAublc->b_offset = 0x40 - f_val / 2.5;
    }
    else
    {
        pAublc->b_offset = 0x40 + f_val / 2.5;
    }
}

Makefile文件：

export ARCH=arm64
export CROSS_COMPILE=aarch64-himix200-linux-
PWD := $(shell pwd)
KERNDIR := /home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/osdrv/opensource/kernel/linux-4.19.y
CONFIG_CV8988 := m
#ccflags-y += -mfloat-softfp -mfpu=neon
ifneq ($(KERNELRELEASE),)
cv8988-objs += cv8988.o
cv8988-objs += mtx_drv_aublc.o
cv8988-objs += mtx_drv_comm.o
cv8988-objs += mtx_drv_cra.o
cv8988-objs += mtx_drv_mdt.o
cv8988-objs += mtx_drv_modules.o
cv8988-objs += mtx_lib_api.o
cv8988-objs += TX_VESA_TIMING_TBL.o
obj-$(CONFIG_CV8988) += cv8988.o
else
all:
    $(Q)$(MAKE) $(S) -C $(KERNDIR) M=$(PWD) modules
clean:
    $(Q)$(MAKE) $(S) -C $(KERNDIR) M=$(PWD) clean
endif
.PHONY: all clean

编译报错：

make  -C /home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/osdrv/opensource/kernel/linux-4.19.y M=/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013 modules
make[1]: 进入目录“/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/osdrv/opensource/kernel/linux-4.19.y”
make[2]: 放弃循环依赖 /home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/cv8988.o <- /home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/cv8988.o 。
  CC [M]  /home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.o
/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.c: In function 'txdrv_aublc_factory_set':
/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.c:141:24: error: '-mgeneral-regs-only' is incompatible with floating-point code
         pAublc->r_gain = 0x80 - f_val/1.600 ;
         ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.c:141:24: error: '-mgeneral-regs-only' is incompatible with floating-point argument
/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.c:141:24: error: '-mgeneral-regs-only' is incompatible with floating-point argument
/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.c:141:24: error: '-mgeneral-regs-only' is incompatible with floating-point code
/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.c:141:24: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
make[2]: *** [scripts/Makefile.build:304：/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013/mtx_drv_aublc.o] 错误 1
make[1]: *** [Makefile:1524：_module_/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/drv/extdrv/cv8988/cv8988_vga_decoder_sdk_v1.0_20211013] 错误 2
make[1]: 离开目录“/home/linux/nvr/Hi3531DV200_SDK_V2.0.0.3/osdrv/opensource/kernel/linux-4.19.y”
make: *** [Makefile:22：all] 错误 2

我尝试添加以下编译选项，去解决问题，又提示我没有识别到这两个编译选项
ccflags-y += -mfloat-softfp -mfpu=neon

请问是否是编译器的问题，如何解决呢？