finish_CondJmp(F, irn, mode_Is);
}
-static void emit_ia32_CMov(ir_node *irn, ia32_emit_env_t *env) {
+static void CMov_emitter(ir_node *irn, ia32_emit_env_t *env) {
FILE *F = env->out;
const lc_arg_env_t *arg_env = ia32_get_arg_env();
const char *cmp_suffix = get_cmp_suffix(get_ia32_pncode(irn), ! mode_is_signed(get_irn_mode(get_irn_n(irn, 0))));
/* we have to emit the cmp first, because the destination register */
/* could be one of the compare registers */
- lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "cmp %1S, %2S", irn, irn);
+ if (is_ia32_CMov(irn)) {
+ lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "cmp %1S, %2S", irn, irn);
+ }
+ else if (is_ia32_xCmpCMov(irn)) {
+ lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "ucomis%M %1S, %2S", get_irn_n(irn, 0), irn, irn);
+ }
+ else {
+ assert(0 && "unsupported CMov");
+ }
lc_esnprintf(arg_env, cmnt_buf, SNPRINTF_BUF_LEN, "/* Psi condition */" );
IA32_DO_EMIT(irn);
IA32_DO_EMIT(irn);
}
-static void emit_ia32_Set(ir_node *irn, ia32_emit_env_t *env) {
+static void emit_ia32_CMov(ir_node *irn, ia32_emit_env_t *env) {
+ CMov_emitter(irn, env);
+}
+
+static void emit_ia32_xCmpCMov(ir_node *irn, ia32_emit_env_t *env) {
+ CMov_emitter(irn, env);
+}
+
+static void Set_emitter(ir_node *irn, ia32_emit_env_t *env) {
FILE *F = env->out;
const lc_arg_env_t *arg_env = ia32_get_arg_env();
const char *cmp_suffix = get_cmp_suffix(get_ia32_pncode(irn), ! mode_is_signed(get_irn_mode(get_irn_n(irn, 0))));
snprintf(cmnt_buf, SNPRINTF_BUF_LEN, "/* clear target as set modifies only lower 8 bit */");
IA32_DO_EMIT(irn);
- lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "cmp %1S, %2S", irn, irn);
+ if (is_ia32_Set(irn)) {
+ lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "cmp %1S, %2S", irn, irn);
+ }
+ else if (is_ia32_xCmpSet(irn)) {
+ lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "ucomis%M %1S, %2S", get_irn_n(irn, 0), irn, irn);
+ }
+ else {
+ assert(0 && "unsupported Set");
+ }
snprintf(cmnt_buf, SNPRINTF_BUF_LEN, "/* calculate Psi condition */" );
IA32_DO_EMIT(irn);
IA32_DO_EMIT(irn);
}
+static void emit_ia32_Set(ir_node *irn, ia32_emit_env_t *env) {
+ Set_emitter(irn, env);
+}
+
+static void emit_ia32_xCmpSet(ir_node *irn, ia32_emit_env_t *env) {
+ Set_emitter(irn, env);
+}
+
static void emit_ia32_xCmp(ir_node *irn, ia32_emit_env_t *env) {
FILE *F = env->out;
const lc_arg_env_t *arg_env = ia32_get_arg_env();
break;
}
+ assert(sse_pnc >= 0 && "unsupported floating point compare");
+
lc_esnprintf(arg_env, cmd_buf, SNPRINTF_BUF_LEN, "cmps%M %s, %d", irn, ia32_emit_binop(irn, env), sse_pnc);
lc_esnprintf(arg_env, cmnt_buf, SNPRINTF_BUF_LEN, "/* SSE compare with result in %1D */", irn);
IA32_DO_EMIT(irn);
-
- assert(sse_pnc >= 0 && "unsupported floating point compare");
}
/*********************************************************
IA32_EMIT(Conv_I2I8Bit);
IA32_EMIT(Const);
IA32_EMIT(xCmp);
+ IA32_EMIT(xCmpSet);
+ IA32_EMIT(xCmpCMov);
IA32_EMIT2(fcomJmp, x87CondJmp);
IA32_EMIT2(fcompJmp, x87CondJmp);
IA32_EMIT2(fcomppJmp, x87CondJmp);