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| author | Chris Lattner <sabre@nondot.org> | 2012-01-27 01:44:03 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2012-01-27 01:44:03 +0000 |
| commit | f983da030e8295ae0f9a74d1185f999485f792b3 (patch) | |
| tree | c033072ddf8ee19c88d4a40ab993493c9a1f6436 /test/Transforms/ConstProp | |
| parent | cb5dca38157a48c734660746e7f7340d5db7c2db (diff) | |
| download | llvm-f983da030e8295ae0f9a74d1185f999485f792b3.tar.gz llvm-f983da030e8295ae0f9a74d1185f999485f792b3.tar.bz2 llvm-f983da030e8295ae0f9a74d1185f999485f792b3.tar.xz | |
enhance constant folding to be able to constant fold bitcast of
ConstantVector's to integer type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149110 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/ConstProp')
| -rw-r--r-- | test/Transforms/ConstProp/basictest.ll | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/test/Transforms/ConstProp/basictest.ll b/test/Transforms/ConstProp/basictest.ll index d0d0a5bb33..09e6e7db43 100644 --- a/test/Transforms/ConstProp/basictest.ll +++ b/test/Transforms/ConstProp/basictest.ll @@ -1,5 +1,8 @@ ; RUN: opt < %s -constprop -die -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-macosx10.7.2" + ; This is a basic sanity check for constant propagation. The add instruction ; should be eliminated. define i32 @test1(i1 %B) { @@ -40,3 +43,11 @@ define i1 @TNAN() { %C = or i1 %A, %B ret i1 %C } + +define i128 @vector_to_int_cast() { + %A = bitcast <4 x i32> <i32 1073741824, i32 1073741824, i32 1073741824, i32 1073741824> to i128 + ret i128 %A +; CHECK: @vector_to_int_cast +; CHECK: ret i128 85070591750041656499021422275829170176 +} +
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