diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/test/Transforms/LoopUnroll/full-unroll-heuristics-cast.ll | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/llvm/test/Transforms/LoopUnroll/full-unroll-heuristics-cast.ll b/llvm/test/Transforms/LoopUnroll/full-unroll-heuristics-cast.ll index 1d4eaefc1f5..cd8cfd75424 100644 --- a/llvm/test/Transforms/LoopUnroll/full-unroll-heuristics-cast.ll +++ b/llvm/test/Transforms/LoopUnroll/full-unroll-heuristics-cast.ll @@ -3,8 +3,8 @@ target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" @known_constant = internal unnamed_addr constant [10 x i32] [i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1], align 16 -; We should be able to propagate constant data thru different types of casts. -; For example, in this test we have a load, which becomes constant after +; We should be able to propagate constant data through different types of +; casts. For example, in this test we have a load, which becomes constant after ; unrolling, which then is truncated to i8. Obviously, truncated value is also a ; constant, which can be used in the further simplifications. ; @@ -14,7 +14,8 @@ target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" ; optimize ~60% of all instructions in this case. ; ; CHECK-LABEL: @const_load_trunc -; CHECK-NOT: br i1 %exitcond86.i, label %loop.end, label %loop +; CHECK-NOT: br i1 +; CHECK: ret i8 % define i8 @const_load_trunc(i32* noalias nocapture readonly %src) { entry: br label %loop @@ -41,7 +42,8 @@ loop.end: ; preds = %loop ; The same test as before, but with ZEXT instead of TRUNC. ; CHECK-LABEL: @const_load_zext -; CHECK-NOT: br i1 %exitcond86.i, label %loop.end, label %loop +; CHECK-NOT: br i1 +; CHECK: ret i64 % define i64 @const_load_zext(i32* noalias nocapture readonly %src) { entry: br label %loop @@ -68,7 +70,8 @@ loop.end: ; preds = %loop ; The same test as the first one, but with SEXT instead of TRUNC. ; CHECK-LABEL: @const_load_sext -; CHECK-NOT: br i1 %exitcond86.i, label %loop.end, label %loop +; CHECK-NOT: br i1 +; CHECK: ret i64 % define i64 @const_load_sext(i32* noalias nocapture readonly %src) { entry: br label %loop |
