lib.systems: add riscv{32,64} sets and filters

For other platforms like Intel and ARM, we can do
e.g. lib.platforms.aarch64 to get only the 64-bit ARM platorms, but
until now there were no equivalents for RISC-V.

2 files changed, 4 insertions, 0 deletions

diff --git a/lib/systems/doubles.nix b/lib/systems/doubles.nix
index 27cdaf6a7233b..3cdebbc07c1fa 100644
--- a/lib/systems/doubles.nix
+++ b/lib/systems/doubles.nix
@@ -74,6 +74,8 @@ in {
   mips          = filterDoubles predicates.isMips;
   mmix          = filterDoubles predicates.isMmix;
   riscv         = filterDoubles predicates.isRiscV;
+  riscv32       = filterDoubles predicates.isRiscV32;
+  riscv64       = filterDoubles predicates.isRiscV64;
   vc4           = filterDoubles predicates.isVc4;
   or1k          = filterDoubles predicates.isOr1k;
   m68k          = filterDoubles predicates.isM68k;
diff --git a/lib/systems/inspect.nix b/lib/systems/inspect.nix
index 0ebaeba7bd897..27c25deafec38 100644
--- a/lib/systems/inspect.nix
+++ b/lib/systems/inspect.nix
@@ -24,6 +24,8 @@ rec {
     isMips64n64    = { cpu = { family = "mips"; bits = 64; }; abi = { abi = "64";  }; };
     isMmix         = { cpu = { family = "mmix"; }; };
     isRiscV        = { cpu = { family = "riscv"; }; };
+    isRiscV32      = { cpu = { family = "riscv"; bits = 32; }; };
+    isRiscV64      = { cpu = { family = "riscv"; bits = 64; }; };
     isSparc        = { cpu = { family = "sparc"; }; };
     isWasm         = { cpu = { family = "wasm"; }; };
     isMsp430       = { cpu = { family = "msp430"; }; };