[PATCH] D137557: [PtrAuth] Use default attributes for some ptrauth intrinsics
Nikita Popov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Dec 6 02:50:59 PST 2022
nikic updated this revision to Diff 480412.
nikic added a comment.
Herald added a subscriber: hiraditya.
Rebase to invert patch order.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D137557/new/
https://reviews.llvm.org/D137557
Files:
llvm/include/llvm/IR/Intrinsics.td
llvm/lib/Transforms/Utils/Local.cpp
Index: llvm/lib/Transforms/Utils/Local.cpp
===================================================================
--- llvm/lib/Transforms/Utils/Local.cpp
+++ llvm/lib/Transforms/Utils/Local.cpp
@@ -457,7 +457,6 @@
case Intrinsic::wasm_trunc_unsigned:
case Intrinsic::ptrauth_auth:
case Intrinsic::ptrauth_resign:
- case Intrinsic::ptrauth_sign:
return true;
default:
return false;
Index: llvm/include/llvm/IR/Intrinsics.td
===================================================================
--- llvm/include/llvm/IR/Intrinsics.td
+++ llvm/include/llvm/IR/Intrinsics.td
@@ -2085,9 +2085,9 @@
// Sign an unauthenticated pointer using the specified key and discriminator,
// passed in that order.
// Returns the first argument, with some known bits replaced with a signature.
-def int_ptrauth_sign : Intrinsic<[llvm_i64_ty],
- [llvm_i64_ty, llvm_i32_ty, llvm_i64_ty],
- [IntrNoMem, ImmArg<ArgIndex<1>>]>;
+def int_ptrauth_sign :
+ DefaultAttrsIntrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i32_ty, llvm_i64_ty],
+ [IntrNoMem, ImmArg<ArgIndex<1>>]>;
// Authenticate a signed pointer, using the specified key and discriminator.
// Returns the first argument, with the signature bits removed.
@@ -2113,15 +2113,14 @@
// The second argument specifies the key.
// This behaves like @llvm.ptrauth.auth, but doesn't require the signature to
// be valid.
-def int_ptrauth_strip : Intrinsic<[llvm_i64_ty],
- [llvm_i64_ty, llvm_i32_ty],
- [IntrNoMem, ImmArg<ArgIndex<1>>]>;
+def int_ptrauth_strip :
+ DefaultAttrsIntrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i32_ty],
+ [IntrNoMem, ImmArg<ArgIndex<1>>]>;
// Blend a small integer discriminator with an address discriminator, producing
// a new discriminator value.
-def int_ptrauth_blend : Intrinsic<[llvm_i64_ty],
- [llvm_i64_ty, llvm_i64_ty],
- [IntrNoMem]>;
+def int_ptrauth_blend :
+ DefaultAttrsIntrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i64_ty], [IntrNoMem]>;
// Compute the signature of a value, using a given discriminator.
// This differs from @llvm.ptrauth.sign in that it doesn't embed the computed
@@ -2129,9 +2128,8 @@
// That allows it to be used to sign non-pointer data: in that sense, it is
// generic. There is no generic @llvm.ptrauth.auth: instead, the signature
// can be computed using @llvm.ptrauth.sign_generic, and compared with icmp.
-def int_ptrauth_sign_generic : Intrinsic<[llvm_i64_ty],
- [llvm_i64_ty, llvm_i64_ty],
- [IntrNoMem]>;
+def int_ptrauth_sign_generic :
+ DefaultAttrsIntrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i64_ty], [IntrNoMem]>;
//===----------------------------------------------------------------------===//
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