diff --git a/api/rs_debug.spec b/api/rs_debug.spec
new file mode 100644
index 0000000..b357b33
--- /dev/null
+++ b/api/rs_debug.spec
@@ -0,0 +1,138 @@
+#
+# Copyright (C) 2015 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+header:
+summary: Utility debugging routines
+description:
+ Routines intended to be used during application developement.  These should
+ not be used in shipping applications.  All print a string and value pair to
+ the standard log.
+include:
+ #define RS_DEBUG(a) rsDebug(#a, a)
+ #define RS_DEBUG_MARKER rsDebug(__FILE__, __LINE__)
+end:
+
+function: rsDebug
+t: i32, u32, i64, u64, f64
+ret: void
+arg: const char* message
+arg: #1 a
+summary:
+description:
+ Debug function.  Prints a string and value to the log.
+test: none
+end:
+
+function: rsDebug
+version: 17
+w: 2, 3, 4
+# TODO We're not doing it for f64?
+t: i32, u32, i64, u64
+ret: void
+arg: const char* message
+arg: #2#1 a
+test: none
+end:
+
+function: rsDebug
+w: 1, 2, 3, 4
+ret: void
+arg: const char* message
+arg: float#1 a
+test: none
+end:
+
+function: rsDebug
+version: 17
+w: 1, 2, 3, 4
+t: i8, u8, i16, u16
+ret: void
+arg: const char* message
+arg: #2#1 a
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: float a
+arg: float b
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: float a
+arg: float b
+arg: float c
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: float a
+arg: float b
+arg: float c
+arg: float d
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: long long a
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: unsigned long long a
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: const void* a
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: const rs_matrix4x4* a
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: const rs_matrix3x3* a
+test: none
+end:
+
+function: rsDebug
+ret: void
+arg: const char* message
+arg: const rs_matrix2x2* a
+test: none
+end:
+
+#define RS_DEBUG(a) rsDebug(#a, a)
+#define RS_DEBUG_MARKER rsDebug(__FILE__, __LINE__)