Files
clang-p2996/llvm/test/Transforms/InstCombine/crash.ll
Matt Arsenault 06c192d454 OpaquePtr: Bulk update tests to use typed byval
Upgrade of the IR text tests should be the only thing blocking making
typed byval mandatory. Partially done through regex and partially
manual.
2020-11-20 14:00:46 -05:00

399 lines
12 KiB
LLVM

; RUN: opt < %s -instcombine -S
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128:n8:16:32"
target triple = "i386-apple-darwin10.0"
define i32 @test0(i8 %tmp2) ssp {
entry:
%tmp3 = zext i8 %tmp2 to i32
%tmp8 = lshr i32 %tmp3, 6
%tmp9 = lshr i32 %tmp3, 7
%tmp10 = xor i32 %tmp9, 67108858
%tmp11 = xor i32 %tmp10, %tmp8
%tmp12 = xor i32 %tmp11, 0
ret i32 %tmp12
}
; PR4905
define <2 x i64> @test1(<2 x i64> %x, <2 x i64> %y) nounwind {
entry:
%conv.i94 = bitcast <2 x i64> %y to <4 x i32> ; <<4 x i32>> [#uses=1]
%sub.i97 = sub <4 x i32> %conv.i94, undef ; <<4 x i32>> [#uses=1]
%conv3.i98 = bitcast <4 x i32> %sub.i97 to <2 x i64> ; <<2 x i64>> [#uses=2]
%conv2.i86 = bitcast <2 x i64> %conv3.i98 to <4 x i32> ; <<4 x i32>> [#uses=1]
%cmp.i87 = icmp sgt <4 x i32> undef, %conv2.i86 ; <<4 x i1>> [#uses=1]
%sext.i88 = sext <4 x i1> %cmp.i87 to <4 x i32> ; <<4 x i32>> [#uses=1]
%conv3.i89 = bitcast <4 x i32> %sext.i88 to <2 x i64> ; <<2 x i64>> [#uses=1]
%and.i = and <2 x i64> %conv3.i89, %conv3.i98 ; <<2 x i64>> [#uses=1]
%or.i = or <2 x i64> zeroinitializer, %and.i ; <<2 x i64>> [#uses=1]
%conv2.i43 = bitcast <2 x i64> %or.i to <4 x i32> ; <<4 x i32>> [#uses=1]
%sub.i = sub <4 x i32> zeroinitializer, %conv2.i43 ; <<4 x i32>> [#uses=1]
%conv3.i44 = bitcast <4 x i32> %sub.i to <2 x i64> ; <<2 x i64>> [#uses=1]
ret <2 x i64> %conv3.i44
}
; PR4908
define void @test2(<1 x i16>* nocapture %b, i32* nocapture %c) nounwind ssp {
entry:
%arrayidx = getelementptr inbounds <1 x i16>, <1 x i16>* %b, i64 undef ; <<1 x i16>*>
%tmp2 = load <1 x i16>, <1 x i16>* %arrayidx ; <<1 x i16>> [#uses=1]
%tmp6 = bitcast <1 x i16> %tmp2 to i16 ; <i16> [#uses=1]
%tmp7 = zext i16 %tmp6 to i32 ; <i32> [#uses=1]
%ins = or i32 0, %tmp7 ; <i32> [#uses=1]
%arrayidx20 = getelementptr inbounds i32, i32* %c, i64 undef ; <i32*> [#uses=1]
store i32 %ins, i32* %arrayidx20
ret void
}
; PR5262
@tmp2 = global i64 0 ; <i64*> [#uses=1]
declare void @use(i64) nounwind
define void @foo(i1) nounwind align 2 {
; <label>:1
br i1 %0, label %2, label %3
; <label>:2 ; preds = %1
br label %3
; <label>:3 ; preds = %2, %1
%4 = phi i8 [ 1, %2 ], [ 0, %1 ] ; <i8> [#uses=1]
%5 = icmp eq i8 %4, 0 ; <i1> [#uses=1]
%6 = load i64, i64* @tmp2, align 8 ; <i64> [#uses=1]
%7 = select i1 %5, i64 0, i64 %6 ; <i64> [#uses=1]
br label %8
; <label>:8 ; preds = %3
call void @use(i64 %7)
ret void
}
%t0 = type { i32, i32 }
%t1 = type { i32, i32, i32, i32, i32* }
declare %t0* @bar2(i64)
define void @bar3(i1, i1) nounwind align 2 {
; <label>:2
br i1 %1, label %10, label %3
; <label>:3 ; preds = %2
%4 = getelementptr inbounds %t0, %t0* null, i64 0, i32 1 ; <i32*> [#uses=0]
%5 = getelementptr inbounds %t1, %t1* null, i64 0, i32 4 ; <i32**> [#uses=1]
%6 = load i32*, i32** %5, align 8 ; <i32*> [#uses=1]
%7 = icmp ne i32* %6, null ; <i1> [#uses=1]
%8 = zext i1 %7 to i32 ; <i32> [#uses=1]
%9 = add i32 %8, 0 ; <i32> [#uses=1]
br label %10
; <label>:10 ; preds = %3, %2
%11 = phi i32 [ %9, %3 ], [ 0, %2 ] ; <i32> [#uses=1]
br i1 %1, label %12, label %13
; <label>:12 ; preds = %10
br label %13
; <label>:13 ; preds = %12, %10
%14 = zext i32 %11 to i64 ; <i64> [#uses=1]
%15 = tail call %t0* @bar2(i64 %14) nounwind ; <%0*> [#uses=0]
ret void
}
; PR5262
; Make sure the PHI node gets put in a place where all of its operands dominate
; it.
define i64 @test4(i1 %c, i64* %P) nounwind align 2 {
BB0:
br i1 %c, label %BB1, label %BB2
BB1:
br label %BB2
BB2:
%v5_ = phi i1 [ true, %BB0], [false, %BB1]
%v6 = load i64, i64* %P
br label %l8
l8:
br label %l10
l10:
%v11 = select i1 %v5_, i64 0, i64 %v6
ret i64 %v11
}
; PR5471
define i32 @test5a() {
ret i32 0
}
define void @test5() personality i32 (...)* @__gxx_personality_v0 {
store i1 true, i1* undef
%r = invoke i32 @test5a() to label %exit unwind label %unwind
unwind:
%exn = landingpad {i8*, i32}
cleanup
br label %exit
exit:
ret void
}
; PR5673
@test6g = external global i32*
define arm_aapcs_vfpcc i32 @test6(i32 %argc, i8** %argv) nounwind {
entry:
store i32* getelementptr (i32, i32* bitcast (i32 (i32, i8**)* @test6 to i32*), i32 -2048), i32** @test6g, align 4
unreachable
}
; PR5827
%class.RuleBasedBreakIterator = type { i64 ()* }
%class.UStack = type { i8** }
define i32 @_ZN22RuleBasedBreakIterator15checkDictionaryEi(%class.RuleBasedBreakIterator* %this, i32 %x) align 2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
entry:
%breaks = alloca %class.UStack, align 4 ; <%class.UStack*> [#uses=3]
call void @_ZN6UStackC1Ei(%class.UStack* %breaks, i32 0)
%tobool = icmp ne i32 %x, 0 ; <i1> [#uses=1]
br i1 %tobool, label %cond.end, label %cond.false
terminate.handler: ; preds = %ehcleanup
%exc = landingpad { i8*, i32 }
cleanup
call void @_ZSt9terminatev() noreturn nounwind
unreachable
ehcleanup: ; preds = %cond.false
%exc1 = landingpad { i8*, i32 }
catch i8* null
invoke void @_ZN6UStackD1Ev(%class.UStack* %breaks)
to label %cont unwind label %terminate.handler
cont: ; preds = %ehcleanup
resume { i8*, i32 } %exc1
cond.false: ; preds = %entry
%tmp4 = getelementptr inbounds %class.RuleBasedBreakIterator, %class.RuleBasedBreakIterator* %this, i32 0, i32 0 ; <i64 ()**> [#uses=1]
%tmp5 = load i64 ()*, i64 ()** %tmp4 ; <i64 ()*> [#uses=1]
%call = invoke i64 %tmp5()
to label %cond.end unwind label %ehcleanup ; <i64> [#uses=1]
cond.end: ; preds = %cond.false, %entry
%cond = phi i64 [ 0, %entry ], [ %call, %cond.false ] ; <i64> [#uses=1]
%conv = trunc i64 %cond to i32 ; <i32> [#uses=1]
call void @_ZN6UStackD1Ev(%class.UStack* %breaks)
ret i32 %conv
}
declare void @_ZN6UStackC1Ei(%class.UStack*, i32)
declare void @_ZN6UStackD1Ev(%class.UStack*)
declare i32 @__gxx_personality_v0(...)
declare void @_ZSt9terminatev()
declare void @_Unwind_Resume_or_Rethrow(i8*)
; rdar://7590304
define i8* @test10(i8* %self, i8* %tmp3) personality i32 (...)* @__gxx_personality_v0 {
entry:
store i1 true, i1* undef
store i1 true, i1* undef
invoke void @test10a()
to label %invoke.cont unwind label %try.handler ; <i8*> [#uses=0]
invoke.cont: ; preds = %entry
unreachable
try.handler: ; preds = %entry
%exn = landingpad {i8*, i32}
catch i8* null
ret i8* %self
}
define void @test10a() {
ret void
}
; PR6193
define i32 @test11(i32 %aMaskWidth, i8 %aStride) nounwind {
entry:
%conv41 = sext i8 %aStride to i32
%neg = xor i32 %conv41, -1
%and42 = and i32 %aMaskWidth, %neg
%and47 = and i32 130, %conv41
%or = or i32 %and42, %and47
ret i32 %or
}
; PR6503
define void @test12(i32* %A) nounwind {
entry:
%tmp1 = load i32, i32* %A
%cmp = icmp ugt i32 1, %tmp1 ; <i1> [#uses=1]
%conv = zext i1 %cmp to i32 ; <i32> [#uses=1]
%tmp2 = load i32, i32* %A
%cmp3 = icmp ne i32 %tmp2, 0 ; <i1> [#uses=1]
%conv4 = zext i1 %cmp3 to i32 ; <i32> [#uses=1]
%or = or i32 %conv, %conv4 ; <i32> [#uses=1]
%cmp5 = icmp ugt i32 undef, %or ; <i1> [#uses=1]
%conv6 = zext i1 %cmp5 to i32 ; <i32> [#uses=0]
ret void
}
%s1 = type { %s2, %s2, [6 x %s2], i32, i32, i32, [1 x i32], [0 x i8] }
%s2 = type { i64 }
define void @test13() nounwind ssp {
entry:
%0 = getelementptr inbounds %s1, %s1* null, i64 0, i32 2, i64 0, i32 0
%1 = bitcast i64* %0 to i32*
%2 = getelementptr inbounds %s1, %s1* null, i64 0, i32 2, i64 1, i32 0
%.pre = load i32, i32* %1, align 8
%3 = lshr i32 %.pre, 19
%brmerge = or i1 undef, undef
%4 = and i32 %3, 3
%5 = add nsw i32 %4, 1
%6 = shl i32 %5, 19
%7 = add i32 %6, 1572864
%8 = and i32 %7, 1572864
%9 = load i64, i64* %2, align 8
%trunc156 = trunc i64 %9 to i32
%10 = and i32 %trunc156, -1537
%11 = and i32 %10, -6145
%12 = or i32 %11, 2048
%13 = and i32 %12, -24577
%14 = or i32 %13, 16384
%15 = or i32 %14, 98304
store i32 %15, i32* undef, align 8
%16 = and i32 %15, -1572865
%17 = or i32 %16, %8
store i32 %17, i32* undef, align 8
%18 = and i32 %17, -449
%19 = or i32 %18, 64
store i32 %19, i32* undef, align 8
unreachable
}
; PR8807
declare i32 @test14f(i8* (i8*)*) nounwind
define void @test14() nounwind readnone {
entry:
%tmp = bitcast i32 (i8* (i8*)*)* @test14f to i32 (i32*)*
%call10 = call i32 %tmp(i32* byval(i32) undef)
ret void
}
; PR8896
@g_54 = external global [7 x i16]
define void @test15(i32* %p_92) nounwind {
entry:
%0 = load i32, i32* %p_92, align 4
%1 = icmp ne i32 %0, 0
%2 = zext i1 %1 to i32
%3 = call i32 @func_14() nounwind
%4 = trunc i32 %3 to i16
%5 = sext i16 %4 to i32
%6 = trunc i32 %5 to i16
br i1 undef, label %"3", label %"5"
"3": ; preds = %entry
%7 = sext i16 %6 to i32
%8 = ashr i32 %7, -1649554541
%9 = trunc i32 %8 to i16
br label %"5"
"5": ; preds = %"3", %entry
%10 = phi i16 [ %9, %"3" ], [ %6, %entry ]
%11 = sext i16 %10 to i32
%12 = xor i32 %2, %11
%13 = sext i32 %12 to i64
%14 = icmp ne i64 %13, 0
br i1 %14, label %return, label %"7"
"7": ; preds = %"5"
ret void
return: ; preds = %"5"
ret void
}
declare i32 @func_14()
define double @test16(i32 %a) nounwind {
%cmp = icmp slt i32 %a, 2
%select = select i1 %cmp, double 2.000000e+00, double 3.141592e+00
ret double %select
}
; PR8983
%struct.basic_ios = type { i8 }
define %struct.basic_ios *@test17() ssp {
entry:
%add.ptr.i = getelementptr i8, i8* null, i64 undef
%0 = bitcast i8* %add.ptr.i to %struct.basic_ios*
ret %struct.basic_ios* %0
}
; PR9013
define void @test18() nounwind ssp {
entry:
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%l_197.0 = phi i32 [ 0, %entry ], [ %sub.i, %for.inc ]
br label %for.inc
for.inc: ; preds = %for.cond
%conv = and i32 %l_197.0, 255
%sub.i = add nsw i32 %conv, -1
br label %for.cond
return: ; No predecessors!
ret void
}
; PR11275
declare void @test18b() noreturn
declare void @test18foo(double**)
declare void @test18a() noreturn
define fastcc void @test18x(i8* %t0, i1 %b) uwtable align 2 personality i32 (...)* @__gxx_personality_v0 {
entry:
br i1 %b, label %e1, label %e2
e1:
%t2 = bitcast i8* %t0 to double**
invoke void @test18b() noreturn
to label %u unwind label %lpad
e2:
%t4 = bitcast i8* %t0 to double**
invoke void @test18a() noreturn
to label %u unwind label %lpad
lpad:
%t5 = phi double** [ %t2, %e1 ], [ %t4, %e2 ]
%lpad.nonloopexit262 = landingpad { i8*, i32 }
cleanup
call void @test18foo(double** %t5)
unreachable
u:
unreachable
}