+#if FAST_MATH
+static boolean emit_EXPBASE2( struct aos_compilation *cp, const struct tgsi_full_instruction *op )
+{
+ uint i;
+
+ /* For absolute correctness, need to spill/invalidate all XMM regs
+ * too.
+ */
+ for (i = 0; i < 8; i++) {
+ if (cp->xmm[i].dirty)
+ spill(cp, i);
+ aos_release_xmm_reg(cp, i);
+ }
+
+ /* Push caller-save (ie scratch) regs.
+ */
+ x86_cdecl_caller_push_regs( cp->func );
+
+ x86_lea( cp->func, cp->stack_ESP, x86_make_disp(cp->stack_ESP, -4) );
+
+ x87_fld_src( cp, &op->FullSrcRegisters[0], 0 );
+ x87_fstp( cp->func, x86_make_disp( cp->stack_ESP, 0 ) );
+
+ /* tmp_EAX has been pushed & will be restored below */
+ x86_mov_reg_imm( cp->func, cp->tmp_EAX, (unsigned long) _exp2 );
+ x86_call( cp->func, cp->tmp_EAX );
+
+ x86_lea( cp->func, cp->stack_ESP, x86_make_disp(cp->stack_ESP, 4) );
+
+ x86_cdecl_caller_pop_regs( cp->func );
+
+ /* Note retval on x87 stack:
+ */
+ cp->func->x87_stack++;
+
+ x87_fstp_dest4( cp, &op->FullDstRegisters[0] );
+
+ return TRUE;
+}
+#endif
+
+