| # 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 i8* | |
| @global.1 = external global i8* | |
| declare i8* @ham(i8*, i8**) | |
| define void @eggs(i8* %arg) gc "statepoint-example" { | |
| bb: | |
| %tmp = call i8* undef(i8* undef, i8** undef) | |
| %tmp1 = icmp eq i8* %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, i8* %tmp, i64 16 | |
| %tmp5 = bitcast i8* %tmp4 to i64* | |
| br label %bb7 | |
| bb7: ; preds = %bb37, %bb3 | |
| %tmp8 = phi i64* [ %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, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* nonnull @wibble, i32 0, i32 0, i32 0, i32 30, 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, i8* null, i32 7, double undef, i32 99, i8* null, i32 13, i8* %tmp, i32 7, double undef, i32 99, i8* null, i8* undef) | |
| br label %bb26 | |
| bb26: ; preds = %bb15, %bb7 | |
| %tmp18 = phi i64* [ %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 i8*, i8** @global.1, align 8 | |
| %tmp24 = icmp eq i8* %tmp23, null | |
| %tmp25 = select i1 %tmp24, i8* null, i8* undef | |
| %tmp27 = load i32, i32* undef, align 4 | |
| %sunkaddr = mul i64 %tmp14, 8 | |
| %tmp2 = bitcast i64* %tmp18 to i8* | |
| %sunkaddr1 = getelementptr i8, i8* %tmp2, i64 %sunkaddr | |
| %tmp3 = bitcast i8* %sunkaddr1 to i64* | |
| %tmp28 = load i64, i64* %tmp3, align 8 | |
| %tmp29 = add i64 %tmp28, 1 | |
| store i64 %tmp29, i64* %tmp3, align 8 | |
| %tmp30 = trunc i64 %tmp28 to i32 | |
| %tmp31 = sub i32 %tmp27, %tmp30 | |
| store i32 %tmp31, i32* undef, align 4 | |
| %tmp32 = getelementptr inbounds i8, i8* %tmp25, i64 768 | |
| %tmp33 = bitcast i8* %tmp32 to i64* | |
| %tmp34 = load i64, i64* %tmp33, align 8 | |
| br i1 undef, label %bb37, label %bb35 | |
| bb35: ; preds = %bb26 | |
| %tmp36 = call i8* @ham(i8* undef, i8** nonnull @global) | |
| br label %bb37 | |
| bb37: ; preds = %bb35, %bb26 | |
| %tmp38 = phi i8* [ %tmp36, %bb35 ], [ undef, %bb26 ] | |
| %tmp39 = getelementptr inbounds i8, i8* %tmp38, i64 760 | |
| %tmp40 = bitcast i8* %tmp39 to i64* | |
| %tmp41 = load i64, i64* %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 i64* %tmp18 to i8* | |
| %sunkaddr3 = getelementptr i8, i8* %tmp6, i64 %sunkaddr2 | |
| %tmp7 = bitcast i8* %sunkaddr3 to i64* | |
| store i64 %tmp45, i64* %tmp7, align 8 | |
| %tmp46 = sub i64 0, %tmp22 | |
| store i64 %tmp46, i64* 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, void (i32)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidi32f(i64 2882400000, i32 0, void (i32)* nonnull @wobble, i32 1, i32 0, i32 -121, i32 0, i32 38, i32 1, i32 0, i32 270, i32 4, i32 12, i32 0, i32 11, i64 undef, i32 99, i8* null, i32 10, i32 %tmp56, i32 6, float undef, i32 99, i8* null, i32 99, i8* null, i32 10, i32 %tmp52, i32 10, i32 undef, i32 99, i8* null, i32 7, double %tmp53, i32 99, i8* null, i32 7, double undef, i32 99, i8* null, i32 13, i8* undef, i32 99, i8* null, i32 99, i8* null, i8* undef) | |
| unreachable | |
| bb59: ; preds = %bb2 | |
| %tmp61 = call token (i64, i32, void (i32)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidi32f(i64 2882400000, i32 0, void (i32)* nonnull @wobble, i32 1, i32 0, i32 8, i32 0, i32 38, i32 1, i32 0, i32 123, i32 4, i32 12, i32 0, i32 13, i8* null, i32 99, i32 undef, i32 13, i8* null, i32 10, i32 undef, i32 99, i32 undef, i32 99, i32 undef, i32 99, i32 undef, i32 99, i8* null, i32 99, float undef, i32 99, double undef, i32 99, i8* null, i32 99, double undef, i32 99, i8* null, i32 13, i8* null, i32 99, double undef, i32 99, i8* null) | |
| unreachable | |
| } | |
| declare void @wibble() | |
| declare void @wobble(i32) | |
| declare token @llvm.experimental.gc.statepoint.p0f_isVoidi32f(i64, i32, void (i32)*, i32, i32, ...) | |
| declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) | |
| ; Function Attrs: nounwind | |
| declare void @llvm.stackprotector(i8*, i8**) #0 | |
| attributes #0 = { nounwind } | |
| !0 = !{} | |
| ... | |
| --- | |
| name: eggs | |
| alignment: 4 | |
| 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 | |
| JNE_1 %bb.3.bb3, 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 | |
| JE_1 %bb.13.bb59, 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 8 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 killed $rax, 1, $noreg, 0, $noreg :: (load 8 from constant-pool) | |
| MOVSDmr $rsp, 1, $noreg, 40, $noreg, killed $xmm1 :: (store 8 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 | |
| JNE_1 %bb.6.bb26, implicit $eflags | |
| bb.5.bb15: | |
| successors: %bb.6.bb26(0x80000000) | |
| liveins: $ebp, $rbx, $r14, $xmm0 | |
| MOV32mr $rsp, 1, $noreg, 24, $noreg, $ebx :: (store 4 into %stack.0, align 8) | |
| MOV32mr $rsp, 1, $noreg, 16, $noreg, $ebp :: (store 4 into %stack.1, align 8) | |
| MOVSDmr $rsp, 1, $noreg, 8, $noreg, killed $xmm0 :: (store 8 into %stack.2) | |
| $rax = MOV64rm $rsp, 1, $noreg, 32, $noreg :: (load 8 from %stack.5) | |
| MOV64mr $rsp, 1, $noreg, 48, $noreg, killed $rax :: (store 8 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, csr_64, implicit-def $rsp :: (volatile load 8 from %stack.0), (volatile load 8 from %stack.1), (volatile load 8 from %stack.2), (volatile load 8 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 8 from @global.1) | |
| TEST64rr $rax, $rax, implicit-def $eflags | |
| $rax = CMOVE64rr undef $rax, killed $rax, implicit killed $eflags | |
| $ecx = MOV32rm undef $rax, 1, $noreg, 0, $noreg :: (load 4 from `i32* undef`) | |
| $rdx = MOV64rm $r12, 8, $r14, 0, $noreg :: (load 8 from %ir.tmp3) | |
| $r15 = LEA64r $rdx, 1, $noreg, 1, _ | |
| MOV64mr $r12, 8, $r14, 0, $noreg, $r15 :: (store 8 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 4 into `i32* undef`) | |
| $r13 = MOV64rm killed $rax, 1, $noreg, 768, $noreg :: (load 8 from %ir.tmp33) | |
| TEST8rr $sil, $sil, implicit-def $eflags | |
| $rax = IMPLICIT_DEF | |
| JNE_1 %bb.8.bb37, 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 8 from %ir.tmp40) | |
| CMP64rr $r13, $rcx, implicit-def $eflags | |
| JL_1 %bb.10.bb37, 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 8 into %ir.tmp7) | |
| MOV64mi32 undef $rax, 1, $noreg, 0, $noreg, 0 :: (store 8 into `i64* undef`) | |
| $eax = LEA64_32r $rbx, 1, $noreg, 1, _ | |
| $ecx = MOV32ri 6 | |
| CMP32ri $eax, 15141, implicit-def $eflags | |
| $xmm0 = MOVSDrm $rsp, 1, $noreg, 40, $noreg :: (load 8 from %stack.4) | |
| JL_1 %bb.4.bb7, 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 killed $rax, 1, $noreg, 0, $noreg :: (load 8 from constant-pool) | |
| bb.12.bb51: | |
| liveins: $ebp, $rbx, $xmm0 | |
| MOV32mr $rsp, 1, $noreg, 24, $noreg, $ebx, implicit killed $rbx :: (store 4 into %stack.0, align 8) | |
| MOV32mr $rsp, 1, $noreg, 16, $noreg, killed $ebp :: (store 4 into %stack.1, align 8) | |
| MOVSDmr $rsp, 1, $noreg, 8, $noreg, killed $xmm0 :: (store 8 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, csr_64, implicit-def $rsp :: (volatile load 8 from %stack.0), (volatile load 8 from %stack.1), (volatile load 8 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, csr_64, implicit-def $rsp | |
| ... |