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target/riscv: Remove exit_tb and lookup_and_goto_ptr

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GDB single-stepping is now handled generically, which means
we don't need to do anything in the wrappers.

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-19 14:35:18 -10:00
parent ea06a00652
commit 273b68b104
4 changed files with 7 additions and 34 deletions
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4
target/riscv/insn_trans/trans_privileged.c.inc
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@ -78,7 +78,7 @@ static bool trans_sret(DisasContext *ctx, arg_sret *a)
if (has_ext(ctx, RVS)) {
gen_helper_sret(cpu_pc, cpu_env, cpu_pc);
exit_tb(ctx); /* no chaining */
tcg_gen_exit_tb(NULL, 0); /* no chaining */
ctx->base.is_jmp = DISAS_NORETURN;
} else {
return false;
@ -94,7 +94,7 @@ static bool trans_mret(DisasContext *ctx, arg_mret *a)
#ifndef CONFIG_USER_ONLY
tcg_gen_movi_tl(cpu_pc, ctx->base.pc_next);
gen_helper_mret(cpu_pc, cpu_env, cpu_pc);
exit_tb(ctx); /* no chaining */
tcg_gen_exit_tb(NULL, 0); /* no chaining */
ctx->base.is_jmp = DISAS_NORETURN;
return true;
#else