diff options
| -rw-r--r-- | ports/stm32/Makefile | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/ports/stm32/Makefile b/ports/stm32/Makefile index 30d4d9b48..fca92f841 100644 --- a/ports/stm32/Makefile +++ b/ports/stm32/Makefile @@ -64,13 +64,18 @@ INC += -Ilwip_inc CFLAGS_CORTEX_M = -mthumb # Select hardware floating-point support +SUPPORTS_HARDWARE_FP_SINGLE = 0 +SUPPORTS_HARDWARE_FP_DOUBLE = 0 ifeq ($(CMSIS_MCU),$(filter $(CMSIS_MCU),STM32F765xx STM32F767xx STM32F769xx STM32H743xx)) CFLAGS_CORTEX_M += -mfpu=fpv5-d16 -mfloat-abi=hard +SUPPORTS_HARDWARE_FP_SINGLE = 1 +SUPPORTS_HARDWARE_FP_DOUBLE = 1 else ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 l0)) CFLAGS_CORTEX_M += -msoft-float else CFLAGS_CORTEX_M += -mfpu=fpv4-sp-d16 -mfloat-abi=hard +SUPPORTS_HARDWARE_FP_SINGLE = 1 endif endif @@ -180,7 +185,7 @@ SRC_LIBM = $(addprefix lib/libm_dbl/,\ tgamma.c \ trunc.c \ ) -ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f7 h7)) +ifeq ($(SUPPORTS_HARDWARE_FP_DOUBLE),1) SRC_LIBM += lib/libm_dbl/thumb_vfp_sqrt.c else SRC_LIBM += lib/libm_dbl/sqrt.c @@ -213,10 +218,10 @@ SRC_LIBM = $(addprefix lib/libm/,\ wf_lgamma.c \ wf_tgamma.c \ ) -ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 l0)) -SRC_LIBM += lib/libm/ef_sqrt.c -else +ifeq ($(SUPPORTS_HARDWARE_FP_SINGLE),1) SRC_LIBM += lib/libm/thumb_vfp_sqrtf.c +else +SRC_LIBM += lib/libm/ef_sqrt.c endif endif |