diff options
Diffstat (limited to 'py/asmarm.h')
| -rw-r--r-- | py/asmarm.h | 100 |
1 files changed, 86 insertions, 14 deletions
diff --git a/py/asmarm.h b/py/asmarm.h index 15e7a047b5..e273b98d73 100644 --- a/py/asmarm.h +++ b/py/asmarm.h @@ -28,9 +28,7 @@ #define __MICROPY_INCLUDED_PY_ASMARM_H__ #include "py/misc.h" - -#define ASM_ARM_PASS_COMPUTE (1) -#define ASM_ARM_PASS_EMIT (2) +#include "py/asmbase.h" #define ASM_ARM_REG_R0 (0) #define ASM_ARM_REG_R1 (1) @@ -68,22 +66,16 @@ #define ASM_ARM_CC_LE (0xd << 28) #define ASM_ARM_CC_AL (0xe << 28) -typedef struct _asm_arm_t asm_arm_t; +typedef struct _asm_arm_t { + mp_asm_base_t base; + uint push_reglist; + uint stack_adjust; +} asm_arm_t; -asm_arm_t *asm_arm_new(uint max_num_labels); -void asm_arm_free(asm_arm_t *as, bool free_code); -void asm_arm_start_pass(asm_arm_t *as, uint pass); void asm_arm_end_pass(asm_arm_t *as); -uint asm_arm_get_code_pos(asm_arm_t *as); -uint asm_arm_get_code_size(asm_arm_t *as); -void *asm_arm_get_code(asm_arm_t *as); void asm_arm_entry(asm_arm_t *as, int num_locals); void asm_arm_exit(asm_arm_t *as); -void asm_arm_label_assign(asm_arm_t *as, uint label); - -void asm_arm_align(asm_arm_t* as, uint align); -void asm_arm_data(asm_arm_t* as, uint bytesize, uint val); void asm_arm_bkpt(asm_arm_t *as); @@ -130,4 +122,84 @@ void asm_arm_bcc_label(asm_arm_t *as, int cond, uint label); void asm_arm_b_label(asm_arm_t *as, uint label); void asm_arm_bl_ind(asm_arm_t *as, void *fun_ptr, uint fun_id, uint reg_temp); +#if GENERIC_ASM_API + +// The following macros provide a (mostly) arch-independent API to +// generate native code, and are used by the native emitter. + +#define ASM_WORD_SIZE (4) + +#define REG_RET ASM_ARM_REG_R0 +#define REG_ARG_1 ASM_ARM_REG_R0 +#define REG_ARG_2 ASM_ARM_REG_R1 +#define REG_ARG_3 ASM_ARM_REG_R2 +#define REG_ARG_4 ASM_ARM_REG_R3 + +#define REG_TEMP0 ASM_ARM_REG_R0 +#define REG_TEMP1 ASM_ARM_REG_R1 +#define REG_TEMP2 ASM_ARM_REG_R2 + +#define REG_LOCAL_1 ASM_ARM_REG_R4 +#define REG_LOCAL_2 ASM_ARM_REG_R5 +#define REG_LOCAL_3 ASM_ARM_REG_R6 +#define REG_LOCAL_NUM (3) + +#define ASM_T asm_arm_t +#define ASM_END_PASS asm_arm_end_pass +#define ASM_ENTRY asm_arm_entry +#define ASM_EXIT asm_arm_exit + +#define ASM_JUMP asm_arm_b_label +#define ASM_JUMP_IF_REG_ZERO(as, reg, label) \ + do { \ + asm_arm_cmp_reg_i8(as, reg, 0); \ + asm_arm_bcc_label(as, ASM_ARM_CC_EQ, label); \ + } while (0) +#define ASM_JUMP_IF_REG_NONZERO(as, reg, label) \ + do { \ + asm_arm_cmp_reg_i8(as, reg, 0); \ + asm_arm_bcc_label(as, ASM_ARM_CC_NE, label); \ + } while (0) +#define ASM_JUMP_IF_REG_EQ(as, reg1, reg2, label) \ + do { \ + asm_arm_cmp_reg_reg(as, reg1, reg2); \ + asm_arm_bcc_label(as, ASM_ARM_CC_EQ, label); \ + } while (0) +#define ASM_CALL_IND(as, ptr, idx) asm_arm_bl_ind(as, ptr, idx, ASM_ARM_REG_R3) + +#define ASM_MOV_REG_TO_LOCAL(as, reg, local_num) asm_arm_mov_local_reg(as, (local_num), (reg)) +#define ASM_MOV_IMM_TO_REG(as, imm, reg) asm_arm_mov_reg_i32(as, (reg), (imm)) +#define ASM_MOV_ALIGNED_IMM_TO_REG(as, imm, reg) asm_arm_mov_reg_i32(as, (reg), (imm)) +#define ASM_MOV_IMM_TO_LOCAL_USING(as, imm, local_num, reg_temp) \ + do { \ + asm_arm_mov_reg_i32(as, (reg_temp), (imm)); \ + asm_arm_mov_local_reg(as, (local_num), (reg_temp)); \ + } while (false) +#define ASM_MOV_LOCAL_TO_REG(as, local_num, reg) asm_arm_mov_reg_local(as, (reg), (local_num)) +#define ASM_MOV_REG_REG(as, reg_dest, reg_src) asm_arm_mov_reg_reg((as), (reg_dest), (reg_src)) +#define ASM_MOV_LOCAL_ADDR_TO_REG(as, local_num, reg) asm_arm_mov_reg_local_addr(as, (reg), (local_num)) + +#define ASM_LSL_REG_REG(as, reg_dest, reg_shift) asm_arm_lsl_reg_reg((as), (reg_dest), (reg_shift)) +#define ASM_ASR_REG_REG(as, reg_dest, reg_shift) asm_arm_asr_reg_reg((as), (reg_dest), (reg_shift)) +#define ASM_OR_REG_REG(as, reg_dest, reg_src) asm_arm_orr_reg_reg_reg((as), (reg_dest), (reg_dest), (reg_src)) +#define ASM_XOR_REG_REG(as, reg_dest, reg_src) asm_arm_eor_reg_reg_reg((as), (reg_dest), (reg_dest), (reg_src)) +#define ASM_AND_REG_REG(as, reg_dest, reg_src) asm_arm_and_reg_reg_reg((as), (reg_dest), (reg_dest), (reg_src)) +#define ASM_ADD_REG_REG(as, reg_dest, reg_src) asm_arm_add_reg_reg_reg((as), (reg_dest), (reg_dest), (reg_src)) +#define ASM_SUB_REG_REG(as, reg_dest, reg_src) asm_arm_sub_reg_reg_reg((as), (reg_dest), (reg_dest), (reg_src)) +#define ASM_MUL_REG_REG(as, reg_dest, reg_src) asm_arm_mul_reg_reg_reg((as), (reg_dest), (reg_dest), (reg_src)) + +#define ASM_LOAD_REG_REG(as, reg_dest, reg_base) asm_arm_ldr_reg_reg((as), (reg_dest), (reg_base), 0) +#define ASM_LOAD_REG_REG_OFFSET(as, reg_dest, reg_base, word_offset) asm_arm_ldr_reg_reg((as), (reg_dest), (reg_base), 4 * (word_offset)) +#define ASM_LOAD8_REG_REG(as, reg_dest, reg_base) asm_arm_ldrb_reg_reg((as), (reg_dest), (reg_base)) +#define ASM_LOAD16_REG_REG(as, reg_dest, reg_base) asm_arm_ldrh_reg_reg((as), (reg_dest), (reg_base)) +#define ASM_LOAD32_REG_REG(as, reg_dest, reg_base) asm_arm_ldr_reg_reg((as), (reg_dest), (reg_base), 0) + +#define ASM_STORE_REG_REG(as, reg_value, reg_base) asm_arm_str_reg_reg((as), (reg_value), (reg_base), 0) +#define ASM_STORE_REG_REG_OFFSET(as, reg_dest, reg_base, word_offset) asm_arm_str_reg_reg((as), (reg_dest), (reg_base), 4 * (word_offset)) +#define ASM_STORE8_REG_REG(as, reg_value, reg_base) asm_arm_strb_reg_reg((as), (reg_value), (reg_base)) +#define ASM_STORE16_REG_REG(as, reg_value, reg_base) asm_arm_strh_reg_reg((as), (reg_value), (reg_base)) +#define ASM_STORE32_REG_REG(as, reg_value, reg_base) asm_arm_str_reg_reg((as), (reg_value), (reg_base), 0) + +#endif // GENERIC_ASM_API + #endif // __MICROPY_INCLUDED_PY_ASMARM_H__ |