Changes in directory llvm/docs:
GetElementPtr.html updated: 1.7 -> 1.8 --- Log message: Okay, make the prose match the example too. --- Diffs of the changes: (+8 -7) GetElementPtr.html | 15 ++++++++------- 1 files changed, 8 insertions(+), 7 deletions(-) Index: llvm/docs/GetElementPtr.html diff -u llvm/docs/GetElementPtr.html:1.7 llvm/docs/GetElementPtr.html:1.8 --- llvm/docs/GetElementPtr.html:1.7 Mon Aug 14 22:57:05 2006 +++ llvm/docs/GetElementPtr.html Mon Aug 14 23:00:29 2006 @@ -78,12 +78,13 @@ AType* Foo; ... X = &Foo->F;</pre> - <p>it is natural to think that there is only one index, the constant value - <tt>1</tt>. This results from C allowing you to treat pointers and arrays as - equivalent. LLVM doesn't. In this example, Foo is a pointer. That pointer must - be indexed. To arrive at the same address location as the C code, you would - provide the GEP instruction with two indices. The first indexes through the - pointer, the second index the element of the structure just as if it was:</p> + <p>it is natural to think that there is only one index, the selection of the + field <tt>F</tt>. However, in this example, <tt>Foo</tt> is a pointer. That + pointer must be indexed explicitly in LLVM. C, on the other hand, indexs + through it ransparently. To arrive at the same address location as the C + code, you would provide the GEP instruction with two index operands. The + first operand indexes through the pointer; the second operand indexes the + field <tt>F</tt> of the structure, just as if you wrote:</p> <pre> X = &Foo[0].F;</pre> <p>Sometimes this question gets rephrased as:</p> @@ -629,7 +630,7 @@ <a href="http://validator.w3.org/check/referer"><img src="http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01!" /></a> <a href="http://llvm.org">The LLVM Compiler Infrastructure</a><br/> - Last modified: $Date: 2006/08/15 03:57:05 $ + Last modified: $Date: 2006/08/15 04:00:29 $ </address> </body> </html> _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits