1 files changed, 71 insertions, 0 deletions
diff --git a/llvm_zluda/src/lib.rs b/llvm_zluda/src/lib.rs
index 18072a8..fb5cc47 100644
--- a/llvm_zluda/src/lib.rs
+++ b/llvm_zluda/src/lib.rs
@@ -1,5 +1,48 @@
+#![allow(non_upper_case_globals)]
 use llvm_sys::prelude::*;
 pub use llvm_sys::*;
+
+#[repr(C)]
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum LLVMZludaAtomicRMWBinOp {
+    LLVMZludaAtomicRMWBinOpXchg = 0,
+    LLVMZludaAtomicRMWBinOpAdd = 1,
+    LLVMZludaAtomicRMWBinOpSub = 2,
+    LLVMZludaAtomicRMWBinOpAnd = 3,
+    LLVMZludaAtomicRMWBinOpNand = 4,
+    LLVMZludaAtomicRMWBinOpOr = 5,
+    LLVMZludaAtomicRMWBinOpXor = 6,
+    LLVMZludaAtomicRMWBinOpMax = 7,
+    LLVMZludaAtomicRMWBinOpMin = 8,
+    LLVMZludaAtomicRMWBinOpUMax = 9,
+    LLVMZludaAtomicRMWBinOpUMin = 10,
+    LLVMZludaAtomicRMWBinOpFAdd = 11,
+    LLVMZludaAtomicRMWBinOpFSub = 12,
+    LLVMZludaAtomicRMWBinOpFMax = 13,
+    LLVMZludaAtomicRMWBinOpFMin = 14,
+    LLVMZludaAtomicRMWBinOpUIncWrap = 15,
+    LLVMZludaAtomicRMWBinOpUDecWrap = 16,
+}
+
+// Backport from LLVM 19
+pub const LLVMZludaFastMathAllowReassoc: ::std::ffi::c_uint = 1 << 0;
+pub const LLVMZludaFastMathNoNaNs: ::std::ffi::c_uint = 1 << 1;
+pub const LLVMZludaFastMathNoInfs: ::std::ffi::c_uint = 1 << 2;
+pub const LLVMZludaFastMathNoSignedZeros: ::std::ffi::c_uint = 1 << 3;
+pub const LLVMZludaFastMathAllowReciprocal: ::std::ffi::c_uint = 1 << 4;
+pub const LLVMZludaFastMathAllowContract: ::std::ffi::c_uint = 1 << 5;
+pub const LLVMZludaFastMathApproxFunc: ::std::ffi::c_uint = 1 << 6;
+pub const LLVMZludaFastMathNone: ::std::ffi::c_uint = 0;
+pub const LLVMZludaFastMathAll: ::std::ffi::c_uint = LLVMZludaFastMathAllowReassoc
+    | LLVMZludaFastMathNoNaNs
+    | LLVMZludaFastMathNoInfs
+    | LLVMZludaFastMathNoSignedZeros
+    | LLVMZludaFastMathAllowReciprocal
+    | LLVMZludaFastMathAllowContract
+    | LLVMZludaFastMathApproxFunc;
+
+pub type LLVMZludaFastMathFlags = std::ffi::c_uint;
+
 extern "C" {
     pub fn LLVMZludaBuildAlloca(
         B: LLVMBuilderRef,
@@ -7,4 +50,32 @@ extern "C" {
         AddrSpace: u32,
         Name: *const i8,
     ) -> LLVMValueRef;
+
+    pub fn LLVMZludaBuildAtomicRMW(
+        B: LLVMBuilderRef,
+        op: LLVMZludaAtomicRMWBinOp,
+        PTR: LLVMValueRef,
+        Val: LLVMValueRef,
+        scope: *const i8,
+        ordering: LLVMAtomicOrdering,
+    ) -> LLVMValueRef;
+
+    pub fn LLVMZludaBuildAtomicCmpXchg(
+        B: LLVMBuilderRef,
+        Ptr: LLVMValueRef,
+        Cmp: LLVMValueRef,
+        New: LLVMValueRef,
+        scope: *const i8,
+        SuccessOrdering: LLVMAtomicOrdering,
+        FailureOrdering: LLVMAtomicOrdering,
+    ) -> LLVMValueRef;
+
+    pub fn LLVMZludaSetFastMathFlags(FPMathInst: LLVMValueRef, FMF: LLVMZludaFastMathFlags);
+
+    pub fn LLVMZludaBuildFence(
+        B: LLVMBuilderRef,
+        ordering: LLVMAtomicOrdering,
+        scope: *const i8,
+        Name: *const i8,
+    ) -> LLVMValueRef;
 }