27 lines
1.0 KiB
LLVM
27 lines
1.0 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -tailcallopt -mattr=+sse2 -mtriple=x86_64-apple-darwin | FileCheck %s
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; Check that x86-64 tail calls support x86_fp80 and v2f32 types. (Tail call
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; calling convention out of sync with standard c calling convention on x86_64)
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; Bug 4278.
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declare fastcc double @tailcallee(x86_fp80, <2 x float>)
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define fastcc double @tailcall() {
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; CHECK-LABEL: tailcall:
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; CHECK: ## %bb.0: ## %entry
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; CHECK-NEXT: subq $40, %rsp
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; CHECK-NEXT: .cfi_def_cfa_offset 48
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; CHECK-NEXT: movq {{[0-9]+}}(%rsp), %rax
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; CHECK-NEXT: movq %rax, {{[0-9]+}}(%rsp)
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; CHECK-NEXT: fld1
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; CHECK-NEXT: fstpt {{[0-9]+}}(%rsp)
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; CHECK-NEXT: movaps {{.*#+}} xmm0 = <1.0E+0,1.0E+0,u,u>
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; CHECK-NEXT: addq $24, %rsp
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; CHECK-NEXT: jmp _tailcallee ## TAILCALL
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entry:
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%tmp = fpext float 1.000000e+00 to x86_fp80
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%tmp2 = tail call fastcc double @tailcallee( x86_fp80 %tmp, <2 x float> <float 1.000000e+00, float 1.000000e+00>)
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ret double %tmp2
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}
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