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Added expected decomposed sequence in comments, plus a couple of new cases.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3231 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Vikram S. Adve 2002-08-03 13:16:47 +00:00
parent 69ab7a8ac6
commit 6ae7d3c9ec
1 changed files with 36 additions and 4 deletions
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40
test/Transforms/DecomposeMultiDimRefs/multidim.ll
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@ -1,3 +1,5 @@
; RUN: as < %s | opt -f -lowerrefs -o Output/%s.bc
;
%Flat_struct = type { sbyte, float }
%Flat_t = type { sbyte, float }
%Mixed_struct = type { int, [10 x double], [10 x [10 x double]], [10 x { sbyte, float }] }
@ -14,6 +16,17 @@ implementation
int "test"([20 x [10 x [5 x int]]] * %A)
begin
%i = load [20 x [10 x [5 x int]]] * %A, uint 1, uint 2, uint 3, uint 4
;; same as above but via a GEP
%iptr = getelementptr [20 x [10 x [5 x int]]] * %A, uint 1, uint 2, uint 3, uint 4
%ii= load int* %iptr
;; EXPECTED RESULT: decomposed indices for above LOAD or GEP
;; %ptr1 = getelementptr [20 x [10 x [5 x int]]] * %A, uint 1
;; %ptr2 = getelementptr [20 x [10 x [5 x int]]] * %ptr1, uint 0, uint 2
;; %ptr3 = getelementptr [10 x [5 x int]] * %ptr2, uint 0, uint 3
;; %iii = load [5 x int] * %ptr3, uint 0, uint 4
ret int %i
end
@ -22,9 +35,22 @@ begin
bb0: ;[#uses=2]
%reg112 = add int %base, 1 ; <int> [#uses=1]
%reg164-idxcast = cast int %reg112 to uint ; <uint> [#uses=1]
;; Store to a structure field
store sbyte 81, %Mixed_struct * %M, uint 0, ubyte 3, uint %reg164-idxcast, ubyte 0
;; EXPECTED RESULT: decomposed indices for above STORE
;; %ptr1 = getelementptr %Mixed_struct * %M, uint 0, ubyte 3
;; %ptr2 = getelementptr [10 x { sbyte, float }]* %ptr1, uint 0, uint %reg164-idxcast
;; store sbyte 81, {sbyte,float}* %ptr2, uint 0, ubyte 0
;; Store to an array field within a structure
store double 2.17, %Mixed_struct * %M, uint 0, ubyte 1, uint %reg164-idxcast
;; EXPECTED RESULT: decomposed indices for above STORE
;; %ptr1 = getelementptr %Mixed_struct * %M, uint 0, ubyte 1
;; store double 2.17, [10 x double]* %ptr1, uint 0, uint %reg164-idxcast
ret void
end
@ -39,15 +65,21 @@ bb0: ;[#uses=1]
%trace = call int (sbyte *, ...) * %printf( sbyte * %trstrP )
%eltVal = call int %ArrayRef([100 x int]* %ArraySlice, uint 8, uint 12)
;; ret int %eltVal
ret int %eltVal
ret int 0
;; ret int 0
end
int "ArrayRef"([100 x int] * %Array, uint %I, uint %J)
begin
bb0: ;[#uses=3]
%reg120 = getelementptr [100 x int] * %Array, uint %I ; <[100 x int] *> [#uses=1]
%reg121 = load [100 x int] * %reg120, uint 0, uint %J ; <int> [#uses=1]
%reg121 = load [100 x int]* %Array, uint %I, uint %J ; <int> [#uses=1]
ret int %reg121;
end
sbyte "PtrRef"(sbyte** %argv, uint %I, uint %J)
begin
bb0: ;[#uses=3]
%reg222 = load sbyte** %argv, uint %I, uint %J ; <sbyte> [#uses=1]
ret sbyte %reg222;
end