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https://github.com/c64scene-ar/llvm-6502.git
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f2f6ce65b7
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.8 KiB
LLVM
51 lines
1.8 KiB
LLVM
; This testcase comes from this C fragment:
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;
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; void test(unsigned Num, int *Array) {
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; unsigned i, j, k;
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;
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; for (i = 0; i != Num; ++i)
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; for (j = 0; j != Num; ++j)
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; for (k = 0; k != Num; ++k)
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; printf("%d\n", i+k+j); /* Reassociate to (i+j)+k */
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;}
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;
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; In this case, we want to reassociate the specified expr so that i+j can be
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; hoisted out of the inner most loop.
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;
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; RUN: opt < %s -reassociate -S | grep 115 | not grep 117
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; END.
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@.LC0 = internal global [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
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declare i32 @printf(i8*, ...)
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define void @test(i32 %Num, i32* %Array) {
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bb0:
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%cond221 = icmp eq i32 0, %Num ; <i1> [#uses=3]
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br i1 %cond221, label %bb7, label %bb2
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bb2: ; preds = %bb6, %bb0
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%reg115 = phi i32 [ %reg120, %bb6 ], [ 0, %bb0 ] ; <i32> [#uses=2]
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br i1 %cond221, label %bb6, label %bb3
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bb3: ; preds = %bb5, %bb2
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%reg116 = phi i32 [ %reg119, %bb5 ], [ 0, %bb2 ] ; <i32> [#uses=2]
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br i1 %cond221, label %bb5, label %bb4
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bb4: ; preds = %bb4, %bb3
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%reg117 = phi i32 [ %reg118, %bb4 ], [ 0, %bb3 ] ; <i32> [#uses=2]
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%reg113 = add i32 %reg115, %reg117 ; <i32> [#uses=1]
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%reg114 = add i32 %reg113, %reg116 ; <i32> [#uses=1]
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%cast227 = getelementptr [4 x i8]* @.LC0, i64 0, i64 0 ; <i8*> [#uses=1]
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call i32 (i8*, ...)* @printf( i8* %cast227, i32 %reg114 ) ; <i32>:0 [#uses=0]
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%reg118 = add i32 %reg117, 1 ; <i32> [#uses=2]
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%cond224 = icmp ne i32 %reg118, %Num ; <i1> [#uses=1]
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br i1 %cond224, label %bb4, label %bb5
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bb5: ; preds = %bb4, %bb3
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%reg119 = add i32 %reg116, 1 ; <i32> [#uses=2]
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%cond225 = icmp ne i32 %reg119, %Num ; <i1> [#uses=1]
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br i1 %cond225, label %bb3, label %bb6
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bb6: ; preds = %bb5, %bb2
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%reg120 = add i32 %reg115, 1 ; <i32> [#uses=2]
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%cond226 = icmp ne i32 %reg120, %Num ; <i1> [#uses=1]
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br i1 %cond226, label %bb2, label %bb7
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bb7: ; preds = %bb6, %bb0
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ret void
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}
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