[LLVM-C] [bindings/go] Add C and Golang bindings for COMDAT

Patch by Ben Clayton

Differential Revision: https://reviews.llvm.org/D44086

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@327551 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 44 insertions, 8 deletions

diff --git a/bindings/go/llvm/ir.go b/bindings/go/llvm/ir.go
index 71b11a6668e..0a379e47dc6 100644
--- a/bindings/go/llvm/ir.go
+++ b/bindings/go/llvm/ir.go
@@ -15,6 +15,7 @@ package llvm
 
 /*
 #include "llvm-c/Core.h"
+#include "llvm-c/Comdat.h"
 #include "IRBindings.h"
 #include <stdlib.h>
 */
@@ -37,6 +38,9 @@ type (
 	Value struct {
 		C C.LLVMValueRef
 	}
+	Comdat struct {
+		C C.LLVMComdatRef
+	}
 	BasicBlock struct {
 		C C.LLVMBasicBlockRef
 	}
@@ -61,14 +65,15 @@ type (
 	Attribute struct {
 		C C.LLVMAttributeRef
 	}
-	Opcode           C.LLVMOpcode
-	TypeKind         C.LLVMTypeKind
-	Linkage          C.LLVMLinkage
-	Visibility       C.LLVMVisibility
-	CallConv         C.LLVMCallConv
-	IntPredicate     C.LLVMIntPredicate
-	FloatPredicate   C.LLVMRealPredicate
-	LandingPadClause C.LLVMLandingPadClauseTy
+	Opcode              C.LLVMOpcode
+	TypeKind            C.LLVMTypeKind
+	Linkage             C.LLVMLinkage
+	Visibility          C.LLVMVisibility
+	CallConv            C.LLVMCallConv
+	ComdatSelectionKind C.LLVMComdatSelectionKind
+	IntPredicate        C.LLVMIntPredicate
+	FloatPredicate      C.LLVMRealPredicate
+	LandingPadClause    C.LLVMLandingPadClauseTy
 )
 
 func (c Context) IsNil() bool        { return c.C == nil }
@@ -249,6 +254,18 @@ const (
 )
 
 //-------------------------------------------------------------------------
+// llvm.ComdatSelectionKind
+//-------------------------------------------------------------------------
+
+const (
+	AnyComdatSelectionKind          ComdatSelectionKind = C.LLVMAnyComdatSelectionKind
+	ExactMatchComdatSelectionKind   ComdatSelectionKind = C.LLVMExactMatchComdatSelectionKind
+	LargestComdatSelectionKind      ComdatSelectionKind = C.LLVMLargestComdatSelectionKind
+	NoDuplicatesComdatSelectionKind ComdatSelectionKind = C.LLVMNoDuplicatesComdatSelectionKind
+	SameSizeComdatSelectionKind     ComdatSelectionKind = C.LLVMSameSizeComdatSelectionKind
+)
+
+//-------------------------------------------------------------------------
 // llvm.IntPredicate
 //-------------------------------------------------------------------------
 
@@ -1029,6 +1046,25 @@ func AddAlias(m Module, t Type, aliasee Value, name string) (v Value) {
 	return
 }
 
+// Operations on comdat
+func (m Module) Comdat(name string) (c Comdat) {
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+	c.C = C.LLVMGetOrInsertComdat(m.C, cname)
+	return
+}
+
+func (v Value) Comdat() (c Comdat) { c.C = C.LLVMGetComdat(v.C); return }
+func (v Value) SetComdat(c Comdat) { C.LLVMSetComdat(v.C, c.C) }
+
+func (c Comdat) SelectionKind() ComdatSelectionKind {
+	return ComdatSelectionKind(C.LLVMGetComdatSelectionKind(c.C))
+}
+
+func (c Comdat) SetSelectionKind(k ComdatSelectionKind) {
+	C.LLVMSetComdatSelectionKind(c.C, (C.LLVMComdatSelectionKind)(k))
+}
+
 // Operations on functions
 func AddFunction(m Module, name string, ft Type) (v Value) {
 	cname := C.CString(name)