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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-04-21 17:12:15 +0100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-05-16 16:30:29 -0700 |
| commit | 64741d9902ca1c0c111c53baa6bc11a55c2474c9 (patch) | |
| tree | 3b680f985a288a6758cf9470b6fc57a828033d66 /tcg | |
| parent | 1c5322d90cb0c5a3cf4723992f4baa21691542ca (diff) | |
| download | qemu-64741d9902ca1c0c111c53baa6bc11a55c2474c9.zip qemu-64741d9902ca1c0c111c53baa6bc11a55c2474c9.tar.gz qemu-64741d9902ca1c0c111c53baa6bc11a55c2474c9.tar.bz2 | |
tcg/aarch64: Use atom_and_align_for_opc
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/aarch64/tcg-target.c.inc | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc index 0cc719d..ea4108d 100644 --- a/tcg/aarch64/tcg-target.c.inc +++ b/tcg/aarch64/tcg-target.c.inc @@ -1593,6 +1593,7 @@ typedef struct { TCGReg base; TCGReg index; TCGType index_ext; + TCGAtomAlign aa; } HostAddress; bool tcg_target_has_memory_bswap(MemOp memop) @@ -1646,8 +1647,13 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, TCGType addr_type = TARGET_LONG_BITS == 64 ? TCG_TYPE_I64 : TCG_TYPE_I32; TCGLabelQemuLdst *ldst = NULL; MemOp opc = get_memop(oi); - unsigned a_bits = get_alignment_bits(opc); - unsigned a_mask = (1u << a_bits) - 1; + unsigned a_mask; + + h->aa = atom_and_align_for_opc(s, opc, + have_lse2 ? MO_ATOM_WITHIN16 + : MO_ATOM_IFALIGN, + false); + a_mask = (1 << h->aa.align) - 1; #ifdef CONFIG_SOFTMMU unsigned s_bits = opc & MO_SIZE; @@ -1693,7 +1699,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, * bits within the address. For unaligned access, we check that we don't * cross pages using the address of the last byte of the access. */ - if (a_bits >= s_bits) { + if (a_mask >= s_mask) { x3 = addr_reg; } else { tcg_out_insn(s, 3401, ADDI, TARGET_LONG_BITS == 64, @@ -1713,11 +1719,9 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, ldst->label_ptr[0] = s->code_ptr; tcg_out_insn(s, 3202, B_C, TCG_COND_NE, 0); - *h = (HostAddress){ - .base = TCG_REG_X1, - .index = addr_reg, - .index_ext = addr_type - }; + h->base = TCG_REG_X1, + h->index = addr_reg; + h->index_ext = addr_type; #else if (a_mask) { ldst = new_ldst_label(s); @@ -1735,17 +1739,13 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext *s, HostAddress *h, } if (USE_GUEST_BASE) { - *h = (HostAddress){ - .base = TCG_REG_GUEST_BASE, - .index = addr_reg, - .index_ext = addr_type - }; + h->base = TCG_REG_GUEST_BASE; + h->index = addr_reg; + h->index_ext = addr_type; } else { - *h = (HostAddress){ - .base = addr_reg, - .index = TCG_REG_XZR, - .index_ext = TCG_TYPE_I64 - }; + h->base = addr_reg; + h->index = TCG_REG_XZR; + h->index_ext = TCG_TYPE_I64; } #endif |