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authorRichard Henderson <richard.henderson@linaro.org>2019-03-22 13:52:09 -0700
committerRichard Henderson <richard.henderson@linaro.org>2019-06-10 07:03:34 -0700
commita40ec84ee2b02086e27fab78a152c20b09c723cf (patch)
treecf5efed68e90ae2240ecf558eddb0e18d890e275 /tcg/arm
parent74433bf083b0766aba81534f92de13194f23ff3e (diff)
tcg: Create struct CPUTLB
Move all softmmu tlb data into this structure. Arrange the members so that we are able to place mask+table together and at a smaller absolute offset from ENV. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Acked-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/arm')
-rw-r--r--tcg/arm/tcg-target.inc.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/tcg/arm/tcg-target.inc.c b/tcg/arm/tcg-target.inc.c
index 7316504c9d..38de6d59c7 100644
--- a/tcg/arm/tcg-target.inc.c
+++ b/tcg/arm/tcg-target.inc.c
@@ -1220,12 +1220,8 @@ static TCGReg tcg_out_arg_reg64(TCGContext *s, TCGReg argreg,
#define TLB_SHIFT (CPU_TLB_ENTRY_BITS + CPU_TLB_BITS)
-/* We expect tlb_mask to be before tlb_table. */
-QEMU_BUILD_BUG_ON(offsetof(CPUArchState, tlb_table) <
- offsetof(CPUArchState, tlb_mask));
-
/* We expect to use a 20-bit unsigned offset from ENV. */
-QEMU_BUILD_BUG_ON(offsetof(CPUArchState, tlb_table[NB_MMU_MODES - 1])
+QEMU_BUILD_BUG_ON(offsetof(CPUArchState, tlb_.f[NB_MMU_MODES - 1].table)
> 0xfffff);
/* Load and compare a TLB entry, leaving the flags set. Returns the register
@@ -1236,8 +1232,8 @@ static TCGReg tcg_out_tlb_read(TCGContext *s, TCGReg addrlo, TCGReg addrhi,
{
int cmp_off = (is_load ? offsetof(CPUTLBEntry, addr_read)
: offsetof(CPUTLBEntry, addr_write));
- int mask_off = offsetof(CPUArchState, tlb_mask[mem_index]);
- int table_off = offsetof(CPUArchState, tlb_table[mem_index]);
+ int mask_off = offsetof(CPUArchState, tlb_.f[mem_index].mask);
+ int table_off = offsetof(CPUArchState, tlb_.f[mem_index].table);
TCGReg mask_base = TCG_AREG0, table_base = TCG_AREG0;
unsigned s_bits = opc & MO_SIZE;
unsigned a_bits = get_alignment_bits(opc);