; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=x86_64-pc-linux -stackrealign -verify-machineinstrs < %s | FileCheck %s ; RUN: llc -mtriple=x86_64-pc-linux-gnux32 -stackrealign -verify-machineinstrs < %s | FileCheck -check-prefix=X32ABI %s ; This should run with NaCl as well ( -mtriple=x86_64-pc-nacl ) but currently doesn't due to PR22655 ; Make sure the correct register gets set up as the base pointer ; This should be rbx for x64 and 64-bit NaCl and ebx for x32 ; NACL-LABEL: base ; NACL: subq $32, %rsp ; NACL: movq %rsp, %rbx declare i32 @helper() nounwind define void @base() #0 { ; CHECK-LABEL: base: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: .cfi_offset %rbp, -16 ; CHECK-NEXT: movq %rsp, %rbp ; CHECK-NEXT: .cfi_def_cfa_register %rbp ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: andq $-32, %rsp ; CHECK-NEXT: subq $32, %rsp ; CHECK-NEXT: movq %rsp, %rbx ; CHECK-NEXT: .cfi_offset %rbx, -24 ; CHECK-NEXT: callq helper@PLT ; CHECK-NEXT: movq %rsp, %rcx ; CHECK-NEXT: movl %eax, %eax ; CHECK-NEXT: leaq 31(,%rax,4), %rax ; CHECK-NEXT: andq $-32, %rax ; CHECK-NEXT: movq %rcx, %rdx ; CHECK-NEXT: subq %rax, %rdx ; CHECK-NEXT: movq %rdx, %rsp ; CHECK-NEXT: negq %rax ; CHECK-NEXT: movl $0, (%rcx,%rax) ; CHECK-NEXT: leaq -8(%rbp), %rsp ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: .cfi_def_cfa %rsp, 8 ; CHECK-NEXT: retq ; ; X32ABI-LABEL: base: ; X32ABI: # %bb.0: # %entry ; X32ABI-NEXT: pushq %rbp ; X32ABI-NEXT: .cfi_def_cfa_offset 16 ; X32ABI-NEXT: .cfi_offset %rbp, -16 ; X32ABI-NEXT: movl %esp, %ebp ; X32ABI-NEXT: .cfi_def_cfa_register %rbp ; X32ABI-NEXT: pushq %rbx ; X32ABI-NEXT: andl $-32, %esp ; X32ABI-NEXT: subl $32, %esp ; X32ABI-NEXT: movl %esp, %ebx ; X32ABI-NEXT: .cfi_offset %rbx, -24 ; X32ABI-NEXT: callq helper@PLT ; X32ABI-NEXT: # kill: def $eax killed $eax def $rax ; X32ABI-NEXT: leal 31(,%rax,4), %eax ; X32ABI-NEXT: andl $-32, %eax ; X32ABI-NEXT: movl %esp, %ecx ; X32ABI-NEXT: movl %ecx, %edx ; X32ABI-NEXT: subl %eax, %edx ; X32ABI-NEXT: negl %eax ; X32ABI-NEXT: movl %edx, %esp ; X32ABI-NEXT: movl $0, (%ecx,%eax) ; X32ABI-NEXT: leal -8(%ebp), %esp ; X32ABI-NEXT: popq %rbx ; X32ABI-NEXT: popq %rbp ; X32ABI-NEXT: .cfi_def_cfa %rsp, 8 ; X32ABI-NEXT: retq entry: %k = call i32 @helper() %a = alloca i32, i32 %k, align 4 store i32 0, ptr %a, align 4 ret void } define void @clobber_base() #0 { ; CHECK-LABEL: clobber_base: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: leaq {{[0-9]+}}(%rsp), %r10 ; CHECK-NEXT: .cfi_def_cfa %r10, 0 ; CHECK-NEXT: andq $-128, %rsp ; CHECK-NEXT: pushq -8(%r10) ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: movq %rsp, %rbp ; CHECK-NEXT: .cfi_escape 0x10, 0x06, 0x02, 0x76, 0x00 # ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: subq $232, %rsp ; CHECK-NEXT: movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill ; CHECK-NEXT: .cfi_escape 0x10, 0x03, 0x02, 0x76, 0x78 # ; CHECK-NEXT: .cfi_escape 0x0f, 0x04, 0x76, 0x88, 0x7f, 0x06 # ; CHECK-NEXT: callq helper@PLT ; CHECK-NEXT: movq %rsp, %rcx ; CHECK-NEXT: movl %eax, %eax ; CHECK-NEXT: leaq 31(,%rax,4), %rax ; CHECK-NEXT: andq $-32, %rax ; CHECK-NEXT: movq %rcx, %rdx ; CHECK-NEXT: subq %rax, %rdx ; CHECK-NEXT: movq %rdx, %rsp ; CHECK-NEXT: negq %rax ; CHECK-NEXT: movl $405, %ebx # imm = 0x195 ; CHECK-NEXT: #APP ; CHECK-NEXT: nop ; CHECK-NEXT: #NO_APP ; CHECK-NEXT: movl $8, %edx ; CHECK-NEXT: #APP ; CHECK-NEXT: movl %edx, -112(%rbp) ; CHECK-NEXT: #NO_APP ; CHECK-NEXT: movl $0, (%rcx,%rax) ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload ; CHECK-NEXT: leaq -8(%rbp), %rsp ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: leaq -8(%r10), %rsp ; CHECK-NEXT: .cfi_def_cfa %rsp, 8 ; CHECK-NEXT: retq ; ; X32ABI-LABEL: clobber_base: ; X32ABI: # %bb.0: # %entry ; X32ABI-NEXT: pushq %rbp ; X32ABI-NEXT: .cfi_def_cfa_offset 16 ; X32ABI-NEXT: .cfi_offset %rbp, -16 ; X32ABI-NEXT: movl %esp, %ebp ; X32ABI-NEXT: .cfi_def_cfa_register %rbp ; X32ABI-NEXT: pushq %rbx ; X32ABI-NEXT: andl $-128, %esp ; X32ABI-NEXT: subl $128, %esp ; X32ABI-NEXT: movl %esp, %ebx ; X32ABI-NEXT: .cfi_offset %rbx, -24 ; X32ABI-NEXT: callq helper@PLT ; X32ABI-NEXT: # kill: def $eax killed $eax def $rax ; X32ABI-NEXT: leal 31(,%rax,4), %eax ; X32ABI-NEXT: andl $-32, %eax ; X32ABI-NEXT: movl %esp, %ecx ; X32ABI-NEXT: movl %ecx, %edx ; X32ABI-NEXT: subl %eax, %edx ; X32ABI-NEXT: negl %eax ; X32ABI-NEXT: movl %edx, %esp ; X32ABI-NEXT: movl $405, %ebx # imm = 0x195 ; X32ABI-NEXT: #APP ; X32ABI-NEXT: nop ; X32ABI-NEXT: #NO_APP ; X32ABI-NEXT: movl $8, %edx ; X32ABI-NEXT: #APP ; X32ABI-NEXT: movl %edx, (%ebx) ; X32ABI-NEXT: #NO_APP ; X32ABI-NEXT: movl $0, (%ecx,%eax) ; X32ABI-NEXT: leal -8(%ebp), %esp ; X32ABI-NEXT: popq %rbx ; X32ABI-NEXT: popq %rbp ; X32ABI-NEXT: .cfi_def_cfa %rsp, 8 ; X32ABI-NEXT: retq entry: %k = call i32 @helper() %a = alloca i32, align 128 %b = alloca i32, i32 %k, align 4 ; clobber base pointer register tail call void asm sideeffect "nop", "{bx}"(i32 405) call void asm sideeffect "movl $0, $1", "r,*m"(i32 8, ptr elementtype(i32) %a) store i32 0, ptr %b, align 4 ret void } define x86_regcallcc void @clobber_baseptr_argptr(i32 %param1, i32 %param2, i32 %param3, i32 %param4, i32 %param5, i32 %param6, i32 %param7, i32 %param8, i32 %param9, i32 %param10, i32 %param11, i32 %param12) #0 { ; CHECK-LABEL: clobber_baseptr_argptr: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: leaq {{[0-9]+}}(%rsp), %r10 ; CHECK-NEXT: .cfi_def_cfa %r10, 0 ; CHECK-NEXT: andq $-128, %rsp ; CHECK-NEXT: pushq -8(%r10) ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: movq %rsp, %rbp ; CHECK-NEXT: .cfi_escape 0x10, 0x06, 0x02, 0x76, 0x00 # ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: subq $360, %rsp # imm = 0x168 ; CHECK-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill ; CHECK-NEXT: movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill ; CHECK-NEXT: .cfi_escape 0x10, 0x03, 0x02, 0x76, 0x78 # ; CHECK-NEXT: .cfi_escape 0x10, 0x19, 0x02, 0x76, 0xf0, 0x7e # ; CHECK-NEXT: .cfi_escape 0x10, 0x1a, 0x02, 0x76, 0x80, 0x7f # ; CHECK-NEXT: .cfi_escape 0x10, 0x1b, 0x02, 0x76, 0x90, 0x7f # ; CHECK-NEXT: .cfi_escape 0x10, 0x1c, 0x02, 0x76, 0xa0, 0x7f # ; CHECK-NEXT: .cfi_escape 0x10, 0x1d, 0x02, 0x76, 0xb0, 0x7f # ; CHECK-NEXT: .cfi_escape 0x10, 0x1e, 0x02, 0x76, 0x40 # ; CHECK-NEXT: .cfi_escape 0x10, 0x1f, 0x02, 0x76, 0x50 # ; CHECK-NEXT: .cfi_escape 0x10, 0x20, 0x02, 0x76, 0x60 # ; CHECK-NEXT: .cfi_escape 0x0f, 0x04, 0x76, 0x88, 0x7e, 0x06 # ; CHECK-NEXT: movl (%r10), %r14d ; CHECK-NEXT: callq helper@PLT ; CHECK-NEXT: movq %rsp, %rcx ; CHECK-NEXT: movl %eax, %eax ; CHECK-NEXT: leaq 31(,%rax,4), %rax ; CHECK-NEXT: andq $-32, %rax ; CHECK-NEXT: movq %rcx, %rdx ; CHECK-NEXT: subq %rax, %rdx ; CHECK-NEXT: movq %rdx, %rsp ; CHECK-NEXT: negq %rax ; CHECK-NEXT: movl $405, %ebx # imm = 0x195 ; CHECK-NEXT: #APP ; CHECK-NEXT: nop ; CHECK-NEXT: #NO_APP ; CHECK-NEXT: #APP ; CHECK-NEXT: nop ; CHECK-NEXT: #NO_APP ; CHECK-NEXT: movl $8, %edx ; CHECK-NEXT: #APP ; CHECK-NEXT: movl %edx, -240(%rbp) ; CHECK-NEXT: #NO_APP ; CHECK-NEXT: movl %r14d, (%rcx,%rax) ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload ; CHECK-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload ; CHECK-NEXT: leaq -8(%rbp), %rsp ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: leaq -8(%r10), %rsp ; CHECK-NEXT: .cfi_def_cfa %rsp, 8 ; CHECK-NEXT: retq ; ; X32ABI-LABEL: clobber_baseptr_argptr: ; X32ABI: # %bb.0: # %entry ; X32ABI-NEXT: pushq %rbp ; X32ABI-NEXT: .cfi_def_cfa_offset 16 ; X32ABI-NEXT: .cfi_offset %rbp, -16 ; X32ABI-NEXT: movl %esp, %ebp ; X32ABI-NEXT: .cfi_def_cfa_register %rbp ; X32ABI-NEXT: pushq %rbx ; X32ABI-NEXT: andl $-128, %esp ; X32ABI-NEXT: subl $256, %esp # imm = 0x100 ; X32ABI-NEXT: movaps %xmm15, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm14, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm13, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm12, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm11, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm10, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm9, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movaps %xmm8, {{[-0-9]+}}(%e{{[sb]}}p) # 16-byte Spill ; X32ABI-NEXT: movl %esp, %ebx ; X32ABI-NEXT: .cfi_offset %rbx, -24 ; X32ABI-NEXT: .cfi_offset %xmm8, -160 ; X32ABI-NEXT: .cfi_offset %xmm9, -144 ; X32ABI-NEXT: .cfi_offset %xmm10, -128 ; X32ABI-NEXT: .cfi_offset %xmm11, -112 ; X32ABI-NEXT: .cfi_offset %xmm12, -96 ; X32ABI-NEXT: .cfi_offset %xmm13, -80 ; X32ABI-NEXT: .cfi_offset %xmm14, -64 ; X32ABI-NEXT: .cfi_offset %xmm15, -48 ; X32ABI-NEXT: movl 16(%ebp), %r14d ; X32ABI-NEXT: callq helper@PLT ; X32ABI-NEXT: # kill: def $eax killed $eax def $rax ; X32ABI-NEXT: leal 31(,%rax,4), %eax ; X32ABI-NEXT: andl $-32, %eax ; X32ABI-NEXT: movl %esp, %ecx ; X32ABI-NEXT: movl %ecx, %edx ; X32ABI-NEXT: subl %eax, %edx ; X32ABI-NEXT: negl %eax ; X32ABI-NEXT: movl %edx, %esp ; X32ABI-NEXT: movl $405, %ebx # imm = 0x195 ; X32ABI-NEXT: #APP ; X32ABI-NEXT: nop ; X32ABI-NEXT: #NO_APP ; X32ABI-NEXT: #APP ; X32ABI-NEXT: nop ; X32ABI-NEXT: #NO_APP ; X32ABI-NEXT: movl $8, %edx ; X32ABI-NEXT: #APP ; X32ABI-NEXT: movl %edx, (%ebx) ; X32ABI-NEXT: #NO_APP ; X32ABI-NEXT: movl %r14d, (%ecx,%eax) ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm8 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm9 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm10 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm11 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm12 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm13 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm14 # 16-byte Reload ; X32ABI-NEXT: movaps {{[-0-9]+}}(%e{{[sb]}}p), %xmm15 # 16-byte Reload ; X32ABI-NEXT: leal -8(%ebp), %esp ; X32ABI-NEXT: popq %rbx ; X32ABI-NEXT: popq %rbp ; X32ABI-NEXT: .cfi_def_cfa %rsp, 8 ; X32ABI-NEXT: retq entry: %k = call i32 @helper() %a = alloca i32, align 128 %b = alloca i32, i32 %k, align 4 ; clobber base pointer register tail call void asm sideeffect "nop", "{bx}"(i32 405) ; clobber argument pointer register tail call void asm sideeffect "nop", "~{bx},~{r10},~{r11}"() call void asm sideeffect "movl $0, $1", "r,*m"(i32 8, ptr elementtype(i32) %a) store i32 %param12, ptr %b, align 4 ret void } ; pr62625 define void @vmw_host_printf(ptr %fmt, ...) nounwind { ; CHECK-LABEL: vmw_host_printf: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: leaq {{[0-9]+}}(%rsp), %r10 ; CHECK-NEXT: andq $-16, %rsp ; CHECK-NEXT: pushq -8(%r10) ; CHECK-NEXT: pushq %rbp ; CHECK-NEXT: movq %rsp, %rbp ; CHECK-NEXT: pushq %rbx ; CHECK-NEXT: subq $200, %rsp ; CHECK-NEXT: movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill ; CHECK-NEXT: movq %rsi, -184(%rbp) ; CHECK-NEXT: movq %rdx, -176(%rbp) ; CHECK-NEXT: movq %rcx, -168(%rbp) ; CHECK-NEXT: movq %r8, -160(%rbp) ; CHECK-NEXT: movq %r9, -152(%rbp) ; CHECK-NEXT: testb %al, %al ; CHECK-NEXT: je .LBB3_2 ; CHECK-NEXT: # %bb.1: # %entry ; CHECK-NEXT: movaps %xmm0, -144(%rbp) ; CHECK-NEXT: movaps %xmm1, -128(%rbp) ; CHECK-NEXT: movaps %xmm2, -112(%rbp) ; CHECK-NEXT: movaps %xmm3, -96(%rbp) ; CHECK-NEXT: movaps %xmm4, -80(%rbp) ; CHECK-NEXT: movaps %xmm5, -64(%rbp) ; CHECK-NEXT: movaps %xmm6, -48(%rbp) ; CHECK-NEXT: movaps %xmm7, -32(%rbp) ; CHECK-NEXT: .LBB3_2: # %entry ; CHECK-NEXT: leaq -192(%rbp), %rax ; CHECK-NEXT: movq %rax, (%rax) ; CHECK-NEXT: leaq (%r10), %rax ; CHECK-NEXT: movq %rax, (%rax) ; CHECK-NEXT: movl $48, (%rax) ; CHECK-NEXT: movl $8, (%rax) ; CHECK-NEXT: xorl %eax, %eax ; CHECK-NEXT: xorl %ebx, %ebx ; CHECK-NEXT: xorl %ecx, %ecx ; CHECK-NEXT: #APP ; CHECK-NEXT: #NO_APP ; CHECK-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload ; CHECK-NEXT: leaq -8(%rbp), %rsp ; CHECK-NEXT: popq %rbx ; CHECK-NEXT: popq %rbp ; CHECK-NEXT: leaq -8(%r10), %rsp ; CHECK-NEXT: retq ; ; X32ABI-LABEL: vmw_host_printf: ; X32ABI: # %bb.0: # %entry ; X32ABI-NEXT: pushq %rbp ; X32ABI-NEXT: movl %esp, %ebp ; X32ABI-NEXT: pushq %rbx ; X32ABI-NEXT: andl $-16, %esp ; X32ABI-NEXT: subl $208, %esp ; X32ABI-NEXT: movl %esp, %ebx ; X32ABI-NEXT: movq %rsi, 24(%ebx) ; X32ABI-NEXT: movq %rdx, 32(%ebx) ; X32ABI-NEXT: movq %rcx, 40(%ebx) ; X32ABI-NEXT: movq %r8, 48(%ebx) ; X32ABI-NEXT: movq %r9, 56(%ebx) ; X32ABI-NEXT: testb %al, %al ; X32ABI-NEXT: je .LBB3_2 ; X32ABI-NEXT: # %bb.1: # %entry ; X32ABI-NEXT: movaps %xmm0, 64(%ebx) ; X32ABI-NEXT: movaps %xmm1, 80(%ebx) ; X32ABI-NEXT: movaps %xmm2, 96(%ebx) ; X32ABI-NEXT: movaps %xmm3, 112(%ebx) ; X32ABI-NEXT: movaps %xmm4, 128(%ebx) ; X32ABI-NEXT: movaps %xmm5, 144(%ebx) ; X32ABI-NEXT: movaps %xmm6, 160(%ebx) ; X32ABI-NEXT: movaps %xmm7, 176(%ebx) ; X32ABI-NEXT: .LBB3_2: # %entry ; X32ABI-NEXT: leal 16(%rbx), %eax ; X32ABI-NEXT: movl %eax, (%eax) ; X32ABI-NEXT: leal 16(%rbp), %eax ; X32ABI-NEXT: movl %eax, (%eax) ; X32ABI-NEXT: movl $48, (%eax) ; X32ABI-NEXT: movl $8, (%eax) ; X32ABI-NEXT: xorl %eax, %eax ; X32ABI-NEXT: xorl %ebx, %ebx ; X32ABI-NEXT: xorl %ecx, %ecx ; X32ABI-NEXT: #APP ; X32ABI-NEXT: #NO_APP ; X32ABI-NEXT: leal -8(%ebp), %esp ; X32ABI-NEXT: popq %rbx ; X32ABI-NEXT: popq %rbp ; X32ABI-NEXT: retq entry: %0 = alloca i8, i64 poison, align 8 call void @llvm.va_start(ptr nonnull poison) %1 = call { i64, i64, i64, i64, i64, i64 } asm sideeffect "", "={ax},={bx},={cx},={dx},={si},={di},{ax},{bx},{cx},{dx},{si},{di},~{memory},~{dirflag},~{fpsr},~{flags}"(i32 0, i32 0, i32 0, i16 undef, i64 undef, i64 undef) ret void } declare void @llvm.va_start(ptr) attributes #0 = {"frame-pointer"="all"} !llvm.module.flags = !{!0} !0 = !{i32 2, !"override-stack-alignment", i32 32}