Author: rengolin
Date: Fri Nov 7 10:33:58 2014
New Revision: 221532
URL: http://llvm.org/viewvc/llvm-project?rev=221532&view=rev
Log:
Make sure only NEON enabled devices save/restore D16+ registers
Modified:
libcxxabi/trunk/src/Unwind/UnwindRegistersRestore.S
libcxxabi/trunk/src/Unwind/UnwindRegistersSave.S
Modified: libcxxabi/trunk/src/Unwind/UnwindRegistersRestore.S
URL:
http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/Unwind/UnwindRegistersRestore.S?rev=221532&r1=221531&r2=221532&view=diff
==============================================================================
--- libcxxabi/trunk/src/Unwind/UnwindRegistersRestore.S (original)
+++ libcxxabi/trunk/src/Unwind/UnwindRegistersRestore.S Fri Nov 7 10:33:58 2014
@@ -390,7 +390,7 @@ DEFINE_LIBUNWIND_PRIVATE_FUNCTION(_ZN9li
.p2align 2
DEFINE_LIBUNWIND_PRIVATE_FUNCTION(_ZN9libunwind13Registers_arm12restoreVFPv3EPy)
#if defined(__ARM_FP)
-#if __ARM_ARCH < 7
+#ifndef __ARM_NEON
ldcl p11, cr0, [r0], {0x20} @ vldm r0, {d16-d31}
#else
vldmia r0, {d16-d31}
Modified: libcxxabi/trunk/src/Unwind/UnwindRegistersSave.S
URL:
http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/Unwind/UnwindRegistersSave.S?rev=221532&r1=221531&r2=221532&view=diff
==============================================================================
--- libcxxabi/trunk/src/Unwind/UnwindRegistersSave.S (original)
+++ libcxxabi/trunk/src/Unwind/UnwindRegistersSave.S Fri Nov 7 10:33:58 2014
@@ -369,7 +369,7 @@ DEFINE_LIBUNWIND_PRIVATE_FUNCTION(_ZN9li
@ these registers implies they are, actually, available on the target, so
@ it's ok to execute.
@ So, generate the instructions using the corresponding coprocessor mnemonic.
-#if __ARM_ARCH < 7
+#ifndef __ARM_NEON
stcl p11, cr0, [r0], {0x20} @ vstm r0, {d16-d31}
#else
vstmia r0, {d16-d31}
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