fix(gcc): compatibility with GCC14

mratsim · Jul 17, 2024 · ce80bee · ce80bee
1 parent 9bf1232
commit ce80bee
Showing 1 changed file with 17 additions and 4 deletions.
diff --git a/constantine/platforms/intrinsics/addcarry_subborrow.nim b/constantine/platforms/intrinsics/addcarry_subborrow.nim
@@ -94,11 +94,24 @@ when X86:
   else:
     {.pragma: intrinsics, header:"<x86intrin.h>", nodecl.}
 
-  func addcarry_u32(carryIn: Carry, a, b: Ct[uint32], sum: var Ct[uint32]): Carry {.importc: "_addcarry_u32", intrinsics.}
-  func subborrow_u32(borrowIn: Borrow, a, b: Ct[uint32], diff: var Ct[uint32]): Borrow {.importc: "_subborrow_u32", intrinsics.}
+  func addcarry_u32(carryIn: Carry, a, b: culong, sum: var culong): Carry {.importc: "_addcarry_u32", intrinsics.}
+  func subborrow_u32(borrowIn: Borrow, a, b: culong, diff: var culong): Borrow {.importc: "_subborrow_u32", intrinsics.}
 
-  func addcarry_u64(carryIn: Carry, a, b: Ct[uint64], sum: var Ct[uint64]): Carry {.importc: "_addcarry_u64", intrinsics.}
-  func subborrow_u64(borrowIn: Borrow, a, b: Ct[uint64], diff: var Ct[uint64]): Borrow {.importc: "_subborrow_u64", intrinsics.}
+  # Note, Nim uint64 maps to uint64_t which maps to long unsigned int on 64-bit instead of long long unsigned int
+  func addcarry_u64(carryIn: Carry, a, b: culonglong, sum: var culonglong): Carry {.importc: "_addcarry_u64", intrinsics.}
+  func subborrow_u64(borrowIn: Borrow, a, b: culonglong, diff: var culonglong): Borrow {.importc: "_subborrow_u64", intrinsics.}
+
+  template addcarry_u32(carryIn: Carry, a, b: Ct[uint32], sum: var Ct[uint32]): Carry =
+    addcarry_u32(carryIn, cast[culong](a), cast[culong](b), cast[ptr culong](sum.addr)[])
+
+  template subborrow_u32(borrowIn: Borrow, a, b: Ct[uint32], sum: var Ct[uint32]): Borrow =
+    subborrow_u32(borrowIn, cast[culong](a), cast[culong](b), cast[ptr culong](sum.addr)[])
+
+  template addcarry_u64(carryIn: Carry, a, b: Ct[uint64], sum: var Ct[uint64]): Carry =
+    addcarry_u64(carryIn, cast[culong](a), cast[culong](b), cast[ptr culonglong](sum.addr)[])
+
+  template subborrow_u64(borrowIn: Borrow, a, b: Ct[uint64], sum: var Ct[uint64]): Borrow =
+    subborrow_u64(borrowIn, cast[culonglong](a), cast[culonglong](b), cast[ptr culonglong](sum.addr)[])
 
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