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-rw-r--r--i386-asm.c40
-rw-r--r--tccasm.c32
2 files changed, 40 insertions, 32 deletions
diff --git a/i386-asm.c b/i386-asm.c
index 16916f9..ad510d3 100644
--- a/i386-asm.c
+++ b/i386-asm.c
@@ -504,6 +504,45 @@ static inline int asm_modrm(int reg, Operand *op)
return 0;
}
+static void maybe_print_stats (void)
+{
+ static int already = 1;
+ if (!already)
+ /* print stats about opcodes */
+ {
+ const struct ASMInstr *pa;
+ int freq[4];
+ int op_vals[500];
+ int nb_op_vals, i, j;
+
+ already = 1;
+ nb_op_vals = 0;
+ memset(freq, 0, sizeof(freq));
+ for(pa = asm_instrs; pa->sym != 0; pa++) {
+ freq[pa->nb_ops]++;
+ //for(i=0;i<pa->nb_ops;i++) {
+ for(j=0;j<nb_op_vals;j++) {
+ //if (pa->op_type[i] == op_vals[j])
+ if (pa->instr_type == op_vals[j])
+ goto found;
+ }
+ //op_vals[nb_op_vals++] = pa->op_type[i];
+ op_vals[nb_op_vals++] = pa->instr_type;
+ found: ;
+ //}
+ }
+ for(i=0;i<nb_op_vals;i++) {
+ int v = op_vals[i];
+ //if ((v & (v - 1)) != 0)
+ printf("%3d: %08x\n", i, v);
+ }
+ printf("size=%d nb=%d f0=%d f1=%d f2=%d f3=%d\n",
+ (int)sizeof(asm_instrs),
+ (int)sizeof(asm_instrs) / (int)sizeof(ASMInstr),
+ freq[0], freq[1], freq[2], freq[3]);
+ }
+}
+
ST_FUNC void asm_opcode(TCCState *s1, int opcode)
{
const ASMInstr *pa;
@@ -515,6 +554,7 @@ ST_FUNC void asm_opcode(TCCState *s1, int opcode)
int autosize;
int p66;
+ maybe_print_stats();
/* force synthetic ';' after prefix instruction, so we can handle */
/* one-line things like "rep stosb" instead of only "rep\nstosb" */
if (opcode >= TOK_ASM_wait && opcode <= TOK_ASM_repnz)
diff --git a/tccasm.c b/tccasm.c
index cff4b98..e8bc357 100644
--- a/tccasm.c
+++ b/tccasm.c
@@ -757,38 +757,6 @@ static int tcc_assemble_internal(TCCState *s1, int do_preprocess)
{
int opcode;
-#if 0
- /* print stats about opcodes */
- {
- const ASMInstr *pa;
- int freq[4];
- int op_vals[500];
- int nb_op_vals, i, j;
-
- nb_op_vals = 0;
- memset(freq, 0, sizeof(freq));
- for(pa = asm_instrs; pa->sym != 0; pa++) {
- freq[pa->nb_ops]++;
- for(i=0;i<pa->nb_ops;i++) {
- for(j=0;j<nb_op_vals;j++) {
- if (pa->op_type[i] == op_vals[j])
- goto found;
- }
- op_vals[nb_op_vals++] = pa->op_type[i];
- found: ;
- }
- }
- for(i=0;i<nb_op_vals;i++) {
- int v = op_vals[i];
- if ((v & (v - 1)) != 0)
- printf("%3d: %08x\n", i, v);
- }
- printf("size=%d nb=%d f0=%d f1=%d f2=%d f3=%d\n",
- sizeof(asm_instrs), sizeof(asm_instrs) / sizeof(ASMInstr),
- freq[0], freq[1], freq[2], freq[3]);
- }
-#endif
-
/* XXX: undefine C labels */
ch = file->buf_ptr[0];