Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Implemented effective address compilation.

Browse source
This commit is contained in:
SarahW 2018-06-28 22:06:42 +01:00
commit 94fea237b4
13 changed files with 978 additions and 133 deletions
Download patch file Download diff file Expand all files Collapse all files

59
src/codegen_ir_defs.h
View file

@ -32,8 +32,13 @@
#define UOP_STORE_P_IMM_8 (UOP_TYPE_PARAMS_IMM | 0x13)
#define UOP_MOV_PTR (UOP_TYPE_PARAMS_REGS | UOP_TYPE_PARAMS_POINTER | 0x20)
#define UOP_MOV_IMM (UOP_TYPE_PARAMS_REGS | UOP_TYPE_PARAMS_IMM | 0x21)
#define UOP_MOV (UOP_TYPE_PARAMS_REGS | 0x22)
#define UOP_ADD (UOP_TYPE_PARAMS_REGS | 0x30)
#define UOP_ADD_IMM (UOP_TYPE_PARAMS_REGS | UOP_TYPE_PARAMS_IMM | 0x31)
#define UOP_AND_IMM (UOP_TYPE_PARAMS_REGS | UOP_TYPE_PARAMS_IMM | 0x32)
#define UOP_ADD_LSHIFT (UOP_TYPE_PARAMS_REGS | UOP_TYPE_PARAMS_IMM | 0x33)
#define UOP_MAX 0x22
#define UOP_MAX 0x34
#define UOP_MASK 0xffff
@ -43,10 +48,10 @@ typedef struct uop_t
ir_reg_t dest_reg_a;
ir_reg_t src_reg_a;
ir_reg_t src_reg_b;
ir_reg_t src_reg_c;
uint32_t imm_data;
void *p;
ir_host_reg_t dest_reg_a_real;
ir_host_reg_t src_reg_a_real, src_reg_b_real;
} uop_t;
#define UOP_NR_MAX 4096
@ -69,7 +74,7 @@ static inline uop_t *uop_alloc(ir_data_t *ir)
uop->dest_reg_a = invalid_ir_reg;
uop->src_reg_a = invalid_ir_reg;
uop->src_reg_b = invalid_ir_reg;
uop->src_reg_c = invalid_ir_reg;
// uop->src_reg_c = invalid_ir_reg;
return uop;
}
@ -100,6 +105,46 @@ static inline void uop_gen_reg_dst_pointer(uint32_t uop_type, ir_data_t *ir, int
uop->p = p;
}
static inline void uop_gen_reg_dst_src1(uint32_t uop_type, ir_data_t *ir, int dest_reg, int src_reg)
{
uop_t *uop = uop_alloc(ir);
uop->type = uop_type;
uop->src_reg_a = codegen_reg_read(src_reg);
uop->dest_reg_a = codegen_reg_write(dest_reg);
}
static inline void uop_gen_reg_dst_src2(uint32_t uop_type, ir_data_t *ir, int dest_reg, int src_reg_a, int src_reg_b)
{
uop_t *uop = uop_alloc(ir);
uop->type = uop_type;
uop->src_reg_a = codegen_reg_read(src_reg_a);
uop->src_reg_b = codegen_reg_read(src_reg_b);
uop->dest_reg_a = codegen_reg_write(dest_reg);
}
static inline void uop_gen_reg_dst_src2_imm(uint32_t uop_type, ir_data_t *ir, int dest_reg, int src_reg_a, int src_reg_b, uint32_t imm)
{
uop_t *uop = uop_alloc(ir);
uop->type = uop_type;
uop->src_reg_a = codegen_reg_read(src_reg_a);
uop->src_reg_b = codegen_reg_read(src_reg_b);
uop->dest_reg_a = codegen_reg_write(dest_reg);
uop->imm_data = imm;
}
static inline void uop_gen_reg_dst_src_imm(uint32_t uop_type, ir_data_t *ir, int dest_reg, int src_reg, uint32_t imm)
{
uop_t *uop = uop_alloc(ir);
uop->type = uop_type;
uop->src_reg_a = codegen_reg_read(src_reg);
uop->dest_reg_a = codegen_reg_write(dest_reg);
uop->imm_data = imm;
}
static inline void uop_gen_imm(uint32_t uop_type, ir_data_t *ir, uint32_t imm)
{
uop_t *uop = uop_alloc(ir);
@ -129,15 +174,23 @@ static inline void uop_gen_pointer_imm(uint32_t uop_type, ir_data_t *ir, void *p
#define uop_LOAD_FUNC_ARG_IMM(ir, arg, imm) uop_gen_imm(UOP_LOAD_FUNC_ARG_0_IMM + arg, ir, imm)
#define uop_ADD(ir, dst_reg, src_reg_a, src_reg_b) uop_gen_reg_dst_src2(UOP_ADD, ir, dst_reg, src_reg_a, src_reg_b)
#define uop_ADD_IMM(ir, dst_reg, src_reg, imm) uop_gen_reg_dst_src_imm(UOP_ADD_IMM, ir, dst_reg, src_reg, imm)
#define uop_ADD_LSHIFT(ir, dst_reg, src_reg_a, src_reg_b, shift) uop_gen_reg_dst_src2_imm(UOP_ADD_LSHIFT, ir, dst_reg, src_reg_a, src_reg_b, shift)
#define uop_AND_IMM(ir, dst_reg, src_reg, imm) uop_gen_reg_dst_src_imm(UOP_AND_IMM, ir, dst_reg, src_reg, imm)
#define uop_CALL_FUNC(ir, p) uop_gen_pointer(UOP_CALL_FUNC, ir, p)
#define uop_CALL_INSTRUCTION_FUNC(ir, p) uop_gen_pointer(UOP_CALL_INSTRUCTION_FUNC, ir, p)
#define uop_MOV(ir, dst_reg, src_reg) uop_gen_reg_dst_src1(UOP_MOV, ir, dst_reg, src_reg)
#define uop_MOV_IMM(ir, reg, imm) uop_gen_reg_dst_imm(UOP_MOV_IMM, ir, reg, imm)
#define uop_MOV_PTR(ir, reg, p) uop_gen_reg_dst_pointer(UOP_MOV_PTR, ir, reg, p)
#define uop_STORE_PTR_IMM(ir, p, imm) uop_gen_pointer_imm(UOP_STORE_P_IMM, ir, p, imm)
#define uop_STORE_PTR_IMM_8(ir, p, imm) uop_gen_pointer_imm(UOP_STORE_P_IMM_8, ir, p, imm)
void codegen_direct_read_32(codeblock_t *block, int host_reg, void *p);
void codegen_direct_write_8(codeblock_t *block, void *p, int host_reg);
void codegen_direct_write_32(codeblock_t *block, void *p, int host_reg);
void codegen_direct_write_ptr(codeblock_t *block, void *p, int host_reg);