Merge from 'main' to 'sycl-web' (152 commits)

  CONFLICT (content): Merge conflict in clang/test/CodeGenSYCL/unique_stable_name.cpp
  CONFLICT (content): Merge conflict in clang/test/CodeGenSYCL/functionptr-addrspace.cpp
  CONFLICT (content): Merge conflict in clang/test/CodeGenSYCL/address-space-conversions.cpp
  CONFLICT (content): Merge conflict in clang/test/CodeGen/builtins-nvptx.c

Author: smanna12

bolt/test/AArch64/lit.local.cfg

@@ -5,3 +5,8 @@ config.substitutions.insert(
     0, ('%cflags',
         '%cflags --target=aarch64-pc-linux -nostartfiles -nostdlib -fuse-ld=lld'
         ' -ffreestanding -Wl,--unresolved-symbols=ignore-all'))
+
+config.substitutions.insert(
+    0, ('%cxxflags',
+        '%cxxflags --target=aarch64-pc-linux -nostartfiles -nostdlib -fuse-ld=lld'
+        ' -ffreestanding -Wl,--unresolved-symbols=ignore-all'))

bolt/test/Inputs/stub.c

@@ -4,3 +4,10 @@ void *memcpy(void *dest, const void *src, unsigned long n) { return 0; }
 void *memset(void *dest, int c, unsigned long n) { return 0; }
 int printf(const char *format, ...) { return 0; }
 void exit(int status) {}
+
+void *__gxx_personality_v0;
+void *__cxa_allocate_exception;
+void *_ZTIi;
+void *__cxa_throw;
+void *__cxa_begin_catch;
+void *__cxa_end_catch;

bolt/test/X86/Inputs/unreachable.s

@@ -78,8 +78,10 @@ foo:
 	.uleb128 0x1
 	.LLSDACSE1:
 	.LLSDATT1:
+
 	.text
-	.globl	main, function
-main:
+	.globl	_start, function
+_start:
 	.cfi_startproc
+	ud2
 	.cfi_endproc

bolt/test/X86/asm-dump.c

@@ -1,7 +1,7 @@
 /**
  * Test for asm-dump functionality.
  *
- * REQUIRES: system-linux
+ * REQUIRES: system-linux,bolt-runtime
  *
  * Compile the source
  * RUN: %clang -fPIC %s -o %t.exe -Wl,-q
@@ -59,7 +59,8 @@
  * CHECK-FILE-NEXT: .size main, .-main
  * CHECK-FILE:      .section .rodata
  *
- * CHECK-REOPT: BOLT-INFO: 1 out of {{.*}} functions in the binary {{.*}} have non-empty execution profile
+ * CHECK-REOPT: BOLT-INFO: 1 out of {{.*}} functions in the binary {{.*}} have
+ * CHECK-REOPT: non-empty execution profile
  */
 #include <stdio.h>
 #include <string.h>

bolt/test/X86/avx512-trap.test

@@ -1,7 +1,7 @@
 # Check that BOLT inserts trap instruction at entry to functions that use AVX-512.
 # Check that AVX-512 instruction is updated correctly when -trap-avx512=0 is passed.
 
-RUN: %clang %S/Inputs/avx512.c -o %t -Wl,-q,-znow
+RUN: %clang %cflags %S/Inputs/avx512.c -o %t -Wl,-q,-znow
 RUN: llvm-bolt %t -trap-avx512=1 -o %t.bolt 2>&1 | FileCheck %s && \
 RUN:    llvm-objdump -d --disassemble-symbols=use_avx512 %t.bolt | FileCheck %s --check-prefix=CHECK-DIS
 RUN: llvm-bolt %t -trap-avx512=0 -o %t.bolt && \

bolt/test/X86/bug-reorder-bb-jrcxz.s

@@ -12,7 +12,7 @@
 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
 # RUN:   %s -o %t.o
 # RUN: link_fdata %s %t.o %t.fdata
-# RUN: %clang %t.o -falign-labels -march=native -o %t.exe -Wl,-q
+# RUN: %clang %cflags %t.o -falign-labels -march=native -o %t.exe -Wl,-q
 
 # RUN:  llvm-bolt %t.exe -o %t.bolted -data %t.fdata \
 # RUN:    -reorder-blocks=cache+ -reorder-functions=hfsort \

bolt/test/X86/exceptions-args.test

@@ -1,7 +1,8 @@
 # Check that we handle GNU_args_size correctly.
 # It is generated for throwing functions with LP that have parameters on stack.
 
-RUN: %clangxx %cxxflags %p/Inputs/exc_args.s -o %t
+RUN: %clang %cflags %p/../Inputs/stub.c -fPIC -pie -shared -o %t.so
+RUN: %clangxx %cxxflags %p/Inputs/exc_args.s -o %t %t.so -Wl,-z,notext
 RUN: llvm-bolt %t -o /dev/null -print-finalized -print-only=main | FileCheck %s
 
 CHECK: Binary Function "main" after finalize-functions

bolt/test/X86/fallthrough-to-noop.test

@@ -5,7 +5,7 @@ RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
 RUN:   %S/Inputs/ft_to_noop.s -o %t.o
 RUN: link_fdata %S/Inputs/ft_to_noop.s %t.o %t.fdata
 RUN: llvm-strip --strip-unneeded %t.o
-RUN: %clang %t.o -o %t.exe -Wl,-q
+RUN: %clang %cflags %t.o -o %t.exe -Wl,-q
 RUN: llvm-bolt %t.exe -o %t -data %t.fdata \
 RUN:   -print-cfg -sequential-disassembly 2>&1 | FileCheck %s
 

bolt/test/X86/inlined-function-mixed.test

@@ -1,9 +1,9 @@
 # Make sure inlining from a unit with debug info into unit without
 # debug info does not cause a crash.
 
-RUN: %clangxx %S/Inputs/inlined.cpp -c -o %T/inlined.o
+RUN: %clangxx %cxxflags %S/Inputs/inlined.cpp -c -o %T/inlined.o
 RUN: %clangxx %cxxflags %S/Inputs/inlinee.cpp -c -o %T/inlinee.o -g
-RUN: %clangxx %T/inlined.o %T/inlinee.o -o %t
+RUN: %clangxx %cxxflags %T/inlined.o %T/inlinee.o -o %t
 
 RUN: llvm-bolt %t -o %t.bolt -update-debug-sections -reorder-blocks=reverse \
 RUN:   -inline-small-functions -force-inline=main | FileCheck %s

bolt/test/X86/jmp-optimization.test

@@ -1,6 +1,6 @@
 # Tests the optimization of functions that just do a tail call in the beginning.
 
-RUN: %clang -O2 %S/Inputs/jmp_opt{,2,3}.cpp -o %t
+RUN: %clang %cflags -O2 %S/Inputs/jmp_opt{,2,3}.cpp -o %t
 RUN: llvm-bolt -inline-small-functions %t -o %t.bolt
 RUN: llvm-objdump -d %t.bolt --print-imm-hex | FileCheck %s