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-rw-r--r--srcpkgs/qt5-webkit/patches/ppc-llint.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/srcpkgs/qt5-webkit/patches/ppc-llint.patch b/srcpkgs/qt5-webkit/patches/ppc-llint.patch
new file mode 100644
index 00000000000..2fc5a46e523
--- /dev/null
+++ b/srcpkgs/qt5-webkit/patches/ppc-llint.patch
@@ -0,0 +1,32 @@
+This fixes JavaScriptCore on big endian systems (mainly ppc).
+
+Without the patch, attempting to run any JS results in
+a crash as the generated code was endian specific.
+
+--- Source/JavaScriptCore/llint/LowLevelInterpreter32_64.asm
++++ Source/JavaScriptCore/llint/LowLevelInterpreter32_64.asm
+@@ -1500,13 +1500,13 @@ _llint_op_put_by_id:
+ loadp StructureChain::m_vector[t3], t3
+ assert(macro (ok) btpnz t3, ok end)
+
+- loadp Structure::m_prototype[t2], t2
++ loadp Structure::m_prototype + PayloadOffset[t2], t2
+ btpz t2, .opPutByIdTransitionChainDone
+ .opPutByIdTransitionChainLoop:
+ loadp [t3], t1
+ bpneq t1, JSCell::m_structureID[t2], .opPutByIdSlow
+ addp 4, t3
+- loadp Structure::m_prototype[t1], t2
++ loadp Structure::m_prototype + PayloadOffset[t1], t2
+ btpnz t2, .opPutByIdTransitionChainLoop
+
+ .opPutByIdTransitionChainDone:
+@@ -1984,7 +1984,7 @@ _llint_throw_from_slow_path_trampoline:
+ # When throwing from the interpreter (i.e. throwing from LLIntSlowPaths), so
+ # the throw target is not necessarily interpreted code, we come to here.
+ # This essentially emulates the JIT's throwing protocol.
+- loadp Callee[cfr], t1
++ loadp Callee + PayloadOffset[cfr], t1
+ andp MarkedBlockMask, t1
+ loadp MarkedBlock::m_weakSet + WeakSet::m_vm[t1], t1
+ copyCalleeSavesToVMCalleeSavesBuffer(t1, t2)