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Diffstat (limited to 'llvm/test/Transforms/ScalarRepl/copy-aggregate.ll')
-rw-r--r-- | llvm/test/Transforms/ScalarRepl/copy-aggregate.ll | 107 |
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 |