5c23704e47
Introduce the target/loongarch/tcg directory. Its purpose is to hold the TCG code that is selected by CONFIG_TCG Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Song Gao <gaosong@loongson.cn> Message-Id: <20240102020200.3462097-2-gaosong@loongson.cn>
159 lines
4.0 KiB
C++
159 lines
4.0 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (c) 2021 Loongson Technology Corporation Limited
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*/
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static void maybe_nanbox_load(TCGv freg, MemOp mop)
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{
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if ((mop & MO_SIZE) == MO_32) {
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gen_nanbox_s(freg, freg);
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}
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}
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static bool gen_fload_i(DisasContext *ctx, arg_fr_i *a, MemOp mop)
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{
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TCGv addr = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv dest = get_fpr(ctx, a->fd);
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CHECK_FPE;
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addr = make_address_i(ctx, addr, a->imm);
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tcg_gen_qemu_ld_tl(dest, addr, ctx->mem_idx, mop);
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maybe_nanbox_load(dest, mop);
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set_fpr(a->fd, dest);
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return true;
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}
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static bool gen_fstore_i(DisasContext *ctx, arg_fr_i *a, MemOp mop)
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{
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TCGv addr = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src = get_fpr(ctx, a->fd);
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CHECK_FPE;
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addr = make_address_i(ctx, addr, a->imm);
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tcg_gen_qemu_st_tl(src, addr, ctx->mem_idx, mop);
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return true;
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}
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static bool gen_floadx(DisasContext *ctx, arg_frr *a, MemOp mop)
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{
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TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE);
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TCGv dest = get_fpr(ctx, a->fd);
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TCGv addr;
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CHECK_FPE;
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addr = make_address_x(ctx, src1, src2);
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tcg_gen_qemu_ld_tl(dest, addr, ctx->mem_idx, mop);
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maybe_nanbox_load(dest, mop);
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set_fpr(a->fd, dest);
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return true;
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}
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static bool gen_fstorex(DisasContext *ctx, arg_frr *a, MemOp mop)
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{
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TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE);
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TCGv src3 = get_fpr(ctx, a->fd);
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TCGv addr;
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CHECK_FPE;
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addr = make_address_x(ctx, src1, src2);
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tcg_gen_qemu_st_tl(src3, addr, ctx->mem_idx, mop);
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return true;
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}
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static bool gen_fload_gt(DisasContext *ctx, arg_frr *a, MemOp mop)
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{
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TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE);
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TCGv dest = get_fpr(ctx, a->fd);
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TCGv addr;
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CHECK_FPE;
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gen_helper_asrtgt_d(tcg_env, src1, src2);
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addr = make_address_x(ctx, src1, src2);
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tcg_gen_qemu_ld_tl(dest, addr, ctx->mem_idx, mop);
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maybe_nanbox_load(dest, mop);
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set_fpr(a->fd, dest);
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return true;
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}
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static bool gen_fstore_gt(DisasContext *ctx, arg_frr *a, MemOp mop)
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{
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TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE);
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TCGv src3 = get_fpr(ctx, a->fd);
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TCGv addr;
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CHECK_FPE;
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gen_helper_asrtgt_d(tcg_env, src1, src2);
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addr = make_address_x(ctx, src1, src2);
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tcg_gen_qemu_st_tl(src3, addr, ctx->mem_idx, mop);
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return true;
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}
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static bool gen_fload_le(DisasContext *ctx, arg_frr *a, MemOp mop)
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{
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TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE);
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TCGv dest = get_fpr(ctx, a->fd);
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TCGv addr;
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CHECK_FPE;
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gen_helper_asrtle_d(tcg_env, src1, src2);
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addr = make_address_x(ctx, src1, src2);
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tcg_gen_qemu_ld_tl(dest, addr, ctx->mem_idx, mop);
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maybe_nanbox_load(dest, mop);
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set_fpr(a->fd, dest);
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return true;
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}
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static bool gen_fstore_le(DisasContext *ctx, arg_frr *a, MemOp mop)
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{
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TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
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TCGv src2 = gpr_src(ctx, a->rk, EXT_NONE);
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TCGv src3 = get_fpr(ctx, a->fd);
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TCGv addr;
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CHECK_FPE;
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gen_helper_asrtle_d(tcg_env, src1, src2);
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addr = make_address_x(ctx, src1, src2);
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tcg_gen_qemu_st_tl(src3, addr, ctx->mem_idx, mop);
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return true;
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}
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TRANS(fld_s, FP_SP, gen_fload_i, MO_TEUL)
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TRANS(fst_s, FP_SP, gen_fstore_i, MO_TEUL)
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TRANS(fld_d, FP_DP, gen_fload_i, MO_TEUQ)
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TRANS(fst_d, FP_DP, gen_fstore_i, MO_TEUQ)
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TRANS(fldx_s, FP_SP, gen_floadx, MO_TEUL)
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TRANS(fldx_d, FP_DP, gen_floadx, MO_TEUQ)
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TRANS(fstx_s, FP_SP, gen_fstorex, MO_TEUL)
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TRANS(fstx_d, FP_DP, gen_fstorex, MO_TEUQ)
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TRANS(fldgt_s, FP_SP, gen_fload_gt, MO_TEUL)
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TRANS(fldgt_d, FP_DP, gen_fload_gt, MO_TEUQ)
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TRANS(fldle_s, FP_SP, gen_fload_le, MO_TEUL)
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TRANS(fldle_d, FP_DP, gen_fload_le, MO_TEUQ)
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TRANS(fstgt_s, FP_SP, gen_fstore_gt, MO_TEUL)
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TRANS(fstgt_d, FP_DP, gen_fstore_gt, MO_TEUQ)
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TRANS(fstle_s, FP_SP, gen_fstore_le, MO_TEUL)
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TRANS(fstle_d, FP_DP, gen_fstore_le, MO_TEUQ)
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