Move insertps mask decoding to header file
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112896 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/AsmPrinter/X86InstComments.cpp b/lib/Target/X86/AsmPrinter/X86InstComments.cpp
index 61f5065..da9d5a3 100644
--- a/lib/Target/X86/AsmPrinter/X86InstComments.cpp
+++ b/lib/Target/X86/AsmPrinter/X86InstComments.cpp
@@ -20,34 +20,6 @@
using namespace llvm;
//===----------------------------------------------------------------------===//
-// Vector Mask Decoding for non-shuffles
-//===----------------------------------------------------------------------===//
-
-static void DecodeINSERTPSMask(unsigned Imm,
- SmallVectorImpl<unsigned> &ShuffleMask) {
- // Defaults the copying the dest value.
- ShuffleMask.push_back(0);
- ShuffleMask.push_back(1);
- ShuffleMask.push_back(2);
- ShuffleMask.push_back(3);
-
- // Decode the immediate.
- unsigned ZMask = Imm & 15;
- unsigned CountD = (Imm >> 4) & 3;
- unsigned CountS = (Imm >> 6) & 3;
-
- // CountS selects which input element to use.
- unsigned InVal = 4+CountS;
- // CountD specifies which element of destination to update.
- ShuffleMask[CountD] = InVal;
- // ZMask zaps values, potentially overriding the CountD elt.
- if (ZMask & 1) ShuffleMask[0] = SM_SentinelZero;
- if (ZMask & 2) ShuffleMask[1] = SM_SentinelZero;
- if (ZMask & 4) ShuffleMask[2] = SM_SentinelZero;
- if (ZMask & 8) ShuffleMask[3] = SM_SentinelZero;
-}
-
-//===----------------------------------------------------------------------===//
// Top Level Entrypoint
//===----------------------------------------------------------------------===//
diff --git a/lib/Target/X86/X86ShuffleDecode.h b/lib/Target/X86/X86ShuffleDecode.h
index 818f7ca..df04052 100644
--- a/lib/Target/X86/X86ShuffleDecode.h
+++ b/lib/Target/X86/X86ShuffleDecode.h
@@ -26,6 +26,30 @@
SM_SentinelZero = ~0U
};
+static inline
+void DecodeINSERTPSMask(unsigned Imm, SmallVectorImpl<unsigned> &ShuffleMask) {
+ // Defaults the copying the dest value.
+ ShuffleMask.push_back(0);
+ ShuffleMask.push_back(1);
+ ShuffleMask.push_back(2);
+ ShuffleMask.push_back(3);
+
+ // Decode the immediate.
+ unsigned ZMask = Imm & 15;
+ unsigned CountD = (Imm >> 4) & 3;
+ unsigned CountS = (Imm >> 6) & 3;
+
+ // CountS selects which input element to use.
+ unsigned InVal = 4+CountS;
+ // CountD specifies which element of destination to update.
+ ShuffleMask[CountD] = InVal;
+ // ZMask zaps values, potentially overriding the CountD elt.
+ if (ZMask & 1) ShuffleMask[0] = SM_SentinelZero;
+ if (ZMask & 2) ShuffleMask[1] = SM_SentinelZero;
+ if (ZMask & 4) ShuffleMask[2] = SM_SentinelZero;
+ if (ZMask & 8) ShuffleMask[3] = SM_SentinelZero;
+}
+
// <3,1> or <6,7,2,3>
static void DecodeMOVHLPSMask(unsigned NElts,
SmallVectorImpl<unsigned> &ShuffleMask) {