--- gcc/config/tm-sun386i.h	2018/04/24 16:53:28	1.1
+++ gcc/config/tm-sun386i.h	2018/04/24 17:00:40	1.1.1.4
@@ -37,6 +37,12 @@ the Free Software Foundation, 675 Mass A
 %{sun386:}"
 /* That last item is just to prevent a spurious error.  */
 
+/* It is hard to debug with shared libraries,
+   so don't use them if going to debug.  */
+
+#undef LINK_SPEC
+#define LINK_SPEC "%{!e*:-e _start} -dc -dp %{g:-Bstatic} %{static:-Bstatic} %{-Bstatic}"
+
 /* Extra switches to give the assembler.  */
 
 #define ASM_SPEC "-i386"
@@ -65,6 +71,9 @@ the Free Software Foundation, 675 Mass A
 
 #define TARGET_MEM_FUNCTIONS
 
+/* Force structure alignment to the type used for a bitfield.  */
+
+#define PCC_BITFIELD_TYPE_MATTERS 1
 
 /* Define how to find the value returned by a function.
    VALTYPE is the data type of the value (as a tree).
@@ -89,3 +98,8 @@ the Free Software Foundation, 675 Mass A
    Otherwise the assembler or the linker screws up.  */
 
 #define DEBUG_SYMS_TEXT
+
+/* This NOP insn makes profiling not fail.  */
+
+#define ASM_IDENTIFY_GCC(FILE) \
+fprintf (FILE, (profile_flag ? "gcc_compiled.:\n\tnop\n" : "gcc_compiled.:\n"))