Vendor import of llvm 5.0.1 release r320880:
https://llvm.org/svn/llvm-project/llvm/tags/RELEASE_501/final@320880
This commit is contained in:
parent
edad5bcb76
commit
eb70dddbd7
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/vendor/llvm/dist/; revision=326899 svn path=/vendor/llvm/llvm-release_501-r320880/; revision=326900; tag=vendor/llvm/llvm-release_501-r320880
@ -578,11 +578,15 @@ BPFTargetLowering::EmitInstrWithCustomInserter(MachineInstr &MI,
|
||||
.addReg(LHS)
|
||||
.addReg(MI.getOperand(2).getReg())
|
||||
.addMBB(Copy1MBB);
|
||||
else
|
||||
else {
|
||||
int64_t imm32 = MI.getOperand(2).getImm();
|
||||
// sanity check before we build J*_ri instruction.
|
||||
assert (isInt<32>(imm32));
|
||||
BuildMI(BB, DL, TII.get(NewCC))
|
||||
.addReg(LHS)
|
||||
.addImm(MI.getOperand(2).getImm())
|
||||
.addImm(imm32)
|
||||
.addMBB(Copy1MBB);
|
||||
}
|
||||
|
||||
// Copy0MBB:
|
||||
// %FalseValue = ...
|
||||
|
@ -464,7 +464,7 @@ let usesCustomInserter = 1 in {
|
||||
(ins GPR:$lhs, i64imm:$rhs, i64imm:$imm, GPR:$src, GPR:$src2),
|
||||
"# Select PSEUDO $dst = $lhs $imm $rhs ? $src : $src2",
|
||||
[(set i64:$dst,
|
||||
(BPFselectcc i64:$lhs, (i64 imm:$rhs), (i64 imm:$imm), i64:$src, i64:$src2))]>;
|
||||
(BPFselectcc i64:$lhs, (i64 i64immSExt32:$rhs), (i64 imm:$imm), i64:$src, i64:$src2))]>;
|
||||
}
|
||||
|
||||
// load 64-bit global addr into register
|
||||
|
@ -586,8 +586,8 @@ class NewGVN {
|
||||
private:
|
||||
// Expression handling.
|
||||
const Expression *createExpression(Instruction *) const;
|
||||
const Expression *createBinaryExpression(unsigned, Type *, Value *,
|
||||
Value *) const;
|
||||
const Expression *createBinaryExpression(unsigned, Type *, Value *, Value *,
|
||||
Instruction *) const;
|
||||
PHIExpression *createPHIExpression(Instruction *, bool &HasBackEdge,
|
||||
bool &OriginalOpsConstant) const;
|
||||
const DeadExpression *createDeadExpression() const;
|
||||
@ -902,8 +902,8 @@ bool NewGVN::setBasicExpressionInfo(Instruction *I, BasicExpression *E) const {
|
||||
}
|
||||
|
||||
const Expression *NewGVN::createBinaryExpression(unsigned Opcode, Type *T,
|
||||
Value *Arg1,
|
||||
Value *Arg2) const {
|
||||
Value *Arg1, Value *Arg2,
|
||||
Instruction *I) const {
|
||||
auto *E = new (ExpressionAllocator) BasicExpression(2);
|
||||
|
||||
E->setType(T);
|
||||
@ -921,7 +921,7 @@ const Expression *NewGVN::createBinaryExpression(unsigned Opcode, Type *T,
|
||||
E->op_push_back(lookupOperandLeader(Arg2));
|
||||
|
||||
Value *V = SimplifyBinOp(Opcode, E->getOperand(0), E->getOperand(1), SQ);
|
||||
if (const Expression *SimplifiedE = checkSimplificationResults(E, nullptr, V))
|
||||
if (const Expression *SimplifiedE = checkSimplificationResults(E, I, V))
|
||||
return SimplifiedE;
|
||||
return E;
|
||||
}
|
||||
@ -1699,8 +1699,9 @@ NewGVN::performSymbolicAggrValueEvaluation(Instruction *I) const {
|
||||
// expression.
|
||||
assert(II->getNumArgOperands() == 2 &&
|
||||
"Expect two args for recognised intrinsics.");
|
||||
return createBinaryExpression(
|
||||
Opcode, EI->getType(), II->getArgOperand(0), II->getArgOperand(1));
|
||||
return createBinaryExpression(Opcode, EI->getType(),
|
||||
II->getArgOperand(0),
|
||||
II->getArgOperand(1), I);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1933,6 +1934,7 @@ void NewGVN::touchAndErase(Map &M, const KeyType &Key) {
|
||||
}
|
||||
|
||||
void NewGVN::addAdditionalUsers(Value *To, Value *User) const {
|
||||
assert(User && To != User);
|
||||
if (isa<Instruction>(To))
|
||||
AdditionalUsers[To].insert(User);
|
||||
}
|
||||
|
@ -25,3 +25,38 @@ entry:
|
||||
}
|
||||
|
||||
attributes #0 = { norecurse nounwind readonly }
|
||||
|
||||
; test immediate out of 32-bit range
|
||||
; Source file:
|
||||
|
||||
; unsigned long long
|
||||
; load_word(void *buf, unsigned long long off)
|
||||
; asm("llvm.bpf.load.word");
|
||||
;
|
||||
; int
|
||||
; foo(void *buf)
|
||||
; {
|
||||
; unsigned long long sum = 0;
|
||||
;
|
||||
; sum += load_word(buf, 100);
|
||||
; sum += load_word(buf, 104);
|
||||
;
|
||||
; if (sum != 0x1ffffffffULL)
|
||||
; return ~0U;
|
||||
;
|
||||
; return 0;
|
||||
;}
|
||||
|
||||
; Function Attrs: nounwind readonly
|
||||
define i32 @foo(i8*) local_unnamed_addr #0 {
|
||||
%2 = tail call i64 @llvm.bpf.load.word(i8* %0, i64 100)
|
||||
%3 = tail call i64 @llvm.bpf.load.word(i8* %0, i64 104)
|
||||
%4 = add i64 %3, %2
|
||||
%5 = icmp ne i64 %4, 8589934591
|
||||
; CHECK: r{{[0-9]+}} = 8589934591ll
|
||||
%6 = sext i1 %5 to i32
|
||||
ret i32 %6
|
||||
}
|
||||
|
||||
; Function Attrs: nounwind readonly
|
||||
declare i64 @llvm.bpf.load.word(i8*, i64) #1
|
||||
|
49
test/Transforms/NewGVN/pr34452.ll
Normal file
49
test/Transforms/NewGVN/pr34452.ll
Normal file
@ -0,0 +1,49 @@
|
||||
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
||||
; RUN: opt -newgvn -S < %s | FileCheck %s
|
||||
;; Ensure we don't crash when simplifying aggregate value expressions
|
||||
source_filename = "bugpoint-output-09f7a24.bc"
|
||||
|
||||
@WHOLELINE = external local_unnamed_addr global i32, align 4
|
||||
|
||||
; Function Attrs: nounwind uwtable
|
||||
define void @sgrep() local_unnamed_addr #0 {
|
||||
; CHECK-LABEL: @sgrep(
|
||||
; CHECK-NEXT: entry:
|
||||
; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @WHOLELINE, align 4, !tbaa !1
|
||||
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0
|
||||
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL]], i32 2048, i32 2047
|
||||
; CHECK-NEXT: br label [[WHILE_BODY_US:%.*]]
|
||||
; CHECK: while.body.us:
|
||||
; CHECK-NEXT: [[START_1230_US:%.*]] = phi i32 [ [[DOT]], [[ENTRY:%.*]] ], [ 0, [[WHILE_BODY_US]] ]
|
||||
; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[START_1230_US]] to i64
|
||||
; CHECK-NEXT: [[TMP2:%.*]] = call { i64, i1 } @llvm.sadd.with.overflow.i64(i64 0, i64 [[TMP1]])
|
||||
; CHECK-NEXT: br label [[WHILE_BODY_US]]
|
||||
;
|
||||
entry:
|
||||
%0 = load i32, i32* @WHOLELINE, align 4, !tbaa !1
|
||||
%tobool = icmp eq i32 %0, 0
|
||||
%. = select i1 %tobool, i32 2048, i32 2047
|
||||
br label %while.body.us
|
||||
|
||||
while.body.us: ; preds = %while.body.us, %entry
|
||||
%start.1230.us = phi i32 [ %., %entry ], [ 0, %while.body.us ]
|
||||
%1 = sext i32 %start.1230.us to i64
|
||||
%2 = call { i64, i1 } @llvm.sadd.with.overflow.i64(i64 0, i64 %1)
|
||||
%.res302 = extractvalue { i64, i1 } %2, 0
|
||||
%3 = icmp sge i64 undef, %.res302
|
||||
br label %while.body.us
|
||||
}
|
||||
|
||||
; Function Attrs: nounwind readnone speculatable
|
||||
declare { i64, i1 } @llvm.sadd.with.overflow.i64(i64, i64) #1
|
||||
|
||||
attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "polly-optimized" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
|
||||
attributes #1 = { nounwind readnone speculatable }
|
||||
|
||||
!llvm.ident = !{!0}
|
||||
|
||||
!0 = !{!"clang version 6.0.0 (trunk 311664) (llvm/trunk 311666)"}
|
||||
!1 = !{!2, !2, i64 0}
|
||||
!2 = !{!"int", !3, i64 0}
|
||||
!3 = !{!"omnipotent char", !4, i64 0}
|
||||
!4 = !{!"Simple C/C++ TBAA"}
|
Loading…
Reference in New Issue
Block a user