target/riscv: Support pointer masking for RISC-V for i/c/f/d/a types of instructions

Signed-off-by: Alexey Baturo <space.monkey.delivers@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20211025173609.2724490-7-space.monkey.delivers@gmail.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Alexey Baturo 2021-10-25 20:36:07 +03:00 committed by Alistair Francis
parent bd5594ca28
commit c655df7fe0
5 changed files with 17 additions and 0 deletions

View file

@ -25,6 +25,7 @@ static bool gen_lr(DisasContext *ctx, arg_atomic *a, MemOp mop)
if (a->rl) {
tcg_gen_mb(TCG_MO_ALL | TCG_BAR_STRL);
}
src1 = gen_pm_adjust_address(ctx, src1);
tcg_gen_qemu_ld_tl(load_val, src1, ctx->mem_idx, mop);
if (a->aq) {
tcg_gen_mb(TCG_MO_ALL | TCG_BAR_LDAQ);
@ -44,6 +45,7 @@ static bool gen_sc(DisasContext *ctx, arg_atomic *a, MemOp mop)
TCGLabel *l2 = gen_new_label();
src1 = get_gpr(ctx, a->rs1, EXT_ZERO);
src1 = gen_pm_adjust_address(ctx, src1);
tcg_gen_brcond_tl(TCG_COND_NE, load_res, src1, l1);
/*
@ -84,6 +86,7 @@ static bool gen_amo(DisasContext *ctx, arg_atomic *a,
TCGv src1 = get_gpr(ctx, a->rs1, EXT_NONE);
TCGv src2 = get_gpr(ctx, a->rs2, EXT_NONE);
src1 = gen_pm_adjust_address(ctx, src1);
func(dest, src1, src2, ctx->mem_idx, mop);
gen_set_gpr(ctx, a->rd, dest);