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Re: [Qemu-devel] [PATCH 03/12] target-arm: A64: provide functions for ac
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 03/12] target-arm: A64: provide functions for accessing FPCR and FPSR |
Date: |
Wed, 04 Dec 2013 12:39:26 +1300 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.1.0 |
On 12/04/2013 10:51 AM, Peter Maydell wrote:
> The information which AArch32 holds in the FPSCR is split for
> AArch64 into two logically distinct registers, FPSR and FPCR.
> Since they are carefully arranged to use non-overlapping bits,
> we leave the underlying state in the same place, and provide
> accessor functions which just update the appropriate bits
> via vfp_get_fpscr() and vfp_set_fpscr().
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> target-arm/cpu.h | 28 ++++++++++++++++++++++++++++
> 1 file changed, 28 insertions(+)
Reviewed-by: Richard Henderson <address@hidden>
r~
- [Qemu-devel] [PATCH 00/12] target-arm: A64 decoder, foundation plus branches, Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 05/12] target-arm: A64: add stubs for a64 specific helpers, Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 10/12] target-arm: A64: add support for conditional branches, Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 02/12] target-arm: A64: add set_pc cpu method, Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 03/12] target-arm: A64: provide functions for accessing FPCR and FPSR, Peter Maydell, 2013/12/03
- Re: [Qemu-devel] [PATCH 03/12] target-arm: A64: provide functions for accessing FPCR and FPSR,
Richard Henderson <=
- [Qemu-devel] [PATCH 04/12] target-arm: Support fp registers in gdb stub, Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 01/12] target-arm: Split A64 from A32/T32 gen_intermediate_code_internal(), Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 11/12] target-arm: A64: add support for 'test and branch' imm, Peter Maydell, 2013/12/03
- [Qemu-devel] [PATCH 12/12] target-arm: A64: add support for compare and branch imm, Peter Maydell, 2013/12/03