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authorStefan Kerkmann <karlk90@pm.me>2022-10-04 23:43:38 +0200
committerGitHub <noreply@github.com>2022-10-04 23:43:38 +0200
commit7e844a4d55ee2e7e0b14a1c3a2aca3eebe259e8b (patch)
tree2de6c5ffb43bdff25c8c3fb4028a991979f94260 /platforms/chibios/vendors
parent996a9006d3f101dc5c48b58339e2e7323040fd59 (diff)
[Core] RP2040: use built-in integer hardware divider and optimized i64 multiplication (#18464)
Diffstat (limited to 'platforms/chibios/vendors')
-rw-r--r--platforms/chibios/vendors/RP/RP2040.mk251
1 files changed, 31 insertions, 220 deletions
diff --git a/platforms/chibios/vendors/RP/RP2040.mk b/platforms/chibios/vendors/RP/RP2040.mk
index efa3fef13f..4360512c05 100644
--- a/platforms/chibios/vendors/RP/RP2040.mk
+++ b/platforms/chibios/vendors/RP/RP2040.mk
@@ -66,223 +66,34 @@ EXTRAINCDIRS += $(PLATFORM_RP2040_PATH)
# RP2040 optimized compiler intrinsics
##############################################################################
-# Enables optimized Compiler intrinsics which are located in the RP2040
-# bootrom. This needs startup code and linker script support from ChibiOS,
-# which is WIP. Therefore disabled by default for now.
-RP2040_INTRINSICS_ENABLED ?= no
-ifeq ($(strip $(RP2040_INTRINSICS_ENABLED)), yes)
- PICOSDKINTRINSICSSRC = $(PICOSDKROOT)/src/rp2_common/pico_float/float_aeabi.S \
- $(PICOSDKROOT)/src/rp2_common/pico_float/float_math.c \
- $(PICOSDKROOT)/src/rp2_common/pico_float/float_init_rom.c \
- $(PICOSDKROOT)/src/rp2_common/pico_float/float_v1_rom_shim.S \
- $(PICOSDKROOT)/src/rp2_common/pico_double/double_aeabi.S \
- $(PICOSDKROOT)/src/rp2_common/pico_double/double_math.c \
- $(PICOSDKROOT)/src/rp2_common/pico_double/double_init_rom.c \
- $(PICOSDKROOT)/src/rp2_common/pico_double/double_v1_rom_shim.S \
- $(PICOSDKROOT)/src/rp2_common/pico_divider/divider.S \
- $(PICOSDKROOT)/src/rp2_common/pico_int64_ops/pico_int64_ops_aeabi.S \
- $(PICOSDKROOT)/src/rp2_common/pico_mem_ops/mem_ops_aeabi.S \
- $(PICOSDKROOT)/src/rp2_common/pico_malloc/pico_malloc.c \
- $(PICOSDKROOT)/src/rp2_common/pico_bit_ops/bit_ops_aeabi.S
-
- PICOSDKINTRINSICSINC = $(PICOSDKROOT)/src/common/pico_base/include \
- $(PICOSDKROOT)/src/rp2_common/pico_platfrom/include \
- $(PICOSDKROOT)/src/rp2_common/pico_bootrom/include \
- $(PICOSDKROOT)/src/rp2_common/hardware_divider/include \
- $(PICOSDKROOT)/src/rp2_common/pico_float/include \
- $(PICOSDKROOT)/src/rp2_common/pico_double/include \
- $(PICOSDKROOT)/src/rp2_common/pico_malloc/include
-
- OPT_DEFS += -DPICO_FLOAT_SUPPORT_ROM_V1=0 -DPICO_DOUBLE_SUPPORT_ROM_V1=0
-
- CFLAGS += -Wl,--defsym=__StackLimit=__heap_end__
- CFLAGS += -Wl,--defsym=__unhandled_user_irq=_unhandled_exception
- CFLAGS += -Wl,--build-id=none
-
- # single precision floating point intrinsics
- OPT_DEFS += -DPICO_FLOAT_IN_RAM=1
- OPT_DEFS += -DPICO_FLOAT_PROPAGATE_NANS=0
-
- CFLAGS += -Wl,--wrap=__aeabi_fdiv
- CFLAGS += -Wl,--wrap=__aeabi_fmul
- CFLAGS += -Wl,--wrap=__aeabi_frsub
- CFLAGS += -Wl,--wrap=__aeabi_fsub
- CFLAGS += -Wl,--wrap=__aeabi_cfcmpeq
- CFLAGS += -Wl,--wrap=__aeabi_cfrcmple
- CFLAGS += -Wl,--wrap=__aeabi_cfcmple
- CFLAGS += -Wl,--wrap=__aeabi_fcmpeq
- CFLAGS += -Wl,--wrap=__aeabi_fcmplt
- CFLAGS += -Wl,--wrap=__aeabi_fcmple
- CFLAGS += -Wl,--wrap=__aeabi_fcmpge
- CFLAGS += -Wl,--wrap=__aeabi_fcmpgt
- CFLAGS += -Wl,--wrap=__aeabi_fcmpun
- CFLAGS += -Wl,--wrap=__aeabi_i2f
- CFLAGS += -Wl,--wrap=__aeabi_l2f
- CFLAGS += -Wl,--wrap=__aeabi_ui2f
- CFLAGS += -Wl,--wrap=__aeabi_ul2f
- CFLAGS += -Wl,--wrap=__aeabi_i2f
- CFLAGS += -Wl,--wrap=__aeabi_f2iz
- CFLAGS += -Wl,--wrap=__aeabi_f2lz
- CFLAGS += -Wl,--wrap=__aeabi_f2uiz
- CFLAGS += -Wl,--wrap=__aeabi_f2ulz
- CFLAGS += -Wl,--wrap=__aeabi_f2d
- CFLAGS += -Wl,--wrap=sqrtf
- CFLAGS += -Wl,--wrap=cosf
- CFLAGS += -Wl,--wrap=sinf
- CFLAGS += -Wl,--wrap=tanf
- CFLAGS += -Wl,--wrap=atan2f
- CFLAGS += -Wl,--wrap=expf
- CFLAGS += -Wl,--wrap=logf
- CFLAGS += -Wl,--wrap=ldexpf
- CFLAGS += -Wl,--wrap=copysignf
- CFLAGS += -Wl,--wrap=truncf
- CFLAGS += -Wl,--wrap=floorf
- CFLAGS += -Wl,--wrap=ceilf
- CFLAGS += -Wl,--wrap=roundf
- CFLAGS += -Wl,--wrap=sincosf
- CFLAGS += -Wl,--wrap=asinf
- CFLAGS += -Wl,--wrap=acosf
- CFLAGS += -Wl,--wrap=atanf
- CFLAGS += -Wl,--wrap=sinhf
- CFLAGS += -Wl,--wrap=coshf
- CFLAGS += -Wl,--wrap=tanhf
- CFLAGS += -Wl,--wrap=asinhf
- CFLAGS += -Wl,--wrap=acoshf
- CFLAGS += -Wl,--wrap=atanhf
- CFLAGS += -Wl,--wrap=exp2f
- CFLAGS += -Wl,--wrap=log2f
- CFLAGS += -Wl,--wrap=exp10f
- CFLAGS += -Wl,--wrap=log10f
- CFLAGS += -Wl,--wrap=powf
- CFLAGS += -Wl,--wrap=powintf
- CFLAGS += -Wl,--wrap=hypotf
- CFLAGS += -Wl,--wrap=cbrtf
- CFLAGS += -Wl,--wrap=fmodf
- CFLAGS += -Wl,--wrap=dremf
- CFLAGS += -Wl,--wrap=remainderf
- CFLAGS += -Wl,--wrap=remquof
- CFLAGS += -Wl,--wrap=expm1f
- CFLAGS += -Wl,--wrap=log1pf
- CFLAGS += -Wl,--wrap=fmaf
-
- # double precision floating point intrinsics
- OPT_DEFS += -DPICO_DOUBLE_IN_RAM=1
- OPT_DEFS += -DPICO_DOUBLE_PROPAGATE_NANS=0
-
- CFLAGS += -Wl,--wrap=__aeabi_dadd
- CFLAGS += -Wl,--wrap=__aeabi_ddiv
- CFLAGS += -Wl,--wrap=__aeabi_dmul
- CFLAGS += -Wl,--wrap=__aeabi_drsub
- CFLAGS += -Wl,--wrap=__aeabi_dsub
- CFLAGS += -Wl,--wrap=__aeabi_cdcmpeq
- CFLAGS += -Wl,--wrap=__aeabi_cdrcmple
- CFLAGS += -Wl,--wrap=__aeabi_cdcmple
- CFLAGS += -Wl,--wrap=__aeabi_dcmpeq
- CFLAGS += -Wl,--wrap=__aeabi_dcmplt
- CFLAGS += -Wl,--wrap=__aeabi_dcmple
- CFLAGS += -Wl,--wrap=__aeabi_dcmpge
- CFLAGS += -Wl,--wrap=__aeabi_dcmpgt
- CFLAGS += -Wl,--wrap=__aeabi_dcmpun
- CFLAGS += -Wl,--wrap=__aeabi_i2d
- CFLAGS += -Wl,--wrap=__aeabi_l2d
- CFLAGS += -Wl,--wrap=__aeabi_ui2d
- CFLAGS += -Wl,--wrap=__aeabi_ul2d
- CFLAGS += -Wl,--wrap=__aeabi_d2iz
- CFLAGS += -Wl,--wrap=__aeabi_d2lz
- CFLAGS += -Wl,--wrap=__aeabi_d2uiz
- CFLAGS += -Wl,--wrap=__aeabi_d2ulz
- CFLAGS += -Wl,--wrap=__aeabi_d2f
- CFLAGS += -Wl,--wrap=sqrt
- CFLAGS += -Wl,--wrap=cos
- CFLAGS += -Wl,--wrap=sin
- CFLAGS += -Wl,--wrap=tan
- CFLAGS += -Wl,--wrap=atan2
- CFLAGS += -Wl,--wrap=exp
- CFLAGS += -Wl,--wrap=log
- CFLAGS += -Wl,--wrap=ldexp
- CFLAGS += -Wl,--wrap=copysign
- CFLAGS += -Wl,--wrap=trunc
- CFLAGS += -Wl,--wrap=floor
- CFLAGS += -Wl,--wrap=ceil
- CFLAGS += -Wl,--wrap=round
- CFLAGS += -Wl,--wrap=sincos
- CFLAGS += -Wl,--wrap=asin
- CFLAGS += -Wl,--wrap=acos
- CFLAGS += -Wl,--wrap=atan
- CFLAGS += -Wl,--wrap=sinh
- CFLAGS += -Wl,--wrap=cosh
- CFLAGS += -Wl,--wrap=tanh
- CFLAGS += -Wl,--wrap=asinh
- CFLAGS += -Wl,--wrap=acosh
- CFLAGS += -Wl,--wrap=atanh
- CFLAGS += -Wl,--wrap=exp2
- CFLAGS += -Wl,--wrap=log2
- CFLAGS += -Wl,--wrap=exp10
- CFLAGS += -Wl,--wrap=log10
- CFLAGS += -Wl,--wrap=pow
- CFLAGS += -Wl,--wrap=powint
- CFLAGS += -Wl,--wrap=hypot
- CFLAGS += -Wl,--wrap=cbrt
- CFLAGS += -Wl,--wrap=fmod
- CFLAGS += -Wl,--wrap=drem
- CFLAGS += -Wl,--wrap=remainder
- CFLAGS += -Wl,--wrap=remquo
- CFLAGS += -Wl,--wrap=expm1
- CFLAGS += -Wl,--wrap=log1p
- CFLAGS += -Wl,--wrap=fma
-
- # bit operation intrinsics
- OPT_DEFS += -DPICO_BITS_IN_RAM=1
-
- CFLAGS += -Wl,--wrap=__clzsi2
- CFLAGS += -Wl,--wrap=__clzsi2
- CFLAGS += -Wl,--wrap=__clzdi2
- CFLAGS += -Wl,--wrap=__ctzsi2
- CFLAGS += -Wl,--wrap=__ctzdi2
- CFLAGS += -Wl,--wrap=__popcountsi2
- CFLAGS += -Wl,--wrap=__popcountdi2
- CFLAGS += -Wl,--wrap=__clz
- CFLAGS += -Wl,--wrap=__clzl
- CFLAGS += -Wl,--wrap=__clzsi2
- CFLAGS += -Wl,--wrap=__clzll
-
- # integer division intrinsics
- OPT_DEFS += -DPICO_DIVIDER_IN_RAM=1
- OPT_DEFS += -DPICO_DIVIDER_DISABLE_INTERRUPTS=1
-
- CFLAGS += -Wl,--wrap=__aeabi_idiv
- CFLAGS += -Wl,--wrap=__aeabi_idivmod
- CFLAGS += -Wl,--wrap=__aeabi_ldivmod
- CFLAGS += -Wl,--wrap=__aeabi_uidiv
- CFLAGS += -Wl,--wrap=__aeabi_uidivmod
- CFLAGS += -Wl,--wrap=__aeabi_uldivmod
-
- # 64bit integer intrinsics
- OPT_DEFS += -DPICO_INT64_OPS_IN_RAM=1
-
- CFLAGS += -Wl,--wrap=__aeabi_lmul
-
- # malloc and friends functions
- OPT_DEFS += -DPICO_USE_MALLOC_MUTEX=0
- OPT_DEFS += -DPICO_DEBUG_MALLOC=0
- OPT_DEFS ?= -DPICO_MALLOC_PANIC=0
-
- CFLAGS += -Wl,--wrap=malloc
- CFLAGS += -Wl,--wrap=calloc
- CFLAGS += -Wl,--wrap=free
-
- # memory operation intrinsics
- OPT_DEFS += -DPICO_MEM_IN_RAM=1
-
- CFLAGS += -Wl,--wrap=memcpy
- CFLAGS += -Wl,--wrap=memset
- CFLAGS += -Wl,--wrap=__aeabi_memcpy
- CFLAGS += -Wl,--wrap=__aeabi_memset
- CFLAGS += -Wl,--wrap=__aeabi_memcpy4
- CFLAGS += -Wl,--wrap=__aeabi_memset4
- CFLAGS += -Wl,--wrap=__aeabi_memcpy8
- CFLAGS += -Wl,--wrap=__aeabi_memset8
-
- PLATFORM_SRC += $(PICOSDKINTRINSICSSRC)
- EXTRAINCDIRS += $(PICOSDKINTRINSICSINC)
-endif
+# The RP2040 sdk provides optimized compiler intrinsics which override the GCC
+# built-ins. Some of these functions are located in the bootrom of the RP2040.
+# Execution of these functions is realized via a vtable that is populated on
+# bootup. This mechanism needs startup code and linker script support from
+# ChibiOS, which is currently not implemented thus these functions are disabled
+# ATM.
+PICOSDKINTRINSICSSRC = $(PICOSDKROOT)/src/rp2_common/pico_divider/divider.S \
+ $(PICOSDKROOT)/src/rp2_common/pico_int64_ops/pico_int64_ops_aeabi.S
+
+PICOSDKINTRINSICSINC = $(PICOSDKROOT)/src/common/pico_base/include \
+ $(PICOSDKROOT)/src/rp2_common/pico_platfrom/include \
+ $(PICOSDKROOT)/src/rp2_common/hardware_divider/include
+
+# integer division intrinsics utilizing the RP2040 hardware divider
+OPT_DEFS += -DPICO_DIVIDER_IN_RAM=1
+OPT_DEFS += -DPICO_DIVIDER_DISABLE_INTERRUPTS=1
+
+CFLAGS += -Wl,--wrap=__aeabi_idiv
+CFLAGS += -Wl,--wrap=__aeabi_idivmod
+CFLAGS += -Wl,--wrap=__aeabi_ldivmod
+CFLAGS += -Wl,--wrap=__aeabi_uidiv
+CFLAGS += -Wl,--wrap=__aeabi_uidivmod
+CFLAGS += -Wl,--wrap=__aeabi_uldivmod
+
+# 64bit integer intrinsics
+OPT_DEFS += -DPICO_INT64_OPS_IN_RAM=1
+
+CFLAGS += -Wl,--wrap=__aeabi_lmul
+
+PLATFORM_SRC += $(PICOSDKINTRINSICSSRC)
+EXTRAINCDIRS += $(PICOSDKINTRINSICSINC)