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some wording changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77443 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -3917,7 +3917,7 @@ Instruction</a> </div>
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<h5>Arguments:</h5>
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<h5>Arguments:</h5>
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<p>The first argument is always a pointer, and forms the basis of the
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<p>The first argument is always a pointer, and forms the basis of the
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calculation. The remaining arguments are indices, that indicate which of the
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calculation. The remaining arguments are indices that indicate which of the
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elements of the aggregate object are indexed. The interpretation of each
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elements of the aggregate object are indexed. The interpretation of each
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index is dependent on the type being indexed into. The first index always
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index is dependent on the type being indexed into. The first index always
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indexes the pointer value given as the first argument, the second index
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indexes the pointer value given as the first argument, the second index
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@ -3929,9 +3929,10 @@ Instruction</a> </div>
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calculation.</p>
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calculation.</p>
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<p>The type of each index argument depends on the type it is indexing into.
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<p>The type of each index argument depends on the type it is indexing into.
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When indexing into a (packed) structure, only <tt>i32</tt> integer
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When indexing into a (optionally packed) structure, only <tt>i32</tt> integer
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<b>constants</b> are allowed. When indexing into an array, pointer or
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<b>constants</b> are allowed. When indexing into an array, pointer or
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vector, integers of any width are allowed (also non-constants).</p>
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vector, integers of any width are allowed, and they are not required to be
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constant.</p>
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<p>For example, let's consider a C code fragment and how it gets compiled to
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<p>For example, let's consider a C code fragment and how it gets compiled to
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LLVM:</p>
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LLVM:</p>
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