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Use a signed vector type for the shift amount operand of unsigned shifts. 

Neon shifts allow a mix of positive and negative shift amounts to shift
left or right, respectively, so the shift amount vector should always be
signed.  PR8482 (Radar 8603521).

llvm-svn: 119748
This commit is contained in:
Bob Wilson 2010-11-18 21:51:10 +00:00
parent 0ab0f67925
commit 2acd1621f4
1 changed files with 4 additions and 4 deletions
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8
clang/include/clang/Basic/arm_neon.td
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@ -169,10 +169,10 @@ def VRSQRTS : IInst<"ddd", "fQf">;
////////////////////////////////////////////////////////////////////////////////
// E.3.11 Shifts by signed variable
def VSHL : SInst<"ddd", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VQSHL : SInst<"ddd", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VRSHL : SInst<"ddd", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VQRSHL : SInst<"ddd", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VSHL : SInst<"ddx", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VQSHL : SInst<"ddx", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VRSHL : SInst<"ddx", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
def VQRSHL : SInst<"ddx", "csilUcUsUiUlQcQsQiQlQUcQUsQUiQUl">;
////////////////////////////////////////////////////////////////////////////////
// E.3.12 Shifts by constant