From 02dc51806e4c83437fb9c0f0507aef7111076937 Mon Sep 17 00:00:00 2001
From: Bruno Cardoso Lopes <bruno.cardoso@gmail.com>
Date: Tue, 25 Oct 2011 17:30:47 +0000
Subject: [PATCH] Corrects previously incorrect $sp change in
 MipsCompilationCallback. The address for $sp, and addresses for sdc1/ldc1
 must be 8-byte aligned

Patch by Petar Jovanovic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142930 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/MipsJITInfo.cpp | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/Target/Mips/MipsJITInfo.cpp b/lib/Target/Mips/MipsJITInfo.cpp
index 28c2b48b2e1..e3f6a753c40 100644
--- a/lib/Target/Mips/MipsJITInfo.cpp
+++ b/lib/Target/Mips/MipsJITInfo.cpp
@@ -57,11 +57,11 @@ void MipsCompilationCallback();
     ".globl " ASMPREFIX "MipsCompilationCallback\n"
     ASMPREFIX "MipsCompilationCallback:\n"
     ".ent " ASMPREFIX "MipsCompilationCallback\n"
-    ".frame  $29, 32, $31\n"
+    ".frame  $sp, 32, $ra\n"
     ".set  noreorder\n"
     ".cpload $t9\n"
 
-    "addiu $sp, $sp, -60\n"
+    "addiu $sp, $sp, -64\n"
     ".cprestore 16\n"
 
     // Save argument registers a0, a1, a2, a3, f12, f14 since they may contain
@@ -76,8 +76,8 @@ void MipsCompilationCallback();
     "sw $a3, 32($sp)\n"
     "sw $ra, 36($sp)\n"
     "sw $t8, 40($sp)\n"
-    "sdc1 $f12, 44($sp)\n"
-    "sdc1 $f14, 52($sp)\n"
+    "sdc1 $f12, 48($sp)\n"
+    "sdc1 $f14, 56($sp)\n"
 
     // t8 points at the end of function stub. Pass the beginning of the stub
     // to the MipsCompilationCallbackC.
@@ -92,9 +92,9 @@ void MipsCompilationCallback();
     "lw $a3, 32($sp)\n"
     "lw $ra, 36($sp)\n"
     "lw $t8, 40($sp)\n"
-    "ldc1 $f12, 44($sp)\n"
-    "ldc1 $f14, 52($sp)\n"
-    "addiu $sp, $sp, 60\n"
+    "ldc1 $f12, 48($sp)\n"
+    "ldc1 $f14, 56($sp)\n"
+    "addiu $sp, $sp, 64\n"
 
     // Jump to the (newly modified) stub to invoke the real function.
     "addiu $t8, $t8, -16\n"
-- 
2.34.1