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Add proper FPU compile flags; disable Python float support.

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Damien 2013-11-01 23:25:37 +00:00
parent e8217c2a9b
commit 4c51cbdc0b
2 changed files with 2 additions and 2 deletions
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2
stm/Makefile
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@ -6,7 +6,7 @@ BUILD=build
AS = arm-none-eabi-as AS = arm-none-eabi-as
CC = arm-none-eabi-gcc CC = arm-none-eabi-gcc
LD = arm-none-eabi-ld LD = arm-none-eabi-ld
CFLAGS_CORTEX_M4 = -mthumb -mtune=cortex-m4 -mabi=aapcs-linux -mcpu=cortex-m4 -mfloat-abi=hard -DSTM32F40XX -DHSE_VALUE=8000000 CFLAGS_CORTEX_M4 = -mthumb -mtune=cortex-m4 -mabi=aapcs-linux -mcpu=cortex-m4 -mfpu=fpv4-sp-d16 -mfloat-abi=hard -fsingle-precision-constant -Wdouble-promotion -DSTM32F40XX -DHSE_VALUE=8000000
CFLAGS = -I. -I$(PYSRC) -I$(FATFSSRC) -I$(STMSRC) -Wall -ansi -std=gnu99 -Os -DNDEBUG $(CFLAGS_CORTEX_M4) CFLAGS = -I. -I$(PYSRC) -I$(FATFSSRC) -I$(STMSRC) -Wall -ansi -std=gnu99 -Os -DNDEBUG $(CFLAGS_CORTEX_M4)
LDFLAGS = --nostdlib -T stm32f405.ld LDFLAGS = --nostdlib -T stm32f405.ld

2
stm/mpyconfig.h
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@ -1,6 +1,6 @@
// options to control how Micro Python is built // options to control how Micro Python is built
#define MICROPY_ENABLE_FLOAT (1) #define MICROPY_ENABLE_FLOAT (0)
#define MICROPY_EMIT_CPYTHON (0) #define MICROPY_EMIT_CPYTHON (0)
#define MICROPY_EMIT_X64 (0) #define MICROPY_EMIT_X64 (0)
#define MICROPY_EMIT_THUMB (1) #define MICROPY_EMIT_THUMB (1)