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author | Nadav Rotem <nrotem@apple.com> | 2012-09-30 07:17:56 +0000 |
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committer | Nadav Rotem <nrotem@apple.com> | 2012-09-30 07:17:56 +0000 |
commit | 73fab91f2cd5fa3dbe4593506ac4a31aa3faf897 (patch) | |
tree | 91e463fd0509b2545b7bde7aac893736e625a5e6 /test/CodeGen/X86/MergeConsecutiveStores.ll | |
parent | e5f163a3b98a531c3ff35da0e97e7364c0e04b95 (diff) |
Revert r164910 because it causes failures to several phase2 builds.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164911 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/MergeConsecutiveStores.ll')
-rw-r--r-- | test/CodeGen/X86/MergeConsecutiveStores.ll | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/test/CodeGen/X86/MergeConsecutiveStores.ll b/test/CodeGen/X86/MergeConsecutiveStores.ll deleted file mode 100644 index 435f38c8ad..0000000000 --- a/test/CodeGen/X86/MergeConsecutiveStores.ll +++ /dev/null @@ -1,150 +0,0 @@ -; RUN: llc -march=x86-64 -mcpu=corei7 < %s | FileCheck %s - -target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" -target triple = "x86_64-apple-macosx10.8.0" - -%struct.A = type { i8, i8, i8, i8, i8, i8, i8, i8 } - -@a = common global [10000 x %struct.A] zeroinitializer, align 8 - -; Move all of the constants using a single vector store. -; CHECK: merge_const_store -; CHECK: movq %xmm0 -; CHECK: ret -define void @merge_const_store(i32 %count, %struct.A* nocapture %p) nounwind uwtable noinline ssp { - %1 = icmp sgt i32 %count, 0 - br i1 %1, label %.lr.ph, label %._crit_edge -.lr.ph: - %i.02 = phi i32 [ %10, %.lr.ph ], [ 0, %0 ] - %.01 = phi %struct.A* [ %11, %.lr.ph ], [ %p, %0 ] - %2 = getelementptr inbounds %struct.A* %.01, i64 0, i32 0 - store i8 1, i8* %2, align 1 - %3 = getelementptr inbounds %struct.A* %.01, i64 0, i32 1 - store i8 2, i8* %3, align 1 - %4 = getelementptr inbounds %struct.A* %.01, i64 0, i32 2 - store i8 3, i8* %4, align 1 - %5 = getelementptr inbounds %struct.A* %.01, i64 0, i32 3 - store i8 4, i8* %5, align 1 - %6 = getelementptr inbounds %struct.A* %.01, i64 0, i32 4 - store i8 5, i8* %6, align 1 - %7 = getelementptr inbounds %struct.A* %.01, i64 0, i32 5 - store i8 6, i8* %7, align 1 - %8 = getelementptr inbounds %struct.A* %.01, i64 0, i32 6 - store i8 7, i8* %8, align 1 - %9 = getelementptr inbounds %struct.A* %.01, i64 0, i32 7 - store i8 8, i8* %9, align 1 - %10 = add nsw i32 %i.02, 1 - %11 = getelementptr inbounds %struct.A* %.01, i64 1 - %exitcond = icmp eq i32 %10, %count - br i1 %exitcond, label %._crit_edge, label %.lr.ph -._crit_edge: - ret void -} - -; Move the first 4 constants as a single vector. Move the rest as scalars. -; CHECK: merge_nonconst_store -; CHECK: movd %xmm0 -; CHECK: movb -; CHECK: movb -; CHECK: movb -; CHECK: movb -; CHECK: ret -define void @merge_nonconst_store(i32 %count, i8 %zz, %struct.A* nocapture %p) nounwind uwtable noinline ssp { - %1 = icmp sgt i32 %count, 0 - br i1 %1, label %.lr.ph, label %._crit_edge -.lr.ph: - %i.02 = phi i32 [ %10, %.lr.ph ], [ 0, %0 ] - %.01 = phi %struct.A* [ %11, %.lr.ph ], [ %p, %0 ] - %2 = getelementptr inbounds %struct.A* %.01, i64 0, i32 0 - store i8 1, i8* %2, align 1 - %3 = getelementptr inbounds %struct.A* %.01, i64 0, i32 1 - store i8 2, i8* %3, align 1 - %4 = getelementptr inbounds %struct.A* %.01, i64 0, i32 2 - store i8 3, i8* %4, align 1 - %5 = getelementptr inbounds %struct.A* %.01, i64 0, i32 3 - store i8 4, i8* %5, align 1 - %6 = getelementptr inbounds %struct.A* %.01, i64 0, i32 4 - store i8 %zz, i8* %6, align 1 ; <----------- Not a const; - %7 = getelementptr inbounds %struct.A* %.01, i64 0, i32 5 - store i8 6, i8* %7, align 1 - %8 = getelementptr inbounds %struct.A* %.01, i64 0, i32 6 - store i8 7, i8* %8, align 1 - %9 = getelementptr inbounds %struct.A* %.01, i64 0, i32 7 - store i8 8, i8* %9, align 1 - %10 = add nsw i32 %i.02, 1 - %11 = getelementptr inbounds %struct.A* %.01, i64 1 - %exitcond = icmp eq i32 %10, %count - br i1 %exitcond, label %._crit_edge, label %.lr.ph -._crit_edge: - ret void -} - - -;CHECK: merge_loads -; load: -;CHECK: movw -; store: -;CHECK: movw -;CHECK: ret -define void @merge_loads(i32 %count, %struct.A* noalias nocapture %q, %struct.A* noalias nocapture %p) nounwind uwtable noinline ssp { - %1 = icmp sgt i32 %count, 0 - br i1 %1, label %.lr.ph, label %._crit_edge - -.lr.ph: ; preds = %0 - %2 = getelementptr inbounds %struct.A* %q, i64 0, i32 0 - %3 = getelementptr inbounds %struct.A* %q, i64 0, i32 1 - br label %4 - -; <label>:4 ; preds = %4, %.lr.ph - %i.02 = phi i32 [ 0, %.lr.ph ], [ %9, %4 ] - %.01 = phi %struct.A* [ %p, %.lr.ph ], [ %10, %4 ] - %5 = load i8* %2, align 1 - %6 = load i8* %3, align 1 - %7 = getelementptr inbounds %struct.A* %.01, i64 0, i32 0 - store i8 %5, i8* %7, align 1 - %8 = getelementptr inbounds %struct.A* %.01, i64 0, i32 1 - store i8 %6, i8* %8, align 1 - %9 = add nsw i32 %i.02, 1 - %10 = getelementptr inbounds %struct.A* %.01, i64 1 - %exitcond = icmp eq i32 %9, %count - br i1 %exitcond, label %._crit_edge, label %4 - -._crit_edge: ; preds = %4, %0 - ret void -} - -; The loads and the stores are interleved. Can't merge them. -;CHECK: no_merge_loads -;CHECK: movb -;CHECK: movb -;CHECK: movb -;CHECK: movb -;CHECK: ret -define void @no_merge_loads(i32 %count, %struct.A* noalias nocapture %q, %struct.A* noalias nocapture %p) nounwind uwtable noinline ssp { - %1 = icmp sgt i32 %count, 0 - br i1 %1, label %.lr.ph, label %._crit_edge - -.lr.ph: ; preds = %0 - %2 = getelementptr inbounds %struct.A* %q, i64 0, i32 0 - %3 = getelementptr inbounds %struct.A* %q, i64 0, i32 1 - br label %a4 - -a4: ; preds = %4, %.lr.ph - %i.02 = phi i32 [ 0, %.lr.ph ], [ %a9, %a4 ] - %.01 = phi %struct.A* [ %p, %.lr.ph ], [ %a10, %a4 ] - %a5 = load i8* %2, align 1 - %a7 = getelementptr inbounds %struct.A* %.01, i64 0, i32 0 - store i8 %a5, i8* %a7, align 1 - %a8 = getelementptr inbounds %struct.A* %.01, i64 0, i32 1 - %a6 = load i8* %3, align 1 - store i8 %a6, i8* %a8, align 1 - %a9 = add nsw i32 %i.02, 1 - %a10 = getelementptr inbounds %struct.A* %.01, i64 1 - %exitcond = icmp eq i32 %a9, %count - br i1 %exitcond, label %._crit_edge, label %a4 - -._crit_edge: ; preds = %4, %0 - ret void -} - - |