Files
clang-p2996/polly/test/Isl/CodeGen/20100720-MultipleConditions.ll
Tobias Grosser f4ee371e60 tests: Drop -polly-detect-unprofitable and -polly-no-early-exit
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
2015-10-06 15:36:44 +00:00

96 lines
2.8 KiB
LLVM

; RUN: opt %loadPolly -polly-ast -analyze < %s
;int bar1();
;int bar2();
;int bar3();
;int k;
;#define N 100
;int A[N];
;
;int main() {
; int i, j, z;
;
; __sync_synchronize();
; for (i = 0; i < N; i++) {
; if (i < 50)
; A[i] = 8;
; if (i < 4)
; A[i] = 9;
; if (i < 3)
; A[i] = 10;
; }
; __sync_synchronize();
;
; return A[z];
;}
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 = common global [100 x i32] zeroinitializer, align 16 ; <[100 x i32]*> [#uses=2]
@k = common global i32 0, align 4 ; <i32*> [#uses=0]
define i32 @main() nounwind {
; <label>:0
fence seq_cst
br label %1
; <label>:1 ; preds = %12, %0
%indvar = phi i64 [ %indvar.next, %12 ], [ 0, %0 ] ; <i64> [#uses=4]
%scevgep = getelementptr [100 x i32], [100 x i32]* @A, i64 0, i64 %indvar ; <i32*> [#uses=3]
%i.0 = trunc i64 %indvar to i32 ; <i32> [#uses=3]
%exitcond = icmp ne i64 %indvar, 100 ; <i1> [#uses=1]
br i1 %exitcond, label %2, label %13
; <label>:2 ; preds = %1
%3 = icmp slt i32 %i.0, 50 ; <i1> [#uses=1]
br i1 %3, label %4, label %5
; <label>:4 ; preds = %2
store i32 8, i32* %scevgep
br label %5
; <label>:5 ; preds = %4, %2
%6 = icmp slt i32 %i.0, 4 ; <i1> [#uses=1]
br i1 %6, label %7, label %8
; <label>:7 ; preds = %5
store i32 9, i32* %scevgep
br label %8
; <label>:8 ; preds = %7, %5
%9 = icmp slt i32 %i.0, 3 ; <i1> [#uses=1]
br i1 %9, label %10, label %11
; <label>:10 ; preds = %8
store i32 10, i32* %scevgep
br label %11
; <label>:11 ; preds = %10, %8
br label %12
; <label>:12 ; preds = %11
%indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]
br label %1
; <label>:13 ; preds = %1
fence seq_cst
%14 = sext i32 undef to i64 ; <i64> [#uses=1]
%15 = getelementptr inbounds i32, i32* getelementptr inbounds ([100 x i32], [100 x i32]* @A, i32 0, i32 0), i64 %14 ; <i32*> [#uses=1]
%16 = load i32, i32* %15 ; <i32> [#uses=1]
ret i32 %16
}
; CHECK: for (c2=0;c2<=2;c2++) {
; CHECK: S0(c2);
; CHECK: S1(c2);
; CHECK: S2(c2);
; CHECK: }
; CHECK: S0(3);
; CHECK: S1(3);
; CHECK: for (c2=4;c2<=49;c2++) {
; CHECK: S0(c2);
; CHECK: }
; CHECK: S0: Stmt_4
; CHECK: S1: Stmt_7
; CHECK: S2: Stmt_10