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authorAlex Rønne Petersen <alex@alexrp.com>2025-08-24 21:23:45 +0200
committerAlex Rønne Petersen <alex@alexrp.com>2025-08-25 16:15:17 +0200
commit5d019abe4ec70373db7a75c2a8a3e2d76939817c (patch)
tree4ca5e04afceab7cc8e363d7adfe0436f54a3e82a /lib/std/atomic.zig
parent12686d9b7df8fe4c2663cd8e2136991dc3cf661c (diff)
downloadzig-5d019abe4ec70373db7a75c2a8a3e2d76939817c.tar.gz
zig-5d019abe4ec70373db7a75c2a8a3e2d76939817c.zip
start adding big endian RISC-V support
The big endian RISC-V effort is mostly driven by MIPS (the company) which is pivoting to RISC-V, and presumably needs a big endian variant to fill the niche that big endian MIPS (the ISA) did. GCC already supports these targets, but LLVM support will only appear in 22; this commit just adds the necessary target knowledge and checks on our end.
Diffstat (limited to 'lib/std/atomic.zig')
-rw-r--r--lib/std/atomic.zig2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/std/atomic.zig b/lib/std/atomic.zig
index 194f645975..64926dbc4f 100644
--- a/lib/std/atomic.zig
+++ b/lib/std/atomic.zig
@@ -386,7 +386,9 @@ pub inline fn spinLoopHint() void {
=> asm volatile ("pause(#1)"),
.riscv32,
+ .riscv32be,
.riscv64,
+ .riscv64be,
=> if (comptime builtin.cpu.has(.riscv, .zihintpause)) {
asm volatile ("pause");
},