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This update was done with the following bash script:
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while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc.*debug" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
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done
llvm-svn: 186280
182 lines
4.9 KiB
LLVM
182 lines
4.9 KiB
LLVM
; RUN: llc < %s -mtriple=armv6-apple-ios -mattr=+vfp2 -arm-tail-calls | FileCheck %s -check-prefix=CHECKV6
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; RUN: llc < %s -mtriple=armv6-linux-gnueabi -relocation-model=pic -mattr=+vfp2 -arm-tail-calls | FileCheck %s -check-prefix=CHECKELF
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; RUN: llc < %s -mtriple=thumbv7-apple-ios -arm-tail-calls | FileCheck %s -check-prefix=CHECKT2D
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; RUN: llc < %s -mtriple=thumbv7-apple-ios5.0 | FileCheck %s -check-prefix=CHECKT2D
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; Enable tailcall optimization for iOS 5.0
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; rdar://9120031
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@t = weak global i32 ()* null ; <i32 ()**> [#uses=1]
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declare void @g(i32, i32, i32, i32)
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define void @t1() {
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; CHECKELF-LABEL: t1:
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; CHECKELF: bl g(PLT)
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call void @g( i32 1, i32 2, i32 3, i32 4 )
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ret void
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}
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define void @t2() {
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; CHECKV6-LABEL: t2:
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; CHECKV6: bx r0
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; CHECKT2D-LABEL: t2:
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; CHECKT2D: ldr
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; CHECKT2D-NEXT: ldr
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; CHECKT2D-NEXT: bx r0
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%tmp = load i32 ()** @t ; <i32 ()*> [#uses=1]
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%tmp.upgrd.2 = tail call i32 %tmp( ) ; <i32> [#uses=0]
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ret void
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}
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define void @t3() {
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; CHECKV6-LABEL: t3:
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; CHECKV6: b _t2
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; CHECKELF-LABEL: t3:
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; CHECKELF: b t2(PLT)
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; CHECKT2D-LABEL: t3:
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; CHECKT2D: b.w _t2
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tail call void @t2( ) ; <i32> [#uses=0]
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ret void
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}
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; Sibcall optimization of expanded libcalls. rdar://8707777
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define double @t4(double %a) nounwind readonly ssp {
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entry:
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; CHECKV6-LABEL: t4:
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; CHECKV6: b _sin
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; CHECKELF-LABEL: t4:
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; CHECKELF: b sin(PLT)
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%0 = tail call double @sin(double %a) nounwind readonly ; <double> [#uses=1]
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ret double %0
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}
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define float @t5(float %a) nounwind readonly ssp {
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entry:
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; CHECKV6-LABEL: t5:
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; CHECKV6: b _sinf
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; CHECKELF-LABEL: t5:
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; CHECKELF: b sinf(PLT)
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%0 = tail call float @sinf(float %a) nounwind readonly ; <float> [#uses=1]
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ret float %0
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}
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declare float @sinf(float) nounwind readonly
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declare double @sin(double) nounwind readonly
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define i32 @t6(i32 %a, i32 %b) nounwind readnone {
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entry:
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; CHECKV6-LABEL: t6:
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; CHECKV6: b ___divsi3
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; CHECKELF-LABEL: t6:
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; CHECKELF: b __aeabi_idiv(PLT)
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%0 = sdiv i32 %a, %b
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ret i32 %0
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}
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; Make sure the tail call instruction isn't deleted
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; rdar://8309338
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declare void @foo() nounwind
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define void @t7() nounwind {
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entry:
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; CHECKT2D-LABEL: t7:
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; CHECKT2D: blxeq _foo
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; CHECKT2D-NEXT: pop.w
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; CHECKT2D-NEXT: b.w _foo
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br i1 undef, label %bb, label %bb1.lr.ph
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bb1.lr.ph:
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tail call void @foo() nounwind
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unreachable
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bb:
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tail call void @foo() nounwind
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ret void
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}
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; Make sure codegenprep is duplicating ret instructions to enable tail calls.
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; rdar://11140249
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define i32 @t8(i32 %x) nounwind ssp {
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entry:
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; CHECKT2D-LABEL: t8:
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; CHECKT2D-NOT: push
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%and = and i32 %x, 1
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%tobool = icmp eq i32 %and, 0
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br i1 %tobool, label %if.end, label %if.then
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if.then: ; preds = %entry
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; CHECKT2D: bne.w _a
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%call = tail call i32 @a(i32 %x) nounwind
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br label %return
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if.end: ; preds = %entry
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%and1 = and i32 %x, 2
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%tobool2 = icmp eq i32 %and1, 0
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br i1 %tobool2, label %if.end5, label %if.then3
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if.then3: ; preds = %if.end
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; CHECKT2D: bne.w _b
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%call4 = tail call i32 @b(i32 %x) nounwind
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br label %return
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if.end5: ; preds = %if.end
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; CHECKT2D: b.w _c
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%call6 = tail call i32 @c(i32 %x) nounwind
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br label %return
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return: ; preds = %if.end5, %if.then3, %if.then
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%retval.0 = phi i32 [ %call, %if.then ], [ %call4, %if.then3 ], [ %call6, %if.end5 ]
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ret i32 %retval.0
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}
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declare i32 @a(i32)
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declare i32 @b(i32)
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declare i32 @c(i32)
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; PR12419
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; rdar://11195178
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; Use the correct input chain for the tailcall node or else the call to
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; _ZN9MutexLockD1Ev would be lost.
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%class.MutexLock = type { i8 }
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@x = external global i32, align 4
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define i32 @t9() nounwind {
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; CHECKT2D-LABEL: t9:
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; CHECKT2D: blx __ZN9MutexLockC1Ev
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; CHECKT2D: blx __ZN9MutexLockD1Ev
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; CHECKT2D: b.w ___divsi3
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%lock = alloca %class.MutexLock, align 1
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%1 = call %class.MutexLock* @_ZN9MutexLockC1Ev(%class.MutexLock* %lock)
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%2 = load i32* @x, align 4
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%3 = sdiv i32 1000, %2
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%4 = call %class.MutexLock* @_ZN9MutexLockD1Ev(%class.MutexLock* %lock)
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ret i32 %3
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}
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declare %class.MutexLock* @_ZN9MutexLockC1Ev(%class.MutexLock*) unnamed_addr nounwind align 2
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declare %class.MutexLock* @_ZN9MutexLockD1Ev(%class.MutexLock*) unnamed_addr nounwind align 2
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; rdar://13827621
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; Correctly preserve the input chain for the tailcall node in the bitcast case,
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; otherwise the call to floorf is lost.
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define float @libcall_tc_test2(float* nocapture %a, float %b) {
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; CHECKT2D-LABEL: libcall_tc_test2:
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; CHECKT2D: blx _floorf
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; CHECKT2D: b.w _truncf
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%1 = load float* %a, align 4
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%call = tail call float @floorf(float %1)
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store float %call, float* %a, align 4
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%call1 = tail call float @truncf(float %b)
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ret float %call1
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}
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declare float @floorf(float) readnone
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declare float @truncf(float) readnone
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