# RUN: llc -run-pass implicit-null-checks -mtriple=x86_64-apple-macosx -o - %s | FileCheck %s # CHECK-NOT: FAULTING_OP --- | target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" @global = external global ptr @global.1 = external global ptr declare ptr @ham(ptr, ptr) define void @eggs(ptr %arg) gc "statepoint-example" { bb: %tmp = call ptr undef(ptr undef, ptr undef) %tmp1 = icmp eq ptr %tmp, null br i1 %tmp1, label %bb2, label %bb3, !make.implicit !0 bb2: ; preds = %bb br i1 undef, label %bb51, label %bb59 bb3: ; preds = %bb %tmp4 = getelementptr inbounds i8, ptr %tmp, i64 16 %tmp5 = bitcast ptr %tmp4 to ptr br label %bb7 bb7: ; preds = %bb37, %bb3 %tmp8 = phi ptr [ %tmp5, %bb3 ], [ %tmp18, %bb37 ] %tmp10 = phi i32 [ undef, %bb3 ], [ %tmp48, %bb37 ] %tmp12 = phi i32 [ 0, %bb3 ], [ 6, %bb37 ] %tmp13 = phi double [ 0.000000e+00, %bb3 ], [ 2.000000e+00, %bb37 ] %tmp14 = zext i32 %tmp10 to i64 br i1 undef, label %bb26, label %bb15 bb15: ; preds = %bb7 %tmp16 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr nonnull elementtype(void ()) @wibble, i32 0, i32 0, i32 0, i32 0) ["deopt" (i32 1, i32 0, i32 99, i32 0, i32 12, i32 0, i32 10, i32 %tmp10, i32 10, i32 0, i32 10, i32 %tmp12, i32 10, i32 undef, i32 6, float undef, i32 7, double %tmp13, i32 99, ptr null, i32 7, double undef, i32 99, ptr null, i32 13, ptr %tmp, i32 7, double undef, i32 99, ptr null, ptr undef)] br label %bb26 bb26: ; preds = %bb15, %bb7 %tmp18 = phi ptr [ %tmp8, %bb7 ], [ undef, %bb15 ] %tmp20 = sub i32 0, 0 %tmp21 = select i1 undef, i32 0, i32 %tmp20 %tmp22 = sext i32 %tmp21 to i64 %tmp23 = load ptr, ptr @global.1, align 8 %tmp24 = icmp eq ptr %tmp23, null %tmp25 = select i1 %tmp24, ptr null, ptr undef %tmp27 = load i32, ptr undef, align 4 %sunkaddr = mul i64 %tmp14, 8 %tmp2 = bitcast ptr %tmp18 to ptr %sunkaddr1 = getelementptr i8, ptr %tmp2, i64 %sunkaddr %tmp3 = bitcast ptr %sunkaddr1 to ptr %tmp28 = load i64, ptr %tmp3, align 8 %tmp29 = add i64 %tmp28, 1 store i64 %tmp29, ptr %tmp3, align 8 %tmp30 = trunc i64 %tmp28 to i32 %tmp31 = sub i32 %tmp27, %tmp30 store i32 %tmp31, ptr undef, align 4 %tmp32 = getelementptr inbounds i8, ptr %tmp25, i64 768 %tmp33 = bitcast ptr %tmp32 to ptr %tmp34 = load i64, ptr %tmp33, align 8 br i1 undef, label %bb37, label %bb35 bb35: ; preds = %bb26 %tmp36 = call ptr @ham(ptr undef, ptr nonnull @global) br label %bb37 bb37: ; preds = %bb35, %bb26 %tmp38 = phi ptr [ %tmp36, %bb35 ], [ undef, %bb26 ] %tmp39 = getelementptr inbounds i8, ptr %tmp38, i64 760 %tmp40 = bitcast ptr %tmp39 to ptr %tmp41 = load i64, ptr %tmp40, align 8 %tmp42 = icmp slt i64 %tmp34, %tmp41 %tmp43 = select i1 %tmp42, i64 %tmp41, i64 %tmp34 %tmp44 = and i64 %tmp43, 63 %tmp45 = ashr i64 %tmp29, %tmp44 %sunkaddr2 = mul i64 %tmp14, 8 %tmp6 = bitcast ptr %tmp18 to ptr %sunkaddr3 = getelementptr i8, ptr %tmp6, i64 %sunkaddr2 %tmp7 = bitcast ptr %sunkaddr3 to ptr store i64 %tmp45, ptr %tmp7, align 8 %tmp46 = sub i64 0, %tmp22 store i64 %tmp46, ptr undef, align 8 %tmp47 = add nsw i32 %tmp12, 1 %tmp48 = add i32 %tmp10, 1 %tmp49 = icmp sgt i32 %tmp48, 15140 br i1 %tmp49, label %bb51.loopexit, label %bb7 bb51.loopexit: ; preds = %bb37 %tmp9 = add i32 %tmp10, 1 br label %bb51 bb51: ; preds = %bb51.loopexit, %bb2 %tmp52 = phi i32 [ %tmp47, %bb51.loopexit ], [ 0, %bb2 ] %tmp53 = phi double [ 2.000000e+00, %bb51.loopexit ], [ 0.000000e+00, %bb2 ] %tmp54 = phi i32 [ %tmp9, %bb51.loopexit ], [ undef, %bb2 ] %tmp56 = add i32 %tmp54, 0 %tmp57 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr nonnull elementtype(void (i32)) @wobble, i32 1, i32 0, i32 -121, i32 0, i32 0) ["deopt" (i32 1, i32 0, i32 270, i32 4, i32 12, i32 0, i32 11, i64 undef, i32 99, ptr null, i32 10, i32 %tmp56, i32 6, float undef, i32 99, ptr null, i32 99, ptr null, i32 10, i32 %tmp52, i32 10, i32 undef, i32 99, ptr null, i32 7, double %tmp53, i32 99, ptr null, i32 7, double undef, i32 99, ptr null, i32 13, ptr undef, i32 99, ptr null, i32 99, ptr null, ptr undef)] unreachable bb59: ; preds = %bb2 %tmp61 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr nonnull elementtype(void (i32)) @wobble, i32 1, i32 0, i32 8, i32 0, i32 0) ["deopt" (i32 1, i32 0, i32 123, i32 4, i32 12, i32 0, i32 13, ptr null, i32 99, i32 undef, i32 13, ptr null, i32 10, i32 undef, i32 99, i32 undef, i32 99, i32 undef, i32 99, i32 undef, i32 99, ptr null, i32 99, float undef, i32 99, double undef, i32 99, ptr null, i32 99, double undef, i32 99, ptr null, i32 13, ptr null, i32 99, double undef, i32 99, ptr null)] unreachable } declare void @wibble() declare void @wobble(i32) declare token @llvm.experimental.gc.statepoint.p0(i64, i32, ptr, i32, i32, ...) declare void @llvm.stackprotector(ptr, ptr) #0 attributes #0 = { nounwind } !0 = !{} ... --- name: eggs alignment: 16 tracksRegLiveness: true fixedStack: - { id: 0, type: spill-slot, offset: -56, size: 8, alignment: 8, callee-saved-register: '$rbx' } - { id: 1, type: spill-slot, offset: -48, size: 8, alignment: 16, callee-saved-register: '$r12' } - { id: 2, type: spill-slot, offset: -40, size: 8, alignment: 8, callee-saved-register: '$r13' } - { id: 3, type: spill-slot, offset: -32, size: 8, alignment: 16, callee-saved-register: '$r14' } - { id: 4, type: spill-slot, offset: -24, size: 8, alignment: 8, callee-saved-register: '$r15' } - { id: 5, type: spill-slot, offset: -16, size: 8, alignment: 16, callee-saved-register: '$rbp' } stack: - { id: 0, offset: -88, size: 8, alignment: 8 } - { id: 1, offset: -96, size: 8, alignment: 8 } - { id: 2, offset: -104, size: 8, alignment: 8 } - { id: 3, offset: -64, size: 8, alignment: 8 } - { id: 4, type: spill-slot, offset: -72, size: 8, alignment: 8 } - { id: 5, type: spill-slot, offset: -80, size: 8, alignment: 8 } constants: - id: 0 value: 'double 2.000000e+00' alignment: 8 body: | bb.0.bb: successors: %bb.1.bb2(0x00000800), %bb.3.bb3(0x7ffff800) liveins: $rbp, $r15, $r14, $r13, $r12, $rbx frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp frame-setup PUSH64r killed $r15, implicit-def $rsp, implicit $rsp frame-setup PUSH64r killed $r14, implicit-def $rsp, implicit $rsp frame-setup PUSH64r killed $r13, implicit-def $rsp, implicit $rsp frame-setup PUSH64r killed $r12, implicit-def $rsp, implicit $rsp frame-setup PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp $rsp = frame-setup SUB64ri8 $rsp, 56, implicit-def dead $eflags CALL64r undef $rax, csr_64, implicit $rsp, implicit undef $rdi, implicit undef $rsi, implicit-def $rsp, implicit-def $rax TEST64rr $rax, $rax, implicit-def $eflags JCC_1 %bb.3.bb3, 5, implicit killed $eflags bb.1.bb2: successors: %bb.2(0x40000000), %bb.13.bb59(0x40000000) $ebp = XOR32rr undef $ebp, undef $ebp, implicit-def dead $eflags TEST8rr $bpl, $bpl, implicit-def $eflags JCC_1 %bb.13.bb59, 4, implicit killed $eflags bb.2: successors: %bb.12.bb51(0x80000000) liveins: $ebp $xmm0 = XORPSrr undef $xmm0, undef $xmm0 $ebx = IMPLICIT_DEF implicit-def $rbx JMP_1 %bb.12.bb51 bb.3.bb3: successors: %bb.4.bb7(0x80000000) liveins: $rax MOV64mr $rsp, 1, $noreg, 32, $noreg, $rax :: (store (s64) into %stack.5) $r12 = MOV64rr killed $rax $r12 = ADD64ri8 killed $r12, 16, implicit-def dead $eflags $xmm0 = XORPSrr undef $xmm0, undef $xmm0 $esi = XOR32rr undef $esi, undef $esi, implicit-def dead $eflags $rax = MOV64ri %const.0 $xmm1 = MOVSDrm_alt killed $rax, 1, $noreg, 0, $noreg :: (load (s64) from constant-pool) MOVSDmr $rsp, 1, $noreg, 40, $noreg, killed $xmm1 :: (store (s64) into %stack.4) $eax = IMPLICIT_DEF $ecx = XOR32rr undef $ecx, undef $ecx, implicit-def dead $eflags bb.4.bb7: successors: %bb.6.bb26(0x40000000), %bb.5.bb15(0x40000000) liveins: $eax, $ecx, $esi, $r12, $xmm0 $ebp = MOV32rr killed $ecx $ebx = MOV32rr killed $eax, implicit-def $rbx $r14d = MOV32rr $ebx, implicit-def $r14 TEST8rr $sil, $sil, implicit-def $eflags JCC_1 %bb.6.bb26, 5, implicit $eflags bb.5.bb15: successors: %bb.6.bb26(0x80000000) liveins: $ebp, $rbx, $r14, $xmm0 MOV32mr $rsp, 1, $noreg, 24, $noreg, $ebx :: (store (s32) into %stack.0, align 8) MOV32mr $rsp, 1, $noreg, 16, $noreg, $ebp :: (store (s32) into %stack.1, align 8) MOVSDmr $rsp, 1, $noreg, 8, $noreg, killed $xmm0 :: (store (s64) into %stack.2) $rax = MOV64rm $rsp, 1, $noreg, 32, $noreg :: (load (s64) from %stack.5) MOV64mr $rsp, 1, $noreg, 48, $noreg, killed $rax :: (store (s64) into %stack.3) $rax = MOV64ri @wibble STATEPOINT 2882400000, 0, 0, killed $rax, 2, 0, 2, 0, 2, 30, 2, 1, 2, 0, 2, 99, 2, 0, 2, 12, 2, 0, 2, 10, 1, 8, $rsp, 24, 2, 10, 2, 0, 2, 10, 1, 8, $rsp, 16, 2, 10, 2, 4278124286, 2, 6, 2, 4278124286, 2, 7, 1, 8, $rsp, 8, 2, 99, 2, 0, 2, 7, 2, 4278124286, 2, 99, 2, 0, 2, 13, 1, 8, $rsp, 48, 2, 7, 2, 4278124286, 2, 99, 2, 0, 2, 0, 2, 0, 2, 0, csr_64, implicit-def $rsp :: (volatile load (s64) from %stack.0), (volatile load (s64) from %stack.1), (volatile load (s64) from %stack.2), (volatile load (s64) from %stack.3) $esi = XOR32rr undef $esi, undef $esi, implicit-def dead $eflags $r12 = IMPLICIT_DEF bb.6.bb26: successors: %bb.8.bb37(0x40000000), %bb.7.bb35(0x40000000) liveins: $ebp, $esi, $rbx, $r12, $r14 $rax = MOV64ri @global.1 $rax = MOV64rm killed $rax, 1, $noreg, 0, $noreg :: (dereferenceable load (s64) from @global.1) TEST64rr $rax, $rax, implicit-def $eflags $rax = CMOV64rr undef $rax, killed $rax, 4, implicit killed $eflags $ecx = MOV32rm undef $rax, 1, $noreg, 0, $noreg :: (load (s32) from `ptr undef`) $rdx = MOV64rm $r12, 8, $r14, 0, $noreg :: (load (s64) from %ir.tmp3) $r15 = LEA64r $rdx, 1, $noreg, 1, _ MOV64mr $r12, 8, $r14, 0, $noreg, $r15 :: (store (s64) into %ir.tmp3) $ecx = SUB32rr killed $ecx, $edx, implicit-def dead $eflags, implicit killed $rdx MOV32mr undef $rax, 1, $noreg, 0, $noreg, killed $ecx :: (store (s32) into `ptr undef`) $r13 = MOV64rm killed $rax, 1, $noreg, 768, $noreg :: (load (s64) from %ir.tmp33) TEST8rr $sil, $sil, implicit-def $eflags $rax = IMPLICIT_DEF JCC_1 %bb.8.bb37, 5, implicit $eflags bb.7.bb35: successors: %bb.8.bb37(0x80000000) liveins: $ebp, $rbx, $r12, $r13, $r14, $r15 $rsi = MOV64ri @global $rax = MOV64ri @ham CALL64r killed $rax, csr_64, implicit $rsp, implicit undef $rdi, implicit $rsi, implicit-def $rsp, implicit-def $rax $esi = XOR32rr undef $esi, undef $esi, implicit-def dead $eflags bb.8.bb37: successors: %bb.9.bb37(0x40000000), %bb.10.bb37(0x40000000) liveins: $ebp, $esi, $rax, $rbx, $r12, $r13, $r14, $r15 $rcx = MOV64rm killed $rax, 1, $noreg, 760, $noreg :: (load (s64) from %ir.tmp40) CMP64rr $r13, $rcx, implicit-def $eflags JCC_1 %bb.10.bb37, 12, implicit $eflags bb.9.bb37: successors: %bb.10.bb37(0x80000000) liveins: $ebp, $esi, $rbx, $r12, $r13, $r14, $r15 $cl = MOV8rr $r13b, implicit killed $r13, implicit-def $rcx bb.10.bb37: successors: %bb.11.bb51.loopexit(0x00000800), %bb.4.bb7(0x7ffff800) liveins: $ebp, $esi, $rbx, $rcx, $r12, $r14, $r15 $cl = KILL $cl, implicit killed $rcx $r15 = SAR64rCL killed $r15, implicit-def dead $eflags, implicit $cl MOV64mr $r12, 8, killed $r14, 0, $noreg, killed $r15 :: (store (s64) into %ir.tmp7) MOV64mi32 undef $rax, 1, $noreg, 0, $noreg, 0 :: (store (s64) into `ptr undef`) $eax = LEA64_32r $rbx, 1, $noreg, 1, _ $ecx = MOV32ri 6 CMP32ri $eax, 15141, implicit-def $eflags $xmm0 = MOVSDrm_alt $rsp, 1, $noreg, 40, $noreg :: (load (s64) from %stack.4) JCC_1 %bb.4.bb7, 12, implicit $eflags bb.11.bb51.loopexit: successors: %bb.12.bb51(0x80000000) liveins: $ebp, $rbx $ebp = INC32r killed $ebp, implicit-def dead $eflags $ebx = INC32r $ebx, implicit-def dead $eflags, implicit killed $rbx, implicit-def $rbx $rax = MOV64ri %const.0 $xmm0 = MOVSDrm_alt killed $rax, 1, $noreg, 0, $noreg :: (load (s64) from constant-pool) bb.12.bb51: liveins: $ebp, $rbx, $xmm0 MOV32mr $rsp, 1, $noreg, 24, $noreg, $ebx, implicit killed $rbx :: (store (s32) into %stack.0, align 8) MOV32mr $rsp, 1, $noreg, 16, $noreg, killed $ebp :: (store (s32) into %stack.1, align 8) MOVSDmr $rsp, 1, $noreg, 8, $noreg, killed $xmm0 :: (store (s64) into %stack.2) $rax = MOV64ri @wobble $edi = MOV32ri -121 STATEPOINT 2882400000, 0, 1, killed $rax, $edi, 2, 0, 2, 0, 2, 38, 2, 1, 2, 0, 2, 270, 2, 4, 2, 12, 2, 0, 2, 11, 2, 4278124286, 2, 99, 2, 0, 2, 10, 1, 8, $rsp, 24, 2, 6, 2, 4278124286, 2, 99, 2, 0, 2, 99, 2, 0, 2, 10, 1, 8, $rsp, 16, 2, 10, 2, 4278124286, 2, 99, 2, 0, 2, 7, 1, 8, $rsp, 8, 2, 99, 2, 0, 2, 7, 2, 4278124286, 2, 99, 2, 0, 2, 13, 2, 4278124286, 2, 99, 2, 0, 2, 99, 2, 0, 2, 0, 2, 0, 2, 0, csr_64, implicit-def $rsp :: (volatile load (s64) from %stack.0), (volatile load (s64) from %stack.1), (volatile load (s64) from %stack.2) bb.13.bb59: $rax = MOV64ri @wobble $edi = MOV32ri 8 STATEPOINT 2882400000, 0, 1, killed $rax, $edi, 2, 0, 2, 0, 2, 38, 2, 1, 2, 0, 2, 123, 2, 4, 2, 12, 2, 0, 2, 13, 2, 0, 2, 99, 2, 4278124286, 2, 13, 2, 0, 2, 10, 2, 4278124286, 2, 99, 2, 4278124286, 2, 99, 2, 4278124286, 2, 99, 2, 4278124286, 2, 99, 2, 0, 2, 99, 2, 4278124286, 2, 99, 2, 4278124286, 2, 99, 2, 0, 2, 99, 2, 4278124286, 2, 99, 2, 0, 2, 13, 2, 0, 2, 99, 2, 4278124286, 2, 99, 2, 0, 2, 0, 2, 0, 2, 0, csr_64, implicit-def $rsp ...