; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -max-registers-for-gc-values=4 -fixup-allow-gcptr-in-csr=true < %s | FileCheck %s target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-pc-linux-gnu" declare i1 @return_i1() declare void @func() declare void @consume(ptr addrspace(1)) declare i32 @consume1(i32) gc "statepoint-example" declare void @consume2(ptr addrspace(1), ptr addrspace(1)) declare void @consume3(float) gc "statepoint-example" declare float @consume4(i64) gc "statepoint-example" declare void @consume5(ptr addrspace(1), ptr addrspace(1), ptr addrspace(1), ptr addrspace(1), ptr addrspace(1)) declare void @use1(ptr addrspace(1), ptr addrspace(1)) ; test most simple relocate define i1 @test_relocate(ptr addrspace(1) %a) gc "statepoint-example" { ; CHECK-LABEL: test_relocate: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %rbp, -16 ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: callq return_i1@PLT ; CHECK-NEXT: .Ltmp0: ; CHECK-NEXT: movl %eax, %ebp ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: callq consume@PLT ; CHECK-NEXT: movl %ebp, %eax ; CHECK-NEXT: addq $8, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) %a)] %rel1 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 0) %res1 = call zeroext i1 @llvm.experimental.gc.result.i1(token %safepoint_token) call void @consume(ptr addrspace(1) %rel1) ret i1 %res1 } ; test pointer variables intermixed with pointer constants define void @test_mixed(ptr addrspace(1) %a, ptr addrspace(1) %b, ptr addrspace(1) %c) gc "statepoint-example" { ; CHECK-LABEL: test_mixed: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %r15 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset %rbx, -32 ; CHECK-NEXT: .cfi_offset %r14, -24 ; CHECK-NEXT: .cfi_offset %r15, -16 ; CHECK-NEXT: movq %rdx, %rbx ; CHECK-NEXT: movq %rsi, %r14 ; CHECK-NEXT: movq %rdi, %r15 ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp1: ; CHECK-NEXT: movq %r15, %rdi ; CHECK-NEXT: xorl %esi, %esi ; CHECK-NEXT: movq %r14, %rdx ; CHECK-NEXT: xorl %ecx, %ecx ; CHECK-NEXT: movq %rbx, %r8 ; CHECK-NEXT: callq consume5@PLT ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %r15 ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) %a, ptr addrspace(1) null, ptr addrspace(1) %b, ptr addrspace(1) null, ptr addrspace(1) %c)] %rel1 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 0) %rel2 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 1, i32 1) %rel3 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 2, i32 2) %rel4 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 3, i32 3) %rel5 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 4, i32 4) call void @consume5(ptr addrspace(1) %rel1, ptr addrspace(1) %rel2, ptr addrspace(1) %rel3, ptr addrspace(1) %rel4, ptr addrspace(1) %rel5) ret void } ; same as above, but for alloca define ptr addrspace(1) @test_alloca(ptr addrspace(1) %ptr) gc "statepoint-example" { ; CHECK-LABEL: test_alloca: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %r14, -16 ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: movq %rdi, (%rsp) ; CHECK-NEXT: callq return_i1@PLT ; CHECK-NEXT: .Ltmp2: ; CHECK-NEXT: movq (%rsp), %r14 ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: callq consume@PLT ; CHECK-NEXT: movq %r14, %rax ; CHECK-NEXT: addq $8, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %alloca = alloca ptr addrspace(1), align 8 store ptr addrspace(1) %ptr, ptr %alloca %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr %alloca, ptr addrspace(1) %ptr)] %rel1 = load ptr addrspace(1), ptr %alloca %rel2 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 1, i32 1) call void @consume(ptr addrspace(1) %rel2) ret ptr addrspace(1) %rel1 } ; test base != derived define void @test_base_derived(ptr addrspace(1) %base, ptr addrspace(1) %derived) gc "statepoint-example" { ; CHECK-LABEL: test_base_derived: ; CHECK: # %bb.0: ; CHECK-NEXT: pushq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %r14, -16 ; CHECK-NEXT: movq %rsi, %rbx ; CHECK-NEXT: movq %rdi, %r14 ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp3: ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: callq consume@PLT ; CHECK-NEXT: addq $8, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) %base, ptr addrspace(1) %derived)] %reloc = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 1) call void @consume(ptr addrspace(1) %reloc) ret void } ; deopt GC pointer not present in GC args goes on reg. define void @test_deopt_gcpointer(ptr addrspace(1) %a, ptr addrspace(1) %b) gc "statepoint-example" { ; CHECK-LABEL: test_deopt_gcpointer: ; CHECK: # %bb.0: ; CHECK-NEXT: pushq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %r14, -16 ; CHECK-NEXT: movq %rsi, %rbx ; CHECK-NEXT: movq %rdi, %r14 ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp4: ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: callq consume@PLT ; CHECK-NEXT: addq $8, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["deopt" (ptr addrspace(1) %a), "gc-live" (ptr addrspace(1) %b)] %rel = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 0) call void @consume(ptr addrspace(1) %rel) ret void } ;; Two gc.relocates of the same input, should require only a single spill/fill define void @test_gcrelocate_uniqueing(ptr addrspace(1) %ptr) gc "statepoint-example" { ; CHECK-LABEL: test_gcrelocate_uniqueing: ; CHECK: # %bb.0: ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: .cfi_offset %rbx, -16 ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp5: ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: movq %rbx, %rsi ; CHECK-NEXT: callq consume2@PLT ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq %tok = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["deopt" (ptr addrspace(1) %ptr, i32 undef), "gc-live" (ptr addrspace(1) %ptr, ptr addrspace(1) %ptr)] %a = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0) %b = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 1, i32 1) call void @consume2(ptr addrspace(1) %a, ptr addrspace(1) %b) ret void } ; Two gc.relocates of a bitcasted pointer should only require a single spill/fill define void @test_gcptr_uniqueing(ptr addrspace(1) %ptr) gc "statepoint-example" { ; CHECK-LABEL: test_gcptr_uniqueing: ; CHECK: # %bb.0: ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: .cfi_offset %rbx, -16 ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp6: ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: movq %rbx, %rsi ; CHECK-NEXT: callq use1@PLT ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq %tok = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["deopt" (ptr addrspace(1) %ptr, i32 undef), "gc-live" (ptr addrspace(1) %ptr, ptr addrspace(1) %ptr)] %a = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 0, i32 0) %b = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %tok, i32 1, i32 1) call void @use1(ptr addrspace(1) %a, ptr addrspace(1) %b) ret void } ; ; Cross-basicblock relocates are handled with spilling for now. define i1 @test_cross_bb(ptr addrspace(1) %a, i1 %external_cond) gc "statepoint-example" { ; CHECK-LABEL: test_cross_bb: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %rbp, -16 ; CHECK-NEXT: movl %esi, %ebp ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: callq return_i1@PLT ; CHECK-NEXT: .Ltmp7: ; CHECK-NEXT: testb $1, %bpl ; CHECK-NEXT: je .LBB7_2 ; CHECK-NEXT: # %bb.1: # %left ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: movl %eax, %ebx ; CHECK-NEXT: callq consume@PLT ; CHECK-NEXT: movl %ebx, %eax ; CHECK-NEXT: jmp .LBB7_3 ; CHECK-NEXT: .LBB7_2: # %right ; CHECK-NEXT: movb $1, %al ; CHECK-NEXT: .LBB7_3: # %right ; CHECK-NEXT: addq $8, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i1 ()) @return_i1, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) %a)] br i1 %external_cond, label %left, label %right left: %call1 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 0) %call2 = call zeroext i1 @llvm.experimental.gc.result.i1(token %safepoint_token) call void @consume(ptr addrspace(1) %call1) ret i1 %call2 right: ret i1 true } ; No need to check post-regalloc output as it is the same define i1 @duplicate_reloc() gc "statepoint-example" { ; CHECK-LABEL: duplicate_reloc: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp8: ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp9: ; CHECK-NEXT: movb $1, %al ; CHECK-NEXT: popq %rcx ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) null, ptr addrspace(1) null)] %base = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 0) %derived = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 1) %safepoint_token2 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) %base, ptr addrspace(1) %derived)] %base_reloc = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token2, i32 0, i32 0) %derived_reloc = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token2, i32 0, i32 1) %cmp1 = icmp eq ptr addrspace(1) %base_reloc, null %cmp2 = icmp eq ptr addrspace(1) %derived_reloc, null %cmp = and i1 %cmp1, %cmp2 ret i1 %cmp } ; Vectors cannot go in VRegs ; No need to check post-regalloc output as it is lowered using old scheme define <2 x ptr addrspace(1)> @test_vector(<2 x ptr addrspace(1)> %obj) gc "statepoint-example" { ; CHECK-LABEL: test_vector: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: subq $24, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: movaps %xmm0, (%rsp) ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp10: ; CHECK-NEXT: movaps (%rsp), %xmm0 ; CHECK-NEXT: addq $24, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["gc-live" (<2 x ptr addrspace(1)> %obj)] %obj.relocated = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token %safepoint_token, i32 0, i32 0) ; (%obj, %obj) ret <2 x ptr addrspace(1)> %obj.relocated } ; test limit on amount of vregs define void @test_limit(ptr addrspace(1) %a, ptr addrspace(1) %b, ptr addrspace(1) %c, ptr addrspace(1) %d, ptr addrspace(1) %e) gc "statepoint-example" { ; CHECK-LABEL: test_limit: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %r15 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: pushq %r12 ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 40 ; CHECK-NEXT: pushq %rax ; CHECK-NEXT: .cfi_def_cfa_offset 48 ; CHECK-NEXT: .cfi_offset %rbx, -40 ; CHECK-NEXT: .cfi_offset %r12, -32 ; CHECK-NEXT: .cfi_offset %r14, -24 ; CHECK-NEXT: .cfi_offset %r15, -16 ; CHECK-NEXT: movq %r8, %rbx ; CHECK-NEXT: movq %rcx, %r14 ; CHECK-NEXT: movq %rdx, %r15 ; CHECK-NEXT: movq %rsi, %r12 ; CHECK-NEXT: movq %rdi, (%rsp) ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp11: ; CHECK-NEXT: movq (%rsp), %rdi ; CHECK-NEXT: movq %r12, %rsi ; CHECK-NEXT: movq %r15, %rdx ; CHECK-NEXT: movq %r14, %rcx ; CHECK-NEXT: movq %rbx, %r8 ; CHECK-NEXT: callq consume5@PLT ; CHECK-NEXT: addq $8, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 40 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: popq %r12 ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %r14 ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %r15 ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["gc-live" (ptr addrspace(1) %a, ptr addrspace(1) %b, ptr addrspace(1) %c, ptr addrspace(1) %d, ptr addrspace(1) %e)] %rel1 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 0, i32 0) %rel2 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 1, i32 1) %rel3 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 2, i32 2) %rel4 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 3, i32 3) %rel5 = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token, i32 4, i32 4) call void @consume5(ptr addrspace(1) %rel1, ptr addrspace(1) %rel2, ptr addrspace(1) %rel3, ptr addrspace(1) %rel4, ptr addrspace(1) %rel5) ret void } ; test ISEL for constant base pointer - must properly tie operands define void @test_const_base(ptr addrspace(1) %a) gc "statepoint-example" { ; CHECK-LABEL: test_const_base: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: .cfi_offset %rbx, -16 ; CHECK-NEXT: movq %rdi, %rbx ; CHECK-NEXT: callq func@PLT ; CHECK-NEXT: .Ltmp12: ; CHECK-NEXT: movq %rbx, %rdi ; CHECK-NEXT: callq consume@PLT ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %token1 = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) @func, i32 0, i32 0, i32 0, i32 0) ["deopt" (i32 0, i32 1, i32 7, ptr addrspace(1) null, i32 9), "gc-live" (ptr addrspace(1) null, ptr addrspace(1) %a)] %rel = call ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token1, i32 0, i32 1) call void @consume(ptr addrspace(1) %rel) ret void } ; test multiple statepoints/relocates within single block. ; relocates must be properly scheduled w.r.t. statepoints define void @test_sched(float %0, i32 %1, ptr addrspace(1) %2) gc "statepoint-example" { ; CHECK-LABEL: test_sched: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: subq $24, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 48 ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: .cfi_offset %rbp, -16 ; CHECK-NEXT: movq %rsi, %rbx ; CHECK-NEXT: movl %edi, %ebp ; CHECK-NEXT: movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill ; CHECK-NEXT: callq consume3@PLT ; CHECK-NEXT: .Ltmp13: ; CHECK-NEXT: xorps %xmm0, %xmm0 ; CHECK-NEXT: cvtsi2sd %ebp, %xmm0 ; CHECK-NEXT: movsd %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill ; CHECK-NEXT: nopl 8(%rax,%rax) ; CHECK-NEXT: .Ltmp14: ; CHECK-NEXT: movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload ; CHECK-NEXT: # xmm0 = mem[0],zero,zero,zero ; CHECK-NEXT: movss %xmm0, (%rsp) ; CHECK-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 8-byte Reload ; CHECK-NEXT: # xmm0 = mem[0],zero ; CHECK-NEXT: movsd %xmm0, {{[0-9]+}}(%rsp) ; CHECK-NEXT: nopl 8(%rax,%rax) ; CHECK-NEXT: .Ltmp15: ; CHECK-NEXT: movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload ; CHECK-NEXT: # xmm0 = mem[0],zero,zero,zero ; CHECK-NEXT: movss %xmm0, (%rsp) ; CHECK-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 8-byte Reload ; CHECK-NEXT: # xmm1 = mem[0],zero ; CHECK-NEXT: movsd %xmm1, {{[0-9]+}}(%rsp) ; CHECK-NEXT: nopl 8(%rax,%rax) ; CHECK-NEXT: .Ltmp16: ; CHECK-NEXT: xorl %eax, %eax ; CHECK-NEXT: xorpd %xmm0, %xmm0 ; CHECK-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 8-byte Reload ; CHECK-NEXT: # xmm1 = mem[0],zero ; CHECK-NEXT: ucomisd %xmm0, %xmm1 ; CHECK-NEXT: movabsq $9223372036854775807, %rdi # imm = 0x7FFFFFFFFFFFFFFF ; CHECK-NEXT: cmovbeq %rax, %rdi ; CHECK-NEXT: movsd %xmm1, {{[0-9]+}}(%rsp) ; CHECK-NEXT: movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload ; CHECK-NEXT: # xmm0 = mem[0],zero,zero,zero ; CHECK-NEXT: movss %xmm0, (%rsp) ; CHECK-NEXT: nopl 8(%rax,%rax) ; CHECK-NEXT: .Ltmp17: ; CHECK-NEXT: addq $24, %rsp ; CHECK-NEXT: .cfi_def_cfa_offset 24 ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 8 ; CHECK-NEXT: retq entry: %token0 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2, i32 0, ptr nonnull elementtype(void (float)) @consume3, i32 1, i32 0, float %0, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) %2) ] %reloc1 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token0, i32 0, i32 0) ; (%2, %2) %tmp1 = sitofp i32 %1 to double %to_max.i29 = fcmp ogt double %tmp1, 0.000000e+00 %token1 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2, i32 5, ptr nonnull elementtype(i32 (i32)) @consume1, i32 1, i32 0, i32 undef, i32 0, i32 0) [ "gc-live"(ptr addrspace(1) %reloc1) ] %reloc2 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token1, i32 0, i32 0) ; (%reloc1, %reloc1) %reloc3 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token1, i32 0, i32 0) ; (%reloc1, %reloc1) %token2 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2, i32 5, ptr nonnull elementtype(i32 (i32)) @consume1, i32 1, i32 0, i32 undef, i32 0, i32 0) [ "deopt"(float %0, double %tmp1), "gc-live"(ptr addrspace(1) %reloc2, ptr addrspace(1) %reloc3) ] %reloc4 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token2, i32 0, i32 0) ; (%reloc3, %reloc2) %reloc5 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token2, i32 1, i32 1) ; (%reloc3, %reloc3) %token3 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2, i32 5, ptr nonnull elementtype(void (float)) @consume3, i32 1, i32 0, float %0, i32 0, i32 0) [ "deopt"(float %0, double %tmp1), "gc-live"(ptr addrspace(1) %reloc4, ptr addrspace(1) %reloc5) ] %reloc6 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %token3, i32 1, i32 0) ; (%reloc5, %reloc4) %tmp5 = select i1 %to_max.i29, i64 9223372036854775807, i64 0 %token4 = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2, i32 5, ptr nonnull elementtype(float (i64)) @consume4, i32 1, i32 0, i64 %tmp5, i32 0, i32 0) [ "deopt"(float %0, double %tmp1), "gc-live"() ] ret void } declare token @llvm.experimental.gc.statepoint.p0(i64 immarg, i32 immarg, ptr, i32 immarg, i32 immarg, ...) declare ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token, i32, i32) declare <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token, i32, i32) declare i1 @llvm.experimental.gc.result.i1(token)