0ca1eb705d
* gnu/packages/patches/icecat-CVE-2015-4513-pt01.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt02.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt03.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt04.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt05.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt06.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt07.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt08.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt09.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt10.patch, gnu/packages/patches/icecat-CVE-2015-4513-pt11.patch, gnu/packages/patches/icecat-CVE-2015-7188.patch, gnu/packages/patches/icecat-CVE-2015-7189.patch, gnu/packages/patches/icecat-CVE-2015-7193.patch, gnu/packages/patches/icecat-CVE-2015-7194.patch, gnu/packages/patches/icecat-CVE-2015-7196.patch, gnu/packages/patches/icecat-CVE-2015-7197.patch, gnu/packages/patches/icecat-CVE-2015-7198.patch, gnu/packages/patches/icecat-CVE-2015-7199.patch: New files. * gnu-system.am (dist_patch_DATA): Add them. * gnu/packages/gnuzilla.scm (icecat)[source]: Add patches.
50 lines
1.7 KiB
Diff
50 lines
1.7 KiB
Diff
From 97bd3ada2a0ac6eff0e03e6eec8d2012af3bb57d Mon Sep 17 00:00:00 2001
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From: Jan de Mooij <jdemooij@mozilla.com>
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Date: Mon, 28 Sep 2015 13:30:42 +0200
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Subject: [PATCH] Bug 1205707 part 1 - Clean up some is-TypedArrayObject code
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in Ion. r=Waldo, a=sylvestre
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---
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js/src/jit/MCallOptimize.cpp | 19 +++++++++++++++++--
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1 file changed, 17 insertions(+), 2 deletions(-)
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diff --git a/js/src/jit/MCallOptimize.cpp b/js/src/jit/MCallOptimize.cpp
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index 7fdede8..2c6a533 100644
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--- a/js/src/jit/MCallOptimize.cpp
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+++ b/js/src/jit/MCallOptimize.cpp
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@@ -2122,6 +2122,19 @@ IonBuilder::inlineIsTypedArray(CallInfo& callInfo)
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return InliningStatus_Inlined;
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}
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+static bool
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+IsTypedArrayObject(CompilerConstraintList* constraints, MDefinition* def)
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+{
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+ MOZ_ASSERT(def->type() == MIRType_Object);
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+
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+ TemporaryTypeSet* types = def->resultTypeSet();
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+ if (!types)
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+ return false;
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+
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+ return types->forAllClasses(constraints, IsTypedArrayClass) ==
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+ TemporaryTypeSet::ForAllResult::ALL_TRUE;
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+}
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+
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IonBuilder::InliningStatus
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IonBuilder::inlineTypedArrayLength(CallInfo& callInfo)
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{
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@@ -2132,8 +2145,10 @@ IonBuilder::inlineTypedArrayLength(CallInfo& callInfo)
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if (getInlineReturnType() != MIRType_Int32)
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return InliningStatus_NotInlined;
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- // We assume that when calling this function we always
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- // have a TypedArray. The native asserts that as well.
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+ // Note that the argument we see here is not necessarily a typed array.
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+ // If it's not, this call should be unreachable though.
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+ if (!IsTypedArrayObject(constraints(), callInfo.getArg(0)))
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+ return InliningStatus_NotInlined;
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MInstruction* length = addTypedArrayLength(callInfo.getArg(0));
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current->push(length);
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--
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2.5.0
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