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|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; Verify the call site info. If the call site info is not
; in the valid state, an assert should be triggered.
; RUN: llc < %s -debug-entry-values -stop-after=machineverifier
; REQUIRES: asserts
; RUN: llc -mcpu=haswell < %s -O2 2>&1 | FileCheck %s
; For test:
; 2 invariant loads, 1 for OBJC_SELECTOR_REFERENCES_
; and 1 for objc_msgSend from the GOT
; For test_multi_def:
; 2 invariant load (full multiply, both loads should be hoisted.)
; For test_div_def:
; 2 invariant load (full divide, both loads should be hoisted.) 1 additional instruction for a zeroing edx that gets hoisted and then rematerialized.
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.7.2"
@"\01L_OBJC_METH_VAR_NAME_" = internal global [4 x i8] c"foo\00", section "__TEXT,__objc_methname,cstring_literals", align 1
@"\01L_OBJC_SELECTOR_REFERENCES_" = internal global i8* getelementptr inbounds ([4 x i8], [4 x i8]* @"\01L_OBJC_METH_VAR_NAME_", i64 0, i64 0), section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
@"\01L_OBJC_IMAGE_INFO" = internal constant [2 x i32] [i32 0, i32 16], section "__DATA, __objc_imageinfo, regular, no_dead_strip"
@llvm.used = appending global [3 x i8*] [i8* getelementptr inbounds ([4 x i8], [4 x i8]* @"\01L_OBJC_METH_VAR_NAME_", i32 0, i32 0), i8* bitcast (i8** @"\01L_OBJC_SELECTOR_REFERENCES_" to i8*), i8* bitcast ([2 x i32]* @"\01L_OBJC_IMAGE_INFO" to i8*)], section "llvm.metadata"
define void @test(i8* %x) uwtable ssp {
; 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 %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 %r14, -32
; CHECK-NEXT: .cfi_offset %r15, -24
; CHECK-NEXT: .cfi_offset %rbp, -16
; CHECK-NEXT: movq %rdi, %rbx
; CHECK-NEXT: movl $10000, %ebp ## imm = 0x2710
; CHECK-NEXT: movq L_OBJC_SELECTOR_REFERENCES_(%rip), %r14
; CHECK-NEXT: movq _objc_msgSend@GOTPCREL(%rip), %r15
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB0_1: ## %for.body
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rbx, %rdi
; CHECK-NEXT: movq %r14, %rsi
; CHECK-NEXT: callq *%r15
; CHECK-NEXT: decl %ebp
; CHECK-NEXT: jne LBB0_1
; CHECK-NEXT: ## %bb.2: ## %for.end
; CHECK-NEXT: addq $8, %rsp
; CHECK-NEXT: popq %rbx
; CHECK-NEXT: popq %r14
; CHECK-NEXT: popq %r15
; CHECK-NEXT: popq %rbp
; CHECK-NEXT: retq
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%0 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_", align 8, !invariant.load !0
%call = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %x, i8* %0)
%inc = add i32 %i.01, 1
%exitcond = icmp eq i32 %inc, 10000
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret void
}
define void @test_unordered(i8* %x) uwtable ssp {
; CHECK-LABEL: test_unordered:
; 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 %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 %r14, -32
; CHECK-NEXT: .cfi_offset %r15, -24
; CHECK-NEXT: .cfi_offset %rbp, -16
; CHECK-NEXT: movq %rdi, %rbx
; CHECK-NEXT: movl $10000, %ebp ## imm = 0x2710
; CHECK-NEXT: movq L_OBJC_SELECTOR_REFERENCES_(%rip), %r14
; CHECK-NEXT: movq _objc_msgSend@GOTPCREL(%rip), %r15
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB1_1: ## %for.body
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rbx, %rdi
; CHECK-NEXT: movq %r14, %rsi
; CHECK-NEXT: callq *%r15
; CHECK-NEXT: decl %ebp
; CHECK-NEXT: jne LBB1_1
; CHECK-NEXT: ## %bb.2: ## %for.end
; CHECK-NEXT: addq $8, %rsp
; CHECK-NEXT: popq %rbx
; CHECK-NEXT: popq %r14
; CHECK-NEXT: popq %r15
; CHECK-NEXT: popq %rbp
; CHECK-NEXT: retq
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%0 = load atomic i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_" unordered, align 8, !invariant.load !0
%call = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %x, i8* %0)
%inc = add i32 %i.01, 1
%exitcond = icmp eq i32 %inc, 10000
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret void
}
define void @test_volatile(i8* %x) uwtable ssp {
; CHECK-LABEL: test_volatile:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: pushq %rbp
; 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 %rbp, -16
; CHECK-NEXT: movq %rdi, %rbx
; CHECK-NEXT: movl $10000, %ebp ## imm = 0x2710
; CHECK-NEXT: movq _objc_msgSend@GOTPCREL(%rip), %r14
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB2_1: ## %for.body
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq L_OBJC_SELECTOR_REFERENCES_(%rip), %rsi
; CHECK-NEXT: movq %rbx, %rdi
; CHECK-NEXT: callq *%r14
; CHECK-NEXT: decl %ebp
; CHECK-NEXT: jne LBB2_1
; CHECK-NEXT: ## %bb.2: ## %for.end
; CHECK-NEXT: popq %rbx
; CHECK-NEXT: popq %r14
; CHECK-NEXT: popq %rbp
; CHECK-NEXT: retq
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%0 = load volatile i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_", align 8, !invariant.load !0
%call = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %x, i8* %0)
%inc = add i32 %i.01, 1
%exitcond = icmp eq i32 %inc, 10000
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret void
}
define void @test_seq_cst(i8* %x) uwtable ssp {
; CHECK-LABEL: test_seq_cst:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: pushq %rbp
; 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 %rbp, -16
; CHECK-NEXT: movq %rdi, %rbx
; CHECK-NEXT: movl $10000, %ebp ## imm = 0x2710
; CHECK-NEXT: movq _objc_msgSend@GOTPCREL(%rip), %r14
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB3_1: ## %for.body
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq L_OBJC_SELECTOR_REFERENCES_(%rip), %rsi
; CHECK-NEXT: movq %rbx, %rdi
; CHECK-NEXT: callq *%r14
; CHECK-NEXT: decl %ebp
; CHECK-NEXT: jne LBB3_1
; CHECK-NEXT: ## %bb.2: ## %for.end
; CHECK-NEXT: popq %rbx
; CHECK-NEXT: popq %r14
; CHECK-NEXT: popq %rbp
; CHECK-NEXT: retq
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%0 = load atomic i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_" seq_cst, align 8, !invariant.load !0
%call = tail call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %x, i8* %0)
%inc = add i32 %i.01, 1
%exitcond = icmp eq i32 %inc, 10000
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body
ret void
}
declare i8* @objc_msgSend(i8*, i8*, ...) nonlazybind
define void @test_multi_def(i64* dereferenceable(8) %x1,
; CHECK-LABEL: test_multi_def:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: movq %rdx, %rax
; CHECK-NEXT: xorl %r8d, %r8d
; CHECK-NEXT: movq (%rdi), %rdx
; CHECK-NEXT: movq (%rsi), %r9
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB4_2: ## %for.body
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: mulxq %r9, %rsi, %rdi
; CHECK-NEXT: addq %rsi, (%rax)
; CHECK-NEXT: adcq %rdi, 8(%rax)
; CHECK-NEXT: ## %bb.1: ## %for.check
; CHECK-NEXT: ## in Loop: Header=BB4_2 Depth=1
; CHECK-NEXT: incq %r8
; CHECK-NEXT: addq $16, %rax
; CHECK-NEXT: cmpq %rcx, %r8
; CHECK-NEXT: jl LBB4_2
; CHECK-NEXT: ## %bb.3: ## %exit
; CHECK-NEXT: retq
i64* dereferenceable(8) %x2,
i128* %y, i64 %count) nounwind nofree nosync {
entry:
br label %for.body
for.check:
%inc = add nsw i64 %i, 1
%done = icmp sge i64 %inc, %count
br i1 %done, label %exit, label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %inc, %for.check ]
%x1_load = load i64, i64* %x1, align 8, !invariant.load !0
%x1_zext = zext i64 %x1_load to i128
%x2_load = load i64, i64* %x2, align 8, !invariant.load !0
%x2_zext = zext i64 %x2_load to i128
%x_prod = mul i128 %x1_zext, %x2_zext
%y_elem = getelementptr inbounds i128, i128* %y, i64 %i
%y_load = load i128, i128* %y_elem, align 8
%y_plus = add i128 %x_prod, %y_load
store i128 %y_plus, i128* %y_elem, align 8
br label %for.check
exit:
ret void
}
define void @test_div_def(i32* dereferenceable(8) %x1,
; CHECK-LABEL: test_div_def:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: movq %rdx, %r8
; CHECK-NEXT: xorl %r9d, %r9d
; CHECK-NEXT: movl (%rdi), %edi
; CHECK-NEXT: movl (%rsi), %esi
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB5_2: ## %for.body
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movl %edi, %eax
; CHECK-NEXT: xorl %edx, %edx
; CHECK-NEXT: divl %esi
; CHECK-NEXT: addl %eax, (%r8,%r9,4)
; CHECK-NEXT: ## %bb.1: ## %for.check
; CHECK-NEXT: ## in Loop: Header=BB5_2 Depth=1
; CHECK-NEXT: incq %r9
; CHECK-NEXT: cmpl %ecx, %r9d
; CHECK-NEXT: jl LBB5_2
; CHECK-NEXT: ## %bb.3: ## %exit
; CHECK-NEXT: retq
i32* dereferenceable(8) %x2,
i32* %y, i32 %count) nounwind nofree nosync {
entry:
br label %for.body
for.check:
%inc = add nsw i32 %i, 1
%done = icmp sge i32 %inc, %count
br i1 %done, label %exit, label %for.body
for.body:
%i = phi i32 [ 0, %entry ], [ %inc, %for.check ]
%x1_load = load i32, i32* %x1, align 8, !invariant.load !0
%x2_load = load i32, i32* %x2, align 8, !invariant.load !0
%x_quot = udiv i32 %x1_load, %x2_load
%y_elem = getelementptr inbounds i32, i32* %y, i32 %i
%y_load = load i32, i32* %y_elem, align 8
%y_plus = add i32 %x_quot, %y_load
store i32 %y_plus, i32* %y_elem, align 8
br label %for.check
exit:
ret void
}
!0 = !{}
|
