Add missing branchAdd32 implementations to fix sh4 and mips builds

sh4 implementation has been taken from WebKit r173222.

Change-Id: I1c188e88e9fd8772f97cac94d7ee31945b538b71
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@digia.com>

2 files changed, 29 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/assembler/MacroAssemblerMIPS.h b/Source/JavaScriptCore/assembler/MacroAssemblerMIPS.h
index 669021965..6f562e2e8 100644
--- a/Source/JavaScriptCore/assembler/MacroAssemblerMIPS.h
+++ b/Source/JavaScriptCore/assembler/MacroAssemblerMIPS.h
@@ -1630,6 +1630,12 @@ public:
         return branchAdd32(cond, immTempRegister, dest);
     }
 
+    Jump branchAdd32(ResultCondition cond, Address address, RegisterID dest)
+    {
+        load32(address, immTempRegister);
+        return branchAdd32(cond, immTempRegister, dest);
+    }
+
     Jump branchAdd32(ResultCondition cond, RegisterID src, TrustedImm32 imm, RegisterID dest)
     {
         move(imm, immTempRegister);
diff --git a/Source/JavaScriptCore/assembler/MacroAssemblerSH4.h b/Source/JavaScriptCore/assembler/MacroAssemblerSH4.h
index 16e604b00..a65614b92 100644
--- a/Source/JavaScriptCore/assembler/MacroAssemblerSH4.h
+++ b/Source/JavaScriptCore/assembler/MacroAssemblerSH4.h
@@ -2080,6 +2080,29 @@ public:
         return result ? branchTrue() : branchFalse();
     }
 
+    Jump branchAdd32(ResultCondition cond, Address src, RegisterID dest)
+    {
+        ASSERT((cond == Overflow) || (cond == Signed) || (cond == PositiveOrZero) || (cond == Zero) || (cond == NonZero));
+
+        if (cond == Overflow) {
+            RegisterID srcVal = claimScratch();
+            load32(src, srcVal);
+            m_assembler.addvlRegReg(srcVal, dest);
+            releaseScratch(srcVal);
+            return branchTrue();
+        }
+
+        add32(src, dest);
+
+        if ((cond == Signed) || (cond == PositiveOrZero)) {
+            m_assembler.cmppz(dest);
+            return (cond == Signed) ? branchFalse() : branchTrue();
+        }
+
+        compare32(0, dest, Equal);
+        return (cond == NonZero) ? branchFalse() : branchTrue();
+    }
+
     Jump branchMul32(ResultCondition cond, RegisterID src, RegisterID dest)
     {
         ASSERT((cond == Overflow) || (cond == Signed) || (cond == Zero) || (cond == NonZero));