static TCGv_ptr cpu_env;
static TCGv cpu_gpr[32], cpu_PC;
static TCGv cpu_HI[MIPS_DSP_ACC], cpu_LO[MIPS_DSP_ACC], cpu_ACX[MIPS_DSP_ACC];
-static TCGv cpu_dspctrl, btarget;
-static TCGv bcond;
-static TCGv_i32 fpu_fpr32[32], fpu_fpr32h[32];
+static TCGv cpu_dspctrl, btarget, bcond;
+static TCGv_i32 hflags;
static TCGv_i32 fpu_fcr0, fpu_fcr31;
#include "gen-icount.h"
"f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", };
-static const char *fregnames_h[] =
- { "h0", "h1", "h2", "h3", "h4", "h5", "h6", "h7",
- "h8", "h9", "h10", "h11", "h12", "h13", "h14", "h15",
- "h16", "h17", "h18", "h19", "h20", "h21", "h22", "h23",
- "h24", "h25", "h26", "h27", "h28", "h29", "h30", "h31", };
-
#ifdef MIPS_DEBUG_DISAS
#define MIPS_DEBUG(fmt, args...) \
qemu_log_mask(CPU_LOG_TB_IN_ASM, \
/* Floating point register moves. */
static inline void gen_load_fpr32 (TCGv_i32 t, int reg)
{
- tcg_gen_mov_i32(t, fpu_fpr32[reg]);
+ tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, active_fpu.fpr[reg].w[FP_ENDIAN_IDX]));
}
static inline void gen_store_fpr32 (TCGv_i32 t, int reg)
{
- tcg_gen_mov_i32(fpu_fpr32[reg], t);
+ tcg_gen_st_i32(t, cpu_env, offsetof(CPUState, active_fpu.fpr[reg].w[FP_ENDIAN_IDX]));
+}
+
+static inline void gen_load_fpr32h (TCGv_i32 t, int reg)
+{
+ tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, active_fpu.fpr[reg].w[!FP_ENDIAN_IDX]));
+}
+
+static inline void gen_store_fpr32h (TCGv_i32 t, int reg)
+{
+ tcg_gen_st_i32(t, cpu_env, offsetof(CPUState, active_fpu.fpr[reg].w[!FP_ENDIAN_IDX]));
}
static inline void gen_load_fpr64 (DisasContext *ctx, TCGv_i64 t, int reg)
{
if (ctx->hflags & MIPS_HFLAG_F64) {
- tcg_gen_concat_i32_i64(t, fpu_fpr32[reg], fpu_fpr32h[reg]);
+ tcg_gen_ld_i64(t, cpu_env, offsetof(CPUState, active_fpu.fpr[reg].d));
} else {
- tcg_gen_concat_i32_i64(t, fpu_fpr32[reg & ~1], fpu_fpr32[reg | 1]);
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ gen_load_fpr32(t0, reg & ~1);
+ gen_load_fpr32(t1, reg | 1);
+ tcg_gen_concat_i32_i64(t, t0, t1);
+ tcg_temp_free_i32(t0);
+ tcg_temp_free_i32(t1);
}
}
static inline void gen_store_fpr64 (DisasContext *ctx, TCGv_i64 t, int reg)
{
if (ctx->hflags & MIPS_HFLAG_F64) {
- tcg_gen_trunc_i64_i32(fpu_fpr32[reg], t);
- tcg_gen_shri_i64(t, t, 32);
- tcg_gen_trunc_i64_i32(fpu_fpr32h[reg], t);
+ tcg_gen_st_i64(t, cpu_env, offsetof(CPUState, active_fpu.fpr[reg].d));
} else {
- tcg_gen_trunc_i64_i32(fpu_fpr32[reg & ~1], t);
- tcg_gen_shri_i64(t, t, 32);
- tcg_gen_trunc_i64_i32(fpu_fpr32[reg | 1], t);
+ TCGv_i64 t0 = tcg_temp_new_i64();
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ tcg_gen_trunc_i64_i32(t1, t);
+ gen_store_fpr32(t1, reg & ~1);
+ tcg_gen_shri_i64(t0, t, 32);
+ tcg_gen_trunc_i64_i32(t1, t0);
+ gen_store_fpr32(t1, reg | 1);
+ tcg_temp_free_i32(t1);
+ tcg_temp_free_i64(t0);
}
}
-static inline void gen_load_fpr32h (TCGv_i32 t, int reg)
-{
- tcg_gen_mov_i32(t, fpu_fpr32h[reg]);
-}
-
-static inline void gen_store_fpr32h (TCGv_i32 t, int reg)
-{
- tcg_gen_mov_i32(fpu_fpr32h[reg], t);
-}
-
-static inline void get_fp_cond (TCGv_i32 t)
+static inline int get_fp_bit (int cc)
{
- TCGv_i32 r_tmp1 = tcg_temp_new_i32();
- TCGv_i32 r_tmp2 = tcg_temp_new_i32();
-
- tcg_gen_shri_i32(r_tmp2, fpu_fcr31, 24);
- tcg_gen_andi_i32(r_tmp2, r_tmp2, 0xfe);
- tcg_gen_shri_i32(r_tmp1, fpu_fcr31, 23);
- tcg_gen_andi_i32(r_tmp1, r_tmp1, 0x1);
- tcg_gen_or_i32(t, r_tmp1, r_tmp2);
- tcg_temp_free_i32(r_tmp1);
- tcg_temp_free_i32(r_tmp2);
+ if (cc)
+ return 24 + cc;
+ else
+ return 23;
}
#define FOP_CONDS(type, fmt, bits) \
ctx->saved_pc = ctx->pc;
}
if (ctx->hflags != ctx->saved_hflags) {
- TCGv_i32 r_tmp = tcg_temp_new_i32();
-
- tcg_gen_movi_i32(r_tmp, ctx->hflags);
- tcg_gen_st_i32(r_tmp, cpu_env, offsetof(CPUState, hflags));
- tcg_temp_free_i32(r_tmp);
+ tcg_gen_movi_i32(hflags, ctx->hflags);
ctx->saved_hflags = ctx->hflags;
switch (ctx->hflags & MIPS_HFLAG_BMASK) {
case MIPS_HFLAG_BR:
tcg_gen_movi_tl(cpu_LO[0], 0);
opn = "mtlo";
break;
- default:
- MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
- return;
}
MIPS_DEBUG("%s %s", opn, regnames[reg]);
}
int rs, int rt)
{
const char *opn = "mul/div";
- TCGv t0 = tcg_temp_local_new();
- TCGv t1 = tcg_temp_local_new();
+ TCGv t0, t1;
+
+ switch (opc) {
+ case OPC_DIV:
+ case OPC_DIVU:
+#if defined(TARGET_MIPS64)
+ case OPC_DDIV:
+ case OPC_DDIVU:
+#endif
+ t0 = tcg_temp_local_new();
+ t1 = tcg_temp_local_new();
+ break;
+ default:
+ t0 = tcg_temp_new();
+ t1 = tcg_temp_new();
+ break;
+ }
gen_load_gpr(t0, rs);
gen_load_gpr(t1, rt);
case OPC_DIV:
{
int l1 = gen_new_label();
+ int l2 = gen_new_label();
+ tcg_gen_ext32s_tl(t0, t0);
+ tcg_gen_ext32s_tl(t1, t1);
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
- {
- int l2 = gen_new_label();
- TCGv_i32 r_tmp1 = tcg_temp_local_new_i32();
- TCGv_i32 r_tmp2 = tcg_temp_local_new_i32();
- TCGv_i32 r_tmp3 = tcg_temp_local_new_i32();
-
- tcg_gen_trunc_tl_i32(r_tmp1, t0);
- tcg_gen_trunc_tl_i32(r_tmp2, t1);
- tcg_gen_brcondi_i32(TCG_COND_NE, r_tmp1, -1 << 31, l2);
- tcg_gen_brcondi_i32(TCG_COND_NE, r_tmp2, -1, l2);
- tcg_gen_ext32s_tl(cpu_LO[0], t0);
- tcg_gen_movi_tl(cpu_HI[0], 0);
- tcg_gen_br(l1);
- gen_set_label(l2);
- tcg_gen_div_i32(r_tmp3, r_tmp1, r_tmp2);
- tcg_gen_rem_i32(r_tmp2, r_tmp1, r_tmp2);
- tcg_gen_ext_i32_tl(cpu_LO[0], r_tmp3);
- tcg_gen_ext_i32_tl(cpu_HI[0], r_tmp2);
- tcg_temp_free_i32(r_tmp1);
- tcg_temp_free_i32(r_tmp2);
- tcg_temp_free_i32(r_tmp3);
- }
+ tcg_gen_brcondi_tl(TCG_COND_NE, t0, INT_MIN, l2);
+ tcg_gen_brcondi_tl(TCG_COND_NE, t1, -1, l2);
+
+ tcg_gen_mov_tl(cpu_LO[0], t0);
+ tcg_gen_movi_tl(cpu_HI[0], 0);
+ tcg_gen_br(l1);
+ gen_set_label(l2);
+ tcg_gen_div_tl(cpu_LO[0], t0, t1);
+ tcg_gen_rem_tl(cpu_HI[0], t0, t1);
+ tcg_gen_ext32s_tl(cpu_LO[0], cpu_LO[0]);
+ tcg_gen_ext32s_tl(cpu_HI[0], cpu_HI[0]);
gen_set_label(l1);
}
opn = "div";
{
int l1 = gen_new_label();
- tcg_gen_ext32s_tl(t1, t1);
+ tcg_gen_ext32u_tl(t0, t0);
+ tcg_gen_ext32u_tl(t1, t1);
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
- {
- TCGv_i32 r_tmp1 = tcg_temp_new_i32();
- TCGv_i32 r_tmp2 = tcg_temp_new_i32();
- TCGv_i32 r_tmp3 = tcg_temp_new_i32();
-
- tcg_gen_trunc_tl_i32(r_tmp1, t0);
- tcg_gen_trunc_tl_i32(r_tmp2, t1);
- tcg_gen_divu_i32(r_tmp3, r_tmp1, r_tmp2);
- tcg_gen_remu_i32(r_tmp1, r_tmp1, r_tmp2);
- tcg_gen_ext_i32_tl(cpu_LO[0], r_tmp3);
- tcg_gen_ext_i32_tl(cpu_HI[0], r_tmp1);
- tcg_temp_free_i32(r_tmp1);
- tcg_temp_free_i32(r_tmp2);
- tcg_temp_free_i32(r_tmp3);
- }
+ tcg_gen_divu_tl(cpu_LO[0], t0, t1);
+ tcg_gen_remu_tl(cpu_HI[0], t0, t1);
+ tcg_gen_ext32s_tl(cpu_LO[0], cpu_LO[0]);
+ tcg_gen_ext32s_tl(cpu_HI[0], cpu_HI[0]);
gen_set_label(l1);
}
opn = "divu";
break;
case OPC_MULT:
{
- TCGv_i64 r_tmp1 = tcg_temp_new_i64();
- TCGv_i64 r_tmp2 = tcg_temp_new_i64();
-
- tcg_gen_ext_tl_i64(r_tmp1, t0);
- tcg_gen_ext_tl_i64(r_tmp2, t1);
- tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_temp_free_i64(r_tmp2);
- tcg_gen_trunc_i64_tl(t0, r_tmp1);
- tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
- tcg_gen_trunc_i64_tl(t1, r_tmp1);
- tcg_temp_free_i64(r_tmp1);
+ TCGv_i64 t2 = tcg_temp_new_i64();
+ TCGv_i64 t3 = tcg_temp_new_i64();
+
+ tcg_gen_ext_tl_i64(t2, t0);
+ tcg_gen_ext_tl_i64(t3, t1);
+ tcg_gen_mul_i64(t2, t2, t3);
+ tcg_temp_free_i64(t3);
+ tcg_gen_trunc_i64_tl(t0, t2);
+ tcg_gen_shri_i64(t2, t2, 32);
+ tcg_gen_trunc_i64_tl(t1, t2);
+ tcg_temp_free_i64(t2);
tcg_gen_ext32s_tl(cpu_LO[0], t0);
tcg_gen_ext32s_tl(cpu_HI[0], t1);
}
break;
case OPC_MULTU:
{
- TCGv_i64 r_tmp1 = tcg_temp_new_i64();
- TCGv_i64 r_tmp2 = tcg_temp_new_i64();
+ TCGv_i64 t2 = tcg_temp_new_i64();
+ TCGv_i64 t3 = tcg_temp_new_i64();
tcg_gen_ext32u_tl(t0, t0);
tcg_gen_ext32u_tl(t1, t1);
- tcg_gen_extu_tl_i64(r_tmp1, t0);
- tcg_gen_extu_tl_i64(r_tmp2, t1);
- tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_temp_free_i64(r_tmp2);
- tcg_gen_trunc_i64_tl(t0, r_tmp1);
- tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
- tcg_gen_trunc_i64_tl(t1, r_tmp1);
- tcg_temp_free_i64(r_tmp1);
+ tcg_gen_extu_tl_i64(t2, t0);
+ tcg_gen_extu_tl_i64(t3, t1);
+ tcg_gen_mul_i64(t2, t2, t3);
+ tcg_temp_free_i64(t3);
+ tcg_gen_trunc_i64_tl(t0, t2);
+ tcg_gen_shri_i64(t2, t2, 32);
+ tcg_gen_trunc_i64_tl(t1, t2);
+ tcg_temp_free_i64(t2);
tcg_gen_ext32s_tl(cpu_LO[0], t0);
tcg_gen_ext32s_tl(cpu_HI[0], t1);
}
case OPC_DDIV:
{
int l1 = gen_new_label();
+ int l2 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
- {
- int l2 = gen_new_label();
-
- tcg_gen_brcondi_tl(TCG_COND_NE, t0, -1LL << 63, l2);
- tcg_gen_brcondi_tl(TCG_COND_NE, t1, -1LL, l2);
- tcg_gen_mov_tl(cpu_LO[0], t0);
- tcg_gen_movi_tl(cpu_HI[0], 0);
- tcg_gen_br(l1);
- gen_set_label(l2);
- tcg_gen_div_i64(cpu_LO[0], t0, t1);
- tcg_gen_rem_i64(cpu_HI[0], t0, t1);
- }
+ tcg_gen_brcondi_tl(TCG_COND_NE, t0, -1LL << 63, l2);
+ tcg_gen_brcondi_tl(TCG_COND_NE, t1, -1LL, l2);
+ tcg_gen_mov_tl(cpu_LO[0], t0);
+ tcg_gen_movi_tl(cpu_HI[0], 0);
+ tcg_gen_br(l1);
+ gen_set_label(l2);
+ tcg_gen_div_i64(cpu_LO[0], t0, t1);
+ tcg_gen_rem_i64(cpu_HI[0], t0, t1);
gen_set_label(l1);
}
opn = "ddiv";
#endif
case OPC_MADD:
{
- TCGv_i64 r_tmp1 = tcg_temp_new_i64();
- TCGv_i64 r_tmp2 = tcg_temp_new_i64();
-
- tcg_gen_ext_tl_i64(r_tmp1, t0);
- tcg_gen_ext_tl_i64(r_tmp2, t1);
- tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
- tcg_gen_add_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_temp_free_i64(r_tmp2);
- tcg_gen_trunc_i64_tl(t0, r_tmp1);
- tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
- tcg_gen_trunc_i64_tl(t1, r_tmp1);
- tcg_temp_free_i64(r_tmp1);
+ TCGv_i64 t2 = tcg_temp_new_i64();
+ TCGv_i64 t3 = tcg_temp_new_i64();
+
+ tcg_gen_ext_tl_i64(t2, t0);
+ tcg_gen_ext_tl_i64(t3, t1);
+ tcg_gen_mul_i64(t2, t2, t3);
+ tcg_gen_concat_tl_i64(t3, cpu_LO[0], cpu_HI[0]);
+ tcg_gen_add_i64(t2, t2, t3);
+ tcg_temp_free_i64(t3);
+ tcg_gen_trunc_i64_tl(t0, t2);
+ tcg_gen_shri_i64(t2, t2, 32);
+ tcg_gen_trunc_i64_tl(t1, t2);
+ tcg_temp_free_i64(t2);
tcg_gen_ext32s_tl(cpu_LO[0], t0);
tcg_gen_ext32s_tl(cpu_LO[1], t1);
}
break;
case OPC_MADDU:
{
- TCGv_i64 r_tmp1 = tcg_temp_new_i64();
- TCGv_i64 r_tmp2 = tcg_temp_new_i64();
+ TCGv_i64 t2 = tcg_temp_new_i64();
+ TCGv_i64 t3 = tcg_temp_new_i64();
tcg_gen_ext32u_tl(t0, t0);
tcg_gen_ext32u_tl(t1, t1);
- tcg_gen_extu_tl_i64(r_tmp1, t0);
- tcg_gen_extu_tl_i64(r_tmp2, t1);
- tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
- tcg_gen_add_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_temp_free_i64(r_tmp2);
- tcg_gen_trunc_i64_tl(t0, r_tmp1);
- tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
- tcg_gen_trunc_i64_tl(t1, r_tmp1);
- tcg_temp_free_i64(r_tmp1);
+ tcg_gen_extu_tl_i64(t2, t0);
+ tcg_gen_extu_tl_i64(t3, t1);
+ tcg_gen_mul_i64(t2, t2, t3);
+ tcg_gen_concat_tl_i64(t3, cpu_LO[0], cpu_HI[0]);
+ tcg_gen_add_i64(t2, t2, t3);
+ tcg_temp_free_i64(t3);
+ tcg_gen_trunc_i64_tl(t0, t2);
+ tcg_gen_shri_i64(t2, t2, 32);
+ tcg_gen_trunc_i64_tl(t1, t2);
+ tcg_temp_free_i64(t2);
tcg_gen_ext32s_tl(cpu_LO[0], t0);
tcg_gen_ext32s_tl(cpu_HI[0], t1);
}
break;
case OPC_MSUB:
{
- TCGv_i64 r_tmp1 = tcg_temp_new_i64();
- TCGv_i64 r_tmp2 = tcg_temp_new_i64();
-
- tcg_gen_ext_tl_i64(r_tmp1, t0);
- tcg_gen_ext_tl_i64(r_tmp2, t1);
- tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
- tcg_gen_sub_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_temp_free_i64(r_tmp2);
- tcg_gen_trunc_i64_tl(t0, r_tmp1);
- tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
- tcg_gen_trunc_i64_tl(t1, r_tmp1);
- tcg_temp_free_i64(r_tmp1);
+ TCGv_i64 t2 = tcg_temp_new_i64();
+ TCGv_i64 t3 = tcg_temp_new_i64();
+
+ tcg_gen_ext_tl_i64(t2, t0);
+ tcg_gen_ext_tl_i64(t3, t1);
+ tcg_gen_mul_i64(t2, t2, t3);
+ tcg_gen_concat_tl_i64(t3, cpu_LO[0], cpu_HI[0]);
+ tcg_gen_sub_i64(t2, t2, t3);
+ tcg_temp_free_i64(t3);
+ tcg_gen_trunc_i64_tl(t0, t2);
+ tcg_gen_shri_i64(t2, t2, 32);
+ tcg_gen_trunc_i64_tl(t1, t2);
+ tcg_temp_free_i64(t2);
tcg_gen_ext32s_tl(cpu_LO[0], t0);
tcg_gen_ext32s_tl(cpu_HI[0], t1);
}
break;
case OPC_MSUBU:
{
- TCGv_i64 r_tmp1 = tcg_temp_new_i64();
- TCGv_i64 r_tmp2 = tcg_temp_new_i64();
+ TCGv_i64 t2 = tcg_temp_new_i64();
+ TCGv_i64 t3 = tcg_temp_new_i64();
tcg_gen_ext32u_tl(t0, t0);
tcg_gen_ext32u_tl(t1, t1);
- tcg_gen_extu_tl_i64(r_tmp1, t0);
- tcg_gen_extu_tl_i64(r_tmp2, t1);
- tcg_gen_mul_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_gen_concat_tl_i64(r_tmp2, cpu_LO[0], cpu_HI[0]);
- tcg_gen_sub_i64(r_tmp1, r_tmp1, r_tmp2);
- tcg_temp_free_i64(r_tmp2);
- tcg_gen_trunc_i64_tl(t0, r_tmp1);
- tcg_gen_shri_i64(r_tmp1, r_tmp1, 32);
- tcg_gen_trunc_i64_tl(t1, r_tmp1);
- tcg_temp_free_i64(r_tmp1);
+ tcg_gen_extu_tl_i64(t2, t0);
+ tcg_gen_extu_tl_i64(t3, t1);
+ tcg_gen_mul_i64(t2, t2, t3);
+ tcg_gen_concat_tl_i64(t3, cpu_LO[0], cpu_HI[0]);
+ tcg_gen_sub_i64(t2, t2, t3);
+ tcg_temp_free_i64(t3);
+ tcg_gen_trunc_i64_tl(t0, t2);
+ tcg_gen_shri_i64(t2, t2, 32);
+ tcg_gen_trunc_i64_tl(t1, t2);
+ tcg_temp_free_i64(t2);
tcg_gen_ext32s_tl(cpu_LO[0], t0);
tcg_gen_ext32s_tl(cpu_HI[0], t1);
}
switch (op) {
case OPC_BC1F:
- {
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0x1 << cc);
- tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
- }
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_not_i32(t0, t0);
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
opn = "bc1f";
goto not_likely;
case OPC_BC1FL:
- {
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0x1 << cc);
- tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
- }
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_not_i32(t0, t0);
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
opn = "bc1fl";
goto likely;
case OPC_BC1T:
- {
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0x1 << cc);
- tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
- }
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
opn = "bc1t";
goto not_likely;
case OPC_BC1TL:
- {
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0x1 << cc);
- tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
- }
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
opn = "bc1tl";
likely:
ctx->hflags |= MIPS_HFLAG_BL;
break;
case OPC_BC1FANY2:
{
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0x3 << cc);
- tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+1));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_temp_free_i32(t1);
+ tcg_gen_not_i32(t0, t0);
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
}
opn = "bc1any2f";
goto not_likely;
case OPC_BC1TANY2:
{
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0x3 << cc);
- tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+1));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_temp_free_i32(t1);
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
}
opn = "bc1any2t";
goto not_likely;
case OPC_BC1FANY4:
{
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0xf << cc);
- tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+1));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+2));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+3));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_temp_free_i32(t1);
+ tcg_gen_not_i32(t0, t0);
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
}
opn = "bc1any4f";
goto not_likely;
case OPC_BC1TANY4:
{
- int l1 = gen_new_label();
- int l2 = gen_new_label();
-
- get_fp_cond(t0);
- tcg_gen_andi_i32(t0, t0, 0xf << cc);
- tcg_gen_brcondi_i32(TCG_COND_NE, t0, 0, l1);
- tcg_gen_movi_tl(bcond, 0);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_movi_tl(bcond, 1);
- gen_set_label(l2);
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ tcg_gen_shri_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+1));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+2));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_gen_shri_i32(t1, fpu_fcr31, get_fp_bit(cc+3));
+ tcg_gen_or_i32(t0, t0, t1);
+ tcg_temp_free_i32(t1);
+ tcg_gen_andi_i32(t0, t0, 1);
+ tcg_gen_extu_i32_tl(bcond, t0);
}
opn = "bc1any4t";
not_likely:
static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf)
{
- int l1 = gen_new_label();
- uint32_t ccbit;
+ int l1;
TCGCond cond;
- TCGv t0 = tcg_temp_local_new();
- TCGv_i32 r_tmp = tcg_temp_new_i32();
+ TCGv_i32 t0;
+
+ if (rd == 0) {
+ /* Treat as NOP. */
+ return;
+ }
- if (cc)
- ccbit = 1 << (24 + cc);
- else
- ccbit = 1 << 23;
if (tf)
cond = TCG_COND_EQ;
else
cond = TCG_COND_NE;
- gen_load_gpr(t0, rd);
- tcg_gen_andi_i32(r_tmp, fpu_fcr31, ccbit);
- tcg_gen_brcondi_i32(cond, r_tmp, 0, l1);
- tcg_temp_free_i32(r_tmp);
- gen_load_gpr(t0, rs);
+ l1 = gen_new_label();
+ t0 = tcg_temp_new_i32();
+ tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_brcondi_i32(cond, t0, 0, l1);
+ if (rs == 0) {
+ tcg_gen_movi_tl(cpu_gpr[rd], 0);
+ } else {
+ tcg_gen_mov_tl(cpu_gpr[rd], cpu_gpr[rs]);
+ }
gen_set_label(l1);
- gen_store_gpr(t0, rd);
- tcg_temp_free(t0);
+ tcg_temp_free_i32(t0);
}
static inline void gen_movcf_s (int fs, int fd, int cc, int tf)
{
- uint32_t ccbit;
int cond;
- TCGv_i32 r_tmp1 = tcg_temp_new_i32();
- TCGv_i32 fp0 = tcg_temp_local_new_i32();
+ TCGv_i32 t0 = tcg_temp_new_i32();
int l1 = gen_new_label();
- if (cc)
- ccbit = 1 << (24 + cc);
- else
- ccbit = 1 << 23;
-
if (tf)
cond = TCG_COND_EQ;
else
cond = TCG_COND_NE;
- gen_load_fpr32(fp0, fd);
- tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit);
- tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
- tcg_temp_free_i32(r_tmp1);
- gen_load_fpr32(fp0, fs);
+ tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_brcondi_i32(cond, t0, 0, l1);
+ gen_load_fpr32(t0, fs);
+ gen_store_fpr32(t0, fd);
gen_set_label(l1);
- gen_store_fpr32(fp0, fd);
- tcg_temp_free_i32(fp0);
+ tcg_temp_free_i32(t0);
}
static inline void gen_movcf_d (DisasContext *ctx, int fs, int fd, int cc, int tf)
{
- uint32_t ccbit;
int cond;
- TCGv_i32 r_tmp1 = tcg_temp_new_i32();
- TCGv_i64 fp0 = tcg_temp_local_new_i64();
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i64 fp0;
int l1 = gen_new_label();
- if (cc)
- ccbit = 1 << (24 + cc);
- else
- ccbit = 1 << 23;
-
if (tf)
cond = TCG_COND_EQ;
else
cond = TCG_COND_NE;
- gen_load_fpr64(ctx, fp0, fd);
- tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit);
- tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
- tcg_temp_free_i32(r_tmp1);
+ tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_brcondi_i32(cond, t0, 0, l1);
+ fp0 = tcg_temp_local_new_i64();
gen_load_fpr64(ctx, fp0, fs);
- gen_set_label(l1);
gen_store_fpr64(ctx, fp0, fd);
tcg_temp_free_i64(fp0);
+ gen_set_label(l1);
+ tcg_temp_free_i32(t0);
}
static inline void gen_movcf_ps (int fs, int fd, int cc, int tf)
{
- uint32_t ccbit1, ccbit2;
int cond;
- TCGv_i32 r_tmp1 = tcg_temp_new_i32();
- TCGv_i32 fp0 = tcg_temp_local_new_i32();
+ TCGv_i32 t0 = tcg_temp_new_i32();
int l1 = gen_new_label();
int l2 = gen_new_label();
- if (cc) {
- ccbit1 = 1 << (24 + cc);
- ccbit2 = 1 << (25 + cc);
- } else {
- ccbit1 = 1 << 23;
- ccbit2 = 1 << 25;
- }
-
if (tf)
cond = TCG_COND_EQ;
else
cond = TCG_COND_NE;
- gen_load_fpr32(fp0, fd);
- tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit1);
- tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
- gen_load_fpr32(fp0, fs);
+ tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
+ tcg_gen_brcondi_i32(cond, t0, 0, l1);
+ gen_load_fpr32(t0, fs);
+ gen_store_fpr32(t0, fd);
gen_set_label(l1);
- gen_store_fpr32(fp0, fd);
- gen_load_fpr32h(fp0, fd);
- tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit2);
- tcg_gen_brcondi_i32(cond, r_tmp1, 0, l2);
- gen_load_fpr32h(fp0, fs);
+ tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc+1));
+ tcg_gen_brcondi_i32(cond, t0, 0, l2);
+ gen_load_fpr32h(t0, fs);
+ gen_store_fpr32h(t0, fd);
gen_set_label(l2);
- gen_store_fpr32h(fp0, fd);
- tcg_temp_free_i32(r_tmp1);
- tcg_temp_free_i32(fp0);
+ tcg_temp_free_i32(t0);
}
MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4);
tcg_gen_brcondi_tl(TCG_COND_NE, bcond, 0, l1);
- {
- TCGv_i32 r_tmp = tcg_temp_new_i32();
-
- tcg_gen_movi_i32(r_tmp, ctx->hflags & ~MIPS_HFLAG_BMASK);
- tcg_gen_st_i32(r_tmp, cpu_env, offsetof(CPUState, hflags));
- tcg_temp_free_i32(r_tmp);
- }
+ tcg_gen_movi_i32(hflags, ctx->hflags & ~MIPS_HFLAG_BMASK);
gen_goto_tb(ctx, 1, ctx->pc + 4);
gen_set_label(l1);
}
offsetof(CPUState, bcond), "bcond");
btarget = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUState, btarget), "btarget");
- for (i = 0; i < 32; i++)
- fpu_fpr32[i] = tcg_global_mem_new_i32(TCG_AREG0,
- offsetof(CPUState, active_fpu.fpr[i].w[FP_ENDIAN_IDX]),
- fregnames[i]);
- for (i = 0; i < 32; i++)
- fpu_fpr32h[i] = tcg_global_mem_new_i32(TCG_AREG0,
- offsetof(CPUState, active_fpu.fpr[i].w[!FP_ENDIAN_IDX]),
- fregnames_h[i]);
+ hflags = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, hflags), "hflags");
+
fpu_fcr0 = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUState, active_fpu.fcr0),
"fcr0");
projects / qemu / blobdiff