summaryrefslogtreecommitdiffstats
path: root/llvm/test/Transforms/ScalarRepl/copy-aggregate.ll
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/test/Transforms/ScalarRepl/copy-aggregate.ll')
-rw-r--r--llvm/test/Transforms/ScalarRepl/copy-aggregate.ll107
1 files changed, 0 insertions, 107 deletions
diff --git a/llvm/test/Transforms/ScalarRepl/copy-aggregate.ll b/llvm/test/Transforms/ScalarRepl/copy-aggregate.ll
deleted file mode 100644
index 97977dbf11f..00000000000
--- a/llvm/test/Transforms/ScalarRepl/copy-aggregate.ll
+++ /dev/null
@@ -1,107 +0,0 @@
-; RUN: opt < %s -scalarrepl -S | FileCheck %s
-; PR3290
-target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
-
-;; Store of integer to whole alloca struct.
-define i32 @test1(i64 %V) nounwind {
-; CHECK: test1
-; CHECK-NOT: alloca
- %X = alloca {{i32, i32}}
- %Y = bitcast {{i32,i32}}* %X to i64*
- store i64 %V, i64* %Y
-
- %A = getelementptr {{i32,i32}}, {{i32,i32}}* %X, i32 0, i32 0, i32 0
- %B = getelementptr {{i32,i32}}, {{i32,i32}}* %X, i32 0, i32 0, i32 1
- %a = load i32, i32* %A
- %b = load i32, i32* %B
- %c = add i32 %a, %b
- ret i32 %c
-}
-
-;; Store of integer to whole struct/array alloca.
-define float @test2(i128 %V) nounwind {
-; CHECK: test2
-; CHECK-NOT: alloca
- %X = alloca {[4 x float]}
- %Y = bitcast {[4 x float]}* %X to i128*
- store i128 %V, i128* %Y
-
- %A = getelementptr {[4 x float]}, {[4 x float]}* %X, i32 0, i32 0, i32 0
- %B = getelementptr {[4 x float]}, {[4 x float]}* %X, i32 0, i32 0, i32 3
- %a = load float, float* %A
- %b = load float, float* %B
- %c = fadd float %a, %b
- ret float %c
-}
-
-;; Load of whole alloca struct as integer
-define i64 @test3(i32 %a, i32 %b) nounwind {
-; CHECK: test3
-; CHECK-NOT: alloca
- %X = alloca {{i32, i32}}
-
- %A = getelementptr {{i32,i32}}, {{i32,i32}}* %X, i32 0, i32 0, i32 0
- %B = getelementptr {{i32,i32}}, {{i32,i32}}* %X, i32 0, i32 0, i32 1
- store i32 %a, i32* %A
- store i32 %b, i32* %B
-
- %Y = bitcast {{i32,i32}}* %X to i64*
- %Z = load i64, i64* %Y
- ret i64 %Z
-}
-
-;; load of integer from whole struct/array alloca.
-define i128 @test4(float %a, float %b) nounwind {
-; CHECK: test4
-; CHECK-NOT: alloca
- %X = alloca {[4 x float]}
- %A = getelementptr {[4 x float]}, {[4 x float]}* %X, i32 0, i32 0, i32 0
- %B = getelementptr {[4 x float]}, {[4 x float]}* %X, i32 0, i32 0, i32 3
- store float %a, float* %A
- store float %b, float* %B
-
- %Y = bitcast {[4 x float]}* %X to i128*
- %V = load i128, i128* %Y
- ret i128 %V
-}
-
-;; If the elements of a struct or array alloca contain padding, SROA can still
-;; split up the alloca as long as there is no padding between the elements.
-%padded = type { i16, i8 }
-define void @test5([4 x %padded]* %p, [4 x %padded]* %q) {
-entry:
-; CHECK: test5
-; CHECK-NOT: i128
- %var = alloca [4 x %padded], align 4
- %vari8 = bitcast [4 x %padded]* %var to i8*
- %pi8 = bitcast [4 x %padded]* %p to i8*
- call void @llvm.memcpy.p0i8.p0i8.i32(i8* %vari8, i8* %pi8, i32 16, i32 4, i1 false)
- %qi8 = bitcast [4 x %padded]* %q to i8*
- call void @llvm.memcpy.p0i8.p0i8.i32(i8* %qi8, i8* %vari8, i32 16, i32 4, i1 false)
- ret void
-}
-
-;; Check that an array alloca can be split up when it is also accessed with
-;; a load or store as a homogeneous structure with the same element type and
-;; number of elements as the array.
-%homogeneous = type { <8 x i16>, <8 x i16>, <8 x i16> }
-%wrapped_array = type { [3 x <8 x i16>] }
-define void @test6(i8* %p, %wrapped_array* %arr) {
-entry:
-; CHECK: test6
-; CHECK: store <8 x i16>
-; CHECK: store <8 x i16>
-; CHECK: store <8 x i16>
- %var = alloca %wrapped_array, align 16
- %res = call %homogeneous @test6callee(i8* %p)
- %varcast = bitcast %wrapped_array* %var to %homogeneous*
- store %homogeneous %res, %homogeneous* %varcast
- %tmp1 = bitcast %wrapped_array* %arr to i8*
- %tmp2 = bitcast %wrapped_array* %var to i8*
- call void @llvm.memcpy.p0i8.p0i8.i32(i8* %tmp1, i8* %tmp2, i32 48, i32 16, i1 false)
- ret void
-}
-
-declare %homogeneous @test6callee(i8* nocapture) nounwind
-
-declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
OpenPOWER on IntegriCloud