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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- | FileCheck %s --check-prefixes=ALL,i686
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s -check-prefixes=ALL,x86_64
%0 = type { x86_fp80, x86_fp80 }
; This is basically this code on x86-64:
; _Complex long double test() { return 1.0; }
define %0 @test() {
; ALL-LABEL: test:
; ALL: # %bb.0:
; ALL-NEXT: fldz
; ALL-NEXT: fld1
; ALL-NEXT: ret{{[l|q]}}
%A = fpext double 1.0 to x86_fp80
%B = fpext double 0.0 to x86_fp80
%mrv = insertvalue %0 undef, x86_fp80 %A, 0
%mrv1 = insertvalue %0 %mrv, x86_fp80 %B, 1
ret %0 %mrv1
}
;_test2:
; fld1
; fld %st(0)
; ret
define %0 @test2() {
; ALL-LABEL: test2:
; ALL: # %bb.0:
; ALL-NEXT: fld1
; ALL-NEXT: fld %st(0)
; ALL-NEXT: ret{{[l|q]}}
%A = fpext double 1.0 to x86_fp80
%mrv = insertvalue %0 undef, x86_fp80 %A, 0
%mrv1 = insertvalue %0 %mrv, x86_fp80 %A, 1
ret %0 %mrv1
}
; Uses both values.
define void @call1(x86_fp80 *%P1, x86_fp80 *%P2) {
; i686-LABEL: call1:
; i686: # %bb.0:
; i686-NEXT: pushl %edi
; i686-NEXT: .cfi_def_cfa_offset 8
; i686-NEXT: pushl %esi
; i686-NEXT: .cfi_def_cfa_offset 12
; i686-NEXT: .cfi_offset %esi, -12
; i686-NEXT: .cfi_offset %edi, -8
; i686-NEXT: movl {{[0-9]+}}(%esp), %esi
; i686-NEXT: movl {{[0-9]+}}(%esp), %edi
; i686-NEXT: calll test@PLT
; i686-NEXT: fstpt (%edi)
; i686-NEXT: fstpt (%esi)
; i686-NEXT: popl %esi
; i686-NEXT: .cfi_def_cfa_offset 8
; i686-NEXT: popl %edi
; i686-NEXT: .cfi_def_cfa_offset 4
; i686-NEXT: retl
;
; x86_64-LABEL: call1:
; x86_64: # %bb.0:
; x86_64-NEXT: pushq %r14
; x86_64-NEXT: .cfi_def_cfa_offset 16
; x86_64-NEXT: pushq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 24
; x86_64-NEXT: pushq %rax
; x86_64-NEXT: .cfi_def_cfa_offset 32
; x86_64-NEXT: .cfi_offset %rbx, -24
; x86_64-NEXT: .cfi_offset %r14, -16
; x86_64-NEXT: movq %rsi, %r14
; x86_64-NEXT: movq %rdi, %rbx
; x86_64-NEXT: callq test@PLT
; x86_64-NEXT: fstpt (%rbx)
; x86_64-NEXT: fstpt (%r14)
; x86_64-NEXT: addq $8, %rsp
; x86_64-NEXT: .cfi_def_cfa_offset 24
; x86_64-NEXT: popq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 16
; x86_64-NEXT: popq %r14
; x86_64-NEXT: .cfi_def_cfa_offset 8
; x86_64-NEXT: retq
%a = call %0 @test()
%b = extractvalue %0 %a, 0
store x86_fp80 %b, x86_fp80* %P1
%c = extractvalue %0 %a, 1
store x86_fp80 %c, x86_fp80* %P2
ret void
}
; Uses both values, requires fxch
define void @call2(x86_fp80 *%P1, x86_fp80 *%P2) {
; i686-LABEL: call2:
; i686: # %bb.0:
; i686-NEXT: pushl %edi
; i686-NEXT: .cfi_def_cfa_offset 8
; i686-NEXT: pushl %esi
; i686-NEXT: .cfi_def_cfa_offset 12
; i686-NEXT: .cfi_offset %esi, -12
; i686-NEXT: .cfi_offset %edi, -8
; i686-NEXT: movl {{[0-9]+}}(%esp), %esi
; i686-NEXT: movl {{[0-9]+}}(%esp), %edi
; i686-NEXT: calll test@PLT
; i686-NEXT: fxch %st(1)
; i686-NEXT: fstpt (%edi)
; i686-NEXT: fstpt (%esi)
; i686-NEXT: popl %esi
; i686-NEXT: .cfi_def_cfa_offset 8
; i686-NEXT: popl %edi
; i686-NEXT: .cfi_def_cfa_offset 4
; i686-NEXT: retl
;
; x86_64-LABEL: call2:
; x86_64: # %bb.0:
; x86_64-NEXT: pushq %r14
; x86_64-NEXT: .cfi_def_cfa_offset 16
; x86_64-NEXT: pushq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 24
; x86_64-NEXT: pushq %rax
; x86_64-NEXT: .cfi_def_cfa_offset 32
; x86_64-NEXT: .cfi_offset %rbx, -24
; x86_64-NEXT: .cfi_offset %r14, -16
; x86_64-NEXT: movq %rsi, %r14
; x86_64-NEXT: movq %rdi, %rbx
; x86_64-NEXT: callq test@PLT
; x86_64-NEXT: fxch %st(1)
; x86_64-NEXT: fstpt (%rbx)
; x86_64-NEXT: fstpt (%r14)
; x86_64-NEXT: addq $8, %rsp
; x86_64-NEXT: .cfi_def_cfa_offset 24
; x86_64-NEXT: popq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 16
; x86_64-NEXT: popq %r14
; x86_64-NEXT: .cfi_def_cfa_offset 8
; x86_64-NEXT: retq
%a = call %0 @test()
%b = extractvalue %0 %a, 1
store x86_fp80 %b, x86_fp80* %P1
%c = extractvalue %0 %a, 0
store x86_fp80 %c, x86_fp80* %P2
ret void
}
; Uses ST(0), ST(1) is dead but must be popped.
define void @call3(x86_fp80 *%P1, x86_fp80 *%P2) {
; i686-LABEL: call3:
; i686: # %bb.0:
; i686-NEXT: pushl %esi
; i686-NEXT: .cfi_def_cfa_offset 8
; i686-NEXT: .cfi_offset %esi, -8
; i686-NEXT: movl {{[0-9]+}}(%esp), %esi
; i686-NEXT: calll test@PLT
; i686-NEXT: fstp %st(1)
; i686-NEXT: fstpt (%esi)
; i686-NEXT: popl %esi
; i686-NEXT: .cfi_def_cfa_offset 4
; i686-NEXT: retl
;
; x86_64-LABEL: call3:
; x86_64: # %bb.0:
; x86_64-NEXT: pushq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 16
; x86_64-NEXT: .cfi_offset %rbx, -16
; x86_64-NEXT: movq %rdi, %rbx
; x86_64-NEXT: callq test@PLT
; x86_64-NEXT: fstp %st(1)
; x86_64-NEXT: fstpt (%rbx)
; x86_64-NEXT: popq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 8
; x86_64-NEXT: retq
%a = call %0 @test()
%b = extractvalue %0 %a, 0
store x86_fp80 %b, x86_fp80* %P1
ret void
}
; Uses ST(1), ST(0) is dead and must be popped.
define void @call4(x86_fp80 *%P1, x86_fp80 *%P2) {
; i686-LABEL: call4:
; i686: # %bb.0:
; i686-NEXT: pushl %esi
; i686-NEXT: .cfi_def_cfa_offset 8
; i686-NEXT: .cfi_offset %esi, -8
; i686-NEXT: movl {{[0-9]+}}(%esp), %esi
; i686-NEXT: calll test@PLT
; i686-NEXT: fstp %st(0)
; i686-NEXT: fstpt (%esi)
; i686-NEXT: popl %esi
; i686-NEXT: .cfi_def_cfa_offset 4
; i686-NEXT: retl
;
; x86_64-LABEL: call4:
; x86_64: # %bb.0:
; x86_64-NEXT: pushq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 16
; x86_64-NEXT: .cfi_offset %rbx, -16
; x86_64-NEXT: movq %rsi, %rbx
; x86_64-NEXT: callq test@PLT
; x86_64-NEXT: fstp %st(0)
; x86_64-NEXT: fstpt (%rbx)
; x86_64-NEXT: popq %rbx
; x86_64-NEXT: .cfi_def_cfa_offset 8
; x86_64-NEXT: retq
%a = call %0 @test()
%c = extractvalue %0 %a, 1
store x86_fp80 %c, x86_fp80* %P2
ret void
}
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