diff options
Diffstat (limited to 'py/asmthumb.c')
| -rw-r--r-- | py/asmthumb.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/py/asmthumb.c b/py/asmthumb.c index 555c21a1d..49700fbdb 100644 --- a/py/asmthumb.c +++ b/py/asmthumb.c @@ -269,21 +269,6 @@ void asm_thumb_mov_reg_i32_optimised(asm_thumb_t *as, uint reg_dest, int i32) { } } -// i32 is stored as a full word in the code, and aligned to machine-word boundary -// TODO this is very inefficient, improve it! -void asm_thumb_mov_reg_i32_aligned(asm_thumb_t *as, uint reg_dest, int i32) { - // align on machine-word + 2 - if ((as->base.code_offset & 3) == 0) { - asm_thumb_op16(as, ASM_THUMB_OP_NOP); - } - // jump over the i32 value (instruction prefetch adds 2 to PC) - asm_thumb_op16(as, OP_B_N(2)); - // store i32 on machine-word aligned boundary - mp_asm_base_data(&as->base, 4, i32); - // do the actual load of the i32 value - asm_thumb_mov_reg_i32_optimised(as, reg_dest, i32); -} - #define OP_STR_TO_SP_OFFSET(rlo_dest, word_offset) (0x9000 | ((rlo_dest) << 8) | ((word_offset) & 0x00ff)) #define OP_LDR_FROM_SP_OFFSET(rlo_dest, word_offset) (0x9800 | ((rlo_dest) << 8) | ((word_offset) & 0x00ff)) |