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Now compiles, dunno if it works...

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This commit is contained in:
xolatile
2024-07-24 15:31:02 -04:00
parent dd5be337a6
commit 3de231c317
4 changed files with 18 additions and 197 deletions
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39
source/assembler.c
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@ -7,9 +7,9 @@
#define IRREGULAR_BEGIN (INC)
#define IRREGULAR_END (IDIV)
#define SPECIAL_1_BEGIN (NOP)
#define SPECIAL_1_END (STOSD)
#define SPECIAL_2_BEGIN (SYSENTER)
#define SPECIAL_2_END (XLATB)
#define SPECIAL_1_END (PUSHF)
#define SPECIAL_2_BEGIN (SYSCALL)
#define SPECIAL_2_END (FCOS)
#define JUMP_IF_BEGIN (JO)
#define JUMP_IF_END (JG)
#define MOVE_IF_BEGIN (CMOVO)
@ -92,8 +92,8 @@ static void short_prefix (unsigned int size) {
}
static void long_prefix (unsigned int size, unsigned int to, unsigned int destination, unsigned int from, unsigned int source) {
int to_upper = (to == REG) && (upper (destination));
int from_upper = (to == REG) && (upper (destination));
int to_upper = (to == REG) && (upper (destination));
int from_upper = (from == REG) && (upper (source));
input ((size == D64) || (to_upper) || (from_upper), 0x40 + 0x01 * to_upper + 0x04 * from_upper + 0x08 * (size == D64));
}
@ -106,10 +106,6 @@ static void modify_memory (unsigned int operation, unsigned int to, unsigned int
input (((to == MEM) && (from == REG)) || ((to == REG) && (from == MEM)), 0x05 + 0x08 * operation * ((to == MEM) && (from == IMM)));
}
static void modify_register_0 (unsigned int size) {
input (! ((to == REG) && (destination == 0)) && (from == IMM), 0x80 + 0x01 * (size != D8));
}
static void build_regular (unsigned int operation, unsigned int size, unsigned int to, unsigned int destination, unsigned int from, unsigned int source) {
short_prefix (size);
@ -124,8 +120,6 @@ static void build_regular (unsigned int operation, unsigned int size, unsigned i
input ((from == IMM) && (to == REG) && (destination == 0), 0x05 + 0x08 * (operation & 0x07) - 0x01 * (size == D8));
modify_register_0 (size);
input (! ((from == IMM) && (to == REG) && (destination == 0)),
(destination & 0x07) * ((to == REG) && (from == IMM))
+ 0x08 * (operation - REGULAR_BEGIN)
@ -138,8 +132,8 @@ static void build_regular (unsigned int operation, unsigned int size, unsigned i
modify_registers (to, destination, from, source);
modify_memory ((to == REG) && (from == MEM), destination);
modify_memory ((to == MEM) && (from == REG), source);
modify_memory (destination, to, from);
modify_memory (source, to, from);
input_by ((to == REG) && (from == MEM), D32, ~0x0u);
input_by ((to == REG) && (from == IMM), size, source);
@ -163,8 +157,7 @@ static void build_irregular (unsigned int operation, unsigned int size, unsigned
static void build_special_1 (unsigned int operation) {
const unsigned char data [] = {
0x90, 0xc3, 0xcb, 0xc9, 0xf0, 0xf4, 0x9d, 0x9c, 0x9b, 0xf8, 0xfc, 0xfa, 0xf9, 0xfd, 0xfb, 0xf5, 0x6c, 0x6d, 0x6e, 0x6f, 0x99, 0x98, 0xec, 0xed, 0xcc, 0xcf, 0xac,
0xad, 0xee, 0xef, 0xae, 0xaf, 0xaa, 0xab
0x90, 0xc3, 0xcb, 0xc9, 0x9d, 0x9c
};
input (1, data [operation - SPECIAL_1_BEGIN]);
@ -172,9 +165,10 @@ static void build_special_1 (unsigned int operation) {
static void build_special_2 (unsigned int operation) {
const unsigned short data [] = {
0x340f, 0x350f, 0x050f, 0x070f, 0x90f3, 0xa20f, 0x770f, 0xaa0f, 0xd0d9, 0xe0d9, 0xe1d9, 0xe4d9, 0xe5d9, 0xe8d9, 0xe9d9, 0xead9, 0xebd9, 0xecd9, 0xedd9, 0xeed9,
0xf0d9, 0xf1d9, 0xf2d9, 0xf3d9, 0xf4d9, 0xf5d9, 0xf6d9, 0xf7d9, 0xf8d9, 0xf9d9, 0xfad9, 0xfbd9, 0xfcd9, 0xfdd9, 0xfed9, 0xffd9, 0x6d66, 0x6f66, 0x9966, 0x9948,
0x9866, 0x9848, 0x080f, 0x090f, 0x0b0f, 0x060f, 0xed66, 0xcf48, 0xad66, 0xad48, 0xef66, 0x330f, 0x320f, 0x310f, 0xaf66, 0xaf48, 0xab66, 0xab48, 0x300f, 0xd748
0x050f, 0xa20f, 0xd0d9, 0xe0d9, 0xe1d9, 0xe4d9, 0xe5d9, 0xe8d9,
0xe9d9, 0xead9, 0xebd9, 0xecd9, 0xedd9, 0xeed9, 0xf0d9, 0xf1d9,
0xf2d9, 0xf3d9, 0xf4d9, 0xf5d9, 0xf6d9, 0xf7d9, 0xf8d9, 0xf9d9,
0xfad9, 0xfbd9, 0xfcd9, 0xfdd9, 0xfed9, 0xffd9
};
input_by (1, D16, data [operation - SPECIAL_2_BEGIN]);
@ -198,7 +192,7 @@ static void build_move_if (unsigned int operation, unsigned int size, unsigned i
input (1, 0x40 + operation - MOVE_IF_BEGIN);
modify_registers (to, destination, from, source);
modify_memory ((to == REG) && (from == MEM), destination);
modify_memory (destination, to, from);
}
static void build_jump (unsigned int size, unsigned int to, unsigned int destination) {
@ -223,8 +217,8 @@ static void build_move (unsigned int size, unsigned int to, unsigned int destina
input ((to == REG) && (from == MEM), 0x8a + 0x01 * (size != D8));
input ((to == MEM) && (from == REG), 0x88 + 0x01 * (size != D8));
modify_memory ((to == REG) && (from == MEM), destination);
modify_memory ((to == MEM) && (from == REG), source);
modify_memory (destination, to, from);
modify_memory (source, to, from);
modify_registers (to, destination, from, source);
@ -298,7 +292,8 @@ static void build_push (unsigned int size, unsigned int from, unsigned int sourc
static void build_float (unsigned int operation, unsigned int size, unsigned int from, unsigned int source) {
input (from == MEM, 0xd8 + 0x04 * (size == D64));
modify_memory (from == MEM, operation);
modify_memory (operation, 0, from);
input_at (from == MEM, size, source, 0);
}