diff options
Diffstat (limited to 'py/py.mk')
| -rw-r--r-- | py/py.mk | 17 |
1 files changed, 15 insertions, 2 deletions
@@ -107,9 +107,9 @@ endif # External modules written in C. ifneq ($(USER_C_MODULES),) -# pre-define USERMOD variables as expanded so that variables are immediate +# pre-define USERMOD variables as expanded so that variables are immediate # expanded as they're added to them -SRC_USERMOD := +SRC_USERMOD := CFLAGS_USERMOD := LDFLAGS_USERMOD := $(foreach module, $(wildcard $(USER_C_MODULES)/*/micropython.mk), \ @@ -343,10 +343,23 @@ $(PY_BUILD)/qstr.o: $(HEADER_BUILD)/qstrdefs.generated.h $(PY_BUILD)/nlr%.o: CFLAGS += -Os # optimising gc for speed; 5ms down to 4ms on pybv2 +ifndef SUPEROPT_GC + SUPEROPT_GC = 1 +endif + +ifeq ($(SUPEROPT_GC),1) $(PY_BUILD)/gc.o: CFLAGS += $(CSUPEROPT) +endif # optimising vm for speed, adds only a small amount to code size but makes a huge difference to speed (20% faster) +ifndef SUPEROPT_VM + SUPEROPT_VM = 1 +endif + +ifeq ($(SUPEROPT_VM),1) $(PY_BUILD)/vm.o: CFLAGS += $(CSUPEROPT) +endif + # Optimizing vm.o for modern deeply pipelined CPUs with branch predictors # may require disabling tail jump optimization. This will make sure that # each opcode has its own dispatching jump which will improve branch |