MIPS32: Mark ArraySpliceTorque as isolate dependent

This CL complements commit f2695f73
for MIPS32. That commit addressed problem for MIPS64.

Original message:
>ArraySpliceTorque builtin triggers generation of MIPS specific
>trampolines due to its large size, and this code is not PIC
>and cannot be isolate independent.
>
>This CL is a workaround that marks ArraySpliceTorque as
>isolate dependent on MIPS64.
>
>Bug: v8:7882
>Change-Id: I0b5764236268c2529e149b275dcf382dab709682
>Reviewed-on: https://chromium-review.googlesource.com/1111847
>Commit-Queue: Jakob Gruber <jgruber@chromium.org>
>Reviewed-by: Michael Stanton <mvstanton@chromium.org>
>Reviewed-by: Jakob Gruber <jgruber@chromium.org>
>Cr-Commit-Position: refs/heads/master@{#53968}

Bug: v8:7882
Change-Id: Iffdfab673781cca1eb14d11428ffcf7a01c21f27
Reviewed-on: https://chromium-review.googlesource.com/1117186
Commit-Queue: Sreten Kovacevic <sreten.kovacevic@mips.com>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54083}

src/builtins/builtins.cc

@@ -316,10 +316,11 @@ bool Builtins::IsIsolateIndependent(int index) {
     //    of the builtin itself (and not just the trampoline).
     case kInterpreterEntryTrampoline:
       return false;
-#if V8_TARGET_ARCH_MIPS64
-    // TODO(7882): The size of ArraySpliceTorque on MIP64 is greater than 128KB,
-    // and this triggers generation of MIPS specific trampolines. Trampoline
-    // code is not PIC and therefore the builtin is not isolate independent.
+#if V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_MIPS
+    // TODO(7882): The size of ArraySpliceTorque on MIP64 and MIPS32 is greater
+    // than 128KB, and this triggers generation of MIPS specific trampolines.
+    // Trampoline code is not PIC and therefore the builtin is not isolate
+    // independent.
     case kArraySpliceTorque:
       return false;
 #endif