#include "tcg-op.h"
-#if TCG_TARGET_REG_BITS == 64
-# define ELF_CLASS ELFCLASS64
-#else
+#if UINTPTR_MAX == UINT32_MAX
# define ELF_CLASS ELFCLASS32
+#else
+# define ELF_CLASS ELFCLASS64
#endif
#ifdef HOST_WORDS_BIGENDIAN
# define ELF_DATA ELFDATA2MSB
typedef struct QEMU_PACKED {
uint32_t len __attribute__((aligned((sizeof(void *)))));
uint32_t cie_offset;
- tcg_target_long func_start;
- tcg_target_long func_len;
+ uintptr_t func_start;
+ uintptr_t func_len;
} DebugFrameFDEHeader;
static void tcg_register_jit_int(void *buf, size_t size,
s->pool_current = NULL;
}
+#include "helper.h"
+
void tcg_context_init(TCGContext *s)
{
int op, total_args, n;
sorted_args += n;
args_ct += n;
}
-
+
+ /* Register helpers. */
+#define GEN_HELPER 2
+#include "helper.h"
+
tcg_target_init(s);
}
void tcg_register_helper(void *func, const char *name)
{
TCGContext *s = &tcg_ctx;
- int n;
- if ((s->nb_helpers + 1) > s->allocated_helpers) {
- n = s->allocated_helpers;
- if (n == 0) {
- n = 4;
- } else {
- n *= 2;
- }
- s->helpers = realloc(s->helpers, n * sizeof(TCGHelperInfo));
- s->allocated_helpers = n;
+ GHashTable *table = s->helpers;
+
+ if (table == NULL) {
+ /* Use g_direct_hash/equal for direct pointer comparisons on func. */
+ table = g_hash_table_new(NULL, NULL);
+ s->helpers = table;
}
- s->helpers[s->nb_helpers].func = (uintptr_t)func;
- s->helpers[s->nb_helpers].name = name;
- s->nb_helpers++;
+
+ g_hash_table_insert(table, (gpointer)func, (gpointer)name);
}
/* Note: we convert the 64 bit args to 32 bit and do some alignment
return tcg_get_arg_str_idx(s, buf, buf_size, GET_TCGV_I64(arg));
}
-static int helper_cmp(const void *p1, const void *p2)
-{
- const TCGHelperInfo *th1 = p1;
- const TCGHelperInfo *th2 = p2;
- if (th1->func < th2->func)
- return -1;
- else if (th1->func == th2->func)
- return 0;
- else
- return 1;
-}
-
-/* find helper definition (Note: A hash table would be better) */
-static TCGHelperInfo *tcg_find_helper(TCGContext *s, uintptr_t val)
+/* Find helper name. */
+static inline const char *tcg_find_helper(TCGContext *s, uintptr_t val)
{
- int m, m_min, m_max;
- TCGHelperInfo *th;
- uintptr_t v;
-
- if (unlikely(!s->helpers_sorted)) {
- qsort(s->helpers, s->nb_helpers, sizeof(TCGHelperInfo),
- helper_cmp);
- s->helpers_sorted = 1;
- }
-
- /* binary search */
- m_min = 0;
- m_max = s->nb_helpers - 1;
- while (m_min <= m_max) {
- m = (m_min + m_max) >> 1;
- th = &s->helpers[m];
- v = th->func;
- if (v == val)
- return th;
- else if (val < v) {
- m_max = m - 1;
- } else {
- m_min = m + 1;
- }
+ const char *ret = NULL;
+ if (s->helpers) {
+ ret = g_hash_table_lookup(s->helpers, (gpointer)val);
}
- return NULL;
+ return ret;
}
static const char * const cond_name[] =
}
} else if (c == INDEX_op_movi_i32 || c == INDEX_op_movi_i64) {
tcg_target_ulong val;
- TCGHelperInfo *th;
+ const char *name;
nb_oargs = def->nb_oargs;
nb_iargs = def->nb_iargs;
qemu_log(" %s %s,$", def->name,
tcg_get_arg_str_idx(s, buf, sizeof(buf), args[0]));
val = args[1];
- th = tcg_find_helper(s, val);
- if (th) {
- qemu_log("%s", th->name);
+ name = tcg_find_helper(s, val);
+ if (name) {
+ qemu_log("%s", name);
} else {
if (c == INDEX_op_movi_i32) {
qemu_log("0x%x", (uint32_t)val);
int nb_iargs, nb_oargs, flags, nb_regs, i, reg, nb_params;
TCGArg arg, func_arg;
TCGTemp *ts;
- tcg_target_long stack_offset, call_stack_size, func_addr;
+ intptr_t stack_offset;
+ size_t call_stack_size;
+ uintptr_t func_addr;
int const_func_arg, allocate_args;
TCGRegSet allocated_regs;
const TCGArgConstraint *arg_ct;