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Compound assign

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This commit is contained in:
Orlando Cazalet-Hyams 2025-04-03 11:05:29 +01:00
parent b6f42ab8be
commit e92a5d1b0f
2 changed files with 14 additions and 1 deletions
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2
clang/lib/CodeGen/CGExprScalar.cpp
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@ -897,6 +897,7 @@ public:
return result; \
} \
Value *VisitBin##OP##Assign(const CompoundAssignOperator *E) { \
ApplyAtomGroup Grp(CGF.getDebugInfo()); \
return EmitCompoundAssign(E, &ScalarExprEmitter::Emit##OP); \
}
HANDLEBINOP(Mul)
@ -5741,6 +5742,7 @@ LValue CodeGenFunction::EmitObjCIsaExpr(const ObjCIsaExpr *E) {
LValue CodeGenFunction::EmitCompoundAssignmentLValue(
const CompoundAssignOperator *E) {
ApplyAtomGroup Grp(getDebugInfo());
ScalarExprEmitter Scalar(*this);
Value *Result = nullptr;
switch (E->getOpcode()) {

13
clang/test/KeyInstructions/assign.cpp → clang/test/KeyInstructions/assign-scalar.c
View File

@ -1,4 +1,7 @@
// RUN: %clang -gkey-instructions %s -gmlt -gcolumn-info -S -emit-llvm -o - -Wno-unused-variable \
// RUN: %clang -gkey-instructions -x c++ %s -gmlt -gcolumn-info -S -emit-llvm -o - -Wno-unused-variable \
// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank
// RUN: %clang -gkey-instructions -x c %s -gmlt -gcolumn-info -S -emit-llvm -o - -Wno-unused-variable \
// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank
unsigned long long g;
@ -15,9 +18,17 @@ void fun() {
// CHECK-NEXT: store i64 %0, ptr @g{{.*}}, !dbg [[G3R1:!.*]]
// CHECK-NEXT: store i64 %0, ptr @g{{.*}}, !dbg [[G2R1:!.*]]
g = g = g;
// Compound assignment.
// CHECK: %1 = load i64, ptr @g
// CHECK: %add = add i64 %1, 50, !dbg [[G4R2:!.*]]
// CHECK: store i64 %add, ptr @g{{.*}}, !dbg [[G4R1:!.*]]
g += 50;
}
// CHECK: [[G1R1]] = !DILocation({{.*}}, atomGroup: 1, atomRank: 1)
// CHECK: [[G2R2]] = !DILocation({{.*}}, atomGroup: 2, atomRank: 2)
// CHECK: [[G3R1]] = !DILocation({{.*}}, atomGroup: 3, atomRank: 1)
// CHECK: [[G2R1]] = !DILocation({{.*}}, atomGroup: 2, atomRank: 1)
// CHECK: [[G4R2]] = !DILocation({{.*}}, atomGroup: 4, atomRank: 2)
// CHECK: [[G4R1]] = !DILocation({{.*}}, atomGroup: 4, atomRank: 1)