mirror of
https://github.com/yuzu-emu/unicorn.git
synced 2025-01-22 17:51:11 +00:00
tcg/i386: Perform comparison pass against qemu
Ensures formatting and code are consistent.
This commit is contained in:
Lioncash
parent
0dcb2d20ed
commit
6bdfeb35ec
|
|
@ -1305,25 +1305,25 @@ static void tcg_out_cmp(TCGContext *s, TCGArg arg1, TCGArg arg2,
|
|||
|
||||
static void tcg_out_brcond32(TCGContext *s, TCGCond cond,
|
||||
TCGArg arg1, TCGArg arg2, int const_arg2,
|
||||
TCGLabel *label, int smallflag)
|
||||
TCGLabel *label, int small)
|
||||
{
|
||||
tcg_out_cmp(s, arg1, arg2, const_arg2, 0);
|
||||
tcg_out_jxx(s, tcg_cond_to_jcc[cond], label, smallflag);
|
||||
tcg_out_jxx(s, tcg_cond_to_jcc[cond], label, small);
|
||||
}
|
||||
|
||||
#if TCG_TARGET_REG_BITS == 64
|
||||
static void tcg_out_brcond64(TCGContext *s, TCGCond cond,
|
||||
TCGArg arg1, TCGArg arg2, int const_arg2,
|
||||
TCGLabel *label, int smallflag)
|
||||
TCGLabel *label, int small)
|
||||
{
|
||||
tcg_out_cmp(s, arg1, arg2, const_arg2, P_REXW);
|
||||
tcg_out_jxx(s, tcg_cond_to_jcc[cond], label, smallflag);
|
||||
tcg_out_jxx(s, tcg_cond_to_jcc[cond], label, small);
|
||||
}
|
||||
#else
|
||||
/* XXX: we implement it at the target level to avoid having to
|
||||
handle cross basic blocks temporaries */
|
||||
static void tcg_out_brcond2(TCGContext *s, const TCGArg *args,
|
||||
const int *const_args, int smallflag)
|
||||
const int *const_args, int small)
|
||||
{
|
||||
TCGLabel *label_next = gen_new_label(s);
|
||||
TCGLabel *label_this = arg_label(s, args[5]);
|
||||
|
|
@ -1333,69 +1333,69 @@ static void tcg_out_brcond2(TCGContext *s, const TCGArg *args,
|
|||
tcg_out_brcond32(s, TCG_COND_NE, args[0], args[2], const_args[2],
|
||||
label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_EQ, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_NE:
|
||||
tcg_out_brcond32(s, TCG_COND_NE, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_brcond32(s, TCG_COND_NE, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_LT:
|
||||
tcg_out_brcond32(s, TCG_COND_LT, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_LTU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_LE:
|
||||
tcg_out_brcond32(s, TCG_COND_LT, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_LEU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_GT:
|
||||
tcg_out_brcond32(s, TCG_COND_GT, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_GTU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_GE:
|
||||
tcg_out_brcond32(s, TCG_COND_GT, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_GEU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_LTU:
|
||||
tcg_out_brcond32(s, TCG_COND_LTU, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_LTU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_LEU:
|
||||
tcg_out_brcond32(s, TCG_COND_LTU, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_LEU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_GTU:
|
||||
tcg_out_brcond32(s, TCG_COND_GTU, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_GTU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
case TCG_COND_GEU:
|
||||
tcg_out_brcond32(s, TCG_COND_GTU, args[1], args[3], const_args[3],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
tcg_out_jxx(s, JCC_JNE, label_next, 1);
|
||||
tcg_out_brcond32(s, TCG_COND_GEU, args[0], args[2], const_args[2],
|
||||
label_this, smallflag);
|
||||
label_this, small);
|
||||
break;
|
||||
default:
|
||||
tcg_abort();
|
||||
|
|
@ -1716,8 +1716,8 @@ static inline void tcg_out_tlb_load(TCGContext *s, TCGReg addrlo, TCGReg addrhi,
|
|||
const TCGReg r0 = TCG_REG_L0;
|
||||
const TCGReg r1 = TCG_REG_L1;
|
||||
TCGType ttype = TCG_TYPE_I32;
|
||||
TCGType htype = TCG_TYPE_I32;
|
||||
int trexw = 0, hrexw = 0;
|
||||
TCGType tlbtype = TCG_TYPE_I32;
|
||||
int trexw = 0, hrexw = 0, tlbrexw = 0;
|
||||
unsigned a_bits = get_alignment_bits(opc);
|
||||
unsigned s_bits = opc & MO_SIZE;
|
||||
unsigned a_mask = (1 << a_bits) - 1;
|
||||
|
|
@ -1730,12 +1730,15 @@ static inline void tcg_out_tlb_load(TCGContext *s, TCGReg addrlo, TCGReg addrhi,
|
|||
trexw = P_REXW;
|
||||
}
|
||||
if (TCG_TYPE_PTR == TCG_TYPE_I64) {
|
||||
htype = TCG_TYPE_I64;
|
||||
hrexw = P_REXW;
|
||||
if (TARGET_PAGE_BITS + CPU_TLB_BITS > 32) {
|
||||
tlbtype = TCG_TYPE_I64;
|
||||
tlbrexw = P_REXW;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
tcg_out_mov(s, htype, r0, addrlo);
|
||||
tcg_out_mov(s, tlbtype, r0, addrlo);
|
||||
/* If the required alignment is at least as large as the access, simply
|
||||
copy the address and mask. For lesser alignments, check that we don't
|
||||
cross pages for the complete access. */
|
||||
|
|
@ -1746,11 +1749,11 @@ static inline void tcg_out_tlb_load(TCGContext *s, TCGReg addrlo, TCGReg addrhi,
|
|||
}
|
||||
tlb_mask = (target_ulong)TARGET_PAGE_MASK | a_mask;
|
||||
|
||||
tcg_out_shifti(s, SHIFT_SHR + hrexw, r0,
|
||||
tcg_out_shifti(s, SHIFT_SHR + tlbrexw, r0,
|
||||
TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS);
|
||||
|
||||
tgen_arithi(s, ARITH_AND + trexw, r1, tlb_mask, 0);
|
||||
tgen_arithi(s, ARITH_AND + hrexw, r0,
|
||||
tgen_arithi(s, ARITH_AND + tlbrexw, r0,
|
||||
(CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS, 0);
|
||||
|
||||
tcg_out_modrm_sib_offset(s, OPC_LEA + hrexw, r0, TCG_AREG0, r0, 0,
|
||||
|
|
@ -2283,10 +2286,10 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, bool is64)
|
|||
tgen_arithr(s, ARITH_ADD + P_REXW, TCG_REG_L1, base);
|
||||
base = TCG_REG_L1;
|
||||
offset = 0;
|
||||
} else if (TARGET_LONG_BITS == 32) {
|
||||
tcg_out_ext32u(s, TCG_REG_L1, base);
|
||||
base = TCG_REG_L1;
|
||||
}
|
||||
} else if (TARGET_LONG_BITS == 32) {
|
||||
tcg_out_ext32u(s, TCG_REG_L1, base);
|
||||
base = TCG_REG_L1;
|
||||
}
|
||||
|
||||
tcg_out_qemu_st_direct(s, datalo, datahi, base, offset, seg, opc);
|
||||
|
|
@ -2316,7 +2319,7 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
|
|||
a2 = args[2];
|
||||
const_a2 = const_args[2];
|
||||
|
||||
switch(opc) {
|
||||
switch (opc) {
|
||||
case INDEX_op_exit_tb:
|
||||
/* Reuse the zeroing that exists for goto_ptr. */
|
||||
if (a0 == 0) {
|
||||
|
|
@ -3076,7 +3079,6 @@ static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode op)
|
|||
static const TCGTargetOpDef arith2 = { 0, { "r", "r", "0", "1", "re", "re" } };
|
||||
return &arith2;
|
||||
}
|
||||
|
||||
case INDEX_op_ctz_i32:
|
||||
case INDEX_op_ctz_i64:
|
||||
{
|
||||
|
|
@ -3463,7 +3465,7 @@ static const int tcg_target_callee_save_regs[] = {
|
|||
#if TCG_TARGET_REG_BITS == 64
|
||||
TCG_REG_RBP,
|
||||
TCG_REG_RBX,
|
||||
#if (defined(_WIN64) || defined(__CYGWIN__))
|
||||
#if defined(_WIN64)
|
||||
TCG_REG_RDI,
|
||||
TCG_REG_RSI,
|
||||
#endif
|
||||
|
|
@ -3516,8 +3518,8 @@ static void tcg_target_qemu_prologue(TCGContext *s)
|
|||
tcg_out_addi(s, TCG_REG_ESP, -stack_addend);
|
||||
/* jmp *tb. */
|
||||
tcg_out_modrm_offset(s, OPC_GRP5, EXT5_JMPN_Ev, TCG_REG_ESP,
|
||||
(ARRAY_SIZE(tcg_target_callee_save_regs) + 2) * 4
|
||||
+ stack_addend);
|
||||
(ARRAY_SIZE(tcg_target_callee_save_regs) + 2) * 4
|
||||
+ stack_addend);
|
||||
#else
|
||||
tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]);
|
||||
tcg_out_addi(s, TCG_REG_ESP, -stack_addend);
|
||||
|
|
|
|||
Loading…
Reference in a new issue