diff options
Diffstat (limited to 'target-arm')
| -rw-r--r-- | target-arm/translate.c | 50 |
1 files changed, 22 insertions, 28 deletions
diff --git a/target-arm/translate.c b/target-arm/translate.c index baca14f245..e32b284d20 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -179,12 +179,6 @@ static void store_reg(DisasContext *s, int reg, TCGv var) dead_tmp(var); } - -/* Basic operations. */ -#define gen_op_movl_T1_im(im) tcg_gen_movi_i32(cpu_T[1], im) - -#define gen_op_addl_T1_im(im) tcg_gen_addi_i32(cpu_T[1], cpu_T[1], im) - /* Value extensions. */ #define gen_uxtb(var) tcg_gen_ext8u_i32(var, var) #define gen_uxth(var) tcg_gen_ext16u_i32(var, var) @@ -823,11 +817,6 @@ static inline void gen_st32(TCGv val, TCGv addr, int index) dead_tmp(val); } -static inline void gen_movl_T1_reg(DisasContext *s, int reg) -{ - load_reg_var(s, cpu_T[1], reg); -} - static inline void gen_set_pc_im(uint32_t val) { tcg_gen_movi_i32(cpu_R[15], val); @@ -1047,20 +1036,20 @@ VFP_GEN_FIX(uhto) VFP_GEN_FIX(ulto) #undef VFP_GEN_FIX -static inline void gen_vfp_ld(DisasContext *s, int dp) +static inline void gen_vfp_ld(DisasContext *s, int dp, TCGv addr) { if (dp) - tcg_gen_qemu_ld64(cpu_F0d, cpu_T[1], IS_USER(s)); + tcg_gen_qemu_ld64(cpu_F0d, addr, IS_USER(s)); else - tcg_gen_qemu_ld32u(cpu_F0s, cpu_T[1], IS_USER(s)); + tcg_gen_qemu_ld32u(cpu_F0s, addr, IS_USER(s)); } -static inline void gen_vfp_st(DisasContext *s, int dp) +static inline void gen_vfp_st(DisasContext *s, int dp, TCGv addr) { if (dp) - tcg_gen_qemu_st64(cpu_F0d, cpu_T[1], IS_USER(s)); + tcg_gen_qemu_st64(cpu_F0d, addr, IS_USER(s)); else - tcg_gen_qemu_st32(cpu_F0s, cpu_T[1], IS_USER(s)); + tcg_gen_qemu_st32(cpu_F0s, addr, IS_USER(s)); } static inline long @@ -2614,6 +2603,7 @@ static int disas_vfp_insn(CPUState * env, DisasContext *s, uint32_t insn) { uint32_t rd, rn, rm, op, i, n, offset, delta_d, delta_m, bank_mask; int dp, veclen; + TCGv addr; TCGv tmp; TCGv tmp2; @@ -3204,23 +3194,25 @@ static int disas_vfp_insn(CPUState * env, DisasContext *s, uint32_t insn) else rd = VFP_SREG_D(insn); if (s->thumb && rn == 15) { - gen_op_movl_T1_im(s->pc & ~2); + addr = new_tmp(); + tcg_gen_movi_i32(addr, s->pc & ~2); } else { - gen_movl_T1_reg(s, rn); + addr = load_reg(s, rn); } if ((insn & 0x01200000) == 0x01000000) { /* Single load/store */ offset = (insn & 0xff) << 2; if ((insn & (1 << 23)) == 0) offset = -offset; - gen_op_addl_T1_im(offset); + tcg_gen_addi_i32(addr, addr, offset); if (insn & (1 << 20)) { - gen_vfp_ld(s, dp); + gen_vfp_ld(s, dp, addr); gen_mov_vreg_F0(dp, rd); } else { gen_mov_F0_vreg(dp, rd); - gen_vfp_st(s, dp); + gen_vfp_st(s, dp, addr); } + dead_tmp(addr); } else { /* load/store multiple */ if (dp) @@ -3229,7 +3221,7 @@ static int disas_vfp_insn(CPUState * env, DisasContext *s, uint32_t insn) n = insn & 0xff; if (insn & (1 << 24)) /* pre-decrement */ - gen_op_addl_T1_im(-((insn & 0xff) << 2)); + tcg_gen_addi_i32(addr, addr, -((insn & 0xff) << 2)); if (dp) offset = 8; @@ -3238,14 +3230,14 @@ static int disas_vfp_insn(CPUState * env, DisasContext *s, uint32_t insn) for (i = 0; i < n; i++) { if (insn & ARM_CP_RW_BIT) { /* load */ - gen_vfp_ld(s, dp); + gen_vfp_ld(s, dp, addr); gen_mov_vreg_F0(dp, rd + i); } else { /* store */ gen_mov_F0_vreg(dp, rd + i); - gen_vfp_st(s, dp); + gen_vfp_st(s, dp, addr); } - gen_op_addl_T1_im(offset); + tcg_gen_addi_i32(addr, addr, offset); } if (insn & (1 << 21)) { /* writeback */ @@ -3257,8 +3249,10 @@ static int disas_vfp_insn(CPUState * env, DisasContext *s, uint32_t insn) offset = 0; if (offset != 0) - gen_op_addl_T1_im(offset); - gen_movl_reg_T1(s, rn); + tcg_gen_addi_i32(addr, addr, offset); + store_reg(s, rn, addr); + } else { + dead_tmp(addr); } } } |