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Teach LoopVectorize about address space sizes

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188980 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2013-08-22 02:42:55 +00:00
parent 9d3c398d61
commit 978de6b56a
2 changed files with 31 additions and 3 deletions
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3
lib/Transforms/Vectorize/LoopVectorize.cpp
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@ -2667,7 +2667,8 @@ bool LoopVectorizationLegality::canVectorize() {
static Type *convertPointerToIntegerType(DataLayout &DL, Type *Ty) {
if (Ty->isPointerTy())
return DL.getIntPtrType(Ty->getContext());
return DL.getIntPtrType(Ty);
return Ty;
}

31
test/Transforms/LoopVectorize/no_int_induction.ll
View File

@ -4,10 +4,10 @@
; return std::accumulate(A, A + n, 0);
; }
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-macosx10.8.0"
target datalayout = "e-p:64:64:64-p1:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-n8:16:32:64-S128"
;CHECK-LABEL: @sum_array(
;CHECK: phi i64
;CHECK: phi <4 x i32>
;CHECK: load <4 x i32>
;CHECK: add nsw <4 x i32>
@ -31,3 +31,30 @@ _ZSt10accumulateIPiiET0_T_S2_S1_.exit: ; preds = %.lr.ph.i, %0
%.01.lcssa.i = phi i32 [ 0, %0 ], [ %5, %.lr.ph.i ]
ret i32 %.01.lcssa.i
}
; Same, but use a pointer with a different size.
;CHECK-LABEL: @sum_array_as1(
;CHECK: phi i16
;CHECK: phi <4 x i32>
;CHECK: load <4 x i32>
;CHECK: add nsw <4 x i32>
;CHECK: ret i32
define i32 @sum_array_as1(i32 addrspace(1)* %A, i32 %n) nounwind uwtable readonly noinline ssp {
%1 = sext i32 %n to i64
%2 = getelementptr inbounds i32 addrspace(1)* %A, i64 %1
%3 = icmp eq i32 %n, 0
br i1 %3, label %_ZSt10accumulateIPiiET0_T_S2_S1_.exit, label %.lr.ph.i
.lr.ph.i: ; preds = %0, %.lr.ph.i
%.03.i = phi i32 addrspace(1)* [ %6, %.lr.ph.i ], [ %A, %0 ]
%.012.i = phi i32 [ %5, %.lr.ph.i ], [ 0, %0 ]
%4 = load i32 addrspace(1)* %.03.i, align 4
%5 = add nsw i32 %4, %.012.i
%6 = getelementptr inbounds i32 addrspace(1)* %.03.i, i64 1
%7 = icmp eq i32 addrspace(1)* %6, %2
br i1 %7, label %_ZSt10accumulateIPiiET0_T_S2_S1_.exit, label %.lr.ph.i
_ZSt10accumulateIPiiET0_T_S2_S1_.exit: ; preds = %.lr.ph.i, %0
%.01.lcssa.i = phi i32 [ 0, %0 ], [ %5, %.lr.ph.i ]
ret i32 %.01.lcssa.i
}