8207057: No debug info for assembler files

Summary: Generate debug info for assembler files as needed.
Reviewed-by: erikj

common/autoconf/flags.m4

@@ -278,6 +278,11 @@ AC_DEFUN_ONCE([FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION],
   AC_SUBST(CXX_FLAG_DEPS)
 
   # Debug symbols
+  #
+  # By default don't set any specific assembler debug
+  # info flags for toolchains unless we know they work.
+  # See JDK-8207057.
+  ASFLAGS_DEBUG_SYMBOLS=""
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
     if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then
       CFLAGS_DEBUG_SYMBOLS="-g1"
@@ -286,6 +291,7 @@ AC_DEFUN_ONCE([FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION],
       CFLAGS_DEBUG_SYMBOLS="-g"
       CXXFLAGS_DEBUG_SYMBOLS="-g"
     fi
+    ASFLAGS_DEBUG_SYMBOLS="-g"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CFLAGS_DEBUG_SYMBOLS="-g -xs"
     CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
@@ -293,6 +299,7 @@ AC_DEFUN_ONCE([FLAGS_SETUP_COMPILER_FLAGS_FOR_OPTIMIZATION],
     CFLAGS_DEBUG_SYMBOLS="-g"
     CXXFLAGS_DEBUG_SYMBOLS="-g"
   fi
+  AC_SUBST(ASFLAGS_DEBUG_SYMBOLS)
   AC_SUBST(CFLAGS_DEBUG_SYMBOLS)
   AC_SUBST(CXXFLAGS_DEBUG_SYMBOLS)
 

common/autoconf/generated-configure.sh

@@ -700,6 +700,7 @@ C_O_FLAG_HI
 C_O_FLAG_HIGHEST
 CXXFLAGS_DEBUG_SYMBOLS
 CFLAGS_DEBUG_SYMBOLS
+ASFLAGS_DEBUG_SYMBOLS
 CXX_FLAG_DEPS
 C_FLAG_DEPS
 SET_SHARED_LIBRARY_MAPFILE
@@ -4336,7 +4337,7 @@ VS_SDK_PLATFORM_NAME_2017=
 #CUSTOM_AUTOCONF_INCLUDE
 
 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1535545082
+DATE_WHEN_GENERATED=1537356874
 
 ###############################################################################
 #
@@ -41208,6 +41209,11 @@ $as_echo "$ac_cv_c_bigendian" >&6; }
 
 
   # Debug symbols
+  #
+  # By default don't set any specific assembler debug
+  # info flags for toolchains unless we know they work.
+  # See JDK-8207057.
+  ASFLAGS_DEBUG_SYMBOLS=""
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
     if test "x$OPENJDK_TARGET_CPU_BITS" = "x64" && test "x$DEBUG_LEVEL" = "xfastdebug"; then
       CFLAGS_DEBUG_SYMBOLS="-g1"
@@ -41216,6 +41222,7 @@ $as_echo "$ac_cv_c_bigendian" >&6; }
       CFLAGS_DEBUG_SYMBOLS="-g"
       CXXFLAGS_DEBUG_SYMBOLS="-g"
     fi
+    ASFLAGS_DEBUG_SYMBOLS="-g"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CFLAGS_DEBUG_SYMBOLS="-g -xs"
     CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
@@ -41226,6 +41233,7 @@ $as_echo "$ac_cv_c_bigendian" >&6; }
 
 
 
+
   # Optimization levels
   if test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CC_HIGHEST="$CC_HIGHEST -fns -fsimple -fsingle -xalias_level=basic -xbuiltin=%all -xdepend -xrestrict -xlibmil"

common/autoconf/spec.gmk.in

@@ -414,6 +414,7 @@ CXX_FLAG_REORDER:=@CXX_FLAG_REORDER@
 # Options for generating debug symbols
 ENABLE_DEBUG_SYMBOLS:=@ENABLE_DEBUG_SYMBOLS@
 CFLAGS_DEBUG_SYMBOLS:=@CFLAGS_DEBUG_SYMBOLS@
+ASFLAGS_DEBUG_SYMBOLS:=@ASFLAGS_DEBUG_SYMBOLS@
 CXXFLAGS_DEBUG_SYMBOLS:=@CXXFLAGS_DEBUG_SYMBOLS@
 ZIP_DEBUGINFO_FILES:=@ZIP_DEBUGINFO_FILES@
 STRIP_POLICY:=@STRIP_POLICY@