#endif
/* check if we really need so many registers :P */
-static const int tcg_target_reg_alloc_order[] = {
+static const TCGReg tcg_target_reg_alloc_order[] = {
TCG_REG_S0,
TCG_REG_S1,
TCG_REG_S2,
TCG_REG_V1
};
-static const int tcg_target_call_iarg_regs[4] = {
+static const TCGReg tcg_target_call_iarg_regs[4] = {
TCG_REG_A0,
TCG_REG_A1,
TCG_REG_A2,
TCG_REG_A3
};
-static const int tcg_target_call_oarg_regs[2] = {
+static const TCGReg tcg_target_call_oarg_regs[2] = {
TCG_REG_V0,
TCG_REG_V1
};
}
}
-/* maximum number of register used for input function arguments */
-static inline int tcg_target_get_call_iarg_regs_count(int flags)
-{
- return 4;
-}
-
/* parse target specific constraints */
static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
{
tcg_regset_set(ct->u.regs, 0xffffffff);
#if defined(CONFIG_SOFTMMU)
tcg_regset_reset_reg(ct->u.regs, TCG_REG_A0);
+# if (TARGET_LONG_BITS == 64)
+ tcg_regset_reset_reg(ct->u.regs, TCG_REG_A2);
+# endif
#endif
break;
case 'S': /* qemu_st constraint */
ct->ct |= TCG_CT_REG;
tcg_regset_set(ct->u.regs, 0xffffffff);
-#if defined(CONFIG_SOFTMMU)
tcg_regset_reset_reg(ct->u.regs, TCG_REG_A0);
-# if TARGET_LONG_BITS == 64
+#if defined(CONFIG_SOFTMMU)
+# if (TARGET_LONG_BITS == 32)
tcg_regset_reset_reg(ct->u.regs, TCG_REG_A1);
# endif
tcg_regset_reset_reg(ct->u.regs, TCG_REG_A2);
+# if TARGET_LONG_BITS == 64
+ tcg_regset_reset_reg(ct->u.regs, TCG_REG_A3);
+# endif
#endif
break;
case 'I':
/* instruction opcodes */
enum {
- OPC_SPECIAL = 0x00 << 26,
OPC_BEQ = 0x04 << 26,
OPC_BNE = 0x05 << 26,
+ OPC_BLEZ = 0x06 << 26,
+ OPC_BGTZ = 0x07 << 26,
OPC_ADDIU = 0x09 << 26,
OPC_SLTI = 0x0A << 26,
OPC_SLTIU = 0x0B << 26,
OPC_SB = 0x28 << 26,
OPC_SH = 0x29 << 26,
OPC_SW = 0x2B << 26,
+
+ OPC_SPECIAL = 0x00 << 26,
OPC_SLL = OPC_SPECIAL | 0x00,
OPC_SRL = OPC_SPECIAL | 0x02,
+ OPC_ROTR = OPC_SPECIAL | (0x01 << 21) | 0x02,
OPC_SRA = OPC_SPECIAL | 0x03,
OPC_SLLV = OPC_SPECIAL | 0x04,
OPC_SRLV = OPC_SPECIAL | 0x06,
+ OPC_ROTRV = OPC_SPECIAL | (0x01 << 6) | 0x06,
OPC_SRAV = OPC_SPECIAL | 0x07,
OPC_JR = OPC_SPECIAL | 0x08,
OPC_JALR = OPC_SPECIAL | 0x09,
+ OPC_MOVZ = OPC_SPECIAL | 0x0A,
+ OPC_MOVN = OPC_SPECIAL | 0x0B,
OPC_MFHI = OPC_SPECIAL | 0x10,
OPC_MFLO = OPC_SPECIAL | 0x12,
OPC_MULT = OPC_SPECIAL | 0x18,
OPC_NOR = OPC_SPECIAL | 0x27,
OPC_SLT = OPC_SPECIAL | 0x2A,
OPC_SLTU = OPC_SPECIAL | 0x2B,
+
+ OPC_REGIMM = 0x01 << 26,
+ OPC_BLTZ = OPC_REGIMM | (0x00 << 16),
+ OPC_BGEZ = OPC_REGIMM | (0x01 << 16),
+
+ OPC_SPECIAL2 = 0x1c << 26,
+ OPC_MUL = OPC_SPECIAL2 | 0x002,
+
+ OPC_SPECIAL3 = 0x1f << 26,
+ OPC_INS = OPC_SPECIAL3 | 0x004,
+ OPC_WSBH = OPC_SPECIAL3 | 0x0a0,
+ OPC_SEB = OPC_SPECIAL3 | 0x420,
+ OPC_SEH = OPC_SPECIAL3 | 0x620,
};
/*
* Type reg
*/
-static inline void tcg_out_opc_reg(TCGContext *s, int opc, int rd, int rs, int rt)
+static inline void tcg_out_opc_reg(TCGContext *s, int opc,
+ TCGReg rd, TCGReg rs, TCGReg rt)
{
int32_t inst;
/*
* Type immediate
*/
-static inline void tcg_out_opc_imm(TCGContext *s, int opc, int rt, int rs, int imm)
+static inline void tcg_out_opc_imm(TCGContext *s, int opc,
+ TCGReg rt, TCGReg rs, TCGArg imm)
{
int32_t inst;
tcg_out32(s, inst);
}
+/*
+ * Type branch
+ */
+static inline void tcg_out_opc_br(TCGContext *s, int opc,
+ TCGReg rt, TCGReg rs)
+{
+ /* We pay attention here to not modify the branch target by reading
+ the existing value and using it again. This ensure that caches and
+ memory are kept coherent during retranslation. */
+ uint16_t offset = (uint16_t)(*(uint32_t *) s->code_ptr);
+
+ tcg_out_opc_imm(s, opc, rt, rs, offset);
+}
+
/*
* Type sa
*/
-static inline void tcg_out_opc_sa(TCGContext *s, int opc, int rd, int rt, int sa)
+static inline void tcg_out_opc_sa(TCGContext *s, int opc,
+ TCGReg rd, TCGReg rt, TCGArg sa)
{
int32_t inst;
tcg_out32(s, 0);
}
-static inline void tcg_out_mov(TCGContext *s, int ret, int arg)
+static inline void tcg_out_mov(TCGContext *s, TCGType type,
+ TCGReg ret, TCGReg arg)
{
- tcg_out_opc_reg(s, OPC_ADDU, ret, arg, TCG_REG_ZERO);
+ /* Simple reg-reg move, optimising out the 'do nothing' case */
+ if (ret != arg) {
+ tcg_out_opc_reg(s, OPC_ADDU, ret, arg, TCG_REG_ZERO);
+ }
}
static inline void tcg_out_movi(TCGContext *s, TCGType type,
- int reg, int32_t arg)
+ TCGReg reg, tcg_target_long arg)
{
if (arg == (int16_t)arg) {
tcg_out_opc_imm(s, OPC_ADDIU, reg, TCG_REG_ZERO, arg);
}
}
-static inline void tcg_out_bswap16(TCGContext *s, int ret, int arg)
+static inline void tcg_out_bswap16(TCGContext *s, TCGReg ret, TCGReg arg)
{
+#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+ tcg_out_opc_reg(s, OPC_WSBH, ret, 0, arg);
+#else
/* ret and arg can't be register at */
if (ret == TCG_REG_AT || arg == TCG_REG_AT) {
tcg_abort();
}
tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 8);
- tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, TCG_REG_AT, 0x00ff);
-
tcg_out_opc_sa(s, OPC_SLL, ret, arg, 8);
tcg_out_opc_imm(s, OPC_ANDI, ret, ret, 0xff00);
tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT);
+#endif
}
-static inline void tcg_out_bswap16s(TCGContext *s, int ret, int arg)
+static inline void tcg_out_bswap16s(TCGContext *s, TCGReg ret, TCGReg arg)
{
+#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+ tcg_out_opc_reg(s, OPC_WSBH, ret, 0, arg);
+ tcg_out_opc_reg(s, OPC_SEH, ret, 0, ret);
+#else
/* ret and arg can't be register at */
if (ret == TCG_REG_AT || arg == TCG_REG_AT) {
tcg_abort();
}
tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 8);
- tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, TCG_REG_AT, 0xff);
-
tcg_out_opc_sa(s, OPC_SLL, ret, arg, 24);
tcg_out_opc_sa(s, OPC_SRA, ret, ret, 16);
tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT);
+#endif
}
-static inline void tcg_out_bswap32(TCGContext *s, int ret, int arg)
+static inline void tcg_out_bswap32(TCGContext *s, TCGReg ret, TCGReg arg)
{
+#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+ tcg_out_opc_reg(s, OPC_WSBH, ret, 0, arg);
+ tcg_out_opc_sa(s, OPC_ROTR, ret, ret, 16);
+#else
/* ret and arg must be different and can't be register at */
if (ret == arg || ret == TCG_REG_AT || arg == TCG_REG_AT) {
tcg_abort();
tcg_out_opc_sa(s, OPC_SRL, TCG_REG_AT, arg, 8);
tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_AT, TCG_REG_AT, 0xff00);
tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_AT);
+#endif
+}
+
+static inline void tcg_out_ext8s(TCGContext *s, TCGReg ret, TCGReg arg)
+{
+#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+ tcg_out_opc_reg(s, OPC_SEB, ret, 0, arg);
+#else
+ tcg_out_opc_sa(s, OPC_SLL, ret, arg, 24);
+ tcg_out_opc_sa(s, OPC_SRA, ret, ret, 24);
+#endif
+}
+
+static inline void tcg_out_ext16s(TCGContext *s, TCGReg ret, TCGReg arg)
+{
+#if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+ tcg_out_opc_reg(s, OPC_SEH, ret, 0, arg);
+#else
+ tcg_out_opc_sa(s, OPC_SLL, ret, arg, 16);
+ tcg_out_opc_sa(s, OPC_SRA, ret, ret, 16);
+#endif
}
-static inline void tcg_out_ldst(TCGContext *s, int opc, int arg,
- int arg1, tcg_target_long arg2)
+static inline void tcg_out_ldst(TCGContext *s, int opc, TCGArg arg,
+ TCGReg arg1, TCGArg arg2)
{
if (arg2 == (int16_t) arg2) {
tcg_out_opc_imm(s, opc, arg, arg1, arg2);
}
}
-static inline void tcg_out_ld(TCGContext *s, TCGType type, int arg,
- int arg1, tcg_target_long arg2)
+static inline void tcg_out_ld(TCGContext *s, TCGType type, TCGReg arg,
+ TCGReg arg1, tcg_target_long arg2)
{
tcg_out_ldst(s, OPC_LW, arg, arg1, arg2);
}
-static inline void tcg_out_st(TCGContext *s, TCGType type, int arg,
- int arg1, tcg_target_long arg2)
+static inline void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
+ TCGReg arg1, tcg_target_long arg2)
{
tcg_out_ldst(s, OPC_SW, arg, arg1, arg2);
}
-static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val)
+static inline void tcg_out_addi(TCGContext *s, TCGReg reg, TCGArg val)
{
if (val == (int16_t)val) {
tcg_out_opc_imm(s, OPC_ADDIU, reg, reg, val);
}
}
-static void tcg_out_brcond(TCGContext *s, TCGCond cond, int arg1,
- int arg2, int label_index)
+/* Helper routines for marshalling helper function arguments into
+ * the correct registers and stack.
+ * arg_num is where we want to put this argument, and is updated to be ready
+ * for the next call. arg is the argument itself. Note that arg_num 0..3 is
+ * real registers, 4+ on stack.
+ *
+ * We provide routines for arguments which are: immediate, 32 bit
+ * value in register, 16 and 8 bit values in register (which must be zero
+ * extended before use) and 64 bit value in a lo:hi register pair.
+ */
+#define DEFINE_TCG_OUT_CALL_IARG(NAME, ARGPARAM) \
+ static inline void NAME(TCGContext *s, int *arg_num, ARGPARAM) \
+ { \
+ if (*arg_num < 4) { \
+ DEFINE_TCG_OUT_CALL_IARG_GET_ARG(tcg_target_call_iarg_regs[*arg_num]); \
+ } else { \
+ DEFINE_TCG_OUT_CALL_IARG_GET_ARG(TCG_REG_AT); \
+ tcg_out_st(s, TCG_TYPE_I32, TCG_REG_AT, TCG_REG_SP, 4 * (*arg_num)); \
+ } \
+ (*arg_num)++; \
+}
+#define DEFINE_TCG_OUT_CALL_IARG_GET_ARG(A) \
+ tcg_out_opc_imm(s, OPC_ANDI, A, arg, 0xff);
+DEFINE_TCG_OUT_CALL_IARG(tcg_out_call_iarg_reg8, TCGReg arg)
+#undef DEFINE_TCG_OUT_CALL_IARG_GET_ARG
+#define DEFINE_TCG_OUT_CALL_IARG_GET_ARG(A) \
+ tcg_out_opc_imm(s, OPC_ANDI, A, arg, 0xffff);
+DEFINE_TCG_OUT_CALL_IARG(tcg_out_call_iarg_reg16, TCGReg arg)
+#undef DEFINE_TCG_OUT_CALL_IARG_GET_ARG
+#define DEFINE_TCG_OUT_CALL_IARG_GET_ARG(A) \
+ tcg_out_movi(s, TCG_TYPE_I32, A, arg);
+DEFINE_TCG_OUT_CALL_IARG(tcg_out_call_iarg_imm32, TCGArg arg)
+#undef DEFINE_TCG_OUT_CALL_IARG_GET_ARG
+
+/* We don't use the macro for this one to avoid an unnecessary reg-reg
+ move when storing to the stack. */
+static inline void tcg_out_call_iarg_reg32(TCGContext *s, int *arg_num,
+ TCGReg arg)
+{
+ if (*arg_num < 4) {
+ tcg_out_mov(s, TCG_TYPE_I32, tcg_target_call_iarg_regs[*arg_num], arg);
+ } else {
+ tcg_out_st(s, TCG_TYPE_I32, arg, TCG_REG_SP, 4 * (*arg_num));
+ }
+ (*arg_num)++;
+}
+
+static inline void tcg_out_call_iarg_reg64(TCGContext *s, int *arg_num,
+ TCGReg arg_low, TCGReg arg_high)
+{
+ (*arg_num) = (*arg_num + 1) & ~1;
+
+#if defined(TCG_TARGET_WORDS_BIGENDIAN)
+ tcg_out_call_iarg_reg32(s, arg_num, arg_high);
+ tcg_out_call_iarg_reg32(s, arg_num, arg_low);
+#else
+ tcg_out_call_iarg_reg32(s, arg_num, arg_low);
+ tcg_out_call_iarg_reg32(s, arg_num, arg_high);
+#endif
+}
+
+static void tcg_out_brcond(TCGContext *s, TCGCond cond, TCGArg arg1,
+ TCGArg arg2, int label_index)
{
TCGLabel *l = &s->labels[label_index];
switch (cond) {
case TCG_COND_EQ:
- tcg_out_opc_imm(s, OPC_BEQ, arg1, arg2, 0);
+ tcg_out_opc_br(s, OPC_BEQ, arg1, arg2);
break;
case TCG_COND_NE:
- tcg_out_opc_imm(s, OPC_BNE, arg1, arg2, 0);
+ tcg_out_opc_br(s, OPC_BNE, arg1, arg2);
break;
case TCG_COND_LT:
- tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2);
- tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
+ if (arg2 == 0) {
+ tcg_out_opc_br(s, OPC_BLTZ, 0, arg1);
+ } else {
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2);
+ tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO);
+ }
break;
case TCG_COND_LTU:
tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg1, arg2);
- tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
+ tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO);
break;
case TCG_COND_GE:
- tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2);
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
+ if (arg2 == 0) {
+ tcg_out_opc_br(s, OPC_BGEZ, 0, arg1);
+ } else {
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg1, arg2);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO);
+ }
break;
case TCG_COND_GEU:
tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg1, arg2);
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO);
break;
case TCG_COND_LE:
- tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1);
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
+ if (arg2 == 0) {
+ tcg_out_opc_br(s, OPC_BLEZ, 0, arg1);
+ } else {
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO);
+ }
break;
case TCG_COND_LEU:
tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg2, arg1);
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO, 0);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_AT, TCG_REG_ZERO);
break;
case TCG_COND_GT:
- tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1);
- tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
+ if (arg2 == 0) {
+ tcg_out_opc_br(s, OPC_BGTZ, 0, arg1);
+ } else {
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, arg2, arg1);
+ tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO);
+ }
break;
case TCG_COND_GTU:
tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, arg2, arg1);
- tcg_out_opc_imm(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO, 0);
+ tcg_out_opc_br(s, OPC_BNE, TCG_REG_AT, TCG_REG_ZERO);
break;
default:
tcg_abort();
/* XXX: we implement it at the target level to avoid having to
handle cross basic blocks temporaries */
-static void tcg_out_brcond2(TCGContext *s, TCGCond cond, int arg1,
- int arg2, int arg3, int arg4, int label_index)
+static void tcg_out_brcond2(TCGContext *s, TCGCond cond, TCGArg arg1,
+ TCGArg arg2, TCGArg arg3, TCGArg arg4,
+ int label_index)
{
void *label_ptr;
}
label_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BNE, arg2, arg4, 0);
+ tcg_out_opc_br(s, OPC_BNE, arg2, arg4);
tcg_out_nop(s);
switch(cond) {
reloc_pc16(label_ptr, (tcg_target_long) s->code_ptr);
}
-static void tcg_out_setcond(TCGContext *s, TCGCond cond, int ret,
- int arg1, int arg2)
+static void tcg_out_movcond(TCGContext *s, TCGCond cond, TCGReg ret,
+ TCGArg c1, TCGArg c2, TCGArg v)
+{
+ switch (cond) {
+ case TCG_COND_EQ:
+ if (c1 == 0) {
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, c2);
+ } else if (c2 == 0) {
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, c1);
+ } else {
+ tcg_out_opc_reg(s, OPC_XOR, TCG_REG_AT, c1, c2);
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, TCG_REG_AT);
+ }
+ break;
+ case TCG_COND_NE:
+ if (c1 == 0) {
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, c2);
+ } else if (c2 == 0) {
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, c1);
+ } else {
+ tcg_out_opc_reg(s, OPC_XOR, TCG_REG_AT, c1, c2);
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, TCG_REG_AT);
+ }
+ break;
+ case TCG_COND_LT:
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, c1, c2);
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_LTU:
+ tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, c1, c2);
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_GE:
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, c1, c2);
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_GEU:
+ tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, c1, c2);
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_LE:
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, c2, c1);
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_LEU:
+ tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, c2, c1);
+ tcg_out_opc_reg(s, OPC_MOVZ, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_GT:
+ tcg_out_opc_reg(s, OPC_SLT, TCG_REG_AT, c2, c1);
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, TCG_REG_AT);
+ break;
+ case TCG_COND_GTU:
+ tcg_out_opc_reg(s, OPC_SLTU, TCG_REG_AT, c2, c1);
+ tcg_out_opc_reg(s, OPC_MOVN, ret, v, TCG_REG_AT);
+ break;
+ default:
+ tcg_abort();
+ break;
+ }
+}
+
+static void tcg_out_setcond(TCGContext *s, TCGCond cond, TCGReg ret,
+ TCGArg arg1, TCGArg arg2)
{
switch (cond) {
case TCG_COND_EQ:
/* XXX: we implement it at the target level to avoid having to
handle cross basic blocks temporaries */
-static void tcg_out_setcond2(TCGContext *s, TCGCond cond, int ret,
- int arg1, int arg2, int arg3, int arg4)
+static void tcg_out_setcond2(TCGContext *s, TCGCond cond, TCGReg ret,
+ TCGArg arg1, TCGArg arg2, TCGArg arg3, TCGArg arg4)
{
switch (cond) {
case TCG_COND_EQ:
#if defined(CONFIG_SOFTMMU)
-#include "../../softmmu_defs.h"
+#include "exec/softmmu_defs.h"
-static void *qemu_ld_helpers[4] = {
- __ldb_mmu,
- __ldw_mmu,
- __ldl_mmu,
- __ldq_mmu,
+/* helper signature: helper_ld_mmu(CPUState *env, target_ulong addr,
+ int mmu_idx) */
+static const void * const qemu_ld_helpers[4] = {
+ helper_ldb_mmu,
+ helper_ldw_mmu,
+ helper_ldl_mmu,
+ helper_ldq_mmu,
};
-static void *qemu_st_helpers[4] = {
- __stb_mmu,
- __stw_mmu,
- __stl_mmu,
- __stq_mmu,
+/* helper signature: helper_st_mmu(CPUState *env, target_ulong addr,
+ uintxx_t val, int mmu_idx) */
+static const void * const qemu_st_helpers[4] = {
+ helper_stb_mmu,
+ helper_stw_mmu,
+ helper_stl_mmu,
+ helper_stq_mmu,
};
#endif
static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
int opc)
{
- int addr_regl, addr_reg1, addr_meml;
- int data_regl, data_regh, data_reg1, data_reg2;
- int mem_index, s_bits;
+ TCGReg addr_regl, data_regl, data_regh, data_reg1, data_reg2;
#if defined(CONFIG_SOFTMMU)
void *label1_ptr, *label2_ptr;
- int sp_args;
-#endif
-#if TARGET_LONG_BITS == 64
-# if defined(CONFIG_SOFTMMU)
+ int arg_num;
+ int mem_index, s_bits;
+ int addr_meml;
+# if TARGET_LONG_BITS == 64
uint8_t *label3_ptr;
+ TCGReg addr_regh;
+ int addr_memh;
# endif
- int addr_regh, addr_reg2, addr_memh;
#endif
data_regl = *args++;
if (opc == 3)
else
data_regh = 0;
addr_regl = *args++;
-#if TARGET_LONG_BITS == 64
+#if defined(CONFIG_SOFTMMU)
+# if TARGET_LONG_BITS == 64
addr_regh = *args++;
-#endif
+# if defined(TCG_TARGET_WORDS_BIGENDIAN)
+ addr_memh = 0;
+ addr_meml = 4;
+# else
+ addr_memh = 4;
+ addr_meml = 0;
+# endif
+# else
+ addr_meml = 0;
+# endif
mem_index = *args;
s_bits = opc & 3;
+#endif
if (opc == 3) {
#if defined(TCG_TARGET_WORDS_BIGENDIAN)
data_reg1 = data_regl;
data_reg2 = 0;
}
-#if TARGET_LONG_BITS == 64
-# if defined(TCG_TARGET_WORDS_BIGENDIAN)
- addr_reg1 = addr_regh;
- addr_reg2 = addr_regl;
- addr_memh = 0;
- addr_meml = 4;
-# else
- addr_reg1 = addr_regl;
- addr_reg2 = addr_regh;
- addr_memh = 4;
- addr_meml = 0;
-# endif
-#else
- addr_reg1 = addr_regl;
- addr_meml = 0;
-#endif
-
#if defined(CONFIG_SOFTMMU)
tcg_out_opc_sa(s, OPC_SRL, TCG_REG_A0, addr_regl, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS);
tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_A0, TCG_REG_A0, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, TCG_AREG0);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0,
- offsetof(CPUState, tlb_table[mem_index][0].addr_read) + addr_meml);
+ offsetof(CPUArchState, tlb_table[mem_index][0].addr_read) + addr_meml);
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T0, TARGET_PAGE_MASK | ((1 << s_bits) - 1));
tcg_out_opc_reg(s, OPC_AND, TCG_REG_T0, TCG_REG_T0, addr_regl);
# if TARGET_LONG_BITS == 64
label3_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT, 0);
+ tcg_out_opc_br(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT);
tcg_out_nop(s);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0,
- offsetof(CPUState, tlb_table[mem_index][0].addr_read) + addr_memh);
+ offsetof(CPUArchState, tlb_table[mem_index][0].addr_read) + addr_memh);
label1_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BEQ, addr_regh, TCG_REG_AT, 0);
+ tcg_out_opc_br(s, OPC_BEQ, addr_regh, TCG_REG_AT);
tcg_out_nop(s);
reloc_pc16(label3_ptr, (tcg_target_long) s->code_ptr);
# else
label1_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT, 0);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT);
tcg_out_nop(s);
# endif
/* slow path */
- sp_args = TCG_REG_A0;
- tcg_out_mov(s, sp_args++, addr_reg1);
+ arg_num = 0;
+ tcg_out_call_iarg_reg32(s, &arg_num, TCG_AREG0);
# if TARGET_LONG_BITS == 64
- tcg_out_mov(s, sp_args++, addr_reg2);
+ tcg_out_call_iarg_reg64(s, &arg_num, addr_regl, addr_regh);
+# else
+ tcg_out_call_iarg_reg32(s, &arg_num, addr_regl);
# endif
- tcg_out_movi(s, TCG_TYPE_I32, sp_args++, mem_index);
+ tcg_out_call_iarg_imm32(s, &arg_num, mem_index);
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T9, (tcg_target_long)qemu_ld_helpers[s_bits]);
tcg_out_opc_reg(s, OPC_JALR, TCG_REG_RA, TCG_REG_T9, 0);
tcg_out_nop(s);
tcg_out_opc_imm(s, OPC_ANDI, data_reg1, TCG_REG_V0, 0xff);
break;
case 0 | 4:
- tcg_out_opc_sa(s, OPC_SLL, TCG_REG_V0, TCG_REG_V0, 24);
- tcg_out_opc_sa(s, OPC_SRA, data_reg1, TCG_REG_V0, 24);
+ tcg_out_ext8s(s, data_reg1, TCG_REG_V0);
break;
case 1:
tcg_out_opc_imm(s, OPC_ANDI, data_reg1, TCG_REG_V0, 0xffff);
break;
case 1 | 4:
- tcg_out_opc_sa(s, OPC_SLL, TCG_REG_V0, TCG_REG_V0, 16);
- tcg_out_opc_sa(s, OPC_SRA, data_reg1, TCG_REG_V0, 16);
+ tcg_out_ext16s(s, data_reg1, TCG_REG_V0);
break;
case 2:
- tcg_out_mov(s, data_reg1, TCG_REG_V0);
+ tcg_out_mov(s, TCG_TYPE_I32, data_reg1, TCG_REG_V0);
break;
case 3:
- tcg_out_mov(s, data_reg2, TCG_REG_V1);
- tcg_out_mov(s, data_reg1, TCG_REG_V0);
+ tcg_out_mov(s, TCG_TYPE_I32, data_reg2, TCG_REG_V1);
+ tcg_out_mov(s, TCG_TYPE_I32, data_reg1, TCG_REG_V0);
break;
default:
tcg_abort();
}
label2_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO, 0);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO);
tcg_out_nop(s);
/* label1: fast path */
reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_A0, TCG_REG_A0,
- offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml);
+ offsetof(CPUArchState, tlb_table[mem_index][0].addend));
tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_A0, addr_regl);
-
- addr_reg1 = TCG_REG_V0;
+#else
+ if (GUEST_BASE == (int16_t)GUEST_BASE) {
+ tcg_out_opc_imm(s, OPC_ADDIU, TCG_REG_V0, addr_regl, GUEST_BASE);
+ } else {
+ tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_V0, GUEST_BASE);
+ tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_V0, addr_regl);
+ }
#endif
switch(opc) {
case 0:
- tcg_out_opc_imm(s, OPC_LBU, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LBU, data_reg1, TCG_REG_V0, 0);
break;
case 0 | 4:
- tcg_out_opc_imm(s, OPC_LB, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LB, data_reg1, TCG_REG_V0, 0);
break;
case 1:
if (TCG_NEED_BSWAP) {
- tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, TCG_REG_V0, 0);
tcg_out_bswap16(s, data_reg1, TCG_REG_T0);
} else {
- tcg_out_opc_imm(s, OPC_LHU, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LHU, data_reg1, TCG_REG_V0, 0);
}
break;
case 1 | 4:
if (TCG_NEED_BSWAP) {
- tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LHU, TCG_REG_T0, TCG_REG_V0, 0);
tcg_out_bswap16s(s, data_reg1, TCG_REG_T0);
} else {
- tcg_out_opc_imm(s, OPC_LH, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LH, data_reg1, TCG_REG_V0, 0);
}
break;
case 2:
if (TCG_NEED_BSWAP) {
- tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, TCG_REG_V0, 0);
tcg_out_bswap32(s, data_reg1, TCG_REG_T0);
} else {
- tcg_out_opc_imm(s, OPC_LW, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LW, data_reg1, TCG_REG_V0, 0);
}
break;
case 3:
-#if !defined(CONFIG_SOFTMMU)
- tcg_out_mov(s, TCG_REG_V0, addr_reg1);
- addr_reg1 = TCG_REG_V0;
-#endif
if (TCG_NEED_BSWAP) {
- tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 4);
+ tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, TCG_REG_V0, 4);
tcg_out_bswap32(s, data_reg1, TCG_REG_T0);
- tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_LW, TCG_REG_T0, TCG_REG_V0, 0);
tcg_out_bswap32(s, data_reg2, TCG_REG_T0);
} else {
- tcg_out_opc_imm(s, OPC_LW, data_reg1, addr_reg1, 0);
- tcg_out_opc_imm(s, OPC_LW, data_reg2, addr_reg1, 4);
+ tcg_out_opc_imm(s, OPC_LW, data_reg1, TCG_REG_V0, 0);
+ tcg_out_opc_imm(s, OPC_LW, data_reg2, TCG_REG_V0, 4);
}
break;
default:
static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args,
int opc)
{
- int addr_regl, addr_reg1, addr_meml;
- int data_regl, data_regh, data_reg1, data_reg2;
- int mem_index, s_bits;
+ TCGReg addr_regl, data_regl, data_regh, data_reg1, data_reg2;
#if defined(CONFIG_SOFTMMU)
uint8_t *label1_ptr, *label2_ptr;
- int sp_args;
+ int arg_num;
+ int mem_index, s_bits;
+ int addr_meml;
#endif
#if TARGET_LONG_BITS == 64
# if defined(CONFIG_SOFTMMU)
uint8_t *label3_ptr;
+ TCGReg addr_regh;
+ int addr_memh;
# endif
- int addr_regh, addr_reg2, addr_memh;
#endif
-
data_regl = *args++;
if (opc == 3) {
data_regh = *args++;
-#if defined(TCG_TARGET_WORDS_BIGENDIAN)
- data_reg1 = data_regh;
- data_reg2 = data_regl;
-#else
- data_reg1 = data_regl;
- data_reg2 = data_regh;
-#endif
} else {
- data_reg1 = data_regl;
- data_reg2 = 0;
data_regh = 0;
}
addr_regl = *args++;
-#if TARGET_LONG_BITS == 64
+#if defined(CONFIG_SOFTMMU)
+# if TARGET_LONG_BITS == 64
addr_regh = *args++;
-# if defined(TCG_TARGET_WORDS_BIGENDIAN)
- addr_reg1 = addr_regh;
- addr_reg2 = addr_regl;
+# if defined(TCG_TARGET_WORDS_BIGENDIAN)
addr_memh = 0;
addr_meml = 4;
-# else
- addr_reg1 = addr_regl;
- addr_reg2 = addr_regh;
+# else
addr_memh = 4;
addr_meml = 0;
-# endif
-#else
- addr_reg1 = addr_regl;
+# endif
+# else
addr_meml = 0;
-#endif
+# endif
mem_index = *args;
s_bits = opc;
+#endif
+
+ if (opc == 3) {
+#if defined(TCG_TARGET_WORDS_BIGENDIAN)
+ data_reg1 = data_regh;
+ data_reg2 = data_regl;
+#else
+ data_reg1 = data_regl;
+ data_reg2 = data_regh;
+#endif
+ } else {
+ data_reg1 = data_regl;
+ data_reg2 = 0;
+ }
#if defined(CONFIG_SOFTMMU)
tcg_out_opc_sa(s, OPC_SRL, TCG_REG_A0, addr_regl, TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS);
tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_A0, TCG_REG_A0, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS);
tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, TCG_AREG0);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0,
- offsetof(CPUState, tlb_table[mem_index][0].addr_write) + addr_meml);
+ offsetof(CPUArchState, tlb_table[mem_index][0].addr_write) + addr_meml);
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T0, TARGET_PAGE_MASK | ((1 << s_bits) - 1));
tcg_out_opc_reg(s, OPC_AND, TCG_REG_T0, TCG_REG_T0, addr_regl);
# if TARGET_LONG_BITS == 64
label3_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT, 0);
+ tcg_out_opc_br(s, OPC_BNE, TCG_REG_T0, TCG_REG_AT);
tcg_out_nop(s);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_AT, TCG_REG_A0,
- offsetof(CPUState, tlb_table[mem_index][0].addr_write) + addr_memh);
+ offsetof(CPUArchState, tlb_table[mem_index][0].addr_write) + addr_memh);
label1_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BEQ, addr_regh, TCG_REG_AT, 0);
+ tcg_out_opc_br(s, OPC_BEQ, addr_regh, TCG_REG_AT);
tcg_out_nop(s);
reloc_pc16(label3_ptr, (tcg_target_long) s->code_ptr);
# else
label1_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT, 0);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_T0, TCG_REG_AT);
tcg_out_nop(s);
# endif
/* slow path */
- sp_args = TCG_REG_A0;
- tcg_out_mov(s, sp_args++, addr_reg1);
+ arg_num = 0;
+ tcg_out_call_iarg_reg32(s, &arg_num, TCG_AREG0);
# if TARGET_LONG_BITS == 64
- tcg_out_mov(s, sp_args++, addr_reg2);
+ tcg_out_call_iarg_reg64(s, &arg_num, addr_regl, addr_regh);
+# else
+ tcg_out_call_iarg_reg32(s, &arg_num, addr_regl);
# endif
switch(opc) {
case 0:
- tcg_out_opc_imm(s, OPC_ANDI, sp_args++, data_reg1, 0xff);
+ tcg_out_call_iarg_reg8(s, &arg_num, data_regl);
break;
case 1:
- tcg_out_opc_imm(s, OPC_ANDI, sp_args++, data_reg1, 0xffff);
+ tcg_out_call_iarg_reg16(s, &arg_num, data_regl);
break;
case 2:
- tcg_out_mov(s, sp_args++, data_reg1);
+ tcg_out_call_iarg_reg32(s, &arg_num, data_regl);
break;
case 3:
- sp_args = (sp_args + 1) & ~1;
- tcg_out_mov(s, sp_args++, data_reg1);
- tcg_out_mov(s, sp_args++, data_reg2);
+ tcg_out_call_iarg_reg64(s, &arg_num, data_regl, data_regh);
break;
default:
tcg_abort();
}
- if (sp_args > TCG_REG_A3) {
- /* Push mem_index on the stack */
- tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_AT, mem_index);
- tcg_out_st(s, TCG_TYPE_I32, TCG_REG_AT, TCG_REG_SP, 16);
- } else {
- tcg_out_movi(s, TCG_TYPE_I32, sp_args, mem_index);
- }
-
+ tcg_out_call_iarg_imm32(s, &arg_num, mem_index);
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T9, (tcg_target_long)qemu_st_helpers[s_bits]);
tcg_out_opc_reg(s, OPC_JALR, TCG_REG_RA, TCG_REG_T9, 0);
tcg_out_nop(s);
label2_ptr = s->code_ptr;
- tcg_out_opc_imm(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO, 0);
+ tcg_out_opc_br(s, OPC_BEQ, TCG_REG_ZERO, TCG_REG_ZERO);
tcg_out_nop(s);
/* label1: fast path */
reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_A0, TCG_REG_A0,
- offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml);
+ offsetof(CPUArchState, tlb_table[mem_index][0].addend));
tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, addr_regl);
+#else
+ if (GUEST_BASE == (int16_t)GUEST_BASE) {
+ tcg_out_opc_imm(s, OPC_ADDIU, TCG_REG_A0, addr_regl, GUEST_BASE);
+ } else {
+ tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A0, GUEST_BASE);
+ tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_A0, TCG_REG_A0, addr_regl);
+ }
- addr_reg1 = TCG_REG_A0;
#endif
switch(opc) {
case 0:
- tcg_out_opc_imm(s, OPC_SB, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_SB, data_reg1, TCG_REG_A0, 0);
break;
case 1:
if (TCG_NEED_BSWAP) {
- tcg_out_bswap16(s, TCG_REG_T0, data_reg1);
- tcg_out_opc_imm(s, OPC_SH, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_ANDI, TCG_REG_T0, data_reg1, 0xffff);
+ tcg_out_bswap16(s, TCG_REG_T0, TCG_REG_T0);
+ tcg_out_opc_imm(s, OPC_SH, TCG_REG_T0, TCG_REG_A0, 0);
} else {
- tcg_out_opc_imm(s, OPC_SH, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_SH, data_reg1, TCG_REG_A0, 0);
}
break;
case 2:
if (TCG_NEED_BSWAP) {
tcg_out_bswap32(s, TCG_REG_T0, data_reg1);
- tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, TCG_REG_A0, 0);
} else {
- tcg_out_opc_imm(s, OPC_SW, data_reg1, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_SW, data_reg1, TCG_REG_A0, 0);
}
break;
case 3:
if (TCG_NEED_BSWAP) {
tcg_out_bswap32(s, TCG_REG_T0, data_reg2);
- tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 0);
+ tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, TCG_REG_A0, 0);
tcg_out_bswap32(s, TCG_REG_T0, data_reg1);
- tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, addr_reg1, 4);
+ tcg_out_opc_imm(s, OPC_SW, TCG_REG_T0, TCG_REG_A0, 4);
} else {
- tcg_out_opc_imm(s, OPC_SW, data_reg1, addr_reg1, 0);
- tcg_out_opc_imm(s, OPC_SW, data_reg2, addr_reg1, 4);
+ tcg_out_opc_imm(s, OPC_SW, data_reg1, TCG_REG_A0, 0);
+ tcg_out_opc_imm(s, OPC_SW, data_reg2, TCG_REG_A0, 4);
}
break;
default:
tcg_out_opc_reg(s, OPC_JALR, TCG_REG_RA, args[0], 0);
tcg_out_nop(s);
break;
- case INDEX_op_jmp:
- tcg_out_opc_reg(s, OPC_JR, 0, args[0], 0);
- tcg_out_nop(s);
- break;
case INDEX_op_br:
tcg_out_brcond(s, TCG_COND_EQ, TCG_REG_ZERO, TCG_REG_ZERO, args[0]);
break;
case INDEX_op_mov_i32:
- tcg_out_mov(s, args[0], args[1]);
+ tcg_out_mov(s, TCG_TYPE_I32, args[0], args[1]);
break;
case INDEX_op_movi_i32:
tcg_out_movi(s, TCG_TYPE_I32, args[0], args[1]);
break;
case INDEX_op_ld8u_i32:
- tcg_out_ldst(s, OPC_LBU, args[0], args[1], args[2]);
+ tcg_out_ldst(s, OPC_LBU, args[0], args[1], args[2]);
break;
case INDEX_op_ld8s_i32:
tcg_out_ldst(s, OPC_LB, args[0], args[1], args[2]);
tcg_out_opc_reg(s, OPC_ADDU, args[1], args[3], args[5]);
}
tcg_out_opc_reg(s, OPC_ADDU, args[1], args[1], TCG_REG_T0);
- tcg_out_mov(s, args[0], TCG_REG_AT);
+ tcg_out_mov(s, TCG_TYPE_I32, args[0], TCG_REG_AT);
break;
case INDEX_op_sub_i32:
if (const_args[2]) {
tcg_out_opc_reg(s, OPC_SUBU, args[1], args[3], args[5]);
}
tcg_out_opc_reg(s, OPC_SUBU, args[1], args[1], TCG_REG_T0);
- tcg_out_mov(s, args[0], TCG_REG_AT);
+ tcg_out_mov(s, TCG_TYPE_I32, args[0], TCG_REG_AT);
break;
case INDEX_op_mul_i32:
+#if defined(__mips_isa_rev) && (__mips_isa_rev >= 1)
+ tcg_out_opc_reg(s, OPC_MUL, args[0], args[1], args[2]);
+#else
tcg_out_opc_reg(s, OPC_MULT, 0, args[1], args[2]);
tcg_out_opc_reg(s, OPC_MFLO, args[0], 0, 0);
+#endif
+ break;
+ case INDEX_op_muls2_i32:
+ tcg_out_opc_reg(s, OPC_MULT, 0, args[2], args[3]);
+ tcg_out_opc_reg(s, OPC_MFLO, args[0], 0, 0);
+ tcg_out_opc_reg(s, OPC_MFHI, args[1], 0, 0);
break;
case INDEX_op_mulu2_i32:
tcg_out_opc_reg(s, OPC_MULTU, 0, args[2], args[3]);
tcg_out_opc_reg(s, OPC_SRLV, args[0], args[2], args[1]);
}
break;
+ case INDEX_op_rotl_i32:
+ if (const_args[2]) {
+ tcg_out_opc_sa(s, OPC_ROTR, args[0], args[1], 0x20 - args[2]);
+ } else {
+ tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_AT, 32);
+ tcg_out_opc_reg(s, OPC_SUBU, TCG_REG_AT, TCG_REG_AT, args[2]);
+ tcg_out_opc_reg(s, OPC_ROTRV, args[0], TCG_REG_AT, args[1]);
+ }
+ break;
+ case INDEX_op_rotr_i32:
+ if (const_args[2]) {
+ tcg_out_opc_sa(s, OPC_ROTR, args[0], args[1], args[2]);
+ } else {
+ tcg_out_opc_reg(s, OPC_ROTRV, args[0], args[2], args[1]);
+ }
+ break;
+
+ /* The bswap routines do not work on non-R2 CPU. In that case
+ we let TCG generating the corresponding code. */
+ case INDEX_op_bswap16_i32:
+ tcg_out_bswap16(s, args[0], args[1]);
+ break;
+ case INDEX_op_bswap32_i32:
+ tcg_out_bswap32(s, args[0], args[1]);
+ break;
+
+ case INDEX_op_ext8s_i32:
+ tcg_out_ext8s(s, args[0], args[1]);
+ break;
+ case INDEX_op_ext16s_i32:
+ tcg_out_ext16s(s, args[0], args[1]);
+ break;
+
+ case INDEX_op_deposit_i32:
+ tcg_out_opc_imm(s, OPC_INS, args[0], args[2],
+ ((args[3] + args[4] - 1) << 11) | (args[3] << 6));
+ break;
case INDEX_op_brcond_i32:
tcg_out_brcond(s, args[2], args[0], args[1], args[3]);
tcg_out_brcond2(s, args[4], args[0], args[1], args[2], args[3], args[5]);
break;
+ case INDEX_op_movcond_i32:
+ tcg_out_movcond(s, args[5], args[0], args[1], args[2], args[3]);
+ break;
+
case INDEX_op_setcond_i32:
tcg_out_setcond(s, args[3], args[0], args[1], args[2]);
break;
{ INDEX_op_exit_tb, { } },
{ INDEX_op_goto_tb, { } },
{ INDEX_op_call, { "C" } },
- { INDEX_op_jmp, { "r" } },
{ INDEX_op_br, { } },
{ INDEX_op_mov_i32, { "r", "r" } },
{ INDEX_op_st16_i32, { "rZ", "r" } },
{ INDEX_op_st_i32, { "rZ", "r" } },
- { INDEX_op_add_i32, { "r", "rZ", "rJZ" } },
+ { INDEX_op_add_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_mul_i32, { "r", "rZ", "rZ" } },
+ { INDEX_op_muls2_i32, { "r", "r", "rZ", "rZ" } },
{ INDEX_op_mulu2_i32, { "r", "r", "rZ", "rZ" } },
{ INDEX_op_div_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_divu_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_rem_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_remu_i32, { "r", "rZ", "rZ" } },
- { INDEX_op_sub_i32, { "r", "rZ", "rJZ" } },
+ { INDEX_op_sub_i32, { "r", "rZ", "rJ" } },
- { INDEX_op_and_i32, { "r", "rZ", "rIZ" } },
+ { INDEX_op_and_i32, { "r", "rZ", "rI" } },
{ INDEX_op_nor_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_not_i32, { "r", "rZ" } },
{ INDEX_op_or_i32, { "r", "rZ", "rIZ" } },
{ INDEX_op_xor_i32, { "r", "rZ", "rIZ" } },
- { INDEX_op_shl_i32, { "r", "rZ", "riZ" } },
- { INDEX_op_shr_i32, { "r", "rZ", "riZ" } },
- { INDEX_op_sar_i32, { "r", "rZ", "riZ" } },
+ { INDEX_op_shl_i32, { "r", "rZ", "ri" } },
+ { INDEX_op_shr_i32, { "r", "rZ", "ri" } },
+ { INDEX_op_sar_i32, { "r", "rZ", "ri" } },
+ { INDEX_op_rotr_i32, { "r", "rZ", "ri" } },
+ { INDEX_op_rotl_i32, { "r", "rZ", "ri" } },
+
+ { INDEX_op_bswap16_i32, { "r", "r" } },
+ { INDEX_op_bswap32_i32, { "r", "r" } },
+
+ { INDEX_op_ext8s_i32, { "r", "rZ" } },
+ { INDEX_op_ext16s_i32, { "r", "rZ" } },
+
+ { INDEX_op_deposit_i32, { "r", "0", "rZ" } },
{ INDEX_op_brcond_i32, { "rZ", "rZ" } },
+ { INDEX_op_movcond_i32, { "r", "rZ", "rZ", "rZ", "0" } },
{ INDEX_op_setcond_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_setcond2_i32, { "r", "rZ", "rZ", "rZ", "rZ" } },
- { INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } },
- { INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } },
+ { INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJ", "rJ" } },
+ { INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJ", "rJ" } },
{ INDEX_op_brcond2_i32, { "rZ", "rZ", "rZ", "rZ" } },
#if TARGET_LONG_BITS == 32
};
static int tcg_target_callee_save_regs[] = {
- TCG_REG_S0,
+ TCG_REG_S0, /* used for the global env (TCG_AREG0) */
TCG_REG_S1,
TCG_REG_S2,
TCG_REG_S3,
TCG_REG_S5,
TCG_REG_S6,
TCG_REG_S7,
- TCG_REG_GP,
- /* TCG_REG_FP, */ /* currently used for the global env, so np
- need to save */
+ TCG_REG_FP,
TCG_REG_RA, /* should be last for ABI compliance */
};
/* Generate global QEMU prologue and epilogue code */
-void tcg_target_qemu_prologue(TCGContext *s)
+static void tcg_target_qemu_prologue(TCGContext *s)
{
int i, frame_size;
- /* reserve some stack space */
+ /* reserve some stack space, also for TCG temps. */
frame_size = ARRAY_SIZE(tcg_target_callee_save_regs) * 4
- + TCG_STATIC_CALL_ARGS_SIZE;
+ + TCG_STATIC_CALL_ARGS_SIZE
+ + CPU_TEMP_BUF_NLONGS * sizeof(long);
frame_size = (frame_size + TCG_TARGET_STACK_ALIGN - 1) &
~(TCG_TARGET_STACK_ALIGN - 1);
+ tcg_set_frame(s, TCG_REG_SP, ARRAY_SIZE(tcg_target_callee_save_regs) * 4
+ + TCG_STATIC_CALL_ARGS_SIZE,
+ CPU_TEMP_BUF_NLONGS * sizeof(long));
/* TB prologue */
tcg_out_addi(s, TCG_REG_SP, -frame_size);
}
/* Call generated code */
- tcg_out_opc_reg(s, OPC_JR, 0, TCG_REG_A0, 0);
- tcg_out_nop(s);
+ tcg_out_opc_reg(s, OPC_JR, 0, tcg_target_call_iarg_regs[1], 0);
+ tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]);
tb_ret_addr = s->code_ptr;
/* TB epilogue */
tcg_out_addi(s, TCG_REG_SP, frame_size);
}
-void tcg_target_init(TCGContext *s)
+static void tcg_target_init(TCGContext *s)
{
tcg_regset_set(tcg_target_available_regs[TCG_TYPE_I32], 0xffffffff);
tcg_regset_set(tcg_target_call_clobber_regs,
tcg_regset_set_reg(s->reserved_regs, TCG_REG_T0); /* internal use */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); /* return address */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); /* stack pointer */
+ tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); /* global pointer */
tcg_add_target_add_op_defs(mips_op_defs);
}
projects / qemu.git / blobdiff