diff options
Diffstat (limited to 'src/util')
| -rw-r--r-- | src/util/register_allocate.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/util/register_allocate.c b/src/util/register_allocate.c index 1cfd66fc97d..af7a20c0982 100644 --- a/src/util/register_allocate.c +++ b/src/util/register_allocate.c @@ -79,7 +79,7 @@ #include "main/bitset.h" #include "register_allocate.h" -#define NO_REG ~0 +#define NO_REG ~0U struct ra_reg { BITSET_WORD *conflicts; @@ -251,7 +251,7 @@ void ra_add_transitive_reg_conflict(struct ra_regs *regs, unsigned int base_reg, unsigned int reg) { - int i; + unsigned int i; ra_add_reg_conflict(regs, reg, base_reg); @@ -328,7 +328,7 @@ ra_set_finalize(struct ra_regs *regs, unsigned int **q_values) for (rc = 0; rc < regs->count; rc++) { int conflicts = 0; - int i; + unsigned int i; if (!reg_belongs_to_class(rc, regs->classes[c])) continue; @@ -481,7 +481,7 @@ ra_simplify(struct ra_graph *g) } } - if (!progress && best_optimistic_node != ~0) { + if (!progress && best_optimistic_node != ~0U) { decrement_q(g, best_optimistic_node); g->stack[g->stack_count] = best_optimistic_node; g->stack_count++; @@ -501,10 +501,10 @@ ra_simplify(struct ra_graph *g) static bool ra_select(struct ra_graph *g) { - int i; int start_search_reg = 0; while (g->stack_count != 0) { + unsigned int i; unsigned int ri; unsigned int r = -1; int n = g->stack[g->stack_count - 1]; @@ -585,7 +585,7 @@ ra_set_node_reg(struct ra_graph *g, unsigned int n, unsigned int reg) static float ra_get_spill_benefit(struct ra_graph *g, unsigned int n) { - int j; + unsigned int j; float benefit = 0; int n_class = g->nodes[n].class; |