mirrors
/
micropython
mirror of https://github.com/micropython/micropython.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Improve configurability for native x64/thumb emitter. 

With MICROPY_EMIT_X64 and MICROPY_EMIT_THUMB disabled, the respective
emitters and assemblers will not be included in the code.  This can
significantly reduce binary size for unix version.
This commit is contained in:
Damien George 2014-01-04 13:55:24 +00:00
parent 32f88410a1
commit e67ed5d285
6 changed files with 22 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
py/asmthumb.c
View File

@ -7,6 +7,9 @@
#include "mpconfig.h"
#include "asmthumb.h"
// wrapper around everything in this file
#if MICROPY_EMIT_THUMB || MICROPY_EMIT_INLINE_THUMB
#define UNSIGNED_FIT8(x) (((x) & 0xffffff00) == 0)
#define UNSIGNED_FIT16(x) (((x) & 0xffff0000) == 0)
#define SIGNED_FIT8(x) (((x) & 0xffffff80) == 0) || (((x) & 0xffffff80) == 0xffffff80)
@ -447,3 +450,5 @@ void asm_thumb_bl_ind(asm_thumb_t *as, void *fun_ptr, uint fun_id, uint reg_temp
asm_thumb_write_op16(as, OP_SVC(fun_id));
}
}
#endif // MICROPY_EMIT_THUMB || MICROPY_EMIT_INLINE_THUMB

6
py/asmx64.c
View File

@ -6,6 +6,10 @@
#include "misc.h"
#include "asmx64.h"
#include "mpconfig.h"
// wrapper around everything in this file
#if MICROPY_EMIT_X64
#if defined(__OpenBSD__) || defined(__MACH__)
#define MAP_ANONYMOUS MAP_ANON
@ -620,3 +624,5 @@ void asm_x64_call_ind(asm_x64_t* as, void *ptr, int temp_r64) {
asm_x64_write_word32(as, ptr - (void*)(as->code_base + as->code_offset + 4));
*/
}
#endif // MICROPY_EMIT_X64

7
py/compile.c
View File

@ -3083,11 +3083,13 @@ mp_obj_t mp_compile(mp_parse_node_t pn, bool is_repl) {
// compile pass 2 and 3
#if !MICROPY_EMIT_CPYTHON
emit_t *emit_bc = NULL;
#if MICROPY_EMIT_NATIVE
emit_t *emit_native = NULL;
#endif
#if MICROPY_EMIT_INLINE_THUMB
emit_inline_asm_t *emit_inline_thumb = NULL;
#endif
#endif // !MICROPY_EMIT_CPYTHON
for (scope_t *s = comp->scope_head; s != NULL && !comp->had_error; s = s->next) {
if (false) {
// dummy
@ -3115,6 +3117,8 @@ mp_obj_t mp_compile(mp_parse_node_t pn, bool is_repl) {
comp->emit_method_table = &emit_cpython_method_table;
#else
switch (s->emit_options) {
#if MICROPY_EMIT_NATIVE
case EMIT_OPT_NATIVE_PYTHON:
case EMIT_OPT_VIPER:
#if MICROPY_EMIT_X64
@ -3131,6 +3135,7 @@ mp_obj_t mp_compile(mp_parse_node_t pn, bool is_repl) {
comp->emit = emit_native;
comp->emit_method_table->set_native_types(comp->emit, s->emit_options == EMIT_OPT_VIPER);
break;
#endif // MICROPY_EMIT_NATIVE
default:
if (emit_bc == NULL) {
@ -3140,7 +3145,7 @@ mp_obj_t mp_compile(mp_parse_node_t pn, bool is_repl) {
comp->emit_method_table = &emit_bc_method_table;
break;
}
#endif
#endif // !MICROPY_EMIT_CPYTHON
// compile pass 2 and pass 3
compile_scope(comp, s, PASS_2);

1
py/emitcpy.c
View File

@ -13,6 +13,7 @@
#include "runtime0.h"
#include "emit.h"
// wrapper around everything in this file
#if MICROPY_EMIT_CPYTHON
struct _emit_t {

4
py/emitnative.c
View File

@ -34,7 +34,7 @@
#include "runtime.h"
// wrapper around everything in this file
#if N_X64 || N_THUMB
#if (MICROPY_EMIT_X64 && N_X64) || (MICROPY_EMIT_THUMB && N_THUMB)
#if N_X64
@ -1319,4 +1319,4 @@ const emit_method_table_t EXPORT_FUN(method_table) = {
emit_native_yield_from,
};
#endif // N_X64 || N_THUMB
#endif // (MICROPY_EMIT_X64 && N_X64) || (MICROPY_EMIT_THUMB && N_THUMB)

4
unix/Makefile
View File

@ -83,10 +83,10 @@ $(BUILD)/%.o: $(PYSRC)/%.S
$(BUILD)/%.o: $(PYSRC)/%.c mpconfigport.h
$(CC) $(CFLAGS) -c -o $@ $<
$(BUILD)/emitnx64.o: $(PYSRC)/emitnative.c $(PYSRC)/emit.h
$(BUILD)/emitnx64.o: $(PYSRC)/emitnative.c $(PYSRC)/emit.h mpconfigport.h
$(CC) $(CFLAGS) -DN_X64 -c -o $@ $<
$(BUILD)/emitnthumb.o: $(PYSRC)/emitnative.c $(PYSRC)/emit.h
$(BUILD)/emitnthumb.o: $(PYSRC)/emitnative.c $(PYSRC)/emit.h mpconfigport.h
$(CC) $(CFLAGS) -DN_THUMB -c -o $@ $<
# optimising vm for speed, adds only a small amount to code size but makes a huge difference to speed (20% faster)