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tcg: Widen helper_{ld,st}_i128 addresses to uint64_t

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Always pass the target address as uint64_t.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-03-14 17:02:50 -07:00
parent 24e46e6c9d
commit e570597a8a
4 changed files with 30 additions and 10 deletions
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26
tcg/tcg-op-ldst.c
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@ -393,6 +393,24 @@ static void canonicalize_memop_i128_as_i64(MemOp ret[2], MemOp orig)
#define tcg_temp_ebb_new tcg_temp_ebb_new_i32
#endif
static TCGv_i64 maybe_extend_addr64(TCGv addr)
{
#if TARGET_LONG_BITS == 32
TCGv_i64 a64 = tcg_temp_ebb_new_i64();
tcg_gen_extu_i32_i64(a64, addr);
return a64;
#else
return addr;
#endif
}
static void maybe_free_addr64(TCGv_i64 a64)
{
#if TARGET_LONG_BITS == 32
tcg_temp_free_i64(a64);
#endif
}
void tcg_gen_qemu_ld_i128(TCGv_i128 val, TCGv addr, TCGArg idx, MemOp memop)
{
const MemOpIdx oi = make_memop_idx(memop, idx);
@ -467,7 +485,9 @@ void tcg_gen_qemu_ld_i128(TCGv_i128 val, TCGv addr, TCGArg idx, MemOp memop)
tcg_gen_bswap64_i64(y, y);
}
} else {
gen_helper_ld_i128(val, cpu_env, addr, tcg_constant_i32(oi));
TCGv_i64 a64 = maybe_extend_addr64(addr);
gen_helper_ld_i128(val, cpu_env, a64, tcg_constant_i32(oi));
maybe_free_addr64(a64);
}
plugin_gen_mem_callbacks(addr, oi, QEMU_PLUGIN_MEM_R);
@ -547,7 +567,9 @@ void tcg_gen_qemu_st_i128(TCGv_i128 val, TCGv addr, TCGArg idx, MemOp memop)
}
tcg_temp_free(addr_p8);
} else {
gen_helper_st_i128(cpu_env, addr, val, tcg_constant_i32(oi));
TCGv_i64 a64 = maybe_extend_addr64(addr);
gen_helper_st_i128(cpu_env, a64, val, tcg_constant_i32(oi));
maybe_free_addr64(a64);
}
plugin_gen_mem_callbacks(addr, oi, QEMU_PLUGIN_MEM_W);