43 lines
1.7 KiB
LLVM
43 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
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; RUN: llc -mtriple=x86_64-unknown-unknown < %s | FileCheck -check-prefixes=X64 %s
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; FIXME: Expansion without libcall
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; XUN: llc -mtriple=i386-pc-win32 < %s | FileCheck -check-prefix=WIN32 %s
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define x86_fp80 @ldexp_f80(x86_fp80 %arg0, i32 %arg1) {
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; X64-LABEL: ldexp_f80:
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; X64: # %bb.0:
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; X64-NEXT: subq $24, %rsp
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; X64-NEXT: .cfi_def_cfa_offset 32
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; X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; X64-NEXT: fstpt (%rsp)
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; X64-NEXT: callq ldexpl@PLT
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; X64-NEXT: addq $24, %rsp
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; X64-NEXT: .cfi_def_cfa_offset 8
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; X64-NEXT: retq
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%ldexp = call x86_fp80 @llvm.ldexp.f80.i32(x86_fp80 %arg0, i32 %arg1)
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ret x86_fp80 %ldexp
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}
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define x86_fp80 @test_strict_ldexp_f80_i32(ptr addrspace(1) %out, x86_fp80 %a, i32 %b) #2 {
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; X64-LABEL: test_strict_ldexp_f80_i32:
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; X64: # %bb.0:
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; X64-NEXT: subq $24, %rsp
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; X64-NEXT: .cfi_def_cfa_offset 32
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; X64-NEXT: movl %esi, %edi
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; X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; X64-NEXT: fstpt (%rsp)
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; X64-NEXT: wait
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; X64-NEXT: callq ldexpl@PLT
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; X64-NEXT: addq $24, %rsp
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; X64-NEXT: .cfi_def_cfa_offset 8
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; X64-NEXT: retq
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%result = call x86_fp80 @llvm.experimental.constrained.ldexp.f80.i32(x86_fp80 %a, i32 %b, metadata !"round.dynamic", metadata !"fpexcept.strict")
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ret x86_fp80 %result
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}
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declare x86_fp80 @llvm.ldexp.f80.i32(x86_fp80, i32)
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declare x86_fp80 @llvm.experimental.constrained.ldexp.f80.i32(x86_fp80, i32, metadata, metadata) #1
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attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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attributes #1 = { nocallback nofree nosync nounwind willreturn memory(inaccessiblemem: readwrite) }
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attributes #2 = { strictfp }
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