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py/asm*: Remove ASM_MOV_REG_ALIGNED_IMM emit macro, it's no longer used.

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After the previous commit this macro is no longer needed by the native
emitter because live heap pointers are no longer stored in generated native
machine code.
This commit is contained in:
Damien George
2018-09-27 23:35:43 +10:00
parent 7d4b6cc868
commit 2e86233263
8 changed files with 0 additions and 41 deletions
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15
py/asmthumb.c
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@@ -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))