From 978eaf16a424c0ec85f5606b8f5ceeab2bb95ac6 Mon Sep 17 00:00:00 2001 From: Sebastien Bourdeauducq Date: Thu, 11 Nov 2021 23:43:50 +0800 Subject: [PATCH] nac3artiq: support RISC-V with and without FPU. Closes #83 --- nac3artiq/demo/device_db.py | 2 +- nac3artiq/src/lib.rs | 12 ++++++++---- 2 files changed, 9 insertions(+), 5 deletions(-) diff --git a/nac3artiq/demo/device_db.py b/nac3artiq/demo/device_db.py index d8ccfd795..ae819ba79 100644 --- a/nac3artiq/demo/device_db.py +++ b/nac3artiq/demo/device_db.py @@ -10,7 +10,7 @@ device_db = { "host": "kc705", "ref_period": 1e-9, "ref_multiplier": 8, - "target": "riscv" + "target": "rv32g" } }, } diff --git a/nac3artiq/src/lib.rs b/nac3artiq/src/lib.rs index d417306ca..5ef119045 100644 --- a/nac3artiq/src/lib.rs +++ b/nac3artiq/src/lib.rs @@ -38,7 +38,8 @@ use timeline::TimeFns; #[derive(PartialEq, Clone, Copy)] enum Isa { Host, - RiscV, + RiscV32G, + RiscV32IMA, CortexA9, } @@ -204,13 +205,15 @@ impl Nac3 { fn new(isa: &str, py: Python) -> PyResult { let isa = match isa { "host" => Isa::Host, - "riscv" => Isa::RiscV, + "rv32g" => Isa::RiscV32G, + "rv32ima" => Isa::RiscV32IMA, "cortexa9" => Isa::CortexA9, _ => return Err(exceptions::PyValueError::new_err("invalid ISA")), }; let time_fns: &(dyn TimeFns + Sync) = match isa { Isa::Host => &timeline::EXTERN_TIME_FNS, - Isa::RiscV => &timeline::NOW_PINNING_TIME_FNS, + Isa::RiscV32G => &timeline::NOW_PINNING_TIME_FNS, + Isa::RiscV32IMA => &timeline::NOW_PINNING_TIME_FNS, Isa::CortexA9 => &timeline::EXTERN_TIME_FNS, }; let primitive: PrimitiveStore = TopLevelComposer::make_primitives().0; @@ -452,7 +455,8 @@ impl Nac3 { let (triple, features) = match isa { Isa::Host => (TargetMachine::get_default_triple(), TargetMachine::get_host_cpu_features().to_string()), - Isa::RiscV => (TargetTriple::create("riscv32-unknown-linux"), "+a,+m".to_string()), + Isa::RiscV32G => (TargetTriple::create("riscv32-unknown-linux"), "+a,+m,+f,+d".to_string()), + Isa::RiscV32IMA => (TargetTriple::create("riscv32-unknown-linux"), "+a,+m".to_string()), Isa::CortexA9 => ( TargetTriple::create("armv7-unknown-linux-gnueabihf"), "+dsp,+fp16,+neon,+vfp3".to_string(),