diff options
Diffstat (limited to 'tcg/sparc')
| -rw-r--r-- | tcg/sparc/tcg-target.c | 36 |
1 files changed, 15 insertions, 21 deletions
diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c index b459886116..9d461a1aa7 100644 --- a/tcg/sparc/tcg-target.c +++ b/tcg/sparc/tcg-target.c @@ -480,19 +480,6 @@ static inline void tcg_out_addi(TCGContext *s, int reg, tcg_target_long val) } } -static inline void tcg_out_andi(TCGContext *s, int rd, int rs, - tcg_target_long val) -{ - if (val != 0) { - if (check_fit_tl(val, 13)) - tcg_out_arithi(s, rd, rs, val, ARITH_AND); - else { - tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_T1, val); - tcg_out_arith(s, rd, rs, TCG_REG_T1, ARITH_AND); - } - } -} - static void tcg_out_div32(TCGContext *s, int rd, int rs1, int val2, int val2const, int uns) { @@ -880,17 +867,24 @@ static int tcg_out_tlb_load(TCGContext *s, int addrlo_idx, int mem_index, tcg_out_arithi(s, r0, addrlo, 0, SHIFT_SRL); tcg_out_arithi(s, r1, args[addrlo_idx + 1], 32, SHIFT_SLLX); tcg_out_arith(s, r0, r0, r1, ARITH_OR); + addr = r0; } - /* Shift the page number down to tlb-entry. */ - tcg_out_arithi(s, r1, addrlo, - TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS, SHIFT_SRL); + /* Shift the page number down. */ + tcg_out_arithi(s, r1, addrlo, TARGET_PAGE_BITS, SHIFT_SRL); /* Mask out the page offset, except for the required alignment. */ - tcg_out_andi(s, r0, addr, TARGET_PAGE_MASK | ((1 << s_bits) - 1)); + tcg_out_movi(s, TCG_TYPE_TL, TCG_REG_T1, + TARGET_PAGE_MASK | ((1 << s_bits) - 1)); + + /* Mask the tlb index. */ + tcg_out_arithi(s, r1, r1, CPU_TLB_SIZE - 1, ARITH_AND); + + /* Mask page, part 2. */ + tcg_out_arith(s, r0, addr, TCG_REG_T1, ARITH_AND); - /* Compute tlb index, modulo tlb size. */ - tcg_out_andi(s, r1, r1, (CPU_TLB_SIZE - 1) << CPU_TLB_ENTRY_BITS); + /* Shift the tlb index into place. */ + tcg_out_arithi(s, r1, r1, CPU_TLB_ENTRY_BITS, SHIFT_SLL); /* Relative to the current ENV. */ tcg_out_arith(s, r1, TCG_AREG0, r1, ARITH_ADD); @@ -898,8 +892,8 @@ static int tcg_out_tlb_load(TCGContext *s, int addrlo_idx, int mem_index, /* Find a base address that can load both tlb comparator and addend. */ tlb_ofs = offsetof(CPUArchState, tlb_table[mem_index][0]); if (!check_fit_tl(tlb_ofs + sizeof(CPUTLBEntry), 13)) { - tcg_out_addi(s, r1, tlb_ofs); - tlb_ofs = 0; + tcg_out_addi(s, r1, tlb_ofs & ~0x3ff); + tlb_ofs &= 0x3ff; } /* Load the tlb comparator and the addend. */ |