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target/riscv: zfh: half-precision floating-point compare

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Signed-off-by: Kito Cheng <kito.cheng@sifive.com>
Signed-off-by: Chih-Min Chao <chihmin.chao@sifive.com>
Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20211210074329.5775-5-frank.chang@sifive.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Kito Cheng 2021-12-10 15:43:23 +08:00 • committed by Alistair Francis
parent 7b03c8e5b5
commit 11f9c450a6
4 changed files with 64 additions and 0 deletions
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37
target/riscv/insn_trans/trans_rvzfh.c.inc
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@ -335,6 +335,43 @@ static bool trans_fcvt_h_d(DisasContext *ctx, arg_fcvt_h_d *a)
return true;
}
static bool trans_feq_h(DisasContext *ctx, arg_feq_h *a)
{
REQUIRE_FPU;
REQUIRE_ZFH(ctx);
TCGv dest = dest_gpr(ctx, a->rd);
gen_helper_feq_h(dest, cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]);
gen_set_gpr(ctx, a->rd, dest);
return true;
}
static bool trans_flt_h(DisasContext *ctx, arg_flt_h *a)
{
REQUIRE_FPU;
REQUIRE_ZFH(ctx);
TCGv dest = dest_gpr(ctx, a->rd);
gen_helper_flt_h(dest, cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]);
gen_set_gpr(ctx, a->rd, dest);
return true;
}
static bool trans_fle_h(DisasContext *ctx, arg_fle_h *a)
{
REQUIRE_FPU;
REQUIRE_ZFH(ctx);
TCGv dest = dest_gpr(ctx, a->rd);
gen_helper_fle_h(dest, cpu_env, cpu_fpr[a->rs1], cpu_fpr[a->rs2]);
gen_set_gpr(ctx, a->rd, dest);
return true;
}
static bool trans_fcvt_w_h(DisasContext *ctx, arg_fcvt_w_h *a)
{
REQUIRE_FPU;