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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -max-registers-for-gc-values=256 -verify-machineinstrs < %s | FileCheck %s
target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-win64"
declare void @foo()
declare void @bar(i64)
define void @test(i8 addrspace(1)* %b) gc "statepoint-example" {
; CHECK-LABEL: test:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: pushq %rbp
; CHECK-NEXT: .cfi_def_cfa_offset 16
; CHECK-NEXT: pushq %r15
; CHECK-NEXT: .cfi_def_cfa_offset 24
; CHECK-NEXT: pushq %r14
; CHECK-NEXT: .cfi_def_cfa_offset 32
; CHECK-NEXT: pushq %r13
; CHECK-NEXT: .cfi_def_cfa_offset 40
; CHECK-NEXT: pushq %r12
; CHECK-NEXT: .cfi_def_cfa_offset 48
; CHECK-NEXT: pushq %rbx
; CHECK-NEXT: .cfi_def_cfa_offset 56
; CHECK-NEXT: subq $24, %rsp
; CHECK-NEXT: .cfi_def_cfa_offset 80
; CHECK-NEXT: .cfi_offset %rbx, -56
; CHECK-NEXT: .cfi_offset %r12, -48
; CHECK-NEXT: .cfi_offset %r13, -40
; CHECK-NEXT: .cfi_offset %r14, -32
; CHECK-NEXT: .cfi_offset %r15, -24
; CHECK-NEXT: .cfi_offset %rbp, -16
; CHECK-NEXT: movq (%rdi), %r14
; CHECK-NEXT: movq 8(%rdi), %rax
; CHECK-NEXT: movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
; CHECK-NEXT: movq 16(%rdi), %r15
; CHECK-NEXT: movq 24(%rdi), %r12
; CHECK-NEXT: movq 32(%rdi), %r13
; CHECK-NEXT: movq 40(%rdi), %rbx
; CHECK-NEXT: movq 48(%rdi), %rbp
; CHECK-NEXT: movq %r14, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
; CHECK-NEXT: callq foo@PLT # 8-byte Folded Reload
; CHECK-NEXT: .Ltmp0:
; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Reload
; CHECK-NEXT: movq %rbp, %rdi
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: movq %rbx, %rdi
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: movq %r13, %rdi
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: movq %r12, %rdi
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: movq %r15, %rdi
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Reload
; CHECK-NEXT: callq bar@PLT
; CHECK-NEXT: addq $24, %rsp
; CHECK-NEXT: .cfi_def_cfa_offset 56
; CHECK-NEXT: popq %rbx
; CHECK-NEXT: .cfi_def_cfa_offset 48
; CHECK-NEXT: popq %r12
; CHECK-NEXT: .cfi_def_cfa_offset 40
; CHECK-NEXT: popq %r13
; CHECK-NEXT: .cfi_def_cfa_offset 32
; CHECK-NEXT: popq %r14
; CHECK-NEXT: .cfi_def_cfa_offset 24
; CHECK-NEXT: popq %r15
; CHECK-NEXT: .cfi_def_cfa_offset 16
; CHECK-NEXT: popq %rbp
; CHECK-NEXT: .cfi_def_cfa_offset 8
; CHECK-NEXT: retq
entry:
%p.64.p = bitcast i8 addrspace(1)* %b to i8 addrspace(1)* addrspace(1)*
%p = load i8 addrspace(1)*, i8 addrspace(1)* addrspace(1)* %p.64.p
%p.64 = bitcast i8 addrspace(1)* %b to i64 addrspace(1)*
%a6.ptr = getelementptr i64, i64 addrspace(1)* %p.64, i64 1
%a6 = load i64, i64 addrspace(1)* %a6.ptr
%a5.ptr = getelementptr i64, i64 addrspace(1)* %p.64, i64 2
%a5 = load i64, i64 addrspace(1)* %a5.ptr
%a4.ptr = getelementptr i64, i64 addrspace(1)* %p.64, i64 3
%a4 = load i64, i64 addrspace(1)* %a4.ptr
%a3.ptr = getelementptr i64, i64 addrspace(1)* %p.64, i64 4
%a3 = load i64, i64 addrspace(1)* %a3.ptr
%a2.ptr = getelementptr i64, i64 addrspace(1)* %p.64, i64 5
%a2 = load i64, i64 addrspace(1)* %a2.ptr
%a1.ptr = getelementptr i64, i64 addrspace(1)* %p.64, i64 6
%a1 = load i64, i64 addrspace(1)* %a1.ptr
%token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 0) ["deopt" (i8 addrspace(1)* %p)]
call void @bar(i64 %a1)
call void @bar(i64 %a2)
call void @bar(i64 %a3)
call void @bar(i64 %a4)
call void @bar(i64 %a5)
call void @bar(i64 %a6)
ret void
}
declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...)
declare i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token, i32, i32)
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