[clang] [llvm] [clang backend] In AArch64's DataLayout, specify a minimum function alignment of 4. (PR #90702)
Florian Hahn via llvm-commits
llvm-commits at lists.llvm.org
Thu May 2 03:04:05 PDT 2024
https://github.com/fhahn updated https://github.com/llvm/llvm-project/pull/90702
>From 4c312af7af5d0e419269c5b2304b0f898363bb85 Mon Sep 17 00:00:00 2001
From: Doug Wyatt <dwyatt at apple.com>
Date: Tue, 30 Apr 2024 21:43:16 -0700
Subject: [PATCH 1/5] In AArch64's DataLayout, specify a minimum function
alignment of 4. This addresses an issue where the explicit alignment of 2
(for C++ ABI reasons) was being propagated to the back end and causing
under-aligned functions (in special sections). (#90358)
---
clang/lib/Basic/Targets/AArch64.cpp | 12 ++++++------
llvm/lib/IR/AutoUpgrade.cpp | 8 ++++++++
llvm/lib/Target/AArch64/AArch64TargetMachine.cpp | 8 ++++----
3 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/clang/lib/Basic/Targets/AArch64.cpp b/clang/lib/Basic/Targets/AArch64.cpp
index c8d243a8fb7aea..a5dd803f636b90 100644
--- a/clang/lib/Basic/Targets/AArch64.cpp
+++ b/clang/lib/Basic/Targets/AArch64.cpp
@@ -1480,11 +1480,11 @@ AArch64leTargetInfo::AArch64leTargetInfo(const llvm::Triple &Triple,
void AArch64leTargetInfo::setDataLayout() {
if (getTriple().isOSBinFormatMachO()) {
if(getTriple().isArch32Bit())
- resetDataLayout("e-m:o-p:32:32-i64:64-i128:128-n32:64-S128", "_");
+ resetDataLayout("e-m:o-p:32:32-Fn32-i64:64-i128:128-n32:64-S128", "_");
else
- resetDataLayout("e-m:o-i64:64-i128:128-n32:64-S128", "_");
+ resetDataLayout("e-m:o-Fn32-i64:64-i128:128-n32:64-S128", "_");
} else
- resetDataLayout("e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
+ resetDataLayout("e-m:e-Fn32-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
}
void AArch64leTargetInfo::getTargetDefines(const LangOptions &Opts,
@@ -1507,7 +1507,7 @@ void AArch64beTargetInfo::getTargetDefines(const LangOptions &Opts,
void AArch64beTargetInfo::setDataLayout() {
assert(!getTriple().isOSBinFormatMachO());
- resetDataLayout("E-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
+ resetDataLayout("E-m:e-Fn32-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
}
WindowsARM64TargetInfo::WindowsARM64TargetInfo(const llvm::Triple &Triple,
@@ -1530,8 +1530,8 @@ WindowsARM64TargetInfo::WindowsARM64TargetInfo(const llvm::Triple &Triple,
void WindowsARM64TargetInfo::setDataLayout() {
resetDataLayout(Triple.isOSBinFormatMachO()
- ? "e-m:o-i64:64-i128:128-n32:64-S128"
- : "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128",
+ ? "e-m:o-Fn32-i64:64-i128:128-n32:64-S128"
+ : "e-m:w-p:64:64-Fn32-i32:32-i64:64-i128:128-n32:64-S128",
Triple.isOSBinFormatMachO() ? "_" : "");
}
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp
index 634b2dd5119e8d..eed946dc36580e 100644
--- a/llvm/lib/IR/AutoUpgrade.cpp
+++ b/llvm/lib/IR/AutoUpgrade.cpp
@@ -5387,6 +5387,14 @@ std::string llvm::UpgradeDataLayoutString(StringRef DL, StringRef TT) {
return Res;
}
+ // AArch64 data layout upgrades.
+ if (T.isAArch64()) {
+ // Add "-Fn32"
+ if (!DL.contains("-Fn32"))
+ Res.append("-Fn32");
+ return Res;
+ }
+
if (!T.isX86())
return Res;
diff --git a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
index 7ef78cbba352a5..4ff5fb94162a93 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
@@ -275,15 +275,15 @@ static std::string computeDataLayout(const Triple &TT,
bool LittleEndian) {
if (TT.isOSBinFormatMachO()) {
if (TT.getArch() == Triple::aarch64_32)
- return "e-m:o-p:32:32-i64:64-i128:128-n32:64-S128";
- return "e-m:o-i64:64-i128:128-n32:64-S128";
+ return "e-m:o-p:32:32-Fn32-i64:64-i128:128-n32:64-S128";
+ return "e-m:o-Fn32-i64:64-i128:128-n32:64-S128";
}
if (TT.isOSBinFormatCOFF())
- return "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128";
+ return "e-m:w-p:64:64-Fn32-i32:32-i64:64-i128:128-n32:64-S128";
std::string Endian = LittleEndian ? "e" : "E";
std::string Ptr32 = TT.getEnvironment() == Triple::GNUILP32 ? "-p:32:32" : "";
return Endian + "-m:e" + Ptr32 +
- "-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128";
+ "-Fn32-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128";
}
static StringRef computeDefaultCPU(const Triple &TT, StringRef CPU) {
>From 5a2b9e1b0444c52cd7f7cf9a3ddbb573403101a5 Mon Sep 17 00:00:00 2001
From: Doug Wyatt <dwyatt at apple.com>
Date: Wed, 1 May 2024 07:27:11 -0700
Subject: [PATCH 2/5] Move "-Fn32" to the end of the data layout strings, to
make the auto-upgrade simplest.
---
clang/lib/Basic/Targets/AArch64.cpp | 12 ++++++------
llvm/lib/Target/AArch64/AArch64TargetMachine.cpp | 8 ++++----
2 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/clang/lib/Basic/Targets/AArch64.cpp b/clang/lib/Basic/Targets/AArch64.cpp
index a5dd803f636b90..1a02520d7bd1f8 100644
--- a/clang/lib/Basic/Targets/AArch64.cpp
+++ b/clang/lib/Basic/Targets/AArch64.cpp
@@ -1480,11 +1480,11 @@ AArch64leTargetInfo::AArch64leTargetInfo(const llvm::Triple &Triple,
void AArch64leTargetInfo::setDataLayout() {
if (getTriple().isOSBinFormatMachO()) {
if(getTriple().isArch32Bit())
- resetDataLayout("e-m:o-p:32:32-Fn32-i64:64-i128:128-n32:64-S128", "_");
+ resetDataLayout("e-m:o-p:32:32-i64:64-i128:128-n32:64-S128-Fn32", "_");
else
- resetDataLayout("e-m:o-Fn32-i64:64-i128:128-n32:64-S128", "_");
+ resetDataLayout("e-m:o-i64:64-i128:128-n32:64-S128-Fn32", "_");
} else
- resetDataLayout("e-m:e-Fn32-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
+ resetDataLayout("e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32");
}
void AArch64leTargetInfo::getTargetDefines(const LangOptions &Opts,
@@ -1507,7 +1507,7 @@ void AArch64beTargetInfo::getTargetDefines(const LangOptions &Opts,
void AArch64beTargetInfo::setDataLayout() {
assert(!getTriple().isOSBinFormatMachO());
- resetDataLayout("E-m:e-Fn32-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128");
+ resetDataLayout("E-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32");
}
WindowsARM64TargetInfo::WindowsARM64TargetInfo(const llvm::Triple &Triple,
@@ -1530,8 +1530,8 @@ WindowsARM64TargetInfo::WindowsARM64TargetInfo(const llvm::Triple &Triple,
void WindowsARM64TargetInfo::setDataLayout() {
resetDataLayout(Triple.isOSBinFormatMachO()
- ? "e-m:o-Fn32-i64:64-i128:128-n32:64-S128"
- : "e-m:w-p:64:64-Fn32-i32:32-i64:64-i128:128-n32:64-S128",
+ ? "e-m:o-i64:64-i128:128-n32:64-S128-Fn32"
+ : "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128-Fn32",
Triple.isOSBinFormatMachO() ? "_" : "");
}
diff --git a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
index 4ff5fb94162a93..df802cf42526da 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
@@ -275,15 +275,15 @@ static std::string computeDataLayout(const Triple &TT,
bool LittleEndian) {
if (TT.isOSBinFormatMachO()) {
if (TT.getArch() == Triple::aarch64_32)
- return "e-m:o-p:32:32-Fn32-i64:64-i128:128-n32:64-S128";
- return "e-m:o-Fn32-i64:64-i128:128-n32:64-S128";
+ return "e-m:o-p:32:32-i64:64-i128:128-n32:64-S128-Fn32";
+ return "e-m:o-i64:64-i128:128-n32:64-S128-Fn32";
}
if (TT.isOSBinFormatCOFF())
- return "e-m:w-p:64:64-Fn32-i32:32-i64:64-i128:128-n32:64-S128";
+ return "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128-Fn32";
std::string Endian = LittleEndian ? "e" : "E";
std::string Ptr32 = TT.getEnvironment() == Triple::GNUILP32 ? "-p:32:32" : "";
return Endian + "-m:e" + Ptr32 +
- "-Fn32-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128";
+ "-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32";
}
static StringRef computeDefaultCPU(const Triple &TT, StringRef CPU) {
>From 43ca2b2c130660e89764b581170ba5fbb185e643 Mon Sep 17 00:00:00 2001
From: Doug Wyatt <dwyatt at apple.com>
Date: Wed, 1 May 2024 07:53:20 -0700
Subject: [PATCH 3/5] Fix tests: - CodeGen/target-data.c -
CodeGen/coff-aarch64-type-sizes.c - CodeGen/aarch64-type-sizes.c -
CodeGen/CodeGenCXX/member-alignment.cpp -
OpenMP/distribute_parallel_for_num_threads_codegen.cpp
---
clang/test/CodeGen/aarch64-type-sizes.c | 2 +-
clang/test/CodeGen/coff-aarch64-type-sizes.c | 2 +-
clang/test/CodeGen/target-data.c | 6 ++--
clang/test/CodeGenCXX/member-alignment.cpp | 6 ++--
...ibute_parallel_for_num_threads_codegen.cpp | 20 ++++++-------
..._parallel_for_simd_num_threads_codegen.cpp | 30 +++++++++----------
6 files changed, 33 insertions(+), 33 deletions(-)
diff --git a/clang/test/CodeGen/aarch64-type-sizes.c b/clang/test/CodeGen/aarch64-type-sizes.c
index 7a2508c6e15874..a40423c1f8deb2 100644
--- a/clang/test/CodeGen/aarch64-type-sizes.c
+++ b/clang/test/CodeGen/aarch64-type-sizes.c
@@ -1,7 +1,7 @@
// RUN: %clang_cc1 -triple aarch64_be-none-linux-gnu -emit-llvm -w -o - %s | FileCheck %s
// char by definition has size 1
-// CHECK: target datalayout = "E-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
+// CHECK: target datalayout = "E-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32"
int check_short(void) {
return sizeof(short);
diff --git a/clang/test/CodeGen/coff-aarch64-type-sizes.c b/clang/test/CodeGen/coff-aarch64-type-sizes.c
index f8286618fc8f72..9cb0ddbaef3f65 100644
--- a/clang/test/CodeGen/coff-aarch64-type-sizes.c
+++ b/clang/test/CodeGen/coff-aarch64-type-sizes.c
@@ -1,6 +1,6 @@
// RUN: %clang_cc1 -triple aarch64-windows -emit-llvm -w -o - %s | FileCheck %s
-// CHECK: target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"
+// CHECK: target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128-Fn32"
// CHECK: target triple = "aarch64-unknown-windows-msvc"
int check_short(void) {
diff --git a/clang/test/CodeGen/target-data.c b/clang/test/CodeGen/target-data.c
index c184f314f68f80..9d86880d6513e0 100644
--- a/clang/test/CodeGen/target-data.c
+++ b/clang/test/CodeGen/target-data.c
@@ -185,15 +185,15 @@
// RUN: %clang_cc1 -triple arm64-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=AARCH64
-// AARCH64: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
+// AARCH64: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32"
// RUN: %clang_cc1 -triple arm64_32-apple-ios7.0 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=AARCH64-ILP32
-// AARCH64-ILP32: target datalayout = "e-m:o-p:32:32-i64:64-i128:128-n32:64-S128"
+// AARCH64-ILP32: target datalayout = "e-m:o-p:32:32-i64:64-i128:128-n32:64-S128-Fn32"
// RUN: %clang_cc1 -triple arm64-pc-win32-macho -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=AARCH64-WIN32-MACHO
-// AARCH64-WIN32-MACHO: target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
+// AARCH64-WIN32-MACHO: target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128-Fn32"
// RUN: %clang_cc1 -triple thumb-unknown-gnueabi -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=THUMB
diff --git a/clang/test/CodeGenCXX/member-alignment.cpp b/clang/test/CodeGenCXX/member-alignment.cpp
index 8e7a353dfe6f47..d5c9a5a02b160a 100644
--- a/clang/test/CodeGenCXX/member-alignment.cpp
+++ b/clang/test/CodeGenCXX/member-alignment.cpp
@@ -5,11 +5,11 @@
// RUN: %clang_cc1 -emit-llvm -triple ppc64le-unknown-linux-gnu %s -o - | \
// RUN: FileCheck -check-prefix CHECK-NOEXTRAALIGN %s
// RUN: %clang_cc1 -emit-llvm -triple arm64-unknown-linux-gnu %s -o - | \
-// RUN: FileCheck -check-prefix CHECK-EXTRAALIGN %s
+// RUN: FileCheck -check-prefix CHECK-NOEXTRAALIGN %s
// RUN: %clang_cc1 -emit-llvm -triple arm64-apple-ios %s -o - | \
-// RUN: FileCheck -check-prefix CHECK-EXTRAALIGN %s
+// RUN: FileCheck -check-prefix CHECK-NOEXTRAALIGN %s
// RUN: %clang_cc1 -emit-llvm -triple aarch64-unknown-linux-gnu %s -o - | \
-// RUN: FileCheck -check-prefix CHECK-EXTRAALIGN %s
+// RUN: FileCheck -check-prefix CHECK-NOEXTRAALIGN %s
// RUN: %clang_cc1 -emit-llvm -triple mips-unknown-linux-gnu %s -o - | \
// RUN: FileCheck -check-prefix CHECK-EXTRAALIGN %s
// RUN: %clang_cc1 -emit-llvm -triple x86_64-unknown-fuchsia %s -o - | \
diff --git a/clang/test/OpenMP/distribute_parallel_for_num_threads_codegen.cpp b/clang/test/OpenMP/distribute_parallel_for_num_threads_codegen.cpp
index dfe79d6a949342..2bbf29acba1643 100644
--- a/clang/test/OpenMP/distribute_parallel_for_num_threads_codegen.cpp
+++ b/clang/test/OpenMP/distribute_parallel_for_num_threads_codegen.cpp
@@ -2728,7 +2728,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SC1El
-// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat align 2 {
+// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -2741,7 +2741,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1ScvcEv
-// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat align 2 {
+// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -3214,7 +3214,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SD1Ev
-// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -3224,7 +3224,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SC2El
-// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -3238,7 +3238,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SD2Ev
-// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK9-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -3980,7 +3980,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SC1El
-// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat align 2 {
+// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -3993,7 +3993,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1ScvcEv
-// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat align 2 {
+// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -4466,7 +4466,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SD1Ev
-// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -4476,7 +4476,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SC2El
-// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 noundef [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -5093,7 +5093,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SD2Ev
-// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK13-SAME: (ptr noundef nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
diff --git a/clang/test/OpenMP/distribute_parallel_for_simd_num_threads_codegen.cpp b/clang/test/OpenMP/distribute_parallel_for_simd_num_threads_codegen.cpp
index 5c1ca41b1c62d1..ff89ea8342dc73 100644
--- a/clang/test/OpenMP/distribute_parallel_for_simd_num_threads_codegen.cpp
+++ b/clang/test/OpenMP/distribute_parallel_for_simd_num_threads_codegen.cpp
@@ -3235,7 +3235,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SC1El
-// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat align 2 {
+// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -3248,7 +3248,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1ScvcEv
-// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat align 2 {
+// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -3749,7 +3749,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SD1Ev
-// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -3759,7 +3759,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SC2El
-// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -3773,7 +3773,7 @@ int main() {
//
//
// CHECK9-LABEL: define {{[^@]+}}@_ZN1SD2Ev
-// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK9-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK9-NEXT: entry:
// CHECK9-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK9-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -4558,7 +4558,7 @@ int main() {
//
//
// CHECK11-LABEL: define {{[^@]+}}@_ZN1SC1El
-// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat align 2 {
+// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat {
// CHECK11-NEXT: entry:
// CHECK11-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK11-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -4571,7 +4571,7 @@ int main() {
//
//
// CHECK11-LABEL: define {{[^@]+}}@_ZN1ScvcEv
-// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat align 2 {
+// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat {
// CHECK11-NEXT: entry:
// CHECK11-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK11-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -4747,7 +4747,7 @@ int main() {
//
//
// CHECK11-LABEL: define {{[^@]+}}@_ZN1SD1Ev
-// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR4]] comdat align 2 {
+// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR4]] comdat {
// CHECK11-NEXT: entry:
// CHECK11-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK11-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -4757,7 +4757,7 @@ int main() {
//
//
// CHECK11-LABEL: define {{[^@]+}}@_ZN1SC2El
-// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR4]] comdat align 2 {
+// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR4]] comdat {
// CHECK11-NEXT: entry:
// CHECK11-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK11-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -4771,7 +4771,7 @@ int main() {
//
//
// CHECK11-LABEL: define {{[^@]+}}@_ZN1SD2Ev
-// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR4]] comdat align 2 {
+// CHECK11-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR4]] comdat {
// CHECK11-NEXT: entry:
// CHECK11-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK11-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -4910,7 +4910,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SC1El
-// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat align 2 {
+// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR1:[0-9]+]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -4923,7 +4923,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1ScvcEv
-// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat align 2 {
+// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) #[[ATTR1]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -5424,7 +5424,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SD1Ev
-// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
@@ -5434,7 +5434,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SC2El
-// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]], i64 [[A:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: [[A_ADDR:%.*]] = alloca i64, align 8
@@ -6107,7 +6107,7 @@ int main() {
//
//
// CHECK13-LABEL: define {{[^@]+}}@_ZN1SD2Ev
-// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat align 2 {
+// CHECK13-SAME: (ptr nonnull align 8 dereferenceable(24) [[THIS:%.*]]) unnamed_addr #[[ATTR6]] comdat {
// CHECK13-NEXT: entry:
// CHECK13-NEXT: [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK13-NEXT: store ptr [[THIS]], ptr [[THIS_ADDR]], align 8
>From aec3a3d9da8423375952d5638940fdc09c4c92f3 Mon Sep 17 00:00:00 2001
From: Doug Wyatt <dwyatt at apple.com>
Date: Wed, 1 May 2024 08:43:42 -0700
Subject: [PATCH 4/5] AutoUpgrade: don't try to upgrade an empty string.
DataLayoutUpgradeTest: adapt test to this PR's change.
---
llvm/lib/IR/AutoUpgrade.cpp | 2 +-
llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp
index eed946dc36580e..eab2289c68ab68 100644
--- a/llvm/lib/IR/AutoUpgrade.cpp
+++ b/llvm/lib/IR/AutoUpgrade.cpp
@@ -5390,7 +5390,7 @@ std::string llvm::UpgradeDataLayoutString(StringRef DL, StringRef TT) {
// AArch64 data layout upgrades.
if (T.isAArch64()) {
// Add "-Fn32"
- if (!DL.contains("-Fn32"))
+ if (!DL.empty() && !DL.contains("-Fn32"))
Res.append("-Fn32");
return Res;
}
diff --git a/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp b/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
index d7e4dba4ac1703..6ff0c67eea9684 100644
--- a/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
+++ b/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
@@ -86,7 +86,7 @@ TEST(DataLayoutUpgradeTest, NoDataLayoutUpgrade) {
"-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64"
"-f80:128:128-n8:16:32:64-S128");
EXPECT_EQ(DL2, "e-m:e-i64:64-n32:64");
- EXPECT_EQ(DL3, "e-m:o-i64:64-i128:128-n32:64-S128");
+ EXPECT_EQ(DL3, "e-m:o-i64:64-i128:128-n32:64-S128-Fn32");
// Check that AMDGPU targets don't add -G1 if there is already a -G flag.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G2", "r600"), "e-p:32:32-G2");
>From aad17e8f35c78e3db8dce80c7649909884b914fc Mon Sep 17 00:00:00 2001
From: Doug Wyatt <dwyatt at apple.com>
Date: Wed, 1 May 2024 17:54:14 -0700
Subject: [PATCH 5/5] More correct DataLayoutUpgradeTests
---
llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp b/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
index 6ff0c67eea9684..7148e2902fa7ab 100644
--- a/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
+++ b/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
@@ -21,6 +21,8 @@ TEST(DataLayoutUpgradeTest, ValidDataLayoutUpgrade) {
"e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32", "i686-pc-windows-msvc");
std::string DL3 = UpgradeDataLayoutString(
"e-m:o-i64:64-f80:128-n8:16:32:64-S128", "x86_64-apple-macosx");
+ std::string DL4 =
+ UpgradeDataLayoutString("e-m:o-i64:64-i128:128-n32:64-S128", "aarch64--");
EXPECT_EQ(DL1,
"e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128"
"-f80:128-n8:16:32:64-S128");
@@ -29,6 +31,7 @@ TEST(DataLayoutUpgradeTest, ValidDataLayoutUpgrade) {
"-f80:128-n8:16:32-S32");
EXPECT_EQ(DL3, "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:"
"128-n8:16:32:64-S128");
+ EXPECT_EQ(DL4, "e-m:o-i64:64-i128:128-n32:64-S128-Fn32");
// Check that AMDGPU targets add -G1 if it's not present.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "r600"), "e-p:32:32-G1");
@@ -78,8 +81,8 @@ TEST(DataLayoutUpgradeTest, NoDataLayoutUpgrade) {
"x86_64-unknown-linux-gnu");
std::string DL2 = UpgradeDataLayoutString("e-m:e-i64:64-n32:64",
"powerpc64le-unknown-linux-gnu");
- std::string DL3 =
- UpgradeDataLayoutString("e-m:o-i64:64-i128:128-n32:64-S128", "aarch64--");
+ std::string DL3 = UpgradeDataLayoutString(
+ "e-m:o-i64:64-i128:128-n32:64-S128-Fn32", "aarch64--");
EXPECT_EQ(
DL1,
"e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-i128:128:128"
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