stage1: Implement @reduce builtin for vector types

The builtin folds a Vector(N,T) into a scalar T using a specified
operator.

Closes #2698

1 files changed, 28 insertions, 0 deletions

diff --git a/src/zig_llvm.cpp b/src/zig_llvm.cpp
index 08823050ad..78082d16ba 100644
--- a/src/zig_llvm.cpp
+++ b/src/zig_llvm.cpp
@@ -1123,6 +1123,34 @@ LLVMValueRef ZigLLVMBuildAtomicRMW(LLVMBuilderRef B, enum ZigLLVM_AtomicRMWBinOp
         singleThread ? SyncScope::SingleThread : SyncScope::System));
 }
 
+LLVMValueRef ZigLLVMBuildAndReduce(LLVMBuilderRef B, LLVMValueRef Val) {
+    return wrap(unwrap(B)->CreateAndReduce(unwrap(Val)));
+}
+
+LLVMValueRef ZigLLVMBuildOrReduce(LLVMBuilderRef B, LLVMValueRef Val) {
+    return wrap(unwrap(B)->CreateOrReduce(unwrap(Val)));
+}
+
+LLVMValueRef ZigLLVMBuildXorReduce(LLVMBuilderRef B, LLVMValueRef Val) {
+    return wrap(unwrap(B)->CreateXorReduce(unwrap(Val)));
+}
+
+LLVMValueRef ZigLLVMBuildIntMaxReduce(LLVMBuilderRef B, LLVMValueRef Val, bool is_signed) {
+    return wrap(unwrap(B)->CreateIntMaxReduce(unwrap(Val), is_signed));
+}
+
+LLVMValueRef ZigLLVMBuildIntMinReduce(LLVMBuilderRef B, LLVMValueRef Val, bool is_signed) {
+    return wrap(unwrap(B)->CreateIntMinReduce(unwrap(Val), is_signed));
+}
+
+LLVMValueRef ZigLLVMBuildFPMaxReduce(LLVMBuilderRef B, LLVMValueRef Val) {
+    return wrap(unwrap(B)->CreateFPMaxReduce(unwrap(Val)));
+}
+
+LLVMValueRef ZigLLVMBuildFPMinReduce(LLVMBuilderRef B, LLVMValueRef Val) {
+    return wrap(unwrap(B)->CreateFPMinReduce(unwrap(Val)));
+}
+
 static_assert((Triple::ArchType)ZigLLVM_UnknownArch == Triple::UnknownArch, "");
 static_assert((Triple::ArchType)ZigLLVM_arm == Triple::arm, "");
 static_assert((Triple::ArchType)ZigLLVM_armeb == Triple::armeb, "");