llvm-6502/test/Transforms/ScalarRepl/2011-06-08-VectorExtractValue.ll
Cameron Zwarich 96cc1d0dfb Fix PR10104 by adding a bounds check on a vector element access check. It was
assuming that all offsets are legal vector accesses, and thus trying to access
the float member of { <2 x float>, float } as the 3rd element of the first
member.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132766 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-09 01:45:33 +00:00

63 lines
2.2 KiB
LLVM

; RUN: opt < %s -S -scalarrepl | FileCheck %s
; RUN: opt < %s -S -scalarrepl-ssa | 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"
target triple = "x86_64-apple-macosx10.7.0"
%0 = type { <2 x float>, float }
%struct.PointC3 = type { %struct.array }
%struct.Point_3 = type { %struct.PointC3 }
%struct.array = type { [3 x float], [4 x i8] }
; CHECK: main
; CHECK-NOT: alloca
; CHECK: extractelement <2 x float> zeroinitializer
define void @main() uwtable ssp {
entry:
%ref.tmp2 = alloca %0, align 16
%tmpcast = bitcast %0* %ref.tmp2 to %struct.Point_3*
%0 = getelementptr %0* %ref.tmp2, i64 0, i32 0
store <2 x float> zeroinitializer, <2 x float>* %0, align 16
%1 = getelementptr inbounds %struct.Point_3* %tmpcast, i64 0, i32 0
%base.i.i.i = getelementptr inbounds %struct.PointC3* %1, i64 0, i32 0
%arrayidx.i.i.i.i = getelementptr inbounds %struct.array* %base.i.i.i, i64 0, i32 0, i64 0
%tmp5.i.i = load float* %arrayidx.i.i.i.i, align 4
ret void
}
; CHECK: test1
; CHECK-NOT: alloca
; CHECK: extractelement <2 x float> zeroinitializer
define void @test1() uwtable ssp {
entry:
%ref.tmp2 = alloca {<2 x float>, float}, align 16
%tmpcast = bitcast {<2 x float>, float}* %ref.tmp2 to float*
%0 = getelementptr {<2 x float>, float}* %ref.tmp2, i64 0, i32 0
store <2 x float> zeroinitializer, <2 x float>* %0, align 16
%tmp5.i.i = load float* %tmpcast, align 4
ret void
}
; CHECK: test2
; CHECK-NOT: alloca
; CHECK: and i128
; CHECK: or i128
; CHECK: trunc i128
; CHECK-NOT: insertelement
; CHECK-NOT: extractelement
define float @test2() uwtable ssp {
entry:
%ref.tmp2 = alloca {<2 x float>, float}, align 16
%tmpcast = bitcast {<2 x float>, float}* %ref.tmp2 to float*
%tmpcast2 = getelementptr {<2 x float>, float}* %ref.tmp2, i64 0, i32 1
%0 = getelementptr {<2 x float>, float}* %ref.tmp2, i64 0, i32 0
store <2 x float> zeroinitializer, <2 x float>* %0, align 16
store float 1.0, float* %tmpcast2, align 4
%r1 = load float* %tmpcast, align 4
%r2 = load float* %tmpcast2, align 4
%r = fadd float %r1, %r2
ret float %r
}