gallivm: Use standard LLVMSetAlignment from LLVM 3.4 onwards.

[mesa.git] / src / gallium / auxiliary / gallivm / lp_bld.h

diff --git a/src/gallium/auxiliary/gallivm/lp_bld.h b/src/gallium/auxiliary/gallivm/lp_bld.h
index 8103bc917fc7f9d1a95f9e2b319c5c9cd2931445..239c27e3c255dc8ab51dc2557947c56fdac81d9a 100644 (file)
--- a/src/gallium/auxiliary/gallivm/lp_bld.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld.h
@@ -53,6 +53,60 @@
 #ifndef HAVE_LLVM
 #error "HAVE_LLVM should be set with LLVM's version number, e.g. (0x0207 for 2.7)"
 #endif
+#if HAVE_LLVM < 0x303
+#error "LLVM 3.3 or newer required"
+#endif
+
+
+#if HAVE_LLVM <= 0x0303
+/* We won't actually use LLVMMCJITMemoryManagerRef, just create a dummy
+ * typedef to simplify things elsewhere.
+ */
+typedef void *LLVMMCJITMemoryManagerRef;
+#endif
+
+
+/**
+ * Redefine these LLVM entrypoints as invalid macros to make sure we
+ * don't accidentally use them.  We need to use the functions which
+ * take an explicit LLVMContextRef parameter.
+ */
+#define LLVMInt1Type ILLEGAL_LLVM_FUNCTION
+#define LLVMInt8Type ILLEGAL_LLVM_FUNCTION
+#define LLVMInt16Type ILLEGAL_LLVM_FUNCTION
+#define LLVMInt32Type ILLEGAL_LLVM_FUNCTION
+#define LLVMInt64Type ILLEGAL_LLVM_FUNCTION
+#define LLVMIntType ILLEGAL_LLVM_FUNCTION
+#define LLVMFloatType ILLEGAL_LLVM_FUNCTION
+#define LLVMDoubleType ILLEGAL_LLVM_FUNCTION
+#define LLVMX86FP80Type ILLEGAL_LLVM_FUNCTION
+#define LLVMFP128Type ILLEGAL_LLVM_FUNCTION
+#define LLVMPPCFP128Type ILLEGAL_LLVM_FUNCTION
+#define LLVMStructType ILLEGAL_LLVM_FUNCTION
+#define LLVMVoidType ILLEGAL_LLVM_FUNCTION
+#define LLVMLabelType ILLEGAL_LLVM_FUNCTION
+#define LLVMOpaqueType ILLEGAL_LLVM_FUNCTION
+#define LLVMUnionType ILLEGAL_LLVM_FUNCTION
+#define LLVMMDString ILLEGAL_LLVM_FUNCTION
+#define LLVMMDNode ILLEGAL_LLVM_FUNCTION
+#define LLVMConstString ILLEGAL_LLVM_FUNCTION
+#define LLVMConstStruct ILLEGAL_LLVM_FUNCTION
+#define LLVMAppendBasicBlock ILLEGAL_LLVM_FUNCTION
+#define LLVMInsertBasicBlock ILLEGAL_LLVM_FUNCTION
+#define LLVMCreateBuilder ILLEGAL_LLVM_FUNCTION
+
+
+/*
+ * Before LLVM 3.4 LLVMSetAlignment only supported GlobalValue, not
+ * LoadInst/StoreInst as we need.
+ */
+#if HAVE_LLVM < 0x0304
+#  ifdef __cplusplus
+      extern "C"
+#  endif
+   void LLVMSetAlignmentBackport(LLVMValueRef V, unsigned Bytes);
+#  define LLVMSetAlignment LLVMSetAlignmentBackport
+#endif
 
 
 #endif /* LP_BLD_H */