diff mbox series

[34/35] tcg/aarch64: Use LDP to load tlb mask+table

Message ID 20190323190925.21324-35-richard.henderson@linaro.org
State Superseded
Headers show
Series tcg: Move the softmmu tlb to CPUNegativeOffsetState | expand

Commit Message

Richard Henderson March 23, 2019, 7:09 p.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 tcg/aarch64/tcg-target.inc.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

-- 
2.17.1
diff mbox series

Patch

diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c
index ac765137ae..979efbcfe4 100644
--- a/tcg/aarch64/tcg-target.inc.c
+++ b/tcg/aarch64/tcg-target.inc.c
@@ -1463,14 +1463,11 @@  static void tcg_out_tlb_read(TCGContext *s, TCGReg addr_reg, TCGMemOp opc,
                              tcg_insn_unit **label_ptr, int mem_index,
                              bool is_read)
 {
-    int fast_ofs = TLB_MASK_TABLE_OFS(mem_index);
-    int mask_ofs = fast_ofs + offsetof(CPUTLBDescFast, mask);
-    int table_ofs = fast_ofs + offsetof(CPUTLBDescFast, table);
     unsigned a_bits = get_alignment_bits(opc);
     unsigned s_bits = opc & MO_SIZE;
     unsigned a_mask = (1u << a_bits) - 1;
     unsigned s_mask = (1u << s_bits) - 1;
-    TCGReg mask_base = TCG_AREG0, table_base = TCG_AREG0, x3;
+    TCGReg x3;
     TCGType mask_type;
     uint64_t compare_mask;
 
@@ -1478,8 +1475,8 @@  static void tcg_out_tlb_read(TCGContext *s, TCGReg addr_reg, TCGMemOp opc,
                  ? TCG_TYPE_I64 : TCG_TYPE_I32);
 
     /* Load tlb_mask[mmu_idx] and tlb_table[mmu_idx].  */
-    tcg_out_ld(s, mask_type, TCG_REG_X0, mask_base, mask_ofs);
-    tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_X1, table_base, table_ofs);
+    tcg_out_insn(s, 3314, LDP, TCG_REG_X0, TCG_REG_X1, TCG_AREG0,
+                 TLB_MASK_TABLE_OFS(mem_index), 1, 0);
 
     /* Extract the TLB index from the address into X0.  */
     tcg_out_insn(s, 3502S, AND_LSR, mask_type == TCG_TYPE_I64,