diff options
Diffstat (limited to 'lib/Target/README.txt')
-rw-r--r-- | lib/Target/README.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Target/README.txt b/lib/Target/README.txt index 0105ae4562..260cb5ccab 100644 --- a/lib/Target/README.txt +++ b/lib/Target/README.txt @@ -2346,3 +2346,13 @@ Note that bb1 and bb2 are the same. This doesn't happen at the IR level because one call is passing an i32 and the other is passing an i64. //===---------------------------------------------------------------------===// + +I see this sort of pattern in 176.gcc in a few places (e.g. the start of +store_bit_field). The rem should be replaced with a multiply and subtract: + + %3 = sdiv i32 %A, %B + %4 = srem i32 %A, %B + +Similarly for udiv/urem. + +//===---------------------------------------------------------------------===// |