tcg: Split out tcg_out_extrl_i64_i32

We will need a backend interface for type truncation.  For those backends
that did not enable TCG_TARGET_HAS_extrl_i64_i32, use tcg_out_mov.
Use it in tcg_reg_alloc_op in the meantime.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-04-05 19:58:35 -07:00
parent b9bfe000f9
commit b8b94ac675
11 changed files with 65 additions and 17 deletions

View file

@ -1132,6 +1132,11 @@ static void tcg_out_extu_i32_i64(TCGContext *s, TCGReg dest, TCGReg src)
tcg_out_ext32u(s, dest, src);
}
static void tcg_out_extrl_i64_i32(TCGContext *s, TCGReg dest, TCGReg src)
{
tcg_out_mov(s, TCG_TYPE_I32, dest, src);
}
static void tgen_andi_risbg(TCGContext *s, TCGReg out, TCGReg in, uint64_t val)
{
int msb, lsb;
@ -2632,6 +2637,7 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_ext32u_i64:
case INDEX_op_ext_i32_i64:
case INDEX_op_extu_i32_i64:
case INDEX_op_extrl_i64_i32:
default:
g_assert_not_reached();
}