Use backtracking in find_original_value() for the flags emitter.

[libfirm] / ir / be / mips / bearch_mips.c

diff --git a/ir/be/mips/bearch_mips.c b/ir/be/mips/bearch_mips.c
index 2fdc853..3017464 100644 (file)
--- a/ir/be/mips/bearch_mips.c
+++ b/ir/be/mips/bearch_mips.c
@@ -236,10 +236,10 @@ static void mips_set_frame_entity(ir_node *node, ir_entity *entity)
        mips_load_store_attr_t *attr;
 
        if(!is_mips_irn(node)) {
-               panic("trying to set frame entity on non load/store node %+F\n", node);
+               panic("trying to set frame entity on non load/store node %+F", node);
        }
        if(!mips_is_Load(node) && !mips_is_Store(node)) {
-               panic("trying to set frame entity on non load/store node %+F\n", node);
+               panic("trying to set frame entity on non load/store node %+F", node);
        }
 
        attr = get_irn_generic_attr(node);
@@ -255,10 +255,10 @@ static void mips_set_frame_offset(ir_node *node, int offset)
        mips_load_store_attr_t *attr;
 
        if(!is_mips_irn(node)) {
-               panic("trying to set frame offset on non load/store node %+F\n", node);
+               panic("trying to set frame offset on non load/store node %+F", node);
        }
        if(!mips_is_Load(node) && !mips_is_Store(node)) {
-               panic("trying to set frame offset on non load/store node %+F\n", node);
+               panic("trying to set frame offset on non load/store node %+F", node);
        }
 
        attr = get_irn_generic_attr(node);
@@ -584,7 +584,7 @@ static mips_isa_t mips_isa_template = {
                &mips_gp_regs[REG_SP],
                &mips_gp_regs[REG_FP],
                -1,             /* stack direction */
-               1,      /* stack alignment for calls */
+               2,      /* power of two stack alignment for calls, 2^2 == 4 */
                NULL,   /* main environment */
                7,      /* spill costs */
                5,      /* reload costs */
@@ -978,16 +978,33 @@ static const backend_params *mips_get_libfirm_params(void) {
        static backend_params p = {
                1,     /* need dword lowering */
                0,     /* don't support inline assembler yet */
+               0,     /* no immediate floating point mode. */
                NULL,  /* no additional opcodes */
                NULL,  /* will be set later */
                NULL,  /* but yet no creator function */
                NULL,  /* context for create_intrinsic_fkt */
                NULL,  /* no if conversion settings */
+               NULL   /* no immediate fp mode */
        };
 
        return &p;
 }
 
+static asm_constraint_flags_t mips_parse_asm_constraint(const void *self,
+                                                        const char **c)
+{
+       (void) self;
+       (void) c;
+       return ASM_CONSTRAINT_FLAG_INVALID;
+}
+
+static int mips_is_valid_clobber(const void *self, const char *clobber)
+{
+       (void) self;
+       (void) clobber;
+       return 0;
+}
+
 const arch_isa_if_t mips_isa_if = {
        mips_init,
        mips_done,
@@ -1003,6 +1020,8 @@ const arch_isa_if_t mips_isa_if = {
        mips_get_allowed_execution_units,
        mips_get_machine,
        mips_get_irg_list,
+       mips_parse_asm_constraint,
+       mips_is_valid_clobber
 };
 
 void be_init_arch_mips(void)