mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-11-15 19:35:25 -05:00
8830740643
* gnu/packages/patches/icecat-CVE-2015-0822.patch, gnu/packages/patches/icecat-CVE-2015-0827-pt-1.patch, gnu/packages/patches/icecat-CVE-2015-0827-pt-2.patch, gnu/packages/patches/icecat-CVE-2015-0827-pt-3.patch, gnu/packages/patches/icecat-CVE-2015-0831-pt-1.patch, gnu/packages/patches/icecat-CVE-2015-0831-pt-2.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-01.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-02.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-03.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-04.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-05.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-06.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-07.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-08.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-09.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-10.patch, gnu/packages/patches/icecat-CVE-2015-0836-pt-11.patch: New files. * gnu-system.am (dist_patch_DATA): Add them. * gnu/packages/gnuzilla.scm (icecat)[source]: Add patches.
104 lines
3.3 KiB
Diff
104 lines
3.3 KiB
Diff
From 3f0f685829445ae82974d61f6017fdb67349c32b Mon Sep 17 00:00:00 2001
|
|
From: Dan Gohman <sunfish@mozilla.com>
|
|
Date: Fri, 9 Jan 2015 09:04:12 -0500
|
|
Subject: [PATCH] Bug 1096138 - IonMonkey: Augment Nops with Mops to avoid
|
|
collisions with fixed live ranges. r=jandem, a=sledru
|
|
|
|
---
|
|
js/src/jit/CodeGenerator.cpp | 6 ++++++
|
|
js/src/jit/CodeGenerator.h | 1 +
|
|
js/src/jit/LIR-Common.h | 6 ++++++
|
|
js/src/jit/LOpcodes.h | 1 +
|
|
js/src/jit/Lowering.cpp | 12 ++++++++++++
|
|
5 files changed, 26 insertions(+)
|
|
|
|
diff --git a/js/src/jit/CodeGenerator.cpp b/js/src/jit/CodeGenerator.cpp
|
|
index 4f07524..ba14f86 100644
|
|
--- a/js/src/jit/CodeGenerator.cpp
|
|
+++ b/js/src/jit/CodeGenerator.cpp
|
|
@@ -1077,6 +1077,12 @@ CodeGenerator::visitNop(LNop *lir)
|
|
}
|
|
|
|
bool
|
|
+CodeGenerator::visitMop(LMop *lir)
|
|
+{
|
|
+ return true;
|
|
+}
|
|
+
|
|
+bool
|
|
CodeGenerator::visitOsiPoint(LOsiPoint *lir)
|
|
{
|
|
// Note: markOsiPoint ensures enough space exists between the last
|
|
diff --git a/js/src/jit/CodeGenerator.h b/js/src/jit/CodeGenerator.h
|
|
index 03677a5..dce095d 100644
|
|
--- a/js/src/jit/CodeGenerator.h
|
|
+++ b/js/src/jit/CodeGenerator.h
|
|
@@ -58,6 +58,7 @@ class CodeGenerator : public CodeGeneratorSpecific
|
|
|
|
bool visitLabel(LLabel *lir);
|
|
bool visitNop(LNop *lir);
|
|
+ bool visitMop(LMop *lir);
|
|
bool visitOsiPoint(LOsiPoint *lir);
|
|
bool visitGoto(LGoto *lir);
|
|
bool visitTableSwitch(LTableSwitch *ins);
|
|
diff --git a/js/src/jit/LIR-Common.h b/js/src/jit/LIR-Common.h
|
|
index c90aef9..e7a0e4c 100644
|
|
--- a/js/src/jit/LIR-Common.h
|
|
+++ b/js/src/jit/LIR-Common.h
|
|
@@ -42,6 +42,12 @@ class LNop : public LInstructionHelper<0, 0, 0>
|
|
LIR_HEADER(Nop)
|
|
};
|
|
|
|
+class LMop : public LInstructionHelper<0, 0, 0>
|
|
+{
|
|
+ public:
|
|
+ LIR_HEADER(Mop)
|
|
+};
|
|
+
|
|
// An LOsiPoint captures a snapshot after a call and ensures enough space to
|
|
// patch in a call to the invalidation mechanism.
|
|
//
|
|
diff --git a/js/src/jit/LOpcodes.h b/js/src/jit/LOpcodes.h
|
|
index a32d64f..cd7eef8 100644
|
|
--- a/js/src/jit/LOpcodes.h
|
|
+++ b/js/src/jit/LOpcodes.h
|
|
@@ -10,6 +10,7 @@
|
|
#define LIR_COMMON_OPCODE_LIST(_) \
|
|
_(Label) \
|
|
_(Nop) \
|
|
+ _(Mop) \
|
|
_(OsiPoint) \
|
|
_(MoveGroup) \
|
|
_(Integer) \
|
|
diff --git a/js/src/jit/Lowering.cpp b/js/src/jit/Lowering.cpp
|
|
index d5f8227..48b7fa9 100644
|
|
--- a/js/src/jit/Lowering.cpp
|
|
+++ b/js/src/jit/Lowering.cpp
|
|
@@ -3616,12 +3616,24 @@ LIRGenerator::visitInstruction(MInstruction *ins)
|
|
ins->setInWorklistUnchecked();
|
|
#endif
|
|
|
|
+ // If we added a Nop for this instruction, we'll also add a Mop, so that
|
|
+ // that live-ranges for fixed register defs, which with LSRA extend through
|
|
+ // the Nop so that they can extend through the OsiPoint don't, with their
|
|
+ // one-extra extension, extend into a position where they use the input
|
|
+ // move group for the following instruction.
|
|
+ bool needsMop = !current->instructions().empty() && current->rbegin()->isNop();
|
|
+
|
|
// If no safepoint was created, there's no need for an OSI point.
|
|
if (LOsiPoint *osiPoint = popOsiPoint()) {
|
|
if (!add(osiPoint))
|
|
return false;
|
|
}
|
|
|
|
+ if (needsMop) {
|
|
+ if (!add(new(alloc()) LMop))
|
|
+ return false;
|
|
+ }
|
|
+
|
|
return true;
|
|
}
|
|
|
|
--
|
|
2.2.1
|
|
|