long-sequence-of-error-blocks.ll
10 KB
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; RUN: opt %loadPolly -polly-scops -analyze \
; RUN: -polly-invariant-load-hoisting=true < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
%struct.hoge = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [8 x [2 x i32]], [8 x [2 x i32]], [4 x [4 x i32]], i32, i32, i32, i32, [256 x i8], [256 x i8], [256 x i8], [256 x i8], [256 x i8], i32, i32, i32, i32, i32, i32, [500 x i8], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [256 x i8], [256 x i8], [256 x i8], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [1024 x i8], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, double, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [256 x i8], [256 x i8], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [256 x i8], i32, i32, i32*, i32*, i8*, i32*, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, double, double, double, [5 x double], i32, [8 x i32], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [6 x double], [6 x double], [256 x i8], i32, i32, i32, i32, [2 x [5 x i32]], [2 x [5 x i32]], i32, i32, i32, i32, i32, i32, i32, i32, i32, [3 x i32], i32 }
; This test case contains a long sequence of branch instructions together with
; function calls that are considered 'error blocks'. We verify that the
; iteration spaces are not overly complicated.
; CHECK: Assumed Context:
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { : }
; CHECK: Invalid Context:
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { : (tmp27 = 3 and tmp31 <= 143) or (tmp17 < 0 and tmp21 < 0) or (tmp17 < 0 and tmp21 > 0) or (tmp17 > 0 and tmp21 < 0) or (tmp17 > 0 and tmp21 > 0) }
;
; CHECK: Statements {
; CHECK-NEXT: Stmt_bb15
; CHECK-NEXT: Domain :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb15[] };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb15[] -> [0] };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb15[] -> MemRef_A[0] };
; CHECK-NEXT: Stmt_bb19
; CHECK-NEXT: Domain :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb19[] : tmp17 < 0 or tmp17 > 0 };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb19[] -> [1] : tmp17 < 0 or tmp17 > 0 };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb19[] -> MemRef_A[0] };
; CHECK-NEXT: Stmt_bb24
; CHECK-NEXT: Domain :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb24[] };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb24[] -> [2] };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb24[] -> MemRef_A[0] };
; CHECK-NEXT: Stmt_bb29
; CHECK-NEXT: Domain :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb29[] : tmp27 = 3 };
; CHECK-NEXT: Schedule :=
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb29[] -> [3] };
; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT: [tmp17, tmp21, tmp27, tmp31] -> { Stmt_bb29[] -> MemRef_A[0] };
; CHECK-NEXT: }
@global = external global [300 x i8], align 16
@global1 = external global %struct.hoge*, align 8
@global2 = external unnamed_addr constant [79 x i8], align 1
@global3 = external unnamed_addr constant [57 x i8], align 1
declare void @widget() #0
; Function Attrs: nounwind
declare void @quux(i8*, i64, i8*, ...) #1
; Function Attrs: nounwind uwtable
define void @hoge(float* %A) #2 {
bb:
br label %bb15
bb15: ; preds = %bb
%tmp = load %struct.hoge*, %struct.hoge** @global1, align 8, !tbaa !1
%tmp16 = getelementptr inbounds %struct.hoge, %struct.hoge* %tmp, i64 0, i32 153
store float 1.0, float* %A
%tmp17 = load i32, i32* %tmp16, align 4, !tbaa !5
%tmp18 = icmp eq i32 %tmp17, 0
br i1 %tmp18, label %bb24, label %bb19
bb19: ; preds = %bb15
%tmp20 = getelementptr inbounds %struct.hoge, %struct.hoge* %tmp, i64 0, i32 50
store float 1.0, float* %A
%tmp21 = load i32, i32* %tmp20, align 8, !tbaa !9
%tmp22 = icmp eq i32 %tmp21, 0
br i1 %tmp22, label %bb24, label %bb23
bb23: ; preds = %bb19
call void @widget() #3
br label %bb24
bb24: ; preds = %bb23, %bb19, %bb15
%tmp25 = load %struct.hoge*, %struct.hoge** @global1, align 8, !tbaa !1
store float 1.0, float* %A
%tmp26 = getelementptr inbounds %struct.hoge, %struct.hoge* %tmp25, i64 0, i32 16
%tmp27 = load i32, i32* %tmp26, align 8, !tbaa !10
%tmp28 = icmp eq i32 %tmp27, 3
br i1 %tmp28, label %bb29, label %bb34
bb29: ; preds = %bb24
%tmp30 = getelementptr inbounds %struct.hoge, %struct.hoge* %tmp25, i64 0, i32 0
store float 1.0, float* %A
%tmp31 = load i32, i32* %tmp30, align 8, !tbaa !11
%tmp32 = icmp slt i32 %tmp31, 144
br i1 %tmp32, label %bb33, label %bb34
bb33: ; preds = %bb29
call void (i8*, i64, i8*, ...) @quux(i8* getelementptr inbounds ([300 x i8], [300 x i8]* @global, i64 0, i64 0), i64 300, i8* getelementptr inbounds ([79 x i8], [79 x i8]* @global2, i64 0, i64 0), i32 144) #3
br label %bb34
bb34: ; preds = %bb33, %bb29, %bb24
ret void
}
attributes #0 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #2 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #3 = { nounwind }
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