diff options
author | Mikhail Svetkin <mikhail.svetkin@qt.io> | 2018-03-15 14:40:51 +0100 |
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committer | Mikhail Svetkin <mikhail.svetkin@qt.io> | 2018-03-22 20:25:09 +0000 |
commit | 3d67ffa29191799014111accb9ff5d2f737f659c (patch) | |
tree | 812b1fda1e0cefc3be7e5b0102ac4b278070ebce /src | |
parent | 641d50eeb0272544e3eaff6c10bdefcdc544106a (diff) |
Add additional check for support JIT compilation on ARM platform
JIT compilation is require hardware with FPU double precision.
On ARM platform we can check it via __ARM_FP
(http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0774g/chr1383660321827.html)
Change-Id: I8f3a00e639cebe65d874cb085d97aa8f1cc18a4f
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'src')
-rw-r--r-- | src/qml/jsruntime/qv4global_p.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/qml/jsruntime/qv4global_p.h b/src/qml/jsruntime/qv4global_p.h index 7f82a02ae0..9b13d4e341 100644 --- a/src/qml/jsruntime/qv4global_p.h +++ b/src/qml/jsruntime/qv4global_p.h @@ -108,6 +108,11 @@ inline double trunc(double d) { return d > 0 ? floor(d) : ceil(d); } //# define V4_ENABLE_JIT #endif +// check FPU with double precision on ARM platform +#if (defined(Q_PROCESSOR_ARM_64) || defined(Q_PROCESSOR_ARM_32)) && defined(V4_ENABLE_JIT) && defined(__ARM_FP) && (__ARM_FP <= 0x04) +# undef V4_ENABLE_JIT +#endif + // Black list some platforms #if defined(V4_ENABLE_JIT) #if defined(Q_OS_IOS) || defined(Q_OS_TVOS) |