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Diffstat (limited to 'test/CodeGen/ARM/lsr-unfolded-offset.ll')
| -rw-r--r-- | test/CodeGen/ARM/lsr-unfolded-offset.ll | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/test/CodeGen/ARM/lsr-unfolded-offset.ll b/test/CodeGen/ARM/lsr-unfolded-offset.ll deleted file mode 100644 index c4fe8dc64876..000000000000 --- a/test/CodeGen/ARM/lsr-unfolded-offset.ll +++ /dev/null @@ -1,75 +0,0 @@ -; RUN: llc -regalloc=greedy -arm-atomic-cfg-tidy=0 < %s | FileCheck %s - -; LSR shouldn't introduce more induction variables than needed, increasing -; register pressure and therefore spilling. There is more room for improvement -; here. - -; CHECK: sub sp, #{{40|36|32|28|24}} - -; CHECK: %for.inc -; CHECK-NOT: ldr -; CHECK: add - -target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32" -target triple = "thumbv7-apple-ios" - -%struct.partition_entry = type { i32, i32, i64, i64 } - -define i32 @partition_overlap_check(%struct.partition_entry* nocapture %part, i32 %num_entries) nounwind readonly optsize ssp "no-frame-pointer-elim"="true" { -entry: - %cmp79 = icmp sgt i32 %num_entries, 0 - br i1 %cmp79, label %outer.loop, label %for.end72 - -outer.loop: ; preds = %for.inc69, %entry - %overlap.081 = phi i32 [ %overlap.4, %for.inc69 ], [ 0, %entry ] - %0 = phi i32 [ %inc71, %for.inc69 ], [ 0, %entry ] - %offset = getelementptr %struct.partition_entry, %struct.partition_entry* %part, i32 %0, i32 2 - %len = getelementptr %struct.partition_entry, %struct.partition_entry* %part, i32 %0, i32 3 - %tmp5 = load i64, i64* %offset, align 4 - %tmp15 = load i64, i64* %len, align 4 - %add = add nsw i64 %tmp15, %tmp5 - br label %inner.loop - -inner.loop: ; preds = %for.inc, %outer.loop - %overlap.178 = phi i32 [ %overlap.081, %outer.loop ], [ %overlap.4, %for.inc ] - %1 = phi i32 [ 0, %outer.loop ], [ %inc, %for.inc ] - %cmp23 = icmp eq i32 %0, %1 - br i1 %cmp23, label %for.inc, label %if.end - -if.end: ; preds = %inner.loop - %len39 = getelementptr %struct.partition_entry, %struct.partition_entry* %part, i32 %1, i32 3 - %offset28 = getelementptr %struct.partition_entry, %struct.partition_entry* %part, i32 %1, i32 2 - %tmp29 = load i64, i64* %offset28, align 4 - %tmp40 = load i64, i64* %len39, align 4 - %add41 = add nsw i64 %tmp40, %tmp29 - %cmp44 = icmp sge i64 %tmp29, %tmp5 - %cmp47 = icmp slt i64 %tmp29, %add - %or.cond = and i1 %cmp44, %cmp47 - %overlap.2 = select i1 %or.cond, i32 1, i32 %overlap.178 - %cmp52 = icmp sle i64 %add41, %add - %cmp56 = icmp sgt i64 %add41, %tmp5 - %or.cond74 = and i1 %cmp52, %cmp56 - %overlap.3 = select i1 %or.cond74, i32 1, i32 %overlap.2 - %cmp61 = icmp sgt i64 %tmp29, %tmp5 - %cmp65 = icmp slt i64 %add41, %add - %or.cond75 = or i1 %cmp61, %cmp65 - br i1 %or.cond75, label %for.inc, label %if.then66 - -if.then66: ; preds = %if.end - br label %for.inc - -for.inc: ; preds = %if.end, %if.then66, %inner.loop - %overlap.4 = phi i32 [ %overlap.178, %inner.loop ], [ 1, %if.then66 ], [ %overlap.3, %if.end ] - %inc = add nsw i32 %1, 1 - %exitcond = icmp eq i32 %inc, %num_entries - br i1 %exitcond, label %for.inc69, label %inner.loop - -for.inc69: ; preds = %for.inc - %inc71 = add nsw i32 %0, 1 - %exitcond83 = icmp eq i32 %inc71, %num_entries - br i1 %exitcond83, label %for.end72, label %outer.loop - -for.end72: ; preds = %for.inc69, %entry - %overlap.0.lcssa = phi i32 [ 0, %entry ], [ %overlap.4, %for.inc69 ] - ret i32 %overlap.0.lcssa -} |
