forked from OSchip/llvm-project
144 lines
5.2 KiB
LLVM
144 lines
5.2 KiB
LLVM
; RUN: opt %loadPolly %defaultOpts -polly-cloog -analyze %s | FileCheck %s
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; RUN: opt %loadPolly %defaultOpts -polly-codegen %s | lli
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; ModuleID = 'loop_with_condition_2.s'
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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"
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target triple = "x86_64-unknown-linux-gnu"
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@A = common global [1024 x i32] zeroinitializer, align 16
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@B = common global [1024 x i32] zeroinitializer, align 16
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define void @loop_with_condition(i32 %m) nounwind {
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entry:
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call void @llvm.memory.barrier(i1 true, i1 true, i1 true, i1 true, i1 false)
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%tmp = sub i32 0, %m
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%tmp1 = zext i32 %tmp to i64
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%indvar = phi i64 [ %indvar.next, %for.inc ], [ 0, %entry ]
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%arrayidx = getelementptr [1024 x i32]* @A, i64 0, i64 %indvar
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%arrayidx10 = getelementptr [1024 x i32]* @B, i64 0, i64 %indvar
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%tmp2 = add i64 %tmp1, %indvar
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%sub = trunc i64 %tmp2 to i32
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%exitcond = icmp ne i64 %indvar, 1024
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br i1 %exitcond, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%cmp3 = icmp sle i32 %sub, 1024
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br i1 %cmp3, label %if.then, label %if.else
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if.then: ; preds = %for.body
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store i32 1, i32* %arrayidx
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br label %if.end
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if.else: ; preds = %for.body
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store i32 2, i32* %arrayidx
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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store i32 3, i32* %arrayidx10
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br label %for.inc
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for.inc: ; preds = %if.end
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%indvar.next = add i64 %indvar, 1
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br label %for.cond
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for.end: ; preds = %for.cond
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call void @llvm.memory.barrier(i1 true, i1 true, i1 true, i1 true, i1 false)
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ret void
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}
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declare void @llvm.memory.barrier(i1, i1, i1, i1, i1) nounwind
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define i32 @main() nounwind {
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entry:
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call void @llvm.memset.p0i8.i64(i8* bitcast ([1024 x i32]* @A to i8*), i8 0, i64 4096, i32 1, i1 false)
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call void @llvm.memset.p0i8.i64(i8* bitcast ([1024 x i32]* @B to i8*), i8 0, i64 4096, i32 1, i1 false)
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call void @loop_with_condition(i32 5)
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%indvar1 = phi i64 [ %indvar.next2, %for.inc ], [ 0, %entry ]
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%arrayidx = getelementptr [1024 x i32]* @B, i64 0, i64 %indvar1
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%i.0 = trunc i64 %indvar1 to i32
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%cmp = icmp slt i32 %i.0, 1024
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br i1 %cmp, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%tmp3 = load i32* %arrayidx
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%cmp4 = icmp ne i32 %tmp3, 3
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br i1 %cmp4, label %if.then, label %if.end
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if.then: ; preds = %for.body
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br label %return
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if.end: ; preds = %for.body
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br label %for.inc
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for.inc: ; preds = %if.end
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%indvar.next2 = add i64 %indvar1, 1
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br label %for.cond
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for.end: ; preds = %for.cond
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br label %for.cond6
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for.cond6: ; preds = %for.inc32, %for.end
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%indvar = phi i64 [ %indvar.next, %for.inc32 ], [ 0, %for.end ]
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%arrayidx15 = getelementptr [1024 x i32]* @A, i64 0, i64 %indvar
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%i.1 = trunc i64 %indvar to i32
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%cmp8 = icmp slt i32 %i.1, 1024
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br i1 %cmp8, label %for.body9, label %for.end35
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for.body9: ; preds = %for.cond6
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br i1 true, label %land.lhs.true, label %if.else
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land.lhs.true: ; preds = %for.body9
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%tmp16 = load i32* %arrayidx15
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%cmp17 = icmp ne i32 %tmp16, 1
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br i1 %cmp17, label %if.then18, label %if.else
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if.then18: ; preds = %land.lhs.true
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br label %return
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if.else: ; preds = %land.lhs.true, %for.body9
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br i1 false, label %land.lhs.true23, label %if.end30
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land.lhs.true23: ; preds = %if.else
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%tmp27 = load i32* %arrayidx15
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%cmp28 = icmp ne i32 %tmp27, 2
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br i1 %cmp28, label %if.then29, label %if.end30
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if.then29: ; preds = %land.lhs.true23
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br label %return
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if.end30: ; preds = %land.lhs.true23, %if.else
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br label %if.end31
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if.end31: ; preds = %if.end30
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br label %for.inc32
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for.inc32: ; preds = %if.end31
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%indvar.next = add i64 %indvar, 1
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br label %for.cond6
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for.end35: ; preds = %for.cond6
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br label %return
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return: ; preds = %for.end35, %if.then29, %if.then18, %if.then
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%retval.0 = phi i32 [ 1, %if.then ], [ 1, %if.then18 ], [ 1, %if.then29 ], [ 0, %for.end35 ]
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ret i32 %retval.0
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}
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declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
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; CHECK: for (c2=0;c2<=min(1023,M+1024);c2++) {
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; CHECK: Stmt_if_then(c2);
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; CHECK: Stmt_if_end(c2);
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; CHECK: }
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; CHECK: for (c2=max(0,M+1025);c2<=1023;c2++) {
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; CHECK: Stmt_if_else(c2);
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; CHECK: Stmt_if_end(c2);
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; CHECK: }
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