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llvm-svn: 32452
2006-12-11 23:56:10 +00:00 · 2006-12-11 23:56:10 +00:00 · eb3e8d75df
parent f4646a7e54
commit eb3e8d75df
1 changed files with 13 additions and 0 deletions
--- a/llvm/lib/Target/ARM/README.txt
+++ b/llvm/lib/Target/ARM/README.txt
@ -27,6 +27,19 @@ compiles to
 mov r1, r1, lsl r2
 add r0, r1, r0

+---------------------------------------------------------
+%tmp1 = shl int %b, ubyte 4
+%tmp2 = add int %a, %tmp1
+
+compiles to
+
+mov r2, #4
+add r0, r0, r1, lsl r2
+
+should be
+
+add r0, r0, r1, lsl #4
+
 ----------------------------------------------------------

 add an offset to FLDS/FLDD/FSTD/FSTS addressing mode