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py: Factor some code in inline thumb assembler to reduce code size.
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@ -475,7 +475,7 @@ STATIC void emit_inline_thumb_op(emit_inline_asm_t *emit, qstr op, mp_uint_t n_a
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reg_src = get_arg_reg(emit, op_str, pn_args[1], 7);
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asm_thumb_format_4(emit->as, op_code, reg_dest, reg_src);
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}
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// search table
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// search table for ALU ops
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for (mp_uint_t i = 0; i < MP_ARRAY_SIZE(format_4_op_table); i++) {
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if (strncmp(op_str, format_4_op_table[i].name, 3) == 0 && op_str[3] == '\0') {
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op_code = 0x4000 | (format_4_op_table[i].op << 4);
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@ -504,13 +504,15 @@ STATIC void emit_inline_thumb_op(emit_inline_asm_t *emit, qstr op, mp_uint_t n_a
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op_code = ASM_THUMB_FORMAT_3_SUB;
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goto op_format_3;
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} else if (strcmp(op_str, "movw") == 0) {
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mp_uint_t reg_dest = get_arg_reg(emit, op_str, pn_args[0], 15);
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op_code = ASM_THUMB_OP_MOVW;
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mp_uint_t reg_dest;
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op_movw_movt:
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reg_dest = get_arg_reg(emit, op_str, pn_args[0], 15);
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int i_src = get_arg_i(emit, op_str, pn_args[1], 0xffff);
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asm_thumb_mov_reg_i16(emit->as, ASM_THUMB_OP_MOVW, reg_dest, i_src);
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asm_thumb_mov_reg_i16(emit->as, op_code, reg_dest, i_src);
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} else if (strcmp(op_str, "movt") == 0) {
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mp_uint_t reg_dest = get_arg_reg(emit, op_str, pn_args[0], 15);
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int i_src = get_arg_i(emit, op_str, pn_args[1], 0xffff);
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asm_thumb_mov_reg_i16(emit->as, ASM_THUMB_OP_MOVT, reg_dest, i_src);
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op_code = ASM_THUMB_OP_MOVT;
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goto op_movw_movt;
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} else if (strcmp(op_str, "movwt") == 0) {
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// this is a convenience instruction
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// we clear the MSB since it might be set from extracting the small int value
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