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Re: [PATCH v5 29/54] tcg/sparc64: Use standard slow path for softmmu
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From: |
Peter Maydell |
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Subject: |
Re: [PATCH v5 29/54] tcg/sparc64: Use standard slow path for softmmu |
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Date: |
Tue, 16 May 2023 11:53:00 +0100 |
On Mon, 15 May 2023 at 15:38, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Drop the target-specific trampolines for the standard slow path.
> This lets us use tcg_out_helper_{ld,st}_args, and handles the new
> atomicity bits within MemOp.
>
> At the same time, use the full load/store helpers for user-only mode.
> Drop inline unaligned access support for user-only mode, as it does
> not handle atomicity.
>
> Use TCG_REG_T[1-3] in the tlb lookup, instead of TCG_REG_O[0-2].
> This allows the constraints to be simplified.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- [PATCH v5 24/54] tcg/sparc64: Allocate %g2 as a third temporary, (continued)
- [PATCH v5 24/54] tcg/sparc64: Allocate %g2 as a third temporary, Richard Henderson, 2023/05/15
- [PATCH v5 33/54] tcg/riscv: Support softmmu unaligned accesses, Richard Henderson, 2023/05/15
- [PATCH v5 30/54] accel/tcg: Remove helper_unaligned_{ld,st}, Richard Henderson, 2023/05/15
- [PATCH v5 27/54] tcg/sparc64: Rename tcg_out_movi_imm32 to tcg_out_movi_u32, Richard Henderson, 2023/05/15
- [PATCH v5 25/54] tcg/sparc64: Rename tcg_out_movi_imm13 to tcg_out_movi_s13, Richard Henderson, 2023/05/15
- [PATCH v5 32/54] tcg/loongarch64: Support softmmu unaligned accesses, Richard Henderson, 2023/05/15
- [PATCH v5 29/54] tcg/sparc64: Use standard slow path for softmmu, Richard Henderson, 2023/05/15
- Re: [PATCH v5 29/54] tcg/sparc64: Use standard slow path for softmmu,
Peter Maydell <=
- [PATCH v5 37/54] tcg: Merge tcg_out_helper_load_regs into caller, Richard Henderson, 2023/05/15
- [PATCH v5 41/54] tcg/aarch64: Use atom_and_align_for_opc, Richard Henderson, 2023/05/15
- [PATCH v5 42/54] tcg/arm: Use atom_and_align_for_opc, Richard Henderson, 2023/05/15
- [PATCH v5 40/54] tcg/i386: Use atom_and_align_for_opc, Richard Henderson, 2023/05/15
- [PATCH v5 48/54] tcg/sparc64: Use atom_and_align_for_opc, Richard Henderson, 2023/05/15
- [PATCH v5 43/54] tcg/loongarch64: Use atom_and_align_for_opc, Richard Henderson, 2023/05/15
- [PATCH v5 44/54] tcg/mips: Use atom_and_align_for_opc, Richard Henderson, 2023/05/15