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target/riscv: vector floating-point min/max instructions

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Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20200701152549.1218-38-zhiwei_liu@c-sky.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
LIU Zhiwei 2020-07-01 23:25:25 +08:00 committed by Alistair Francis
parent d9e4ce72a5
commit 230b53ddd7
4 changed files with 50 additions and 0 deletions
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13
target/riscv/helper.h
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@ -927,3 +927,16 @@ DEF_HELPER_6(vfwnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32)
DEF_HELPER_5(vfsqrt_v_h, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_5(vfsqrt_v_w, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_5(vfsqrt_v_d, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmin_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmin_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmin_vv_d, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmax_vv_h, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmax_vv_w, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmax_vv_d, void, ptr, ptr, ptr, ptr, env, i32)
DEF_HELPER_6(vfmin_vf_h, void, ptr, ptr, i64, ptr, env, i32)
DEF_HELPER_6(vfmin_vf_w, void, ptr, ptr, i64, ptr, env, i32)
DEF_HELPER_6(vfmin_vf_d, void, ptr, ptr, i64, ptr, env, i32)
DEF_HELPER_6(vfmax_vf_h, void, ptr, ptr, i64, ptr, env, i32)
DEF_HELPER_6(vfmax_vf_w, void, ptr, ptr, i64, ptr, env, i32)
DEF_HELPER_6(vfmax_vf_d, void, ptr, ptr, i64, ptr, env, i32)

4
target/riscv/insn32.decode
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@ -492,6 +492,10 @@ vfwmsac_vf 111110 . ..... ..... 101 ..... 1010111 @r_vm
vfwnmsac_vv 111111 . ..... ..... 001 ..... 1010111 @r_vm
vfwnmsac_vf 111111 . ..... ..... 101 ..... 1010111 @r_vm
vfsqrt_v 100011 . ..... 00000 001 ..... 1010111 @r2_vm
vfmin_vv 000100 . ..... ..... 001 ..... 1010111 @r_vm
vfmin_vf 000100 . ..... ..... 101 ..... 1010111 @r_vm
vfmax_vv 000110 . ..... ..... 001 ..... 1010111 @r_vm
vfmax_vf 000110 . ..... ..... 101 ..... 1010111 @r_vm
vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm
vsetvl 1000000 ..... ..... 111 ..... 1010111 @r

6
target/riscv/insn_trans/trans_rvv.inc.c
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@ -2132,3 +2132,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \
}
GEN_OPFV_TRANS(vfsqrt_v, opfv_check)
/* Vector Floating-Point MIN/MAX Instructions */
GEN_OPFVV_TRANS(vfmin_vv, opfvv_check)
GEN_OPFVV_TRANS(vfmax_vv, opfvv_check)
GEN_OPFVF_TRANS(vfmin_vf, opfvf_check)
GEN_OPFVF_TRANS(vfmax_vf, opfvf_check)

27
target/riscv/vector_helper.c
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@ -3817,3 +3817,30 @@ RVVCALL(OPFVV1, vfsqrt_v_d, OP_UU_D, H8, H8, float64_sqrt)
GEN_VEXT_V_ENV(vfsqrt_v_h, 2, 2, clearh)
GEN_VEXT_V_ENV(vfsqrt_v_w, 4, 4, clearl)
GEN_VEXT_V_ENV(vfsqrt_v_d, 8, 8, clearq)
/* Vector Floating-Point MIN/MAX Instructions */
RVVCALL(OPFVV2, vfmin_vv_h, OP_UUU_H, H2, H2, H2, float16_minnum)
RVVCALL(OPFVV2, vfmin_vv_w, OP_UUU_W, H4, H4, H4, float32_minnum)
RVVCALL(OPFVV2, vfmin_vv_d, OP_UUU_D, H8, H8, H8, float64_minnum)
GEN_VEXT_VV_ENV(vfmin_vv_h, 2, 2, clearh)
GEN_VEXT_VV_ENV(vfmin_vv_w, 4, 4, clearl)
GEN_VEXT_VV_ENV(vfmin_vv_d, 8, 8, clearq)
RVVCALL(OPFVF2, vfmin_vf_h, OP_UUU_H, H2, H2, float16_minnum)
RVVCALL(OPFVF2, vfmin_vf_w, OP_UUU_W, H4, H4, float32_minnum)
RVVCALL(OPFVF2, vfmin_vf_d, OP_UUU_D, H8, H8, float64_minnum)
GEN_VEXT_VF(vfmin_vf_h, 2, 2, clearh)
GEN_VEXT_VF(vfmin_vf_w, 4, 4, clearl)
GEN_VEXT_VF(vfmin_vf_d, 8, 8, clearq)
RVVCALL(OPFVV2, vfmax_vv_h, OP_UUU_H, H2, H2, H2, float16_maxnum)
RVVCALL(OPFVV2, vfmax_vv_w, OP_UUU_W, H4, H4, H4, float32_maxnum)
RVVCALL(OPFVV2, vfmax_vv_d, OP_UUU_D, H8, H8, H8, float64_maxnum)
GEN_VEXT_VV_ENV(vfmax_vv_h, 2, 2, clearh)
GEN_VEXT_VV_ENV(vfmax_vv_w, 4, 4, clearl)
GEN_VEXT_VV_ENV(vfmax_vv_d, 8, 8, clearq)
RVVCALL(OPFVF2, vfmax_vf_h, OP_UUU_H, H2, H2, float16_maxnum)
RVVCALL(OPFVF2, vfmax_vf_w, OP_UUU_W, H4, H4, float32_maxnum)
RVVCALL(OPFVF2, vfmax_vf_d, OP_UUU_D, H8, H8, float64_maxnum)
GEN_VEXT_VF(vfmax_vf_h, 2, 2, clearh)
GEN_VEXT_VF(vfmax_vf_w, 4, 4, clearl)
GEN_VEXT_VF(vfmax_vf_d, 8, 8, clearq)