diff options
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/Transforms/GVN/rle.ll | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/llvm/test/Transforms/GVN/rle.ll b/llvm/test/Transforms/GVN/rle.ll index 11e207cda07..8f6e3b0e70e 100644 --- a/llvm/test/Transforms/GVN/rle.ll +++ b/llvm/test/Transforms/GVN/rle.ll @@ -1,7 +1,7 @@ ; RUN: opt < %s -basicaa -gvn -S | FileCheck %s ; 32-bit little endian target. -target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32" ;; Trivial RLE test. define i32 @test0(i32 %V, i32* %P) { @@ -593,4 +593,27 @@ if.end: } +;;===----------------------------------------------------------------------===;; +;; Load Widening +;;===----------------------------------------------------------------------===;; + +%widening1 = type { i32, i8, i8 } + +@f = global %widening1 zeroinitializer, align 4 + +define i32 @test_widening1() nounwind ssp noredzone { +entry: + %tmp = load i8* getelementptr inbounds (%widening1* @f, i64 0, i32 1), align 4 + %conv = zext i8 %tmp to i32 + %tmp1 = load i8* getelementptr inbounds (%widening1* @f, i64 0, i32 2), align 1 + %conv2 = zext i8 %tmp1 to i32 + %add = add nsw i32 %conv, %conv2 + ret i32 %add +; CHECK: @test_widening1 +; CHECK-NOT: load +; CHECK: load i16* +; CHECK-NOT: load +; CHECK-ret i32 +} + |
