initial import to public repository

materials/chapter4/fun_mips.S

@@ -0,0 +1,22 @@
+fun:
+    daddiu  $sp,$sp,-16
+    ldc1    $f1,16($sp)                                #a9从$sp + 16获得        
+    ldc1    $f0,32($sp)                                #a11从$sp + 32获得
+    sd  $28,0($sp)
+    lui $28,%hi(%neg(%gp_rel(fun)))
+    c.eq.d  $fcc0,$f1,$f0
+    daddiu  $28,$28,%lo(%neg(%gp_rel(fun)))
+    sd  $31,8($sp)
+    bc1f    $fcc0,.L5
+    daddu   $28,$28,$25
+    ld  $31,8($sp)
+    ld  $28,0($sp)
+    move    $2,$0
+    jr  $31
+    daddiu  $sp,$sp,16
+
+.L5:
+    ld  $25,%call16(abort)($28)
+    .reloc  1f,R_MIPS_JALR,abort
+1:  jalr    $25
+    nop