commit 77221d39511adaf2115d1482ee0af31a5a3052e3
author Marat Dukhan <maratek@google.com> Mon Jan 06 10:04:39 2020 -0800
committer XNNPACK Team <xnnpack-github-robot@google.com> Mon Jan 06 10:05:14 2020 -0800
tree cba1992933da21533629bef9e26e4912e8ef0970
parent 7241600b77639a52773ec432219bf98bc66d0447

NEON Sigmoid evaluation stubs with 1-step range reduction

PiperOrigin-RevId: 288321666

BUILD.bazel

diff --git a/BUILD.bazel b/BUILD.bazel
index d1e72e1..efd5bee 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -561,9 +561,12 @@
     "src/x8-zip/x4-neon.c",
     "src/x8-zip/xm-neon.c",
     "src/math/sigmoid-neon-frac-p9-p10-nr1recps.c",
-    "src/math/sigmoid-neon-lut2048-p1-nr2recps.c",
-    "src/math/sigmoid-neon-lut64-p2-nr2recps.c",
-    "src/math/sigmoid-neon-p5-nr2recps.c",
+    "src/math/sigmoid-neon-rr1-lut2048-p1-nr2recps.c",
+    "src/math/sigmoid-neon-rr1-lut64-p2-nr2recps.c",
+    "src/math/sigmoid-neon-rr1-p5-nr2recps.c",
+    "src/math/sigmoid-neon-rr2-lut2048-p1-nr2recps.c",
+    "src/math/sigmoid-neon-rr2-lut64-p2-nr2recps.c",
+    "src/math/sigmoid-neon-rr2-p5-nr2recps.c",
 ]
 
 NEONFMA_UKERNELS = [
@@ -665,15 +668,24 @@
     "src/math/expminus-neonfma-lut2048-p1.c",
     "src/math/expminus-neonfma-lut64-p2.c",
     "src/math/expminus-neonfma-p5.c",
-    "src/math/sigmoid-neonfma-lut2048-p1-nr1recps1fma.c",
-    "src/math/sigmoid-neonfma-lut2048-p1-nr2fma.c",
-    "src/math/sigmoid-neonfma-lut2048-p1-nr2recps.c",
-    "src/math/sigmoid-neonfma-lut64-p2-nr1recps1fma.c",
-    "src/math/sigmoid-neonfma-lut64-p2-nr2fma.c",
-    "src/math/sigmoid-neonfma-lut64-p2-nr2recps.c",
-    "src/math/sigmoid-neonfma-p5-nr1recps1fma.c",
-    "src/math/sigmoid-neonfma-p5-nr2fma.c",
-    "src/math/sigmoid-neonfma-p5-nr2recps.c",
+    "src/math/sigmoid-neonfma-rr1-lut2048-p1-nr1recps1fma.c",
+    "src/math/sigmoid-neonfma-rr1-lut2048-p1-nr2fma.c",
+    "src/math/sigmoid-neonfma-rr1-lut2048-p1-nr2recps.c",
+    "src/math/sigmoid-neonfma-rr1-lut64-p2-nr1recps1fma.c",
+    "src/math/sigmoid-neonfma-rr1-lut64-p2-nr2fma.c",
+    "src/math/sigmoid-neonfma-rr1-lut64-p2-nr2recps.c",
+    "src/math/sigmoid-neonfma-rr1-p5-nr1recps1fma.c",
+    "src/math/sigmoid-neonfma-rr1-p5-nr2fma.c",
+    "src/math/sigmoid-neonfma-rr1-p5-nr2recps.c",
+    "src/math/sigmoid-neonfma-rr2-lut2048-p1-nr1recps1fma.c",
+    "src/math/sigmoid-neonfma-rr2-lut2048-p1-nr2fma.c",
+    "src/math/sigmoid-neonfma-rr2-lut2048-p1-nr2recps.c",
+    "src/math/sigmoid-neonfma-rr2-lut64-p2-nr1recps1fma.c",
+    "src/math/sigmoid-neonfma-rr2-lut64-p2-nr2fma.c",
+    "src/math/sigmoid-neonfma-rr2-lut64-p2-nr2recps.c",
+    "src/math/sigmoid-neonfma-rr2-p5-nr1recps1fma.c",
+    "src/math/sigmoid-neonfma-rr2-p5-nr2fma.c",
+    "src/math/sigmoid-neonfma-rr2-p5-nr2recps.c",
 ]
 
 AARCH64_NEONFMA_UKERNELS = [
@@ -746,9 +758,12 @@
     "src/f32-spmm/gen/8x1-neonfma.c",
     "src/f32-spmm/gen/8x2-neonfma.c",
     "src/f32-spmm/gen/8x4-neonfma.c",
-    "src/math/sigmoid-neonfma-p5-div.c",
-    "src/math/sigmoid-neonfma-lut64-p2-div.c",
-    "src/math/sigmoid-neonfma-lut2048-p1-div.c",
+    "src/math/sigmoid-neonfma-rr1-lut2048-p1-div.c",
+    "src/math/sigmoid-neonfma-rr1-lut64-p2-div.c",
+    "src/math/sigmoid-neonfma-rr1-p5-div.c",
+    "src/math/sigmoid-neonfma-rr2-lut2048-p1-div.c",
+    "src/math/sigmoid-neonfma-rr2-lut64-p2-div.c",
+    "src/math/sigmoid-neonfma-rr2-p5-div.c",
 ]
 
 AARCH64_NEONFP16ARITH_UKERNELS = [