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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s --check-prefix=HAS-RAX3; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+sse | FileCheck %s --check-prefix=HAS-RAX4; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=-sse | FileCheck %s --check-prefix=NO-RAX5 6define void @foo() {7; HAS-RAX-LABEL: foo:8; HAS-RAX: # %bb.0:9; HAS-RAX-NEXT: movl $1, %edi10; HAS-RAX-NEXT: xorl %eax, %eax11; HAS-RAX-NEXT: jmp bar@PLT # TAILCALL12;13; NO-RAX-LABEL: foo:14; NO-RAX: # %bb.0:15; NO-RAX-NEXT: movl $1, %edi16; NO-RAX-NEXT: jmp bar@PLT # TAILCALL17 tail call void (i32, ...) @bar(i32 1)18 ret void19}20 21define void @bar(i32, ...) nounwind {22; HAS-RAX-LABEL: bar:23; HAS-RAX: # %bb.0:24; HAS-RAX-NEXT: subq $56, %rsp25; HAS-RAX-NEXT: movq %rsi, -{{[0-9]+}}(%rsp)26; HAS-RAX-NEXT: movq %rdx, -{{[0-9]+}}(%rsp)27; HAS-RAX-NEXT: movq %rcx, -{{[0-9]+}}(%rsp)28; HAS-RAX-NEXT: movq %r8, -{{[0-9]+}}(%rsp)29; HAS-RAX-NEXT: movq %r9, -{{[0-9]+}}(%rsp)30; HAS-RAX-NEXT: testb %al, %al31; HAS-RAX-NEXT: je .LBB1_232; HAS-RAX-NEXT: # %bb.1:33; HAS-RAX-NEXT: movaps %xmm0, -{{[0-9]+}}(%rsp)34; HAS-RAX-NEXT: movaps %xmm1, -{{[0-9]+}}(%rsp)35; HAS-RAX-NEXT: movaps %xmm2, -{{[0-9]+}}(%rsp)36; HAS-RAX-NEXT: movaps %xmm3, -{{[0-9]+}}(%rsp)37; HAS-RAX-NEXT: movaps %xmm4, -{{[0-9]+}}(%rsp)38; HAS-RAX-NEXT: movaps %xmm5, (%rsp)39; HAS-RAX-NEXT: movaps %xmm6, {{[0-9]+}}(%rsp)40; HAS-RAX-NEXT: movaps %xmm7, {{[0-9]+}}(%rsp)41; HAS-RAX-NEXT: .LBB1_2:42; HAS-RAX-NEXT: leaq {{[0-9]+}}(%rsp), %rax43; HAS-RAX-NEXT: movq %rax, 844; HAS-RAX-NEXT: leaq -{{[0-9]+}}(%rsp), %rax45; HAS-RAX-NEXT: movq %rax, 1646; HAS-RAX-NEXT: movl $8, 047; HAS-RAX-NEXT: movl $48, 448; HAS-RAX-NEXT: addq $56, %rsp49; HAS-RAX-NEXT: retq50;51; NO-RAX-LABEL: bar:52; NO-RAX: # %bb.0:53; NO-RAX-NEXT: movq %rsi, -{{[0-9]+}}(%rsp)54; NO-RAX-NEXT: movq %rdx, -{{[0-9]+}}(%rsp)55; NO-RAX-NEXT: movq %rcx, -{{[0-9]+}}(%rsp)56; NO-RAX-NEXT: movq %r8, -{{[0-9]+}}(%rsp)57; NO-RAX-NEXT: movq %r9, -{{[0-9]+}}(%rsp)58; NO-RAX-NEXT: leaq {{[0-9]+}}(%rsp), %rax59; NO-RAX-NEXT: movq %rax, 860; NO-RAX-NEXT: leaq -{{[0-9]+}}(%rsp), %rax61; NO-RAX-NEXT: movq %rax, 1662; NO-RAX-NEXT: movl $8, 063; NO-RAX-NEXT: movl $48, 464; NO-RAX-NEXT: retq65 call void @llvm.va_start(ptr null)66 ret void67}68 69declare void @llvm.va_start(ptr)70 71!llvm.module.flags = !{!0}72!0 = !{i32 4, !"SkipRaxSetup", i32 1}73