fix some warnings, represent mode size as unsigned value

[libfirm] / ir / lower / lower_dw.c

diff --git a/ir/lower/lower_dw.c b/ir/lower/lower_dw.c
index 33cd717..b90d804 100644 (file)
--- a/ir/lower/lower_dw.c
+++ b/ir/lower/lower_dw.c
@@ -915,7 +915,7 @@ static void lower_Shr(ir_node *node, ir_mode *mode, lower_env_t *env) {
                tarval *tv = get_Const_tarval(right);
 
                if (tarval_is_long(tv) &&
-                       get_tarval_long(tv) >= get_mode_size_bits(mode)) {
+                       get_tarval_long(tv) >= (int) get_mode_size_bits(mode)) {
                        ir_node *block = get_nodes_block(node);
                        ir_node *left = get_Shr_left(node);
                        ir_node *c;
@@ -950,7 +950,7 @@ static void lower_Shl(ir_node *node, ir_mode *mode, lower_env_t *env) {
                tarval *tv = get_Const_tarval(right);
 
                if (tarval_is_long(tv) &&
-                       get_tarval_long(tv) >= get_mode_size_bits(mode)) {
+                       get_tarval_long(tv) >= (int) get_mode_size_bits(mode)) {
                        ir_mode *mode_l;
                        ir_node *block = get_nodes_block(node);
                        ir_node *left = get_Shl_left(node);
@@ -987,7 +987,7 @@ static void lower_Shrs(ir_node *node, ir_mode *mode, lower_env_t *env) {
                tarval *tv = get_Const_tarval(right);
 
                if (tarval_is_long(tv) &&
-                       get_tarval_long(tv) >= get_mode_size_bits(mode)) {
+                       get_tarval_long(tv) >= (int) get_mode_size_bits(mode)) {
                        ir_node *block = get_nodes_block(node);
                        ir_node *left = get_Shrs_left(node);
                        long shf_cnt = get_tarval_long(tv) - get_mode_size_bits(mode);
@@ -1022,7 +1022,7 @@ static void lower_Rot(ir_node *node, ir_mode *mode, lower_env_t *env) {
                tarval *tv = get_Const_tarval(right);
 
                if (tarval_is_long(tv) &&
-                       get_tarval_long(tv) == get_mode_size_bits(mode)) {
+                       get_tarval_long(tv) == (int) get_mode_size_bits(mode)) {
                        ir_node *left = get_Rot_left(node);
                        ir_node *h, *l;
                        int idx = get_irn_idx(left);