diff options
Diffstat (limited to 'llvm/test/Transforms/LoopStrengthReduce/variable_stride.ll')
| -rw-r--r-- | llvm/test/Transforms/LoopStrengthReduce/variable_stride.ll | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/llvm/test/Transforms/LoopStrengthReduce/variable_stride.ll b/llvm/test/Transforms/LoopStrengthReduce/variable_stride.ll index 1af2a12df24..90d3947101f 100644 --- a/llvm/test/Transforms/LoopStrengthReduce/variable_stride.ll +++ b/llvm/test/Transforms/LoopStrengthReduce/variable_stride.ll @@ -1,17 +1,18 @@ ; Check that variable strides are reduced to adds instead of multiplies. -; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce | llvm-dis | not grep mul +; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | not grep mul -declare bool %pred(int) +declare i1 @pred(i32) -void %test([10000 x int]* %P, int %STRIDE) { +define void @test([10000 x i32]* %P, i32 %STRIDE) { +; <label>:0 br label %Loop -Loop: - %INDVAR = phi int [0, %0], [%INDVAR2, %Loop] - %Idx = mul int %INDVAR, %STRIDE - - %cond = call bool %pred(int %Idx) - %INDVAR2 = add int %INDVAR, 1 - br bool %cond, label %Loop, label %Out -Out: +Loop: ; preds = %Loop, %0 + %INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2] + %Idx = mul i32 %INDVAR, %STRIDE ; <i32> [#uses=1] + %cond = call i1 @pred( i32 %Idx ) ; <i1> [#uses=1] + %INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1] + br i1 %cond, label %Loop, label %Out +Out: ; preds = %Loop ret void } + |
