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Re: [Qemu-devel] [PATCH 24/26] target-xtensa: implement accurate window
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 24/26] target-xtensa: implement accurate window check |
Date: |
Fri, 20 May 2011 08:58:20 -0700 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc14 Thunderbird/3.1.10 |
On 05/17/2011 03:32 PM, Max Filippov wrote:
> +static void gen_window_check1(DisasContext *dc, unsigned r1)
> +{
> + if (option_enabled(dc, XTENSA_OPTION_WINDOWED_REGISTER) &&
> + r1 / 4 > dc->used_window) {
> + TCGv_i32 pc = tcg_const_i32(dc->pc);
> + TCGv_i32 w = tcg_const_i32(r1 / 4);
> +
> + gen_advance_ccount(dc);
> + gen_helper_window_check(pc, w);
> +
> + tcg_temp_free(w);
> + tcg_temp_free(pc);
> + }
dc->used_window is never set to non-zero. I assume you meant
to do that here?
r~
- [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, (continued)
- [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Max Filippov, 2011/05/17
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Richard Henderson, 2011/05/20
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Max Filippov, 2011/05/20
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Richard Henderson, 2011/05/20
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Max Filippov, 2011/05/20
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Richard Henderson, 2011/05/20
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Max Filippov, 2011/05/24
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Richard Henderson, 2011/05/24
- Re: [Qemu-devel] [PATCH 23/26] target-xtensa: implement interrupt option, Max Filippov, 2011/05/24
[Qemu-devel] [PATCH 24/26] target-xtensa: implement accurate window check, Max Filippov, 2011/05/17
- Re: [Qemu-devel] [PATCH 24/26] target-xtensa: implement accurate window check,
Richard Henderson <=
[Qemu-devel] [PATCH 25/26] target-xtensa: implement CPENABLE and PRID SRs, Max Filippov, 2011/05/17
[Qemu-devel] [PATCH 26/26] target-xtensa: implement relocatable vectors, Max Filippov, 2011/05/17