Fix two-vector unpack case.

Bug swiftshader:15 Change-Id: I351268b44491091c271d6c7c5b644cd21ffb623b Reviewed-on: https://chromium-review.googlesource.com/403409Reviewed-by: Jim Stichnoth <stichnot@chromium.org> Tested-by: Nicolas Capens <nicolascapens@google.com>

Fix two-vector unpack case.
a3688eaf · Nicolas Capens · Nicolas Capens · 61593fb9 · a3688eaf
Commit a3688eaf authored Oct 25, 2016 by Nicolas Capens Committed by Nicolas Capens Oct 26, 2016
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IceTargetLoweringX86BaseImpl.h src/IceTargetLoweringX86BaseImpl.h +2 -1

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--- a/src/IceTargetLoweringX86BaseImpl.h
+++ b/src/IceTargetLoweringX86BaseImpl.h
@@ -6144,8 +6144,9 @@ void TargetX86Base<TraitsType>::lowerShuffleVector(
    if (Instr->indexesAre(0, 8, 1, 9, 2, 10, 3, 11)) {
      auto *T = makeReg(DestTy);
      auto *Src0RM = legalize(Src0, Legal_Reg | Legal_Mem);
+      auto *Src1RM = legalize(Src1, Legal_Reg | Legal_Mem);
      _movp(T, Src0RM);
-      _punpckl(T, Src0RM);
+      _punpckl(T, Src1RM);
      _movp(Dest, T);
      return;
    }