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Diffstat (limited to 'test/CodeGen/ARM/arm-negative-stride.ll')
| -rw-r--r-- | test/CodeGen/ARM/arm-negative-stride.ll | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/test/CodeGen/ARM/arm-negative-stride.ll b/test/CodeGen/ARM/arm-negative-stride.ll deleted file mode 100644 index 2ea15cf429e1..000000000000 --- a/test/CodeGen/ARM/arm-negative-stride.ll +++ /dev/null @@ -1,47 +0,0 @@ -; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s - -; This loop is rewritten with an indvar which counts down, which -; frees up a register from holding the trip count. - -define void @test(i32* %P, i32 %A, i32 %i) nounwind { -entry: -; CHECK: str r1, [{{r.*}}, {{r.*}}, lsl #2] - icmp eq i32 %i, 0 ; <i1>:0 [#uses=1] - br i1 %0, label %return, label %bb - -bb: ; preds = %bb, %entry - %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2] - %i_addr.09.0 = sub i32 %i, %indvar ; <i32> [#uses=1] - %tmp2 = getelementptr i32, i32* %P, i32 %i_addr.09.0 ; <i32*> [#uses=1] - store i32 %A, i32* %tmp2 - %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2] - icmp eq i32 %indvar.next, %i ; <i1>:1 [#uses=1] - br i1 %1, label %return, label %bb - -return: ; preds = %bb, %entry - ret void -} - -; This loop has a non-address use of the count-up indvar, so -; it'll remain. Now the original store uses a negative-stride address. - -define void @test_with_forced_iv(i32* %P, i32 %A, i32 %i) nounwind { -entry: -; CHECK: str r1, [{{r.*}}, -{{r.*}}, lsl #2] - icmp eq i32 %i, 0 ; <i1>:0 [#uses=1] - br i1 %0, label %return, label %bb - -bb: ; preds = %bb, %entry - %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2] - %i_addr.09.0 = sub i32 %i, %indvar ; <i32> [#uses=1] - %tmp2 = getelementptr i32, i32* %P, i32 %i_addr.09.0 ; <i32*> [#uses=1] - store i32 %A, i32* %tmp2 - store i32 %indvar, i32* null - %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2] - icmp eq i32 %indvar.next, %i ; <i1>:1 [#uses=1] - br i1 %1, label %return, label %bb - -return: ; preds = %bb, %entry - ret void -} - |