llvm/test/CodeGen/SystemZ/fp-half-libcall.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; Test that library calls are emitted for LLVM IR intrinsics
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s

define half @f1(half %x, i16 %y) nounwind {
; CHECK-LABEL: f1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r13, %r15, 104(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    lhr %r13, %r2
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    llgfr %r2, %r13
; CHECK-NEXT:    brasl %r14, __powisf2@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r13, %r15, 264(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.powi.f16.i16(half %x, i16 %y)
  ret half %tmp
}

define half @f2(half %x, half %y) nounwind {
; CHECK-LABEL: f2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -176
; CHECK-NEXT:    std %f8, 168(%r15) # 8-byte Spill
; CHECK-NEXT:    std %f9, 160(%r15) # 8-byte Spill
; CHECK-NEXT:    ler %f8, %f2
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f9, %f0
; CHECK-NEXT:    ler %f0, %f8
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f2, %f0
; CHECK-NEXT:    ler %f0, %f9
; CHECK-NEXT:    brasl %r14, powf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    ld %f8, 168(%r15) # 8-byte Reload
; CHECK-NEXT:    ld %f9, 160(%r15) # 8-byte Reload
; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.pow.f16(half %x, half %y)
  ret half %tmp
}

define half @f3(half %x) nounwind {
; CHECK-LABEL: f3:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, sinf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.sin.f16(half %x)
  ret half %tmp
}

define half @f4(half %x) nounwind {
; CHECK-LABEL: f4:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, cosf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.cos.f16(half %x)
  ret half %tmp
}

define half @f5(half %x) nounwind {
; CHECK-LABEL: f5:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, expf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.exp.f16(half %x)
  ret half %tmp
}

define half @f6(half %x) nounwind {
; CHECK-LABEL: f6:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, exp2f@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.exp2.f16(half %x)
  ret half %tmp
}

define half @f7(half %x) nounwind {
; CHECK-LABEL: f7:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, logf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.log.f16(half %x)
  ret half %tmp
}

define half @f8(half %x) nounwind {
; CHECK-LABEL: f8:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, log2f@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.log2.f16(half %x)
  ret half %tmp
}

define half @f9(half %x) nounwind {
; CHECK-LABEL: f9:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -160
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    brasl %r14, log10f@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    lmg %r14, %r15, 272(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.log10.f16(half %x)
  ret half %tmp
}

define half @f10(half %x, half %y) nounwind {
; CHECK-LABEL: f10:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -176
; CHECK-NEXT:    std %f8, 168(%r15) # 8-byte Spill
; CHECK-NEXT:    std %f9, 160(%r15) # 8-byte Spill
; CHECK-NEXT:    ler %f8, %f2
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f9, %f0
; CHECK-NEXT:    ler %f0, %f8
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f2, %f0
; CHECK-NEXT:    ler %f0, %f9
; CHECK-NEXT:    brasl %r14, fminf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    ld %f8, 168(%r15) # 8-byte Reload
; CHECK-NEXT:    ld %f9, 160(%r15) # 8-byte Reload
; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.minnum.f16(half %x, half %y)
  ret half %tmp
}

define half @f11(half %x, half %y) nounwind {
; CHECK-LABEL: f11:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -176
; CHECK-NEXT:    std %f8, 168(%r15) # 8-byte Spill
; CHECK-NEXT:    std %f9, 160(%r15) # 8-byte Spill
; CHECK-NEXT:    ler %f8, %f2
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f9, %f0
; CHECK-NEXT:    ler %f0, %f8
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f2, %f0
; CHECK-NEXT:    ler %f0, %f9
; CHECK-NEXT:    brasl %r14, fmaxf@PLT
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    ld %f8, 168(%r15) # 8-byte Reload
; CHECK-NEXT:    ld %f9, 160(%r15) # 8-byte Reload
; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call half @llvm.maxnum.f16(half %x, half %y)
  ret half %tmp
}

; Verify that "nnan" minnum/maxnum calls are transformed to
; compare+select sequences instead of libcalls.
define half @f12(half %x, half %y) nounwind {
; CHECK-LABEL: f12:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -176
; CHECK-NEXT:    std %f8, 168(%r15) # 8-byte Spill
; CHECK-NEXT:    std %f9, 160(%r15) # 8-byte Spill
; CHECK-NEXT:    ler %f9, %f0
; CHECK-NEXT:    ler %f0, %f2
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f8, %f0
; CHECK-NEXT:    ler %f0, %f9
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    cebr %f0, %f8
; CHECK-NEXT:    jl .LBB11_2
; CHECK-NEXT:  # %bb.1:
; CHECK-NEXT:    ler %f0, %f8
; CHECK-NEXT:  .LBB11_2:
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    ld %f8, 168(%r15) # 8-byte Reload
; CHECK-NEXT:    ld %f9, 160(%r15) # 8-byte Reload
; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call nnan half @llvm.minnum.f16(half %x, half %y)
  ret half %tmp
}

define half @f13(half %x, half %y) nounwind {
; CHECK-LABEL: f13:
; CHECK:       # %bb.0:
; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
; CHECK-NEXT:    aghi %r15, -176
; CHECK-NEXT:    std %f8, 168(%r15) # 8-byte Spill
; CHECK-NEXT:    std %f9, 160(%r15) # 8-byte Spill
; CHECK-NEXT:    ler %f9, %f0
; CHECK-NEXT:    ler %f0, %f2
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    ler %f8, %f0
; CHECK-NEXT:    ler %f0, %f9
; CHECK-NEXT:    brasl %r14, __extendhfsf2@PLT
; CHECK-NEXT:    cebr %f0, %f8
; CHECK-NEXT:    jh .LBB12_2
; CHECK-NEXT:  # %bb.1:
; CHECK-NEXT:    ler %f0, %f8
; CHECK-NEXT:  .LBB12_2:
; CHECK-NEXT:    brasl %r14, __truncsfhf2@PLT
; CHECK-NEXT:    ld %f8, 168(%r15) # 8-byte Reload
; CHECK-NEXT:    ld %f9, 160(%r15) # 8-byte Reload
; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
; CHECK-NEXT:    br %r14
  %tmp = call nnan half @llvm.maxnum.f16(half %x, half %y)
  ret half %tmp
}

declare half @llvm.powi.f16.i16(half, i16)
declare half @llvm.pow.f16(half, half)

declare half @llvm.sin.f16(half)
declare half @llvm.cos.f16(half)

declare half @llvm.exp.f16(half)
declare half @llvm.exp2.f16(half)

declare half @llvm.log.f16(half)
declare half @llvm.log2.f16(half)
declare half @llvm.log10.f16(half)

declare half @llvm.minnum.f16(half, half)
declare half @llvm.maxnum.f16(half, half)