gentoo/dev-util/bpf-linker/files/bpf-linker-0.9.14-llvm-21.patch
Michał Górny 9607dc64a5
dev-util/bpf-linker: Backport LLVM 21 upstream fix
Signed-off-by: Michał Górny <mgorny@gentoo.org>
2025-08-14 18:44:19 +02:00

108 lines
4.3 KiB
Diff

From b1e6dcd3c8a75489329707709a14403e247e0fa0 Mon Sep 17 00:00:00 2001
From: Michal Rostecki <vadorovsky@disroot.org>
Date: Thu, 14 Aug 2025 13:36:12 +0200
Subject: [PATCH 2/3] di: Update operand indices
Operand indices in `DIType` and all children types were moved starting
from LLVM 21[0].
[0] llvm/llvm-project@3b90597c2ceaae86608214f6b62b43e55823102b
---
src/llvm/types/di.rs | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/llvm/types/di.rs b/src/llvm/types/di.rs
index 76757cb1..c44252f0 100644
--- a/src/llvm/types/di.rs
+++ b/src/llvm/types/di.rs
@@ -150,8 +150,8 @@ impl<'ctx> From<DIDerivedType<'ctx>> for DIType<'ctx> {
#[repr(u32)]
enum DIDerivedTypeOperand {
/// [`DIType`] representing a base type of the given derived type.
- /// [Reference in LLVM code](https://github.com/llvm/llvm-project/blob/llvmorg-17.0.3/llvm/include/llvm/IR/DebugInfoMetadata.h#L1032).
- BaseType = 3,
+ /// [Reference in LLVM code](https://github.com/llvm/llvm-project/blob/llvmorg-21.1.0-rc3/llvm/include/llvm/IR/DebugInfoMetadata.h#L1386).
+ BaseType = 5,
}
/// Represents the debug information for a derived type in LLVM IR.
@@ -212,8 +212,8 @@ impl DIDerivedType<'_> {
#[repr(u32)]
enum DICompositeTypeOperand {
/// Elements of the composite type.
- /// [Reference in LLVM code](https://github.com/llvm/llvm-project/blob/llvmorg-17.0.3/llvm/include/llvm/IR/DebugInfoMetadata.h#L1230).
- Elements = 4,
+ /// [Reference in LLVM code](https://github.com/llvm/llvm-project/blob/llvmorg-21.1.0-rc3/llvm/include/llvm/IR/DebugInfoMetadata.h#L1813).
+ Elements = 6,
}
/// Represents the debug info for a composite type in LLVM IR.
From 9668fb5b6f9497a598de920a218d28d57b3e1917 Mon Sep 17 00:00:00 2001
From: Michal Rostecki <vadorovsky@disroot.org>
Date: Thu, 14 Aug 2025 14:20:20 +0200
Subject: [PATCH 3/3] fix: Do not expect strictly sequential order when not
necessary
We've noticed that ordering is different on different environments.
Let's relax the check with `CHECK-DAG`. What matters is that all
expected names/instructions are present.
---
tests/assembly/di_generics.rs | 6 +++---
tests/assembly/ignore-inline-never.rs | 4 ++--
tests/btf/assembly/exported-symbols.rs | 8 ++++----
3 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/tests/assembly/di_generics.rs b/tests/assembly/di_generics.rs
index 08282d4c..0ec5a749 100644
--- a/tests/assembly/di_generics.rs
+++ b/tests/assembly/di_generics.rs
@@ -63,6 +63,6 @@ pub fn my_function<T: Add<Output = T> + Copy>(x: T, y: T) -> T {
.add(y)
}
-// CHECK: name: "Foo_3C_u32_3E_"
-// CHECK: name: "Bar_3C_di_generics_3A__3A_Foo_3C_u32_3E__3E_"
-// CHECK: name: "my_function_3C_u32_3E_"
+// CHECK-DAG: name: "Foo_3C_u32_3E_"
+// CHECK-DAG: name: "Bar_3C_di_generics_3A__3A_Foo_3C_u32_3E__3E_"
+// CHECK-DAG: name: "my_function_3C_u32_3E_"
diff --git a/tests/assembly/ignore-inline-never.rs b/tests/assembly/ignore-inline-never.rs
index 58a8e583..02bdbc25 100644
--- a/tests/assembly/ignore-inline-never.rs
+++ b/tests/assembly/ignore-inline-never.rs
@@ -21,6 +21,6 @@ fn actually_inlined(a: u64) -> u64 {
pub extern "C" fn fun(a: u64) -> u64 {
// CHECK-LABEL: fun:
actually_inlined(a)
- // CHECK: r{{[0-9]}} = r{{[0-9]}}
- // CHECK-NEXT: r{{[0-9]}} += 42
+ // CHECK-DAG: r{{[0-9]}} = r{{[0-9]}}
+ // CHECK-DAG: r{{[0-9]}} += 42
}
diff --git a/tests/btf/assembly/exported-symbols.rs b/tests/btf/assembly/exported-symbols.rs
index a5b99bf0..921b2e68 100644
--- a/tests/btf/assembly/exported-symbols.rs
+++ b/tests/btf/assembly/exported-symbols.rs
@@ -35,7 +35,7 @@ fn inline_function_2(v: u8) -> u8 {
}
// #[no_mangle] functions keep linkage=global
-// CHECK: <FUNC> 'local_no_mangle' --> global [{{[0-9]+}}
+// CHECK-DAG: <FUNC> 'local_no_mangle' --> global [{{[0-9]+}}
// check that parameter names are preserved
// CHECK: <FUNC_PROTO>
@@ -43,8 +43,8 @@ fn inline_function_2(v: u8) -> u8 {
// CHECK-NEXT: _arg2
// public functions get static linkage
-// CHECK: <FUNC> '{{.*}}local_public{{.*}}' --> static
-// CHECK: <FUNC> '{{.*}}dep_public_symbol{{.*}}' --> static
+// CHECK-DAG: <FUNC> '{{.*}}local_public{{.*}}' --> static
+// CHECK-DAG: <FUNC> '{{.*}}dep_public_symbol{{.*}}' --> static
// #[no_mangle] is honored for dep functions
-// CHECK: <FUNC> 'dep_no_mangle' --> global
+// CHECK-DAG: <FUNC> 'dep_no_mangle' --> global