diff options
| author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2020-05-12 12:40:13 +0800 |
|---|---|---|
| committer | Moonchild <moonchild@palemoon.org> | 2020-05-20 14:03:04 +0000 |
| commit | f411e027165e7d95a6119d8dabbc15e4f3a206e8 (patch) | |
| tree | f599523af694eab863e9c22be2e26f434c4ba15d /js/src/jit/arm/Assembler-arm.cpp | |
| parent | a34d02924c825b17af0fd505d8fdb890d5ae5dc1 (diff) | |
| download | UXP-f411e027165e7d95a6119d8dabbc15e4f3a206e8.tar UXP-f411e027165e7d95a6119d8dabbc15e4f3a206e8.tar.gz UXP-f411e027165e7d95a6119d8dabbc15e4f3a206e8.tar.lz UXP-f411e027165e7d95a6119d8dabbc15e4f3a206e8.tar.xz UXP-f411e027165e7d95a6119d8dabbc15e4f3a206e8.zip | |
Bug 1330942 - move MemoryAccessDesc::isUnaligned to the ARM/MIPS platform layer
Tag: #1542
Diffstat (limited to 'js/src/jit/arm/Assembler-arm.cpp')
| -rw-r--r-- | js/src/jit/arm/Assembler-arm.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit/arm/Assembler-arm.cpp b/js/src/jit/arm/Assembler-arm.cpp index 1e20da1c8..b231128c5 100644 --- a/js/src/jit/arm/Assembler-arm.cpp +++ b/js/src/jit/arm/Assembler-arm.cpp @@ -171,6 +171,18 @@ ABIArgGenerator::next(MIRType type) return softNext(type); } +bool +js::jit::IsUnaligned(const wasm::MemoryAccessDesc& access) +{ + if (!access.align()) + return false; + + if (access.type() == Scalar::Float64 && access.align() >= 4) + return false; + + return access.align() < access.byteSize(); +} + // Encode a standard register when it is being used as src1, the dest, and an // extra register. These should never be called with an InvalidReg. uint32_t |