diff --git a/Ghidra/Processors/MIPS/certification.manifest b/Ghidra/Processors/MIPS/certification.manifest
index 75f93e1ea6..440a0b9962 100644
--- a/Ghidra/Processors/MIPS/certification.manifest
+++ b/Ghidra/Processors/MIPS/certification.manifest
@@ -12,11 +12,11 @@ data/languages/mips32R6be.slaspec||GHIDRA||||END|
 data/languages/mips32R6le.slaspec||GHIDRA||||END|
 data/languages/mips32_fp64.cspec||GHIDRA||||END|
 data/languages/mips32be.cspec||GHIDRA||||END|
-data/languages/mips32be_eabi.cspec||GHIDRA||||END|
 data/languages/mips32be.slaspec||GHIDRA||||END|
+data/languages/mips32be_eabi.cspec||GHIDRA||||END|
 data/languages/mips32le.cspec||GHIDRA||||END|
-data/languages/mips32le_eabi.cspec||GHIDRA||||END|
 data/languages/mips32le.slaspec||GHIDRA||||END|
+data/languages/mips32le_eabi.cspec||GHIDRA||||END|
 data/languages/mips32micro.pspec||GHIDRA||||END|
 data/languages/mips64.cspec||GHIDRA||||END|
 data/languages/mips64.pspec||GHIDRA||||END|
diff --git a/Ghidra/Processors/MIPS/data/languages/mips32be_eabi.cspec b/Ghidra/Processors/MIPS/data/languages/mips32be_eabi.cspec
index 07b68cfb87..12178418ba 100644
--- a/Ghidra/Processors/MIPS/data/languages/mips32be_eabi.cspec
+++ b/Ghidra/Processors/MIPS/data/languages/mips32be_eabi.cspec
@@ -28,12 +28,18 @@
   <default_proto>
   <prototype name="__stdcall" extrapop="0" stackshift="0">
     <input>
-      <pentry minsize="1" maxsize="8" metatype="float">
+      <pentry minsize="4" maxsize="8" metatype="float">
         <register name="f12_13"/>
       </pentry>
-      <pentry minsize="1" maxsize="8" metatype="float">
+      <pentry minsize="4" maxsize="8" metatype="float">
         <register name="f14_15"/>
       </pentry>
+      <pentry minsize="4" maxsize="8" metatype="float">
+        <register name="f16_17"/>
+      </pentry>
+      <pentry minsize="4" maxsize="8" metatype="float">
+        <register name="f18_19"/>
+      </pentry>
       <pentry minsize="1" maxsize="4">
         <register name="a0"/>
       </pentry>
@@ -92,6 +98,23 @@
       <register name="f28"/>
       <register name="f30"/>
     </unaffected>
+    <killedbycall>
+        <register name="at"/>
+        <register name="a0"/>
+        <register name="a1"/>
+        <register name="a2"/>
+        <register name="a3"/>
+        <register name="t0"/>
+        <register name="t1"/>
+        <register name="t2"/>
+        <register name="t3"/>
+        <register name="t4"/>
+        <register name="t5"/>
+        <register name="t6"/>
+        <register name="t7"/>
+        <register name="t8"/>
+        <register name="t9"/>
+    </killedbycall>
     <localrange>
       <range space="stack" first="0xfff0bdc0" last="0xffffffff"/>
       <range space="stack" first="0" last="15"/>  <!-- This is backup storage space for register params, but we treat as locals -->
diff --git a/Ghidra/Processors/MIPS/data/languages/mips32le_eabi.cspec b/Ghidra/Processors/MIPS/data/languages/mips32le_eabi.cspec
index 94e5a3ad05..1e15146eb0 100644
--- a/Ghidra/Processors/MIPS/data/languages/mips32le_eabi.cspec
+++ b/Ghidra/Processors/MIPS/data/languages/mips32le_eabi.cspec
@@ -28,12 +28,18 @@
   <default_proto>
     <prototype name="__stdcall" extrapop="0" stackshift="0">
       <input>
-        <pentry minsize="1" maxsize="8" metatype="float">
+        <pentry minsize="4" maxsize="8" metatype="float">
           <register name="f12_13"/>
         </pentry>
-        <pentry minsize="1" maxsize="8" metatype="float">
+        <pentry minsize="4" maxsize="8" metatype="float">
           <register name="f14_15"/>
         </pentry>
+        <pentry minsize="4" maxsize="8" metatype="float">
+          <register name="f16_17"/>
+        </pentry>
+        <pentry minsize="4" maxsize="8" metatype="float">
+          <register name="f18_19"/>
+        </pentry>
         <pentry minsize="1" maxsize="4">
           <register name="a0"/>
         </pentry>
@@ -92,6 +98,23 @@
         <register name="f28"/>
         <register name="f30"/>
       </unaffected>
+      <killedbycall>
+        <register name="at"/>
+        <register name="a0"/>
+        <register name="a1"/>
+        <register name="a2"/>
+        <register name="a3"/>
+        <register name="t0"/>
+        <register name="t1"/>
+        <register name="t2"/>
+        <register name="t3"/>
+        <register name="t4"/>
+        <register name="t5"/>
+        <register name="t6"/>
+        <register name="t7"/>
+        <register name="t8"/>
+        <register name="t9"/>
+      </killedbycall>
       <localrange>
         <range space="stack" first="0xfff0bdc0" last="0xffffffff"/>
         <range space="stack" first="0" last="15"/>  <!-- This is backup storage space for register params, but we treat as locals -->