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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-10-21 18:41:10 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-10-21 18:41:10 +0000 |
| commit | 4784bb6f447f8078732a45ee23ccab0f93742054 (patch) | |
| tree | c1433017eca4c80ea3d0b43e8752f74fc7616345 /test/Analysis/ScalarEvolution | |
| parent | 325ee6e115e97a2e0c2a37d69d25269dabbe77df (diff) | |
| download | external_llvm-4784bb6f447f8078732a45ee23ccab0f93742054.zip external_llvm-4784bb6f447f8078732a45ee23ccab0f93742054.tar.gz external_llvm-4784bb6f447f8078732a45ee23ccab0f93742054.tar.bz2 | |
Fix creating bitcasts between address spaces in SCEV.
The test before wasn't successfully testing this
since it was missing the datalayout piece to change
the size of the second address space.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193102 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/ScalarEvolution')
| -rw-r--r-- | test/Analysis/ScalarEvolution/trip-count11.ll | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/test/Analysis/ScalarEvolution/trip-count11.ll b/test/Analysis/ScalarEvolution/trip-count11.ll index 7191503..e14af08 100644 --- a/test/Analysis/ScalarEvolution/trip-count11.ll +++ b/test/Analysis/ScalarEvolution/trip-count11.ll @@ -1,9 +1,11 @@ ; RUN: opt < %s -analyze -scalar-evolution | 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 datalayout = "e-p:64:64:64-p1:16:16:16-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-unknown-linux-gnu" @foo.a = internal constant [8 x i32] [i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7], align 16 +@foo.a_as1 = internal addrspace(1) constant [8 x i32] [i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7], align 16 + define i32 @foo() nounwind uwtable noinline { entry: @@ -27,3 +29,27 @@ for.inc: ; preds = %for.cond for.end: ; preds = %for.cond ret i32 %sum.0 } + +define i32 @foo_as1() nounwind uwtable noinline { +entry: + br label %for.cond + +for.cond: ; preds = %for.inc, %entry + %sum.0 = phi i32 [ 0, %entry ], [ %add, %for.inc ] +; CHECK: --> %sum.0 Exits: 28 + %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] + %cmp = icmp ult i32 %i.0, 8 + br i1 %cmp, label %for.inc, label %for.end + +for.inc: ; preds = %for.cond + %idxprom = sext i32 %i.0 to i64 + %arrayidx = getelementptr inbounds [8 x i32] addrspace(1)* @foo.a_as1, i64 0, i64 %idxprom + %0 = load i32 addrspace(1)* %arrayidx, align 4 + %add = add nsw i32 %sum.0, %0 + %inc = add nsw i32 %i.0, 1 + br label %for.cond + +for.end: ; preds = %for.cond + ret i32 %sum.0 +} + |