forked from OSchip/llvm-project
108 lines
5.9 KiB
LLVM
108 lines
5.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -licm %s | FileCheck %s --check-prefix=NO_ASSUME
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; RUN: opt -S -licm --enable-knowledge-retention %s | FileCheck %s --check-prefix=USE_ASSUME
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; ModuleID = '../pr23608.ll'
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%struct.PyFrameObject = type { i32 }
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@a = common global %struct.PyFrameObject* null, align 8
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@__msan_origin_tls = external thread_local(initialexec) global i32
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define void @fn1() {
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; NO_ASSUME-LABEL: @fn1(
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; NO_ASSUME-NEXT: entry:
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; NO_ASSUME-NEXT: br label [[INDIRECTGOTO:%.*]]
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; NO_ASSUME: while.cond:
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; NO_ASSUME-NEXT: [[TMP:%.*]] = load %struct.PyFrameObject*, %struct.PyFrameObject** @a, align 8
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; NO_ASSUME-NEXT: [[F_IBLOCK:%.*]] = getelementptr inbounds [[STRUCT_PYFRAMEOBJECT:%.*]], %struct.PyFrameObject* [[TMP]], i64 0, i32 0
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; NO_ASSUME-NEXT: br label [[BB2:%.*]]
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; NO_ASSUME: bb:
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; NO_ASSUME-NEXT: call void @__msan_warning_noreturn()
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; NO_ASSUME-NEXT: unreachable
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; NO_ASSUME: bb2:
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; NO_ASSUME-NEXT: [[TMP4:%.*]] = ptrtoint i32* [[F_IBLOCK]] to i64
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; NO_ASSUME-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[TMP4]], 0
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; NO_ASSUME-NEXT: br i1 [[TOBOOL]], label [[BB13:%.*]], label [[BB15:%.*]]
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; NO_ASSUME: bb13:
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; NO_ASSUME-NEXT: [[F_IBLOCK_LCSSA:%.*]] = phi i32* [ [[F_IBLOCK]], [[BB2]] ]
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; NO_ASSUME-NEXT: [[TMP4_LE:%.*]] = ptrtoint i32* [[F_IBLOCK_LCSSA]] to i64
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; NO_ASSUME-NEXT: [[TMP8_LE:%.*]] = inttoptr i64 [[TMP4_LE]] to i32*
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; NO_ASSUME-NEXT: call void @__msan_warning_noreturn()
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; NO_ASSUME-NEXT: unreachable
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; NO_ASSUME: bb15:
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; NO_ASSUME-NEXT: br i1 [[TOBOOL]], label [[WHILE_END:%.*]], label [[WHILE_COND:%.*]]
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; NO_ASSUME: while.end:
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; NO_ASSUME-NEXT: ret void
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; NO_ASSUME: indirectgoto:
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; NO_ASSUME-NEXT: indirectbr i8* null, [label [[INDIRECTGOTO]], label %while.cond]
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;
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; USE_ASSUME-LABEL: @fn1(
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; USE_ASSUME-NEXT: entry:
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; USE_ASSUME-NEXT: br label [[INDIRECTGOTO:%.*]]
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; USE_ASSUME: while.cond:
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; USE_ASSUME-NEXT: [[TMP:%.*]] = load %struct.PyFrameObject*, %struct.PyFrameObject** @a, align 8
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; USE_ASSUME-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(i64* inttoptr (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665) to i64*), i64 8), "nonnull"(i64* inttoptr (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665) to i64*)), "align"(i64* inttoptr (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665) to i64*), i64 8) ]
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; USE_ASSUME-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(i32* inttoptr (i64 add (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665), i64 35184372088832) to i32*), i64 4), "nonnull"(i32* inttoptr (i64 add (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665), i64 35184372088832) to i32*)), "align"(i32* inttoptr (i64 add (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665), i64 35184372088832) to i32*), i64 8) ]
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; USE_ASSUME-NEXT: [[F_IBLOCK:%.*]] = getelementptr inbounds [[STRUCT_PYFRAMEOBJECT:%.*]], %struct.PyFrameObject* [[TMP]], i64 0, i32 0
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; USE_ASSUME-NEXT: br label [[BB2:%.*]]
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; USE_ASSUME: bb:
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; USE_ASSUME-NEXT: call void @__msan_warning_noreturn()
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; USE_ASSUME-NEXT: unreachable
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; USE_ASSUME: bb2:
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; USE_ASSUME-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(%struct.PyFrameObject* [[TMP]], i64 4), "nonnull"(%struct.PyFrameObject* [[TMP]]), "align"(%struct.PyFrameObject* [[TMP]], i64 4) ]
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; USE_ASSUME-NEXT: [[TMP4:%.*]] = ptrtoint i32* [[F_IBLOCK]] to i64
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; USE_ASSUME-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[TMP4]], 0
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; USE_ASSUME-NEXT: br i1 [[TOBOOL]], label [[BB13:%.*]], label [[BB15:%.*]]
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; USE_ASSUME: bb13:
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; USE_ASSUME-NEXT: [[F_IBLOCK_LCSSA:%.*]] = phi i32* [ [[F_IBLOCK]], [[BB2]] ]
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; USE_ASSUME-NEXT: [[TMP4_LE:%.*]] = ptrtoint i32* [[F_IBLOCK_LCSSA]] to i64
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; USE_ASSUME-NEXT: [[TMP8_LE:%.*]] = inttoptr i64 [[TMP4_LE]] to i32*
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; USE_ASSUME-NEXT: call void @__msan_warning_noreturn()
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; USE_ASSUME-NEXT: unreachable
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; USE_ASSUME: bb15:
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; USE_ASSUME-NEXT: br i1 [[TOBOOL]], label [[WHILE_END:%.*]], label [[WHILE_COND:%.*]]
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; USE_ASSUME: while.end:
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; USE_ASSUME-NEXT: ret void
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; USE_ASSUME: indirectgoto:
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; USE_ASSUME-NEXT: indirectbr i8* null, [label [[INDIRECTGOTO]], label %while.cond]
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;
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entry:
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br label %indirectgoto
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while.cond: ; preds = %indirectgoto, %bb15
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%tmp = load %struct.PyFrameObject*, %struct.PyFrameObject** @a, align 8
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%_msld = load i64, i64* inttoptr (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665) to i64*), align 8
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%tmp1 = load i32, i32* inttoptr (i64 add (i64 and (i64 ptrtoint (%struct.PyFrameObject** @a to i64), i64 -70368744177665), i64 35184372088832) to i32*), align 8
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%f_iblock = getelementptr inbounds %struct.PyFrameObject, %struct.PyFrameObject* %tmp, i64 0, i32 0
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br label %bb2
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bb: ; preds = %while.cond
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call void @__msan_warning_noreturn()
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unreachable
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bb2: ; preds = %while.cond
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%tmp3 = load i32, i32* %f_iblock, align 4
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%tmp4 = ptrtoint i32* %f_iblock to i64
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%tmp8 = inttoptr i64 %tmp4 to i32*
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%tobool = icmp eq i64 %tmp4, 0
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br i1 %tobool, label %bb13, label %bb15
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bb13: ; preds = %bb2
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%.lcssa7 = phi i32* [ %tmp8, %bb2 ]
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call void @__msan_warning_noreturn()
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unreachable
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bb15: ; preds = %bb2
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br i1 %tobool, label %while.end, label %while.cond
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while.end: ; preds = %bb15
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ret void
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indirectgoto: ; preds = %indirectgoto, %entry
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indirectbr i8* null, [label %indirectgoto, label %while.cond]
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}
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declare void @__msan_warning_noreturn()
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