Re: [Qemu-riscv] [RFC v3 08/24] riscv: tcg-target: Add support for the c

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Re: [Qemu-riscv] [RFC v3 08/24] riscv: tcg-target: Add support for the c

From:	Richard Henderson
Subject:	Re: [Qemu-riscv] [RFC v3 08/24] riscv: tcg-target: Add support for the constraints
Date:	Tue, 11 Dec 2018 20:27:12 -0600
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.1

On 12/7/18 6:47 PM, Alistair Francis wrote:
> +    if ((ct & TCG_CT_CONST_N12) && val == sextreg(-val, 0, 12)) {

 -val == sextreg(-val, 0, 12)

What's here will of course always fail.


r~

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[Qemu-riscv] [RFC v3 01/24] elf.h: Add the RISCV ELF magic numbers, (continued)
- [Qemu-riscv] [RFC v3 01/24] elf.h: Add the RISCV ELF magic numbers, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 02/24] linux-user: Add host dependency for RISC-V 32-bit, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 03/24] linux-user: Add host dependency for RISC-V 64-bit, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 04/24] linux-user: riscv: Fix compile failure on riscv32 hosts, Alistair Francis, 2018/12/07
  - Re: [Qemu-riscv] [RFC v3 04/24] linux-user: riscv: Fix compile failure on riscv32 hosts, Richard Henderson, 2018/12/10
    - Re: [Qemu-riscv] [RFC v3 04/24] linux-user: riscv: Fix compile failure on riscv32 hosts, Alistair Francis, 2018/12/11
- [Qemu-riscv] [RFC v3 05/24] exec: Add RISC-V GCC poison macro, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 06/24] riscv: Add the tcg-target header file, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 07/24] riscv: Add the tcg target registers, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 08/24] riscv: tcg-target: Add support for the constraints, Alistair Francis, 2018/12/07
  - Re: [Qemu-riscv] [RFC v3 08/24] riscv: tcg-target: Add support for the constraints, Richard Henderson <=
- [Qemu-riscv] [RFC v3 09/24] riscv: tcg-target: Add the immediate encoders, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 10/24] riscv: tcg-target: Add the instruction emitters, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 11/24] riscv: tcg-target: Add the relocation functions, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 12/24] riscv: tcg-target: Add the mov and movi instruction, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 13/24] riscv: tcg-target: Add the extract instructions, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 14/24] riscv: tcg-target: Add the out load and store instructions, Alistair Francis, 2018/12/07
- [Qemu-riscv] [RFC v3 15/24] riscv: tcg-target: Add the add2 and sub2 instructions, Alistair Francis, 2018/12/07
  - Re: [Qemu-riscv] [RFC v3 15/24] riscv: tcg-target: Add the add2 and sub2 instructions, Richard Henderson, 2018/12/10
  - Re: [Qemu-riscv] [RFC v3 15/24] riscv: tcg-target: Add the add2 and sub2 instructions, Richard Henderson, 2018/12/11
- [Qemu-riscv] [RFC v3 16/24] riscv: tcg-target: Add branch and jump instructions, Alistair Francis, 2018/12/07

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