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authorBen Murdoch <benm@google.com>2014-12-09 15:13:19 +0000
committerBen Murdoch <benm@google.com>2014-12-09 15:13:19 +0000
commit99ac155aef9c2349d399360973c0e049cb92b906 (patch)
tree7184a3c630afcb0b1a0048d25cf825e4905aaa1a
parent95f06ba6a33dd0b2e3d099bd692bef749afcaef5 (diff)
downloadskia-lollipop-mr1-wfc-release.tar.gz
Bug: 18297786 Original Description: Avoid crash on some 64b ARM NEON platforms. The compiler may choose to use x30 for a local loop counter; ensure it's saved. Patch from kevin.petit@arm.com, verified by benm@google.com. R=djsollen@google.com Committed: https://skia.googlesource.com/skia/+/414867c00463e1405ce2234cf7591b1788d20b9f Change-Id: Ib1c4b33a1cf9b957b01684470e9d719b730b31be
-rw-r--r--src/opts/SkXfermode_opts_arm_neon.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/opts/SkXfermode_opts_arm_neon.cpp b/src/opts/SkXfermode_opts_arm_neon.cpp
index dca58eb53..f6fbcd356 100644
--- a/src/opts/SkXfermode_opts_arm_neon.cpp
+++ b/src/opts/SkXfermode_opts_arm_neon.cpp
@@ -824,6 +824,7 @@ void SkNEONProcCoeffXfermode::xfer32(SkPMColor* SK_RESTRICT dst,
*/
"x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7", "x8", "x9",
"x10", "x11", "x12", "x13", "x14", "x15", "x16", "x17", "x18",
+ "x30", /* x30 implicitly clobbered by blr */
"v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16", "v17",
"v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25", "v26",
"v27", "v28", "v29", "v30", "v31"