[Core] RP2040: use built-in integer hardware divider and optimized i64 multiplication (#18464)
Stefan Kerkmann
GitHub
parent
996a9006d3
commit
7e844a4d55
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@ -66,187 +66,20 @@ EXTRAINCDIRS += $(PLATFORM_RP2040_PATH)
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# RP2040 optimized compiler intrinsics
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##############################################################################
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# Enables optimized Compiler intrinsics which are located in the RP2040
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# bootrom. This needs startup code and linker script support from ChibiOS,
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# which is WIP. Therefore disabled by default for now.
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RP2040_INTRINSICS_ENABLED ?= no
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ifeq ($(strip $(RP2040_INTRINSICS_ENABLED)), yes)
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PICOSDKINTRINSICSSRC = $(PICOSDKROOT)/src/rp2_common/pico_float/float_aeabi.S \
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$(PICOSDKROOT)/src/rp2_common/pico_float/float_math.c \
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$(PICOSDKROOT)/src/rp2_common/pico_float/float_init_rom.c \
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$(PICOSDKROOT)/src/rp2_common/pico_float/float_v1_rom_shim.S \
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$(PICOSDKROOT)/src/rp2_common/pico_double/double_aeabi.S \
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$(PICOSDKROOT)/src/rp2_common/pico_double/double_math.c \
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$(PICOSDKROOT)/src/rp2_common/pico_double/double_init_rom.c \
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$(PICOSDKROOT)/src/rp2_common/pico_double/double_v1_rom_shim.S \
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$(PICOSDKROOT)/src/rp2_common/pico_divider/divider.S \
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$(PICOSDKROOT)/src/rp2_common/pico_int64_ops/pico_int64_ops_aeabi.S \
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$(PICOSDKROOT)/src/rp2_common/pico_mem_ops/mem_ops_aeabi.S \
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$(PICOSDKROOT)/src/rp2_common/pico_malloc/pico_malloc.c \
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$(PICOSDKROOT)/src/rp2_common/pico_bit_ops/bit_ops_aeabi.S
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# The RP2040 sdk provides optimized compiler intrinsics which override the GCC
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# built-ins. Some of these functions are located in the bootrom of the RP2040.
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# Execution of these functions is realized via a vtable that is populated on
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# bootup. This mechanism needs startup code and linker script support from
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# ChibiOS, which is currently not implemented thus these functions are disabled
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# ATM.
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PICOSDKINTRINSICSSRC = $(PICOSDKROOT)/src/rp2_common/pico_divider/divider.S \
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$(PICOSDKROOT)/src/rp2_common/pico_int64_ops/pico_int64_ops_aeabi.S
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PICOSDKINTRINSICSINC = $(PICOSDKROOT)/src/common/pico_base/include \
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$(PICOSDKROOT)/src/rp2_common/pico_platfrom/include \
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$(PICOSDKROOT)/src/rp2_common/pico_bootrom/include \
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$(PICOSDKROOT)/src/rp2_common/hardware_divider/include \
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$(PICOSDKROOT)/src/rp2_common/pico_float/include \
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$(PICOSDKROOT)/src/rp2_common/pico_double/include \
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$(PICOSDKROOT)/src/rp2_common/pico_malloc/include
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$(PICOSDKROOT)/src/rp2_common/hardware_divider/include
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OPT_DEFS += -DPICO_FLOAT_SUPPORT_ROM_V1=0 -DPICO_DOUBLE_SUPPORT_ROM_V1=0
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CFLAGS += -Wl,--defsym=__StackLimit=__heap_end__
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CFLAGS += -Wl,--defsym=__unhandled_user_irq=_unhandled_exception
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CFLAGS += -Wl,--build-id=none
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# single precision floating point intrinsics
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OPT_DEFS += -DPICO_FLOAT_IN_RAM=1
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OPT_DEFS += -DPICO_FLOAT_PROPAGATE_NANS=0
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CFLAGS += -Wl,--wrap=__aeabi_fdiv
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CFLAGS += -Wl,--wrap=__aeabi_fmul
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CFLAGS += -Wl,--wrap=__aeabi_frsub
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CFLAGS += -Wl,--wrap=__aeabi_fsub
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CFLAGS += -Wl,--wrap=__aeabi_cfcmpeq
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CFLAGS += -Wl,--wrap=__aeabi_cfrcmple
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CFLAGS += -Wl,--wrap=__aeabi_cfcmple
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CFLAGS += -Wl,--wrap=__aeabi_fcmpeq
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CFLAGS += -Wl,--wrap=__aeabi_fcmplt
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CFLAGS += -Wl,--wrap=__aeabi_fcmple
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CFLAGS += -Wl,--wrap=__aeabi_fcmpge
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CFLAGS += -Wl,--wrap=__aeabi_fcmpgt
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CFLAGS += -Wl,--wrap=__aeabi_fcmpun
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CFLAGS += -Wl,--wrap=__aeabi_i2f
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CFLAGS += -Wl,--wrap=__aeabi_l2f
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CFLAGS += -Wl,--wrap=__aeabi_ui2f
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CFLAGS += -Wl,--wrap=__aeabi_ul2f
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CFLAGS += -Wl,--wrap=__aeabi_i2f
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CFLAGS += -Wl,--wrap=__aeabi_f2iz
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CFLAGS += -Wl,--wrap=__aeabi_f2lz
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CFLAGS += -Wl,--wrap=__aeabi_f2uiz
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CFLAGS += -Wl,--wrap=__aeabi_f2ulz
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CFLAGS += -Wl,--wrap=__aeabi_f2d
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CFLAGS += -Wl,--wrap=sqrtf
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CFLAGS += -Wl,--wrap=cosf
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CFLAGS += -Wl,--wrap=sinf
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CFLAGS += -Wl,--wrap=tanf
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CFLAGS += -Wl,--wrap=atan2f
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CFLAGS += -Wl,--wrap=expf
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CFLAGS += -Wl,--wrap=logf
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CFLAGS += -Wl,--wrap=ldexpf
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CFLAGS += -Wl,--wrap=copysignf
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CFLAGS += -Wl,--wrap=truncf
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CFLAGS += -Wl,--wrap=floorf
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CFLAGS += -Wl,--wrap=ceilf
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CFLAGS += -Wl,--wrap=roundf
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CFLAGS += -Wl,--wrap=sincosf
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CFLAGS += -Wl,--wrap=asinf
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CFLAGS += -Wl,--wrap=acosf
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CFLAGS += -Wl,--wrap=atanf
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CFLAGS += -Wl,--wrap=sinhf
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CFLAGS += -Wl,--wrap=coshf
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CFLAGS += -Wl,--wrap=tanhf
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CFLAGS += -Wl,--wrap=asinhf
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CFLAGS += -Wl,--wrap=acoshf
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CFLAGS += -Wl,--wrap=atanhf
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CFLAGS += -Wl,--wrap=exp2f
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CFLAGS += -Wl,--wrap=log2f
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CFLAGS += -Wl,--wrap=exp10f
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CFLAGS += -Wl,--wrap=log10f
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CFLAGS += -Wl,--wrap=powf
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CFLAGS += -Wl,--wrap=powintf
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CFLAGS += -Wl,--wrap=hypotf
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CFLAGS += -Wl,--wrap=cbrtf
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CFLAGS += -Wl,--wrap=fmodf
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CFLAGS += -Wl,--wrap=dremf
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CFLAGS += -Wl,--wrap=remainderf
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CFLAGS += -Wl,--wrap=remquof
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CFLAGS += -Wl,--wrap=expm1f
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CFLAGS += -Wl,--wrap=log1pf
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CFLAGS += -Wl,--wrap=fmaf
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# double precision floating point intrinsics
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OPT_DEFS += -DPICO_DOUBLE_IN_RAM=1
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OPT_DEFS += -DPICO_DOUBLE_PROPAGATE_NANS=0
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CFLAGS += -Wl,--wrap=__aeabi_dadd
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CFLAGS += -Wl,--wrap=__aeabi_ddiv
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CFLAGS += -Wl,--wrap=__aeabi_dmul
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CFLAGS += -Wl,--wrap=__aeabi_drsub
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CFLAGS += -Wl,--wrap=__aeabi_dsub
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CFLAGS += -Wl,--wrap=__aeabi_cdcmpeq
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CFLAGS += -Wl,--wrap=__aeabi_cdrcmple
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CFLAGS += -Wl,--wrap=__aeabi_cdcmple
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CFLAGS += -Wl,--wrap=__aeabi_dcmpeq
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CFLAGS += -Wl,--wrap=__aeabi_dcmplt
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CFLAGS += -Wl,--wrap=__aeabi_dcmple
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CFLAGS += -Wl,--wrap=__aeabi_dcmpge
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CFLAGS += -Wl,--wrap=__aeabi_dcmpgt
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CFLAGS += -Wl,--wrap=__aeabi_dcmpun
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CFLAGS += -Wl,--wrap=__aeabi_i2d
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CFLAGS += -Wl,--wrap=__aeabi_l2d
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CFLAGS += -Wl,--wrap=__aeabi_ui2d
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CFLAGS += -Wl,--wrap=__aeabi_ul2d
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CFLAGS += -Wl,--wrap=__aeabi_d2iz
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CFLAGS += -Wl,--wrap=__aeabi_d2lz
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CFLAGS += -Wl,--wrap=__aeabi_d2uiz
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CFLAGS += -Wl,--wrap=__aeabi_d2ulz
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CFLAGS += -Wl,--wrap=__aeabi_d2f
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CFLAGS += -Wl,--wrap=sqrt
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CFLAGS += -Wl,--wrap=cos
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CFLAGS += -Wl,--wrap=sin
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CFLAGS += -Wl,--wrap=tan
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CFLAGS += -Wl,--wrap=atan2
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CFLAGS += -Wl,--wrap=exp
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CFLAGS += -Wl,--wrap=log
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CFLAGS += -Wl,--wrap=ldexp
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CFLAGS += -Wl,--wrap=copysign
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CFLAGS += -Wl,--wrap=trunc
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CFLAGS += -Wl,--wrap=floor
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CFLAGS += -Wl,--wrap=ceil
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CFLAGS += -Wl,--wrap=round
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CFLAGS += -Wl,--wrap=sincos
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CFLAGS += -Wl,--wrap=asin
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CFLAGS += -Wl,--wrap=acos
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CFLAGS += -Wl,--wrap=atan
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CFLAGS += -Wl,--wrap=sinh
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CFLAGS += -Wl,--wrap=cosh
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CFLAGS += -Wl,--wrap=tanh
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CFLAGS += -Wl,--wrap=asinh
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CFLAGS += -Wl,--wrap=acosh
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CFLAGS += -Wl,--wrap=atanh
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CFLAGS += -Wl,--wrap=exp2
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CFLAGS += -Wl,--wrap=log2
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CFLAGS += -Wl,--wrap=exp10
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CFLAGS += -Wl,--wrap=log10
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CFLAGS += -Wl,--wrap=pow
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CFLAGS += -Wl,--wrap=powint
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CFLAGS += -Wl,--wrap=hypot
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CFLAGS += -Wl,--wrap=cbrt
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CFLAGS += -Wl,--wrap=fmod
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CFLAGS += -Wl,--wrap=drem
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CFLAGS += -Wl,--wrap=remainder
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CFLAGS += -Wl,--wrap=remquo
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CFLAGS += -Wl,--wrap=expm1
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CFLAGS += -Wl,--wrap=log1p
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CFLAGS += -Wl,--wrap=fma
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# bit operation intrinsics
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OPT_DEFS += -DPICO_BITS_IN_RAM=1
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CFLAGS += -Wl,--wrap=__clzsi2
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CFLAGS += -Wl,--wrap=__clzsi2
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CFLAGS += -Wl,--wrap=__clzdi2
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CFLAGS += -Wl,--wrap=__ctzsi2
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CFLAGS += -Wl,--wrap=__ctzdi2
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CFLAGS += -Wl,--wrap=__popcountsi2
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CFLAGS += -Wl,--wrap=__popcountdi2
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CFLAGS += -Wl,--wrap=__clz
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CFLAGS += -Wl,--wrap=__clzl
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CFLAGS += -Wl,--wrap=__clzsi2
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CFLAGS += -Wl,--wrap=__clzll
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# integer division intrinsics
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# integer division intrinsics utilizing the RP2040 hardware divider
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OPT_DEFS += -DPICO_DIVIDER_IN_RAM=1
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OPT_DEFS += -DPICO_DIVIDER_DISABLE_INTERRUPTS=1
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@ -262,27 +95,5 @@ ifeq ($(strip $(RP2040_INTRINSICS_ENABLED)), yes)
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CFLAGS += -Wl,--wrap=__aeabi_lmul
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# malloc and friends functions
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OPT_DEFS += -DPICO_USE_MALLOC_MUTEX=0
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OPT_DEFS += -DPICO_DEBUG_MALLOC=0
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OPT_DEFS ?= -DPICO_MALLOC_PANIC=0
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CFLAGS += -Wl,--wrap=malloc
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CFLAGS += -Wl,--wrap=calloc
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CFLAGS += -Wl,--wrap=free
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# memory operation intrinsics
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OPT_DEFS += -DPICO_MEM_IN_RAM=1
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CFLAGS += -Wl,--wrap=memcpy
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CFLAGS += -Wl,--wrap=memset
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CFLAGS += -Wl,--wrap=__aeabi_memcpy
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CFLAGS += -Wl,--wrap=__aeabi_memset
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CFLAGS += -Wl,--wrap=__aeabi_memcpy4
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CFLAGS += -Wl,--wrap=__aeabi_memset4
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CFLAGS += -Wl,--wrap=__aeabi_memcpy8
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CFLAGS += -Wl,--wrap=__aeabi_memset8
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PLATFORM_SRC += $(PICOSDKINTRINSICSSRC)
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EXTRAINCDIRS += $(PICOSDKINTRINSICSINC)
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endif
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