From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org
Subject: Re: [PULL 21/38] tcg/tci: Implement the disassembler properly
Date: Sat, 15 May 2021 20:08:35 -0500 [thread overview]
Message-ID: <7f0c5ba4-b8aa-bce3-de2a-e6f563be3eda@linaro.org> (raw)
In-Reply-To: <3831f59a-e81e-b05d-891c-ab6e2dd8552e@amsat.org>
On 5/15/21 5:57 AM, Philippe Mathieu-Daudé wrote:
>> + switch (op) {
>> + case INDEX_op_br:
>> + case INDEX_op_call:
>> + case INDEX_op_exit_tb:
>> + case INDEX_op_goto_tb:
>> + tci_args_l(&tb_ptr, &ptr);
>> + info->fprintf_func(info->stream, "%-12s %p", op_name, ptr);
>> + break;
>
> I just realized ptr can be NULL:
>
> "tcg/tci: Implement goto_ptr"
>
> The check in tcg_prologue_init is disabled because TCI does
> want to use NULL to indicate exit, as opposed to branching to
> a real epilogue.
That's INDEX_op_goto_ptr, which is none of these.
But INDEX_op_exit_tb can have a null operand.
What's wrong with the rendering done by %p?
r~
next prev parent reply other threads:[~2021-05-16 1:09 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-17 15:34 [PULL 00/38] tcg patch queue for 6.0 Richard Henderson
2021-03-17 15:34 ` [PULL 01/38] tcg/tci: Remove ifdefs for TCG_TARGET_HAS_ext32[us]_i64 Richard Henderson
2021-03-17 15:34 ` [PULL 02/38] tcg/tci: Rename tci_read_r to tci_read_rval Richard Henderson
2021-03-17 15:34 ` [PULL 03/38] tcg/tci: Split out tci_args_rrs Richard Henderson
2021-03-17 15:34 ` [PULL 04/38] tcg/tci: Split out tci_args_rr Richard Henderson
2021-03-17 15:34 ` [PULL 05/38] tcg/tci: Split out tci_args_rrr Richard Henderson
2021-03-17 15:34 ` [PULL 06/38] tcg/tci: Split out tci_args_rrrc Richard Henderson
2021-03-17 15:34 ` [PULL 07/38] tcg/tci: Split out tci_args_l Richard Henderson
2021-03-17 15:34 ` [PULL 08/38] tcg/tci: Split out tci_args_rrrrrc Richard Henderson
2021-03-17 15:34 ` [PULL 09/38] tcg/tci: Split out tci_args_rrcl and tci_args_rrrrcl Richard Henderson
2021-03-17 15:34 ` [PULL 10/38] tcg/tci: Split out tci_args_ri and tci_args_rI Richard Henderson
2021-03-17 15:34 ` [PULL 11/38] tcg/tci: Reuse tci_args_l for calls Richard Henderson
2021-03-17 15:34 ` [PULL 12/38] tcg/tci: Reuse tci_args_l for exit_tb Richard Henderson
2021-03-17 15:34 ` [PULL 13/38] tcg/tci: Reuse tci_args_l for goto_tb Richard Henderson
2021-03-17 15:34 ` [PULL 14/38] tcg/tci: Split out tci_args_rrrrrr Richard Henderson
2021-03-17 15:34 ` [PULL 15/38] tcg/tci: Split out tci_args_rrrr Richard Henderson
2021-03-17 15:34 ` [PULL 16/38] tcg/tci: Clean up deposit operations Richard Henderson
2021-03-17 15:34 ` [PULL 17/38] tcg/tci: Reduce qemu_ld/st TCGMemOpIdx operand to 32-bits Richard Henderson
2021-03-17 15:34 ` [PULL 18/38] tcg/tci: Split out tci_args_{rrm,rrrm,rrrrm} Richard Henderson
2021-03-17 15:34 ` [PULL 19/38] tcg/tci: Hoist op_size checking into tci_args_* Richard Henderson
2021-03-17 15:34 ` [PULL 20/38] tcg/tci: Remove tci_disas Richard Henderson
2021-03-17 15:34 ` [PULL 21/38] tcg/tci: Implement the disassembler properly Richard Henderson
2021-05-15 10:57 ` Philippe Mathieu-Daudé
2021-05-16 1:08 ` Richard Henderson [this message]
2021-03-17 15:34 ` [PULL 22/38] tcg/tci: Push opcode emit into each case Richard Henderson
2021-03-17 15:34 ` [PULL 23/38] tcg/tci: Split out tcg_out_op_rrs Richard Henderson
2021-03-17 15:34 ` [PULL 24/38] tcg/tci: Split out tcg_out_op_l Richard Henderson
2021-03-17 15:34 ` [PULL 25/38] tcg/tci: Split out tcg_out_op_p Richard Henderson
2021-03-17 15:34 ` [PULL 26/38] tcg/tci: Split out tcg_out_op_rr Richard Henderson
2021-03-17 15:34 ` [PULL 27/38] tcg/tci: Split out tcg_out_op_rrr Richard Henderson
2021-03-17 15:34 ` [PULL 28/38] tcg/tci: Split out tcg_out_op_rrrc Richard Henderson
2021-03-17 15:34 ` [PULL 29/38] tcg/tci: Split out tcg_out_op_rrrrrc Richard Henderson
2021-03-17 15:34 ` [PULL 30/38] tcg/tci: Split out tcg_out_op_rrrbb Richard Henderson
2021-03-17 15:34 ` [PULL 31/38] tcg/tci: Split out tcg_out_op_rrcl Richard Henderson
2021-03-17 15:34 ` [PULL 32/38] tcg/tci: Split out tcg_out_op_rrrrrr Richard Henderson
2021-03-17 15:34 ` [PULL 33/38] tcg/tci: Split out tcg_out_op_rrrr Richard Henderson
2021-03-17 15:34 ` [PULL 34/38] tcg/tci: Split out tcg_out_op_rrrrcl Richard Henderson
2021-03-17 15:34 ` [PULL 35/38] tcg/tci: Split out tcg_out_op_{rrm,rrrm,rrrrm} Richard Henderson
2021-03-17 15:34 ` [PULL 36/38] tcg/tci: Split out tcg_out_op_v Richard Henderson
2021-03-17 15:34 ` [PULL 37/38] tcg/tci: Split out tcg_out_op_r[iI] Richard Henderson
2021-03-17 15:34 ` [PULL 38/38] tcg: Fix prototypes for tcg_out_vec_op and tcg_out_op Richard Henderson
2021-03-18 19:00 ` [PULL 00/38] tcg patch queue for 6.0 Peter Maydell
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