Integrate LLVM at llvm/llvm-project@3959bbc1345b

Updates LLVM usage to match
[3959bbc1345b](llvm/llvm-project@3959bbc1345b)

PiperOrigin-RevId: 738981090

Author: Google-ML-Automation

third_party/llvm/generated.patch

@@ -794,113 +794,60 @@ diff -ruN --strip-trailing-cr a/libcxx/test/std/localization/locale.categories/c
 
    return 0;
  }
-diff -ruN --strip-trailing-cr a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
---- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
-+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
-@@ -14103,9 +14103,7 @@
-             TEUseEI.UserTE->getOpcode() == Instruction::PHI &&
-             UseEI.UserTE->State == TreeEntry::Vectorize &&
-             UseEI.UserTE->getOpcode() == Instruction::PHI &&
--            TEUseEI.UserTE != UseEI.UserTE &&
--            TEUseEI.UserTE->getMainOp()->getParent() ==
--                UseEI.UserTE->getMainOp()->getParent())
-+            TEUseEI.UserTE != UseEI.UserTE)
-           continue;
-         // If 2 gathers are operands of the same entry (regardless of whether
-         // user is PHI or else), compare operands indices, use the earlier one
-diff -ruN --strip-trailing-cr a/llvm/test/Transforms/SLPVectorizer/X86/delayed-gather-emission.ll b/llvm/test/Transforms/SLPVectorizer/X86/delayed-gather-emission.ll
---- a/llvm/test/Transforms/SLPVectorizer/X86/delayed-gather-emission.ll
-+++ b/llvm/test/Transforms/SLPVectorizer/X86/delayed-gather-emission.ll
-@@ -29,9 +29,9 @@
- ; CHECK-NEXT:    tail call void @foo(float [[MUL]])
- ; CHECK-NEXT:    [[I2:%.*]] = load float, ptr poison, align 4
- ; CHECK-NEXT:    [[TOBOOL:%.*]] = fcmp une float [[I2]], 0.000000e+00
-+; CHECK-NEXT:    [[TMP10]] = insertelement <2 x float> [[TMP2]], float [[I2]], i32 0
- ; CHECK-NEXT:    [[TMP8:%.*]] = shufflevector <2 x float> [[TMP5]], <2 x float> poison, <2 x i32> <i32 poison, i32 0>
- ; CHECK-NEXT:    [[TMP9]] = insertelement <2 x float> [[TMP8]], float [[I2]], i32 0
--; CHECK-NEXT:    [[TMP10]] = shufflevector <2 x float> [[TMP9]], <2 x float> [[TMP2]], <2 x i32> <i32 0, i32 3>
- ; CHECK-NEXT:    br i1 [[TOBOOL]], label [[BB1]], label [[BB2]]
- ;
- entry:
-diff -ruN --strip-trailing-cr a/llvm/test/Transforms/SLPVectorizer/X86/matching-gather-nodes-phi-users.ll b/llvm/test/Transforms/SLPVectorizer/X86/matching-gather-nodes-phi-users.ll
---- a/llvm/test/Transforms/SLPVectorizer/X86/matching-gather-nodes-phi-users.ll
-+++ b/llvm/test/Transforms/SLPVectorizer/X86/matching-gather-nodes-phi-users.ll
-@@ -8,7 +8,7 @@
- ; YAML: Function:        test
- ; YAML: Args:
- ; YAML:   - String:          'Stores SLP vectorized with cost '
--; YAML:   - Cost:            '-6'
-+; YAML:   - Cost:            '-3'
- ; YAML:   - String:          ' and with tree size '
- ; YAML:   - TreeSize:        '16'
- ; YAML: ...
-diff -ruN --strip-trailing-cr a/llvm/test/Transforms/SLPVectorizer/X86/phi-nodes-incoming-same-blocks.ll b/llvm/test/Transforms/SLPVectorizer/X86/phi-nodes-incoming-same-blocks.ll
---- a/llvm/test/Transforms/SLPVectorizer/X86/phi-nodes-incoming-same-blocks.ll
-+++ b/llvm/test/Transforms/SLPVectorizer/X86/phi-nodes-incoming-same-blocks.ll
-@@ -0,0 +1,63 @@
-+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
-+; RUN: opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -mcpu=cascadelake < %s | FileCheck %s
-+
-+define void @test(ptr %0, i1 %1, i1 %2) {
-+; CHECK-LABEL: define void @test(
-+; CHECK-SAME: ptr [[TMP0:%.*]], i1 [[TMP1:%.*]], i1 [[TMP2:%.*]]) #[[ATTR0:[0-9]+]] {
-+; CHECK-NEXT:    br label %[[BB4:.*]]
-+; CHECK:       [[BB4]]:
-+; CHECK-NEXT:    [[TMP5:%.*]] = phi <2 x i32> [ [[TMP12:%.*]], %[[TMP7:.*]] ], [ zeroinitializer, [[TMP3:%.*]] ]
-+; CHECK-NEXT:    [[TMP6:%.*]] = shufflevector <2 x i32> [[TMP5]], <2 x i32> poison, <4 x i32> <i32 0, i32 0, i32 0, i32 1>
-+; CHECK-NEXT:    br i1 [[TMP1]], label %[[TMP7]], label %[[BB14:.*]]
-+; CHECK:       [[TMP7]]:
-+; CHECK-NEXT:    [[TMP8:%.*]] = load ptr, ptr [[TMP0]], align 8
-+; CHECK-NEXT:    [[TMP9:%.*]] = getelementptr i8, ptr [[TMP8]], i64 16
-+; CHECK-NEXT:    [[TMP10:%.*]] = load <2 x i32>, ptr [[TMP9]], align 1
-+; CHECK-NEXT:    [[TMP11:%.*]] = or <2 x i32> [[TMP10]], splat (i32 1)
-+; CHECK-NEXT:    [[TMP12]] = shufflevector <2 x i32> [[TMP11]], <2 x i32> <i32 1, i32 poison>, <2 x i32> <i32 2, i32 1>
-+; CHECK-NEXT:    [[TMP13:%.*]] = call <4 x i32> @llvm.vector.insert.v4i32.v2i32(<4 x i32> <i32 0, i32 0, i32 poison, i32 poison>, <2 x i32> [[TMP11]], i64 2)
-+; CHECK-NEXT:    br i1 [[TMP2]], label %[[BB15:.*]], label %[[BB4]]
-+; CHECK:       [[BB14]]:
-+; CHECK-NEXT:    br label %[[BB15]]
-+; CHECK:       [[BB15]]:
-+; CHECK-NEXT:    [[TMP16:%.*]] = phi <4 x i32> [ [[TMP6]], %[[BB14]] ], [ [[TMP13]], %[[TMP7]] ]
-+; CHECK-NEXT:    [[TMP17:%.*]] = load volatile ptr, ptr null, align 8
-+; CHECK-NEXT:    [[TMP18:%.*]] = getelementptr i8, ptr [[TMP17]], i64 176
-+; CHECK-NEXT:    store <4 x i32> [[TMP16]], ptr [[TMP18]], align 8
-+; CHECK-NEXT:    ret void
-+;
-+  br label %4
-+
-+4:
-+  %5 = phi i32 [ %14, %7 ], [ 0, %3 ]
-+  %6 = phi i32 [ 1, %7 ], [ 0, %3 ]
-+  br i1 %1, label %7, label %15
-+
-+7:
-+  %8 = load ptr, ptr %0, align 8
-+  %9 = getelementptr i8, ptr %8, i64 16
-+  %10 = load i32, ptr %9, align 1
-+  %11 = or i32 %10, 1
-+  %12 = getelementptr i8, ptr %8, i64 20
-+  %13 = load i32, ptr %12, align 1
-+  %14 = or i32 %13, 1
-+  br i1 %2, label %16, label %4
-+
-+15:
-+  br label %16
+diff -ruN --strip-trailing-cr a/llvm/test/CodeGen/AMDGPU/si-fold-operands-requires-ssa.mir b/llvm/test/CodeGen/AMDGPU/si-fold-operands-requires-ssa.mir
+--- a/llvm/test/CodeGen/AMDGPU/si-fold-operands-requires-ssa.mir
++++ b/llvm/test/CodeGen/AMDGPU/si-fold-operands-requires-ssa.mir
+@@ -1,3 +1,4 @@
++# REQUIRES: asserts
+ # RUN: not --crash llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=si-fold-operands -filetype=null %s 2>&1 | FileCheck -check-prefixes=ERR-LEGACY,ERR %s
+ # RUN: not --crash llc -mtriple=amdgcn -mcpu=gfx900 -passes=si-fold-operands -filetype=null %s 2>&1 | FileCheck -check-prefixes=ERR-NPM,ERR %s
+ 
+diff -ruN --strip-trailing-cr a/mlir/test/Conversion/VectorToLLVM/pass-option-serialization.mlir b/mlir/test/Conversion/VectorToLLVM/pass-option-serialization.mlir
+--- a/mlir/test/Conversion/VectorToLLVM/pass-option-serialization.mlir
++++ b/mlir/test/Conversion/VectorToLLVM/pass-option-serialization.mlir
+@@ -14,7 +14,7 @@
+ // RUN: mlir-opt --convert-vector-to-llvm --dump-pass-pipeline %s 2>&1 | FileCheck %s --check-prefix=DEFAULT
+ 
+ // RUN: mlir-opt --convert-vector-to-llvm='vector-contract-lowering=matmul vector-transpose-lowering=flat' \
+-// RUN:          --dump-pass-pipeline 2>&1 | FileCheck %s --check-prefix=NON-DEFAULT
++// RUN:          --dump-pass-pipeline %s 2>&1 | FileCheck %s --check-prefix=NON-DEFAULT
+ 
+ // CHECK: builtin.module(
+ // CHECK-SAME: convert-vector-to-llvm{
+diff -ruN --strip-trailing-cr a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
++++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+@@ -1591,7 +1591,10 @@
+ 
+ libc_support_library(
+     name = "libc_external_common",
+-    hdrs = glob(["shared/*.h"]),
++    hdrs = glob(
++        ["shared/*.h"],
++        exclude = ["shared/rpc_server.h"],
++    ),
+     deps = [
+         ":__support_common",
+         ":__support_fputil_fp_bits",
+diff -ruN --strip-trailing-cr a/utils/bazel/llvm-project-overlay/libc/libc_build_rules.bzl b/utils/bazel/llvm-project-overlay/libc/libc_build_rules.bzl
+--- a/utils/bazel/llvm-project-overlay/libc/libc_build_rules.bzl
++++ b/utils/bazel/llvm-project-overlay/libc/libc_build_rules.bzl
+@@ -128,7 +128,6 @@
+ 
+     _libc_library_filegroups(name = name, is_function = True, **kwargs)
+ 
+-
+     # TODO(PR #130327): Remove this after downstream uses are migrated to libc_release_library.
+     # This second target is the llvm libc C function with default visibility.
+     func_attrs = [
+@@ -156,6 +155,7 @@
+         weak_symbols: List of function names that should be marked as weak symbols.
+         **kwargs: Other arguments relevant to cc_library.
+     """
 +
-+16:
-+  %17 = phi i32 [ %6, %15 ], [ 0, %7 ]
-+  %18 = phi i32 [ %6, %15 ], [ %11, %7 ]
-+  %19 = phi i32 [ %5, %15 ], [ %14, %7 ]
-+  %20 = load volatile ptr, ptr null, align 8
-+  %21 = getelementptr i8, ptr %20, i64 176
-+  store i32 %17, ptr %21, align 8
-+  %22 = getelementptr i8, ptr %20, i64 180
-+  store i32 %17, ptr %22, align 4
-+  %23 = getelementptr i8, ptr %20, i64 184
-+  store i32 %18, ptr %23, align 8
-+  %24 = getelementptr i8, ptr %20, i64 188
-+  store i32 %19, ptr %24, align 4
-+  ret void
-+}
+     # Combine all sources into a single filegroup to avoid repeated sources error.
+     native.filegroup(
+         name = name + "_srcs",
 diff -ruN --strip-trailing-cr a/utils/bazel/llvm-project-overlay/libc/libc_configure_options.bzl b/utils/bazel/llvm-project-overlay/libc/libc_configure_options.bzl
 --- a/utils/bazel/llvm-project-overlay/libc/libc_configure_options.bzl
 +++ b/utils/bazel/llvm-project-overlay/libc/libc_configure_options.bzl

third_party/llvm/workspace.bzl

@@ -4,8 +4,8 @@ load("//third_party:repo.bzl", "tf_http_archive")
 
 def repo(name):
     """Imports LLVM."""
-    LLVM_COMMIT = "0230d63b4a8b9f420b0aaac373891df1199715a8"
-    LLVM_SHA256 = "27641dbb2ee0fecb6f084a4300b0c27ac692c2d1214fad236dc5e19dd7962693"
+    LLVM_COMMIT = "3959bbc1345b9eb99b208e816a86e6a39103c345"
+    LLVM_SHA256 = "e3d71ff1bbc9512816a2db0a8eddd8b49717487eed8318ec67a7ac593e4b652c"
 
     tf_http_archive(
         name = name,