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tcg/loongarch64: Lower vector shift vector ops

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Lower the following ops:

- shlv_vec
- shrv_vec
- sarv_vec

Signed-off-by: Jiajie Chen <c@jia.je>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230908022302.180442-12-c@jia.je>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Jiajie Chen 2023-09-08 10:21:18 +08:00 committed by Richard Henderson
parent 5256ea1176
commit 94304d7b3d
2 changed files with 25 additions and 1 deletions
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24
tcg/loongarch64/tcg-target.c.inc
View File

@ -1725,6 +1725,15 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
static const LoongArchInsn ussub_vec_insn[4] = {
OPC_VSSUB_BU, OPC_VSSUB_HU, OPC_VSSUB_WU, OPC_VSSUB_DU
};
static const LoongArchInsn shlv_vec_insn[4] = {
OPC_VSLL_B, OPC_VSLL_H, OPC_VSLL_W, OPC_VSLL_D
};
static const LoongArchInsn shrv_vec_insn[4] = {
OPC_VSRL_B, OPC_VSRL_H, OPC_VSRL_W, OPC_VSRL_D
};
static const LoongArchInsn sarv_vec_insn[4] = {
OPC_VSRA_B, OPC_VSRA_H, OPC_VSRA_W, OPC_VSRA_D
};
a0 = args[0];
a1 = args[1];
@ -1853,6 +1862,15 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_ussub_vec:
tcg_out32(s, encode_vdvjvk_insn(ussub_vec_insn[vece], a0, a1, a2));
break;
case INDEX_op_shlv_vec:
tcg_out32(s, encode_vdvjvk_insn(shlv_vec_insn[vece], a0, a1, a2));
break;
case INDEX_op_shrv_vec:
tcg_out32(s, encode_vdvjvk_insn(shrv_vec_insn[vece], a0, a1, a2));
break;
case INDEX_op_sarv_vec:
tcg_out32(s, encode_vdvjvk_insn(sarv_vec_insn[vece], a0, a1, a2));
break;
case INDEX_op_dupm_vec:
tcg_out_dupm_vec(s, type, vece, a0, a1, a2);
break;
@ -1888,6 +1906,9 @@ int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type, unsigned vece)
case INDEX_op_usadd_vec:
case INDEX_op_sssub_vec:
case INDEX_op_ussub_vec:
case INDEX_op_shlv_vec:
case INDEX_op_shrv_vec:
case INDEX_op_sarv_vec:
return 1;
default:
return 0;
@ -2071,6 +2092,9 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op)
case INDEX_op_usadd_vec:
case INDEX_op_sssub_vec:
case INDEX_op_ussub_vec:
case INDEX_op_shlv_vec:
case INDEX_op_shrv_vec:
case INDEX_op_sarv_vec:
return C_O1_I2(w, w, w);
case INDEX_op_not_vec:

2
tcg/loongarch64/tcg-target.h
View File

@ -188,7 +188,7 @@ extern bool use_lsx_instructions;
#define TCG_TARGET_HAS_mul_vec 1
#define TCG_TARGET_HAS_shi_vec 0
#define TCG_TARGET_HAS_shs_vec 0
#define TCG_TARGET_HAS_shv_vec 0
#define TCG_TARGET_HAS_shv_vec 1
#define TCG_TARGET_HAS_roti_vec 0
#define TCG_TARGET_HAS_rots_vec 0
#define TCG_TARGET_HAS_rotv_vec 0