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[tor-commits] [tor-browser-build/master] Bug 40004: Adapt Rust project for Firefox 78 ESR



commit d78cf48aa087db33bdf7a16c833a06d49551093e
Author: Georg Koppen <gk@xxxxxxxxxxxxxx>
Date:   Sun Jun 14 11:02:03 2020 +0000

    Bug 40004: Adapt Rust project for Firefox 78 ESR
---
 projects/rust/42574.patch | 236 ----------------------------------------------
 projects/rust/build       |   1 -
 projects/rust/config      |   5 +-
 3 files changed, 2 insertions(+), 240 deletions(-)

diff --git a/projects/rust/42574.patch b/projects/rust/42574.patch
deleted file mode 100644
index 285d254..0000000
--- a/projects/rust/42574.patch
+++ /dev/null
@@ -1,236 +0,0 @@
-From 3757213db371dcea53cae357cf9c56d1b0604f98 Mon Sep 17 00:00:00 2001
-From: Alina Sbirlea <asbirlea@xxxxxxxxxx>
-Date: Fri, 12 Jul 2019 22:30:30 +0000
-Subject: [PATCH] [MemorySSA] Use SetVector to avoid nondeterminism.
-
-Summary:
-Use a SetVector for DeadBlockSet.
-Resolves PR42574.
-
-Reviewers: george.burgess.iv, uabelho, dblaikie
-
-Subscribers: jlebar, Prazek, mgrang, llvm-commits
-
-Tags: #llvm
-
-Differential Revision: https://reviews.llvm.org/D64601
-
-llvm-svn: 365970
-
-diff --git a/llvm/include/llvm/Analysis/MemorySSAUpdater.h b/llvm/include/llvm/Analysis/MemorySSAUpdater.h
-index 169d5bd9fa8..276620bd445 100644
---- a/llvm/include/llvm/Analysis/MemorySSAUpdater.h
-+++ b/llvm/include/llvm/Analysis/MemorySSAUpdater.h
-@@ -32,6 +32,7 @@
- #ifndef LLVM_ANALYSIS_MEMORYSSAUPDATER_H
- #define LLVM_ANALYSIS_MEMORYSSAUPDATER_H
- 
-+#include "llvm/ADT/SetVector.h"
- #include "llvm/ADT/SmallPtrSet.h"
- #include "llvm/ADT/SmallSet.h"
- #include "llvm/ADT/SmallVector.h"
-@@ -239,7 +240,7 @@ public:
-   /// Deleted blocks still have successor info, but their predecessor edges and
-   /// Phi nodes may already be updated. Instructions in DeadBlocks should be
-   /// deleted after this call.
--  void removeBlocks(const SmallPtrSetImpl<BasicBlock *> &DeadBlocks);
-+  void removeBlocks(const SmallSetVector<BasicBlock *, 8> &DeadBlocks);
- 
-   /// Get handle on MemorySSA.
-   MemorySSA* getMemorySSA() const { return MSSA; }
-diff --git a/llvm/lib/Analysis/MemorySSAUpdater.cpp b/llvm/lib/Analysis/MemorySSAUpdater.cpp
-index 6c817d20368..a6c7142a697 100644
---- a/llvm/lib/Analysis/MemorySSAUpdater.cpp
-+++ b/llvm/lib/Analysis/MemorySSAUpdater.cpp
-@@ -1101,7 +1101,7 @@ void MemorySSAUpdater::removeMemoryAccess(MemoryAccess *MA) {
- }
- 
- void MemorySSAUpdater::removeBlocks(
--    const SmallPtrSetImpl<BasicBlock *> &DeadBlocks) {
-+    const SmallSetVector<BasicBlock *, 8> &DeadBlocks) {
-   // First delete all uses of BB in MemoryPhis.
-   for (BasicBlock *BB : DeadBlocks) {
-     Instruction *TI = BB->getTerminator();
-diff --git a/llvm/lib/Transforms/Scalar/LoopSimplifyCFG.cpp b/llvm/lib/Transforms/Scalar/LoopSimplifyCFG.cpp
-index 2e5927f9a06..f464df26a02 100644
---- a/llvm/lib/Transforms/Scalar/LoopSimplifyCFG.cpp
-+++ b/llvm/lib/Transforms/Scalar/LoopSimplifyCFG.cpp
-@@ -388,8 +388,8 @@ private:
-   void deleteDeadLoopBlocks() {
-     DomTreeUpdater DTU(DT, DomTreeUpdater::UpdateStrategy::Eager);
-     if (MSSAU) {
--      SmallPtrSet<BasicBlock *, 8> DeadLoopBlocksSet(DeadLoopBlocks.begin(),
--                                                     DeadLoopBlocks.end());
-+      SmallSetVector<BasicBlock *, 8> DeadLoopBlocksSet(DeadLoopBlocks.begin(),
-+                                                        DeadLoopBlocks.end());
-       MSSAU->removeBlocks(DeadLoopBlocksSet);
-     }
-     for (auto *BB : DeadLoopBlocks) {
-diff --git a/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
-index 5a67178cef3..814cf814989 100644
---- a/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
-+++ b/llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
-@@ -1436,8 +1436,8 @@ deleteDeadClonedBlocks(Loop &L, ArrayRef<BasicBlock *> ExitBlocks,
- 
-   // Remove all MemorySSA in the dead blocks
-   if (MSSAU) {
--    SmallPtrSet<BasicBlock *, 16> DeadBlockSet(DeadBlocks.begin(),
--                                               DeadBlocks.end());
-+    SmallSetVector<BasicBlock *, 8> DeadBlockSet(DeadBlocks.begin(),
-+                                                 DeadBlocks.end());
-     MSSAU->removeBlocks(DeadBlockSet);
-   }
- 
-@@ -1455,7 +1455,7 @@ static void deleteDeadBlocksFromLoop(Loop &L,
-                                      MemorySSAUpdater *MSSAU) {
-   // Find all the dead blocks tied to this loop, and remove them from their
-   // successors.
--  SmallPtrSet<BasicBlock *, 16> DeadBlockSet;
-+  SmallSetVector<BasicBlock *, 8> DeadBlockSet;
- 
-   // Start with loop/exit blocks and get a transitive closure of reachable dead
-   // blocks.
-diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
-index 499e611acb5..83dabcd7952 100644
---- a/llvm/lib/Transforms/Utils/Local.cpp
-+++ b/llvm/lib/Transforms/Utils/Local.cpp
-@@ -2211,7 +2211,7 @@ bool llvm::removeUnreachableBlocks(Function &F, LazyValueInfo *LVI,
-   assert(Reachable.size() < F.size());
-   NumRemoved += F.size()-Reachable.size();
- 
--  SmallPtrSet<BasicBlock *, 16> DeadBlockSet;
-+  SmallSetVector<BasicBlock *, 8> DeadBlockSet;
-   for (Function::iterator I = ++F.begin(), E = F.end(); I != E; ++I) {
-     auto *BB = &*I;
-     if (Reachable.count(BB))
-diff --git a/llvm/test/Analysis/MemorySSA/nondeterminism.ll b/llvm/test/Analysis/MemorySSA/nondeterminism.ll
-new file mode 100644
-index 00000000000..0bb3df30b58
---- /dev/null
-+++ b/llvm/test/Analysis/MemorySSA/nondeterminism.ll
-@@ -0,0 +1,122 @@
-+; RUN: opt -simplifycfg -enable-mssa-loop-dependency -S --preserve-ll-uselistorder %s | FileCheck %s
-+; REQUIRES: x86-registered-target
-+; CHECK-LABEL: @n
-+; CHECK: uselistorder i16 0, { 3, 2, 4, 1, 5, 0, 6 }
-+
-+; Note: test was added in an effort to ensure determinism when updating memoryssa. See PR42574.
-+; If the uselistorder check becomes no longer relevant, the test can be disabled or removed.
-+
-+%rec9 = type { i16, i32, i32 }
-+
-+@a = global [1 x [1 x %rec9]] zeroinitializer
-+
-+define i16 @n() {
-+  br label %..split_crit_edge
-+
-+..split_crit_edge:                                ; preds = %0
-+  br label %.split
-+
-+bb4.us4:                                          ; preds = %bb2.split.us32, %bb6.us28
-+  %i.4.01.us5 = phi i16 [ %_tmp49.us30, %bb6.us28 ]
-+  br label %g.exit4.us21
-+
-+bb1.i.us14:                                       ; preds = %bb4.us4
-+  br label %g.exit4.us21
-+
-+g.exit4.us21:                                     ; preds = %bb1.i.us14, %g.exit4.critedge.us9
-+  %i.4.02.us22 = phi i16 [ %i.4.01.us5, %bb4.us4 ], [ %i.4.01.us5, %bb1.i.us14 ]
-+  br label %bb6.us28
-+
-+bb5.us26:                                         ; preds = %g.exit4.us21
-+  br label %bb6.us28
-+
-+bb6.us28:                                         ; preds = %bb5.us26, %g.exit4.us21
-+  %i.4.03.us29 = phi i16 [ %i.4.02.us22, %bb5.us26 ], [ %i.4.02.us22, %g.exit4.us21 ]
-+  %_tmp49.us30 = add nuw nsw i16 %i.4.03.us29, 1
-+  br label %bb4.us4
-+
-+bb4.us.us:                                        ; preds = %bb2.split.us.us, %bb6.us.us
-+  %i.4.01.us.us = phi i16  [ %_tmp49.us.us, %bb6.us.us ]
-+  br label %bb1.i.us.us
-+
-+bb1.i.us.us:                                      ; preds = %bb4.us.us
-+  br label %g.exit4.us.us
-+
-+g.exit4.us.us:                                    ; preds = %bb1.i.us.us, %g.exit4.critedge.us.us
-+  %i.4.02.us.us = phi i16 [ %i.4.01.us.us, %bb1.i.us.us ]
-+  br label %bb5.us.us
-+
-+bb5.us.us:                                        ; preds = %g.exit4.us.us
-+  br label %bb6.us.us
-+
-+bb6.us.us:                                        ; preds = %bb5.us.us, %g.exit4.us.us
-+  %i.4.03.us.us = phi i16 [ %i.4.02.us.us, %bb5.us.us ]
-+  %_tmp49.us.us = add nuw nsw i16 %i.4.03.us.us, 1
-+  br label %bb4.us.us
-+
-+
-+.split:                                           ; preds = %..split_crit_edge
-+  br label %bb2
-+
-+bb2:                                              ; preds = %.split, %bb7
-+  %h.3.0 = phi i16 [ undef, %.split ], [ %_tmp53, %bb7 ]
-+  br label %bb2.bb2.split_crit_edge
-+
-+bb2.bb2.split_crit_edge:                          ; preds = %bb2
-+  br label %bb2.split
-+
-+bb2.split.us:                                     ; preds = %bb2
-+  br label %bb4.us
-+
-+bb4.us:                                           ; preds = %bb6.us, %bb2.split.us
-+  %i.4.01.us = phi i16 [ 0, %bb2.split.us ]
-+  br label %bb1.i.us
-+
-+g.exit4.critedge.us:                              ; preds = %bb4.us
-+  br label %g.exit4.us
-+
-+bb1.i.us:                                         ; preds = %bb4.us
-+  br label %g.exit4.us
-+
-+g.exit4.us:                                       ; preds = %bb1.i.us, %g.exit4.critedge.us
-+  %i.4.02.us = phi i16 [ %i.4.01.us, %g.exit4.critedge.us ], [ %i.4.01.us, %bb1.i.us ]
-+  br label %bb5.us
-+
-+bb5.us:                                           ; preds = %g.exit4.us
-+  br label %bb7
-+
-+bb2.split:                                        ; preds = %bb2.bb2.split_crit_edge
-+  br label %bb4
-+
-+bb4:                                              ; preds = %bb2.split, %bb6
-+  %i.4.01 = phi i16 [ 0, %bb2.split ]
-+  %_tmp16 = getelementptr [1 x [1 x %rec9]], [1 x [1 x %rec9]]* @a, i16 0, i16 %h.3.0, i16 %i.4.01, i32 0
-+  %_tmp17 = load i16, i16* %_tmp16, align 1
-+  br label %g.exit4.critedge
-+
-+bb1.i:                                            ; preds = %bb4
-+  br label %g.exit4
-+
-+g.exit4.critedge:                                 ; preds = %bb4
-+  %_tmp28.c = getelementptr [1 x [1 x %rec9]], [1 x [1 x %rec9]]* @a, i16 0, i16 %h.3.0, i16 %i.4.01, i32 1
-+  %_tmp29.c = load i32, i32* %_tmp28.c, align 1
-+  %_tmp30.c = trunc i32 %_tmp29.c to i16
-+  br label %g.exit4
-+
-+g.exit4:                                          ; preds = %g.exit4.critedge, %bb1.i
-+  %i.4.02 = phi i16 [ %i.4.01, %g.exit4.critedge ], [ %i.4.01, %bb1.i ]
-+  %_tmp41 = getelementptr [1 x [1 x %rec9]], [1 x [1 x %rec9]]* @a, i16 0, i16 %h.3.0, i16 %i.4.02, i32 2
-+  br label %bb6
-+
-+bb5:                                              ; preds = %g.exit4
-+  br label %bb6
-+
-+bb6:                                              ; preds = %bb5, %g.exit4
-+  %i.4.03 = phi i16 [ %i.4.02, %bb5 ], [ %i.4.02, %g.exit4 ]
-+  %_tmp49 = add nuw nsw i16 %i.4.03, 1
-+  br label %bb7
-+
-+bb7:                                              ; preds = %bb7.us-lcssa.us, %bb7.us-lcssa
-+  %_tmp53 = add nsw i16 %h.3.0, 1
-+  br label %bb2
-+}
--- 
-2.24.0
-
diff --git a/projects/rust/build b/projects/rust/build
index 8b45e3f..a8f886b 100644
--- a/projects/rust/build
+++ b/projects/rust/build
@@ -54,7 +54,6 @@ cd /var/tmp/build/rustc-[% c('version') %]-src
 # LLVM has reproducibility issues when optimizing bitcode, which we need to
 # patch. See: #32053 for more details.
 cd src/llvm-project
-patch -p1 < $rootdir/42574.patch
 patch -p1 < $rootdir/43909.patch
 cd ../../
 
diff --git a/projects/rust/config b/projects/rust/config
index 13aad3e..3ffcd58 100644
--- a/projects/rust/config
+++ b/projects/rust/config
@@ -5,8 +5,8 @@ version: '[% c("input_file_var/rust_version") %]'
 # those values can be changed from the input_files section of other
 # projects. See projects/lucetc/config and bug 32436.
 input_file_var:
-  rust_version: 1.34.2
-  prev_version: 1.33.0
+  rust_version: 1.41.1
+  prev_version: 1.40.0
 
 var:
   prev_version: '[% c("input_file_var/prev_version") %]'
@@ -112,5 +112,4 @@ input_files:
     gpg_keyring: rust.gpg
   - filename: unwind.patch
     enable: '[% c("var/windows-i686") %]'
-  - filename: 42574.patch
   - filename: 43909.patch



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