Re: [PATCH] target/riscv: change RISCV_EXCP_SEMIHOST exception number to 63

2024-04-28 Thread Alistair Francis
On Mon, Apr 22, 2024 at 11:59 PM Clément Léger wrote: > > The current semihost exception number (16) is a reserved number (range > [16-17]). The upcoming double trap specification uses that number for > the double trap exception. Since the privileged spec (Table 22) defines > ranges for custom use

Re: [PATCH] target/riscv: change RISCV_EXCP_SEMIHOST exception number to 63

2024-04-28 Thread Alistair Francis
On Mon, Apr 22, 2024 at 11:59 PM Clément Léger wrote: > > The current semihost exception number (16) is a reserved number (range > [16-17]). The upcoming double trap specification uses that number for > the double trap exception. Since the privileged spec (Table 22) defines > ranges for custom use

Re: [PATCH] target/riscv: change RISCV_EXCP_SEMIHOST exception number to 63

2024-04-23 Thread Clément Léger
On 22/04/2024 21:58, Daniel Henrique Barboza wrote: > > > On 4/22/24 16:44, Richard Henderson wrote: >> On 4/22/24 10:45, Daniel Henrique Barboza wrote: >>> Palmer, Anup, >>> >>> On 4/22/24 10:58, Clément Léger wrote: The current semihost exception number (16) is a reserved number (range

Re: [PATCH] target/riscv: change RISCV_EXCP_SEMIHOST exception number to 63

2024-04-22 Thread Daniel Henrique Barboza
On 4/22/24 16:44, Richard Henderson wrote: On 4/22/24 10:45, Daniel Henrique Barboza wrote: Palmer, Anup, On 4/22/24 10:58, Clément Léger wrote: The current semihost exception number (16) is a reserved number (range [16-17]). The upcoming double trap specification uses that number for the d

Re: [PATCH] target/riscv: change RISCV_EXCP_SEMIHOST exception number to 63

2024-04-22 Thread Richard Henderson
On 4/22/24 10:45, Daniel Henrique Barboza wrote: Palmer, Anup, On 4/22/24 10:58, Clément Léger wrote: The current semihost exception number (16) is a reserved number (range [16-17]). The upcoming double trap specification uses that number for the double trap exception. Since the privileged spec

Re: [PATCH] target/riscv: change RISCV_EXCP_SEMIHOST exception number to 63

2024-04-22 Thread Daniel Henrique Barboza
Palmer, Anup, On 4/22/24 10:58, Clément Léger wrote: The current semihost exception number (16) is a reserved number (range [16-17]). The upcoming double trap specification uses that number for the double trap exception. Since the privileged spec (Table 22) defines ranges for custom uses change