diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2023-04-05 16:25:22 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-04-23 08:21:30 +0100 |
| commit | 379afdff47556f01e75ce2caffd7ae9efa4f1214 (patch) | |
| tree | 5ef028391e8d09a07713234138ccd6ee6420e1ef /tcg/sparc64 | |
| parent | 753e42eada5c790bb3727c262f2e368e81cc788f (diff) | |
tcg: Split out tcg_out_ext16u
We will need a backend interface for performing 16-bit zero-extend.
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>
Diffstat (limited to 'tcg/sparc64')
| -rw-r--r-- | tcg/sparc64/tcg-target.c.inc | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index e4a8bd6e27..98784f6545 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -511,6 +511,12 @@ static void tcg_out_ext8u(TCGContext *s, TCGReg rd, TCGReg rs) tcg_out_arithi(s, rd, rs, 0xff, ARITH_AND); } +static void tcg_out_ext16u(TCGContext *s, TCGReg rd, TCGReg rs) +{ + tcg_out_arithi(s, rd, rs, 16, SHIFT_SLL); + tcg_out_arithi(s, rd, rd, 16, SHIFT_SRL); +} + static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, tcg_target_long imm) { @@ -896,8 +902,7 @@ static void emit_extend(TCGContext *s, TCGReg r, int op) tcg_out_ext8u(s, r, r); break; case MO_16: - tcg_out_arithi(s, r, r, 16, SHIFT_SLL); - tcg_out_arithi(s, r, r, 16, SHIFT_SRL); + tcg_out_ext16u(s, r, r); break; case MO_32: tcg_out_arith(s, r, r, 0, SHIFT_SRL); @@ -1721,6 +1726,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, case INDEX_op_ext8u_i64: case INDEX_op_ext16s_i32: case INDEX_op_ext16s_i64: + case INDEX_op_ext16u_i32: + case INDEX_op_ext16u_i64: default: g_assert_not_reached(); } |