f4ee371e60
These flags are now always passed to all tests and need to be disabled if not needed. Disabling these flags, rather than passing them to almost all tests, significantly simplfies our RUN: lines. llvm-svn: 249422
57 lines
1.8 KiB
LLVM
57 lines
1.8 KiB
LLVM
; RUN: opt -S %loadPolly -basicaa -polly-dependences-analysis-type=value-based -polly-dce -polly-ast -analyze < %s | FileCheck %s -check-prefix=CHECK-DCE
|
|
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"
|
|
; A[0] = 1;
|
|
;
|
|
; for(i = 0; i < 100; i++ )
|
|
; A[i+1] = A[i] * 2;
|
|
;
|
|
; for (i = 0; i < 200; i++ )
|
|
; A[i] = B[i] * 2;
|
|
|
|
define void @main() nounwind uwtable {
|
|
|
|
entry:
|
|
%A = alloca [200 x i32], align 16
|
|
%B = alloca [200 x i32], align 16
|
|
|
|
%A.zero = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 0
|
|
store i32 1, i32* %A.zero, align 4
|
|
|
|
br label %for.body.1
|
|
|
|
for.body.1:
|
|
%indvar.1 = phi i64 [ 0, %entry ], [ %indvar.next.1, %for.body.1 ]
|
|
%indvar.next.1 = add i64 %indvar.1, 1
|
|
|
|
%A.current.1 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.1
|
|
%val1.1 = load i32, i32* %A.current.1, align 4
|
|
%val2.1 = mul i32 %val1.1, 2
|
|
%A.next.1 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.next.1
|
|
store i32 %val2.1, i32* %A.next.1, align 4
|
|
|
|
%exitcond.1 = icmp ne i64 %indvar.next.1, 100
|
|
br i1 %exitcond.1, label %for.body.1, label %exit.1
|
|
|
|
exit.1:
|
|
br label %for.body.2
|
|
|
|
for.body.2:
|
|
%indvar.2 = phi i64 [ 0, %exit.1 ], [ %indvar.next.2, %for.body.2 ]
|
|
|
|
%B.current.2 = getelementptr [200 x i32], [200 x i32]* %B, i64 0, i64 %indvar.2
|
|
%val1.2 = load i32, i32* %B.current.2, align 4
|
|
%val2.2 = mul i32 %val1.2, 2
|
|
%A.current.2 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.2
|
|
store i32 %val2.2, i32* %A.current.2, align 4
|
|
|
|
%indvar.next.2 = add i64 %indvar.2, 1
|
|
%exitcond.2 = icmp ne i64 %indvar.next.2, 200
|
|
br i1 %exitcond.2, label %for.body.2, label %exit.3
|
|
|
|
exit.3:
|
|
ret void
|
|
}
|
|
|
|
; CHECK-DCE: for (int c0 = 0; c0 <= 199; c0 += 1)
|
|
; CHECK-DCE: Stmt_for_body_2(c0);
|