[CIR] Upstream GenericSelectionExpr for ComplexType #146265
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@llvm/pr-subscribers-clangir Author: Amr Hesham (AmrDeveloper) ChangesUpstream the GenericSelectionExpr for ComplexType Full diff: https://github.com/llvm/llvm-project/pull/146265.diff 2 Files Affected:
diff --git a/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp b/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp
index 43f2e47eac152..8ee9ce8884c72 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp
@@ -43,6 +43,7 @@ class ComplexExprEmitter : public StmtVisitor<ComplexExprEmitter, mlir::Value> {
mlir::Value VisitCallExpr(const CallExpr *e);
mlir::Value VisitChooseExpr(ChooseExpr *e);
mlir::Value VisitDeclRefExpr(DeclRefExpr *e);
+ mlir::Value VisitGenericSelectionExpr(GenericSelectionExpr *e);
mlir::Value VisitImplicitCastExpr(ImplicitCastExpr *e);
mlir::Value VisitInitListExpr(const InitListExpr *e);
mlir::Value VisitImaginaryLiteral(const ImaginaryLiteral *il);
@@ -151,6 +152,11 @@ mlir::Value ComplexExprEmitter::VisitDeclRefExpr(DeclRefExpr *e) {
return emitLoadOfLValue(e);
}
+mlir::Value
+ComplexExprEmitter::VisitGenericSelectionExpr(GenericSelectionExpr *e) {
+ return Visit(e->getResultExpr());
+}
+
mlir::Value ComplexExprEmitter::VisitImplicitCastExpr(ImplicitCastExpr *e) {
// Unlike for scalars, we don't have to worry about function->ptr demotion
// here.
diff --git a/clang/test/CIR/CodeGen/complex.cpp b/clang/test/CIR/CodeGen/complex.cpp
index 1e9ce0e29fd46..470723b8fc48e 100644
--- a/clang/test/CIR/CodeGen/complex.cpp
+++ b/clang/test/CIR/CodeGen/complex.cpp
@@ -442,3 +442,34 @@ bool foo19(double _Complex a, double _Complex b) {
// OGCG: %[[CMP_IMAG:.*]] = fcmp oeq double %[[A_IMAG]], %[[B_IMAG]]
// OGCG: %[[RESULT:.*]] = and i1 %[[CMP_REAL]], %[[CMP_IMAG]]
+void foo23(int _Complex a, int _Complex b) {
+ float _Complex f;
+ int _Complex c = _Generic(a, int _Complex: b, default: f);
+}
+
+// CIR: %[[COMPLEX_A:.*]] = cir.alloca !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>, ["a", init]
+// CIR: %[[COMPLEX_B:.*]] = cir.alloca !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>, ["b", init]
+// CIR: %[[COMPLEX_F:.*]] = cir.alloca !cir.complex<!cir.float>, !cir.ptr<!cir.complex<!cir.float>>, ["f"]
+// CIR: %[[RESULT:.*]] = cir.alloca !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>, ["c", init]
+// CIR: %[[TMP:.*]] = cir.load{{.*}} %[[COMPLEX_B]] : !cir.ptr<!cir.complex<!s32i>>, !cir.complex<!s32i>
+// CIR: cir.store{{.*}} %[[TMP]], %[[RESULT]] : !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>
+
+// LLVM: %[[COMPLEX_A:.*]] = alloca { i32, i32 }, i64 1, align 4
+// LLVM: %[[COMPLEX_B:.*]] = alloca { i32, i32 }, i64 1, align 4
+// LLVM: %[[COMPLEX_F:.*]] = alloca { float, float }, i64 1, align 4
+// LLVM: %[[RESULT:.*]] = alloca { i32, i32 }, i64 1, align 4
+// LLVM: %[[TMP:.*]] = load { i32, i32 }, ptr %[[COMPLEX_B]], align 4
+// LLVM: store { i32, i32 } %[[TMP]], ptr %[[RESULT]], align 4
+
+// OGCG: %[[COMPLEX_A:.*]] = alloca { i32, i32 }, align 4
+// OGCG: %[[COMPLEX_B:.*]] = alloca { i32, i32 }, align 4
+// OGCG: %[[COMPLEX_F:.*]] = alloca { float, float }, align 4
+// OGCG: %[[RESULT:.*]] = alloca { i32, i32 }, align 4
+// OGCG: %[[B_REAL_PTR:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[COMPLEX_B]], i32 0, i32 0
+// OGCG: %[[B_REAL:.*]] = load i32, ptr %[[B_REAL_PTR]], align 4
+// OGCG: %[[B_IMAG_PTR:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[COMPLEX_B]], i32 0, i32 1
+// OGCG: %[[B_IMAG:.*]] = load i32, ptr %[[B_IMAG_PTR]], align 4
+// OGCG: %[[RESULT_REAL_PT:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[RESULT]], i32 0, i32 0
+// OGCG: %[[RESULT_IMAG_PT:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[RESULT]], i32 0, i32 1
+// OGCG: store i32 %[[B_REAL]], ptr %[[RESULT_REAL_PT]], align 4
+// OGCG: store i32 %[[B_IMAG]], ptr %[[RESULT_IMAG_PT]], align 4
|
|
@llvm/pr-subscribers-clang Author: Amr Hesham (AmrDeveloper) ChangesUpstream the GenericSelectionExpr for ComplexType Full diff: https://github.com/llvm/llvm-project/pull/146265.diff 2 Files Affected:
diff --git a/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp b/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp
index 43f2e47eac152..8ee9ce8884c72 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprComplex.cpp
@@ -43,6 +43,7 @@ class ComplexExprEmitter : public StmtVisitor<ComplexExprEmitter, mlir::Value> {
mlir::Value VisitCallExpr(const CallExpr *e);
mlir::Value VisitChooseExpr(ChooseExpr *e);
mlir::Value VisitDeclRefExpr(DeclRefExpr *e);
+ mlir::Value VisitGenericSelectionExpr(GenericSelectionExpr *e);
mlir::Value VisitImplicitCastExpr(ImplicitCastExpr *e);
mlir::Value VisitInitListExpr(const InitListExpr *e);
mlir::Value VisitImaginaryLiteral(const ImaginaryLiteral *il);
@@ -151,6 +152,11 @@ mlir::Value ComplexExprEmitter::VisitDeclRefExpr(DeclRefExpr *e) {
return emitLoadOfLValue(e);
}
+mlir::Value
+ComplexExprEmitter::VisitGenericSelectionExpr(GenericSelectionExpr *e) {
+ return Visit(e->getResultExpr());
+}
+
mlir::Value ComplexExprEmitter::VisitImplicitCastExpr(ImplicitCastExpr *e) {
// Unlike for scalars, we don't have to worry about function->ptr demotion
// here.
diff --git a/clang/test/CIR/CodeGen/complex.cpp b/clang/test/CIR/CodeGen/complex.cpp
index 1e9ce0e29fd46..470723b8fc48e 100644
--- a/clang/test/CIR/CodeGen/complex.cpp
+++ b/clang/test/CIR/CodeGen/complex.cpp
@@ -442,3 +442,34 @@ bool foo19(double _Complex a, double _Complex b) {
// OGCG: %[[CMP_IMAG:.*]] = fcmp oeq double %[[A_IMAG]], %[[B_IMAG]]
// OGCG: %[[RESULT:.*]] = and i1 %[[CMP_REAL]], %[[CMP_IMAG]]
+void foo23(int _Complex a, int _Complex b) {
+ float _Complex f;
+ int _Complex c = _Generic(a, int _Complex: b, default: f);
+}
+
+// CIR: %[[COMPLEX_A:.*]] = cir.alloca !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>, ["a", init]
+// CIR: %[[COMPLEX_B:.*]] = cir.alloca !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>, ["b", init]
+// CIR: %[[COMPLEX_F:.*]] = cir.alloca !cir.complex<!cir.float>, !cir.ptr<!cir.complex<!cir.float>>, ["f"]
+// CIR: %[[RESULT:.*]] = cir.alloca !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>, ["c", init]
+// CIR: %[[TMP:.*]] = cir.load{{.*}} %[[COMPLEX_B]] : !cir.ptr<!cir.complex<!s32i>>, !cir.complex<!s32i>
+// CIR: cir.store{{.*}} %[[TMP]], %[[RESULT]] : !cir.complex<!s32i>, !cir.ptr<!cir.complex<!s32i>>
+
+// LLVM: %[[COMPLEX_A:.*]] = alloca { i32, i32 }, i64 1, align 4
+// LLVM: %[[COMPLEX_B:.*]] = alloca { i32, i32 }, i64 1, align 4
+// LLVM: %[[COMPLEX_F:.*]] = alloca { float, float }, i64 1, align 4
+// LLVM: %[[RESULT:.*]] = alloca { i32, i32 }, i64 1, align 4
+// LLVM: %[[TMP:.*]] = load { i32, i32 }, ptr %[[COMPLEX_B]], align 4
+// LLVM: store { i32, i32 } %[[TMP]], ptr %[[RESULT]], align 4
+
+// OGCG: %[[COMPLEX_A:.*]] = alloca { i32, i32 }, align 4
+// OGCG: %[[COMPLEX_B:.*]] = alloca { i32, i32 }, align 4
+// OGCG: %[[COMPLEX_F:.*]] = alloca { float, float }, align 4
+// OGCG: %[[RESULT:.*]] = alloca { i32, i32 }, align 4
+// OGCG: %[[B_REAL_PTR:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[COMPLEX_B]], i32 0, i32 0
+// OGCG: %[[B_REAL:.*]] = load i32, ptr %[[B_REAL_PTR]], align 4
+// OGCG: %[[B_IMAG_PTR:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[COMPLEX_B]], i32 0, i32 1
+// OGCG: %[[B_IMAG:.*]] = load i32, ptr %[[B_IMAG_PTR]], align 4
+// OGCG: %[[RESULT_REAL_PT:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[RESULT]], i32 0, i32 0
+// OGCG: %[[RESULT_IMAG_PT:.*]] = getelementptr inbounds nuw { i32, i32 }, ptr %[[RESULT]], i32 0, i32 1
+// OGCG: store i32 %[[B_REAL]], ptr %[[RESULT_REAL_PT]], align 4
+// OGCG: store i32 %[[B_IMAG]], ptr %[[RESULT_IMAG_PT]], align 4
|
erichkeane
approved these changes
Jun 30, 2025
rlavaee
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to rlavaee/llvm-project
that referenced
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Jul 1, 2025
Upstream the GenericSelectionExpr for ComplexType llvm#141365
rlavaee
pushed a commit
to rlavaee/llvm-project
that referenced
this pull request
Jul 1, 2025
Upstream the GenericSelectionExpr for ComplexType llvm#141365
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Upstream the GenericSelectionExpr for ComplexType
#141365