[llvm-branch-commits] [clang] [KeyIntsr][Clang] Builtins alloca auto-init atom (PR #134651)
Orlando Cazalet-Hyams via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed May 21 08:05:03 PDT 2025
https://github.com/OCHyams updated https://github.com/llvm/llvm-project/pull/134651
>From f3ee6148da5339e55d12250484cf9fb5dd8a6487 Mon Sep 17 00:00:00 2001
From: Orlando Cazalet-Hyams <orlando.hyams at sony.com>
Date: Fri, 4 Apr 2025 14:36:43 +0100
Subject: [PATCH 1/2] [KeyInstr][Clang] Store-like builtin atoms
---
clang/lib/CodeGen/CGBuiltin.cpp | 30 +++++++----
clang/test/KeyInstructions/builtin.c | 77 ++++++++++++++++++++++++++++
2 files changed, 97 insertions(+), 10 deletions(-)
create mode 100644 clang/test/KeyInstructions/builtin.c
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index 04a0d9ba2bbce..396ed75f2747a 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -4351,7 +4351,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Value *SizeVal = EmitScalarExpr(E->getArg(1));
EmitNonNullArgCheck(Dest, E->getArg(0)->getType(),
E->getArg(0)->getExprLoc(), FD, 0);
- Builder.CreateMemSet(Dest, Builder.getInt8(0), SizeVal, false);
+ auto *I = Builder.CreateMemSet(Dest, Builder.getInt8(0), SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(nullptr);
}
@@ -4366,7 +4367,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
EmitNonNullArgCheck(RValue::get(Dest.emitRawPointer(*this)),
E->getArg(1)->getType(), E->getArg(1)->getExprLoc(), FD,
0);
- Builder.CreateMemMove(Dest, Src, SizeVal, false);
+ auto *I = Builder.CreateMemMove(Dest, Src, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(nullptr);
}
@@ -4379,7 +4381,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Value *SizeVal = EmitScalarExpr(E->getArg(2));
EmitArgCheck(TCK_Store, Dest, E->getArg(0), 0);
EmitArgCheck(TCK_Load, Src, E->getArg(1), 1);
- Builder.CreateMemCpy(Dest, Src, SizeVal, false);
+ auto *I = Builder.CreateMemCpy(Dest, Src, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
if (BuiltinID == Builtin::BImempcpy ||
BuiltinID == Builtin::BI__builtin_mempcpy)
return RValue::get(Builder.CreateInBoundsGEP(
@@ -4395,7 +4398,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
E->getArg(2)->EvaluateKnownConstInt(getContext()).getZExtValue();
EmitArgCheck(TCK_Store, Dest, E->getArg(0), 0);
EmitArgCheck(TCK_Load, Src, E->getArg(1), 1);
- Builder.CreateMemCpyInline(Dest, Src, Size);
+ auto *I = Builder.CreateMemCpyInline(Dest, Src, Size);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(nullptr);
}
@@ -4416,7 +4420,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Address Dest = EmitPointerWithAlignment(E->getArg(0));
Address Src = EmitPointerWithAlignment(E->getArg(1));
Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
- Builder.CreateMemCpy(Dest, Src, SizeVal, false);
+ auto *I = Builder.CreateMemCpy(Dest, Src, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(Dest, *this);
}
@@ -4442,7 +4447,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Address Dest = EmitPointerWithAlignment(E->getArg(0));
Address Src = EmitPointerWithAlignment(E->getArg(1));
Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
- Builder.CreateMemMove(Dest, Src, SizeVal, false);
+ auto *I = Builder.CreateMemMove(Dest, Src, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(Dest, *this);
}
@@ -4454,7 +4460,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Value *SizeVal = EmitScalarExpr(E->getArg(2));
EmitArgCheck(TCK_Store, Dest, E->getArg(0), 0);
EmitArgCheck(TCK_Load, Src, E->getArg(1), 1);
- Builder.CreateMemMove(Dest, Src, SizeVal, false);
+ auto *I = Builder.CreateMemMove(Dest, Src, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(Dest, *this);
}
case Builtin::BImemset:
@@ -4465,7 +4472,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Value *SizeVal = EmitScalarExpr(E->getArg(2));
EmitNonNullArgCheck(Dest, E->getArg(0)->getType(),
E->getArg(0)->getExprLoc(), FD, 0);
- Builder.CreateMemSet(Dest, ByteVal, SizeVal, false);
+ auto *I = Builder.CreateMemSet(Dest, ByteVal, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(Dest, *this);
}
case Builtin::BI__builtin_memset_inline: {
@@ -4477,7 +4485,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
EmitNonNullArgCheck(RValue::get(Dest.emitRawPointer(*this)),
E->getArg(0)->getType(), E->getArg(0)->getExprLoc(), FD,
0);
- Builder.CreateMemSetInline(Dest, ByteVal, Size);
+ auto *I = Builder.CreateMemSetInline(Dest, ByteVal, Size);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(nullptr);
}
case Builtin::BI__builtin___memset_chk: {
@@ -4494,7 +4503,8 @@ RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)),
Builder.getInt8Ty());
Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
- Builder.CreateMemSet(Dest, ByteVal, SizeVal, false);
+ auto *I = Builder.CreateMemSet(Dest, ByteVal, SizeVal, false);
+ addInstToNewSourceAtom(I, nullptr);
return RValue::get(Dest, *this);
}
case Builtin::BI__builtin_wmemchr: {
diff --git a/clang/test/KeyInstructions/builtin.c b/clang/test/KeyInstructions/builtin.c
new file mode 100644
index 0000000000000..5129a4ac2c482
--- /dev/null
+++ b/clang/test/KeyInstructions/builtin.c
@@ -0,0 +1,77 @@
+
+// RUN: %clang -gkey-instructions -x c++ %s -gmlt -gno-column-info -S -emit-llvm -o - -ftrivial-auto-var-init=zero -fenable-matrix -Xclang -disable-llvm-passes \
+// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank
+
+// RUN: %clang -gkey-instructions -x c %s -gmlt -gno-column-info -S -emit-llvm -o - -ftrivial-auto-var-init=zero -fenable-matrix -Xclang -disable-llvm-passes \
+// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank
+
+typedef float m2x2 __attribute__((matrix_type(2, 2)));
+m2x2 mat;
+float f4[4];
+float f8[8];
+
+void fun() {
+// CHECK: %a = alloca ptr, align 8
+// CHECK: %0 = alloca i8, i64 4{{.*}}, !dbg [[G1R2:!.*]]
+// CHECK: call void @llvm.memset{{.*}}, !dbg [[G1R1:!.*]], !annotation
+// CHECK: store ptr %0, ptr %a{{.*}}, !dbg [[G1R1:!.*]]
+ void *a = __builtin_alloca(4);
+
+// CHECK: %1 = alloca i8, i64 4{{.*}}, !dbg [[G2R2:!.*]]
+// CHECK: call void @llvm.memset{{.*}}, !dbg [[G2R1:!.*]], !annotation
+// CHECK: store ptr %1, ptr %b{{.*}}, !dbg [[G2R1:!.*]]
+ void *b = __builtin_alloca_with_align(4, 8);
+
+// CHECK: call void @llvm.matrix.column.major.store.v4f32{{.*}}, !dbg [[G3R1:!.*]]
+ __builtin_matrix_column_major_store(mat, f4, sizeof(float) * 2);
+
+// CHECK: call void @llvm.memset{{.*}}, !dbg [[G4R1:!.*]]
+ __builtin_bzero(f4, sizeof(float) * 2);
+
+// CHECK: call void @llvm.memmove{{.*}}, !dbg [[G5R1:!.*]]
+ __builtin_bcopy(f4, f8, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memcpy{{.*}}, !dbg [[G6R1:!.*]]
+ __builtin_memcpy(f4, f8, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memcpy{{.*}}, !dbg [[G7R1:!.*]]
+ __builtin_mempcpy(f4, f8, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memcpy{{.*}}, !dbg [[G8R1:!.*]]
+ __builtin_memcpy_inline(f4, f8, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memcpy{{.*}}, !dbg [[G9R1:!.*]]
+ __builtin___memcpy_chk(f4, f8, sizeof(float) * 4, -1);
+
+// CHECK: call void @llvm.memmove{{.*}}, !dbg [[G10R1:!.*]]
+ __builtin___memmove_chk(f4, f8, sizeof(float) * 4, -1);
+
+// CHECK: call void @llvm.memmove{{.*}}, !dbg [[G11R1:!.*]]
+ __builtin_memmove(f4, f8, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memset{{.*}}, !dbg [[G12R1:!.*]]
+ __builtin_memset(f4, 0, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memset{{.*}}, !dbg [[G13R1:!.*]]
+ __builtin_memset_inline(f4, 0, sizeof(float) * 4);
+
+// CHECK: call void @llvm.memset{{.*}}, !dbg [[G14R1:!.*]]
+ __builtin___memset_chk(f4, 0, sizeof(float), -1);
+}
+
+// CHECK: [[G1R2]] = !DILocation({{.*}}, atomGroup: 1, atomRank: 2)
+// CHECK: [[G1R1]] = !DILocation({{.*}}, atomGroup: 1, atomRank: 1)
+// CHECK: [[G2R2]] = !DILocation({{.*}}, atomGroup: 2, atomRank: 2)
+// CHECK: [[G2R1]] = !DILocation({{.*}}, atomGroup: 2, atomRank: 1)
+// CHECK: [[G3R1]] = !DILocation({{.*}}, atomGroup: 3, atomRank: 1)
+// CHECK: [[G4R1]] = !DILocation({{.*}}, atomGroup: 4, atomRank: 1)
+// CHECK: [[G5R1]] = !DILocation({{.*}}, atomGroup: 5, atomRank: 1)
+// CHECK: [[G6R1]] = !DILocation({{.*}}, atomGroup: 6, atomRank: 1)
+// CHECK: [[G7R1]] = !DILocation({{.*}}, atomGroup: 7, atomRank: 1)
+// CHECK: [[G8R1]] = !DILocation({{.*}}, atomGroup: 8, atomRank: 1)
+// CHECK: [[G9R1]] = !DILocation({{.*}}, atomGroup: 9, atomRank: 1)
+// CHECK: [[G10R1]] = !DILocation({{.*}}, atomGroup: 10, atomRank: 1)
+// CHECK: [[G11R1]] = !DILocation({{.*}}, atomGroup: 11, atomRank: 1)
+// CHECK: [[G12R1]] = !DILocation({{.*}}, atomGroup: 12, atomRank: 1)
+// CHECK: [[G13R1]] = !DILocation({{.*}}, atomGroup: 13, atomRank: 1)
+// CHECK: [[G14R1]] = !DILocation({{.*}}, atomGroup: 14, atomRank: 1)
>From f86926c955f808401532a6fb0572b24bf2b43114 Mon Sep 17 00:00:00 2001
From: Orlando Cazalet-Hyams <orlando.hyams at sony.com>
Date: Wed, 21 May 2025 16:04:43 +0100
Subject: [PATCH 2/2] cc1
---
clang/test/KeyInstructions/builtin.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/clang/test/KeyInstructions/builtin.c b/clang/test/KeyInstructions/builtin.c
index 5129a4ac2c482..67a8017eeb236 100644
--- a/clang/test/KeyInstructions/builtin.c
+++ b/clang/test/KeyInstructions/builtin.c
@@ -1,8 +1,8 @@
-// RUN: %clang -gkey-instructions -x c++ %s -gmlt -gno-column-info -S -emit-llvm -o - -ftrivial-auto-var-init=zero -fenable-matrix -Xclang -disable-llvm-passes \
+// RUN: %clang_cc1 -gkey-instructions -x c++ %s -debug-info-kind=line-tables-only -gno-column-info -emit-llvm -o - -ftrivial-auto-var-init=zero -fenable-matrix -disable-llvm-passes \
// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank
-// RUN: %clang -gkey-instructions -x c %s -gmlt -gno-column-info -S -emit-llvm -o - -ftrivial-auto-var-init=zero -fenable-matrix -Xclang -disable-llvm-passes \
+// RUN: %clang_cc1 -gkey-instructions -x c %s -debug-info-kind=line-tables-only -gno-column-info -emit-llvm -o - -ftrivial-auto-var-init=zero -fenable-matrix -disable-llvm-passes \
// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank
typedef float m2x2 __attribute__((matrix_type(2, 2)));
More information about the llvm-branch-commits
mailing list