Merge pull request #884 from FioraAeterna/ppcfpopt

PPCFP: add comment
dolphin-emu · Aug 26, 2014 · f52888d · f52888d
2 parents 81048f3 + 288babf
commit f52888d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Source/Core/Core/PowerPC/JitCommon/Jit_Util.cpp b/Source/Core/Core/PowerPC/JitCommon/Jit_Util.cpp
@@ -654,6 +654,8 @@ void EmuCodeBlock::ConvertDoubleToSingle(X64Reg dst, X64Reg src)
 	MOVSS(dst, M(&temp32));
 
 	SetJumpTarget(continue1);
+	// We'd normally need to MOVDDUP here to put the single in the top half of the output register too, but
+	// this function is only used to go directly to a following store, so we omit the MOVDDUP here.
 }
 #endif // MORE_ACCURATE_DOUBLETOSINGLE