(TARGET_CANNOT_FORCE_CONST_MEM): Use it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@105069
138bc75d-0d04-0410-961f-
82ee72b054a4
+2005-10-06 Richard Henderson <rth@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
+ (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
+
2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/22216
2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/22216
static int get_vsel_insn (enum machine_mode);
static void rs6000_emit_vector_select (rtx, rtx, rtx, rtx);
static tree rs6000_stack_protect_fail (void);
static int get_vsel_insn (enum machine_mode);
static void rs6000_emit_vector_select (rtx, rtx, rtx, rtx);
static tree rs6000_stack_protect_fail (void);
+static bool rs6000_cannot_force_const_mem (rtx x);
const int INSN_NOT_AVAILABLE = -1;
static enum machine_mode rs6000_eh_return_filter_mode (void);
const int INSN_NOT_AVAILABLE = -1;
static enum machine_mode rs6000_eh_return_filter_mode (void);
#define TARGET_HAVE_TLS HAVE_AS_TLS
#undef TARGET_CANNOT_FORCE_CONST_MEM
#define TARGET_HAVE_TLS HAVE_AS_TLS
#undef TARGET_CANNOT_FORCE_CONST_MEM
-#define TARGET_CANNOT_FORCE_CONST_MEM rs6000_tls_referenced_p
+#define TARGET_CANNOT_FORCE_CONST_MEM rs6000_cannot_force_const_mem
#undef TARGET_ASM_FUNCTION_PROLOGUE
#define TARGET_ASM_FUNCTION_PROLOGUE rs6000_output_function_prologue
#undef TARGET_ASM_FUNCTION_PROLOGUE
#define TARGET_ASM_FUNCTION_PROLOGUE rs6000_output_function_prologue
+/* Primarily this is required for TLS symbols, but given that our move
+ patterns *ought* to be able to handle any symbol at any time, we
+ should never be spilling symbolic operands to the constant pool, ever. */
+
+static bool
+rs6000_cannot_force_const_mem (rtx x)
+{
+ enum rtx_code code = GET_CODE (x);
+ return code == SYMBOL_REF || code == LABEL_REF || code == CONST;
+}
+
/* Return 1 if X contains a thread-local symbol. */
bool
/* Return 1 if X contains a thread-local symbol. */
bool