diff options
Diffstat (limited to 'test/CodeGen/ARM/arm-negative-stride.ll')
| -rw-r--r-- | test/CodeGen/ARM/arm-negative-stride.ll | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/test/CodeGen/ARM/arm-negative-stride.ll b/test/CodeGen/ARM/arm-negative-stride.ll index 52ab8717c1..72ec8efcc4 100644 --- a/test/CodeGen/ARM/arm-negative-stride.ll +++ b/test/CodeGen/ARM/arm-negative-stride.ll @@ -1,32 +1,7 @@ ; RUN: llc < %s -march=arm | 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* %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 @@ -36,7 +11,6 @@ bb: ; preds = %bb, %entry %i_addr.09.0 = sub i32 %i, %indvar ; <i32> [#uses=1] %tmp2 = getelementptr 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 |