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llvm-project/llvm/test/CodeGen/SystemZ/pr32372.ll

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[SDAG] Fix Stale SDNode usage in visitAND Reorder CombineTo Calls to prevent potential use of deleted node. Fixes PR32372. Reviewers: jnspaulsson, RKSimon, uweigand, jonpa Reviewed By: jonpa Subscribers: jonpa, llvm-commits Differential Revision: https://reviews.llvm.org/D31346 llvm-svn: 298920
2017-03-28 22:11:20 +08:00
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc %s -o - -mtriple=s390x-linux-gnu | FileCheck %s
define void @pr32372(i8*) {
; CHECK-LABEL: pr32372:
[CodeGen] Unify MBB reference format in both MIR and debug output As part of the unification of the debug format and the MIR format, print MBB references as '%bb.5'. The MIR printer prints the IR name of a MBB only for block definitions. * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)->getNumber\(\)/" << printMBBReference(*\1)/g' * find . \( -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#" << ([a-zA-Z0-9_]+)\.getNumber\(\)/" << printMBBReference(\1)/g' * find . \( -name "*.txt" -o -name "*.s" -o -name "*.mir" -o -name "*.cpp" -o -name "*.h" -o -name "*.ll" \) -type f -print0 | xargs -0 sed -i '' -E 's/BB#([0-9]+)/%bb.\1/g' * grep -nr 'BB#' and fix Differential Revision: https://reviews.llvm.org/D40422 llvm-svn: 319665
2017-12-05 01:18:51 +08:00
; CHECK: # %bb.0: # %BB
[SDAG] Fix Stale SDNode usage in visitAND Reorder CombineTo Calls to prevent potential use of deleted node. Fixes PR32372. Reviewers: jnspaulsson, RKSimon, uweigand, jonpa Reviewed By: jonpa Subscribers: jonpa, llvm-commits Differential Revision: https://reviews.llvm.org/D31346 llvm-svn: 298920
2017-03-28 22:11:20 +08:00
; CHECK-NEXT: mvhhi 0(%r1), -3825
; CHECK-NEXT: .LBB0_1: # %CF251
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: j .LBB0_1
BB:
%L = load i8, i8* %0
store i16 -3825, i16* undef
%L5 = load i8, i8* %0
[DAGCombiner] Add X / X -> 1 & X % X -> 0 folds (test tweaks) Adjust tests to avoid the X / X -> 1 & X % X -> 0 folds while keeping their original purposes. Differential Revision: https://reviews.llvm.org/D50636 llvm-svn: 340916
2018-08-29 19:18:14 +08:00
%B8 = call { i8, i1 } @llvm.umul.with.overflow.i8(i8 %L5, i8 %L)
%B9 = extractvalue {i8, i1} %B8, 0
[SDAG] Fix Stale SDNode usage in visitAND Reorder CombineTo Calls to prevent potential use of deleted node. Fixes PR32372. Reviewers: jnspaulsson, RKSimon, uweigand, jonpa Reviewed By: jonpa Subscribers: jonpa, llvm-commits Differential Revision: https://reviews.llvm.org/D31346 llvm-svn: 298920
2017-03-28 22:11:20 +08:00
%I107 = insertelement <8 x i8> zeroinitializer, i8 %B9, i32 7
%ZE141 = zext i8 %L5 to i16
br label %CF251
CF251: ; preds = %CF258, %CF251, %BB
%Shuff217 = shufflevector <8 x i8> zeroinitializer, <8 x i8> %I107, <8 x i32> <i32 0, i32 2, i32 undef, i32 6, i32 8, i32 undef, i32 12, i32 14>
%Cmp227 = icmp sge i16 %ZE141, 0
br i1 %Cmp227, label %CF251, label %CF258
CF258: ; preds = %CF251
%Shuff230 = shufflevector <2 x i16> undef, <2 x i16> undef, <2 x i32> <i32 3, i32 1>
br label %CF251
}
[DAGCombiner] Add X / X -> 1 & X % X -> 0 folds (test tweaks) Adjust tests to avoid the X / X -> 1 & X % X -> 0 folds while keeping their original purposes. Differential Revision: https://reviews.llvm.org/D50636 llvm-svn: 340916
2018-08-29 19:18:14 +08:00
declare {i8, i1} @llvm.umul.with.overflow.i8(i8, i8) nounwind readnone