mirror of https://github.com/proxmox/mirror_qemu
target/riscv: Remove dead code after exception
We have already set DISAS_NORETURN in generate_exception, which makes the exit_tb unreachable. Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>master
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9498d1032c
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ea06a00652
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@ -22,8 +22,6 @@ static bool trans_ecall(DisasContext *ctx, arg_ecall *a)
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{
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/* always generates U-level ECALL, fixed in do_interrupt handler */
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generate_exception(ctx, RISCV_EXCP_U_ECALL);
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exit_tb(ctx); /* no chaining */
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ctx->base.is_jmp = DISAS_NORETURN;
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return true;
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}
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@ -60,13 +58,11 @@ static bool trans_ebreak(DisasContext *ctx, arg_ebreak *a)
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post = opcode_at(&ctx->base, post_addr);
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}
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if (pre == 0x01f01013 && ebreak == 0x00100073 && post == 0x40705013) {
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if (pre == 0x01f01013 && ebreak == 0x00100073 && post == 0x40705013) {
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generate_exception(ctx, RISCV_EXCP_SEMIHOST);
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} else {
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generate_exception(ctx, RISCV_EXCP_BREAKPOINT);
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}
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exit_tb(ctx); /* no chaining */
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ctx->base.is_jmp = DISAS_NORETURN;
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return true;
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}
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