llvm/test/CodeGen/AArch64/cvt-fp-int-fp.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=aarch64 -o - %s  -mattr=+neon,+fullfp16 | FileCheck %s

define double @t1(double %x) {
; CHECK-LABEL: t1:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzs d0, d0
; CHECK-NEXT:    scvtf d0, d0
; CHECK-NEXT:    ret
entry:
  %conv = fptosi double %x to i64
  %conv1 = sitofp i64 %conv to double
  ret double %conv1
}

define float @t2(float %x) {
; CHECK-LABEL: t2:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzs s0, s0
; CHECK-NEXT:    scvtf s0, s0
; CHECK-NEXT:    ret
entry:
  %conv = fptosi float %x to i32
  %conv1 = sitofp i32 %conv to float
  ret float %conv1
}

define half @t3(half %x)  {
; CHECK-LABEL: t3:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzs h0, h0
; CHECK-NEXT:    scvtf h0, h0
; CHECK-NEXT:    ret
entry:
  %conv = fptosi half %x to i32
  %conv1 = sitofp i32 %conv to half
  ret half %conv1
}

define double @t4(double %x) {
; CHECK-LABEL: t4:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzu d0, d0
; CHECK-NEXT:    ucvtf d0, d0
; CHECK-NEXT:    ret
entry:
  %conv = fptoui double %x to i64
  %conv1 = uitofp i64 %conv to double
  ret double %conv1
}

define float @t5(float %x) {
; CHECK-LABEL: t5:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzu s0, s0
; CHECK-NEXT:    ucvtf s0, s0
; CHECK-NEXT:    ret
entry:
  %conv = fptoui float %x to i32
  %conv1 = uitofp i32 %conv to float
  ret float %conv1
}

define half @t6(half %x)  {
; CHECK-LABEL: t6:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzu h0, h0
; CHECK-NEXT:    ucvtf h0, h0
; CHECK-NEXT:    ret
entry:
  %conv = fptoui half %x to i32
  %conv1 = uitofp i32 %conv to half
  ret half %conv1
}

define bfloat @t7(bfloat %x)  {
; CHECK-LABEL: t7:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    // kill: def $h0 killed $h0 def $s0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    mov w8, #32767 // =0x7fff
; CHECK-NEXT:    lsl w9, w9, #16
; CHECK-NEXT:    fmov s0, w9
; CHECK-NEXT:    fcvtzs w9, s0
; CHECK-NEXT:    scvtf d0, w9
; CHECK-NEXT:    fcvtxn s0, d0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    ubfx w10, w9, #16, #1
; CHECK-NEXT:    add w8, w9, w8
; CHECK-NEXT:    add w8, w10, w8
; CHECK-NEXT:    lsr w8, w8, #16
; CHECK-NEXT:    fmov s0, w8
; CHECK-NEXT:    // kill: def $h0 killed $h0 killed $s0
; CHECK-NEXT:    ret
entry:
  %conv = fptosi bfloat %x to i32
  %conv1 = sitofp i32 %conv to bfloat
  ret bfloat %conv1
}

define bfloat @t8(bfloat %x)  {
; CHECK-LABEL: t8:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    // kill: def $h0 killed $h0 def $s0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    mov w8, #32767 // =0x7fff
; CHECK-NEXT:    lsl w9, w9, #16
; CHECK-NEXT:    fmov s0, w9
; CHECK-NEXT:    fcvtzu w9, s0
; CHECK-NEXT:    ucvtf d0, w9
; CHECK-NEXT:    fcvtxn s0, d0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    ubfx w10, w9, #16, #1
; CHECK-NEXT:    add w8, w9, w8
; CHECK-NEXT:    add w8, w10, w8
; CHECK-NEXT:    lsr w8, w8, #16
; CHECK-NEXT:    fmov s0, w8
; CHECK-NEXT:    // kill: def $h0 killed $h0 killed $s0
; CHECK-NEXT:    ret
entry:
  %conv = fptoui bfloat %x to i32
  %conv1 = uitofp i32 %conv to bfloat
  ret bfloat %conv1
}

define double @t1_strict(double %x) #0 {
; CHECK-LABEL: t1_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzs d0, d0
; CHECK-NEXT:    scvtf d0, d0
; CHECK-NEXT:    ret
entry:
  %conv = call i64 @llvm.experimental.constrained.fptosi.i64.f64(double %x, metadata !"fpexcept.strict") #0
  %conv1 = call double @llvm.experimental.constrained.sitofp.i64.f64(i64 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret double %conv1
}

define float @t2_strict(float %x) #0 {
; CHECK-LABEL: t2_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzs s0, s0
; CHECK-NEXT:    scvtf s0, s0
; CHECK-NEXT:    ret
entry:
  %conv = call i32 @llvm.experimental.constrained.fptosi.i32.f32(float %x, metadata !"fpexcept.strict") #0
  %conv1 = call float @llvm.experimental.constrained.sitofp.i32.f32(i32 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret float %conv1
}

define half @t3_strict(half %x) #0 {
; CHECK-LABEL: t3_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzs h0, h0
; CHECK-NEXT:    scvtf h0, h0
; CHECK-NEXT:    ret
entry:
  %conv = call i32 @llvm.experimental.constrained.fptosi.i32.f16(half %x, metadata !"fpexcept.strict") #0
  %conv1 = call half @llvm.experimental.constrained.sitofp.i32.f16(i32 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret half %conv1
}

define double @t4_strict(double %x) #0 {
; CHECK-LABEL: t4_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzu d0, d0
; CHECK-NEXT:    ucvtf d0, d0
; CHECK-NEXT:    ret
entry:
  %conv = call i64 @llvm.experimental.constrained.fptoui.i64.f64(double %x, metadata !"fpexcept.strict") #0
  %conv1 = call double @llvm.experimental.constrained.uitofp.i64.f64(i64 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret double %conv1
}

define float @t5_strict(float %x) #0 {
; CHECK-LABEL: t5_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzu s0, s0
; CHECK-NEXT:    ucvtf s0, s0
; CHECK-NEXT:    ret
entry:
  %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f32(float %x, metadata !"fpexcept.strict") #0
  %conv1 = call float @llvm.experimental.constrained.uitofp.i32.f32(i32 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret float %conv1
}

define half @t6_strict(half %x) #0 {
; CHECK-LABEL: t6_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    fcvtzu h0, h0
; CHECK-NEXT:    ucvtf h0, h0
; CHECK-NEXT:    ret
entry:
  %conv = call i32 @llvm.experimental.constrained.fptoui.i32.f16(half %x, metadata !"fpexcept.strict") #0
  %conv1 = call half @llvm.experimental.constrained.uitofp.i32.f16(i32 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret half %conv1
}

define bfloat @t7_strict(bfloat %x) #0 {
; CHECK-LABEL: t7_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    // kill: def $h0 killed $h0 def $s0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    mov w8, #32767 // =0x7fff
; CHECK-NEXT:    lsl w9, w9, #16
; CHECK-NEXT:    fmov s0, w9
; CHECK-NEXT:    fcvtzs w9, s0
; CHECK-NEXT:    scvtf d0, w9
; CHECK-NEXT:    fcvtxn s0, d0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    ubfx w10, w9, #16, #1
; CHECK-NEXT:    add w8, w9, w8
; CHECK-NEXT:    add w8, w10, w8
; CHECK-NEXT:    lsr w8, w8, #16
; CHECK-NEXT:    fmov s0, w8
; CHECK-NEXT:    // kill: def $h0 killed $h0 killed $s0
; CHECK-NEXT:    ret
entry:
  %conv = call i32 @llvm.experimental.constrained.fptosi.i32.bf16(bfloat %x, metadata !"fpexcept.strict") #0
  %conv1 = call bfloat @llvm.experimental.constrained.sitofp.i32.bf16(i32 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret bfloat %conv1
}

define bfloat @t8_strict(bfloat %x) #0 {
; CHECK-LABEL: t8_strict:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    // kill: def $h0 killed $h0 def $s0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    mov w8, #32767 // =0x7fff
; CHECK-NEXT:    lsl w9, w9, #16
; CHECK-NEXT:    fmov s0, w9
; CHECK-NEXT:    fcvtzu w9, s0
; CHECK-NEXT:    ucvtf d0, w9
; CHECK-NEXT:    fcvtxn s0, d0
; CHECK-NEXT:    fmov w9, s0
; CHECK-NEXT:    ubfx w10, w9, #16, #1
; CHECK-NEXT:    add w8, w9, w8
; CHECK-NEXT:    add w8, w10, w8
; CHECK-NEXT:    lsr w8, w8, #16
; CHECK-NEXT:    fmov s0, w8
; CHECK-NEXT:    // kill: def $h0 killed $h0 killed $s0
; CHECK-NEXT:    ret
entry:
  %conv = call i32 @llvm.experimental.constrained.fptoui.i32.bf16(bfloat %x, metadata !"fpexcept.strict") #0
  %conv1 = call bfloat @llvm.experimental.constrained.uitofp.i32.bf16(i32 %conv, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
  ret bfloat %conv1
}

attributes #0 = { strictfp }

declare i32 @llvm.experimental.constrained.fptosi.i32.bf16(bfloat, metadata)
declare i32 @llvm.experimental.constrained.fptoui.i32.bf16(bfloat, metadata)
declare i32 @llvm.experimental.constrained.fptosi.i32.f16(half, metadata)
declare i32 @llvm.experimental.constrained.fptoui.i32.f16(half, metadata)
declare i32 @llvm.experimental.constrained.fptosi.i32.f32(float, metadata)
declare i32 @llvm.experimental.constrained.fptoui.i32.f32(float, metadata)
declare i64 @llvm.experimental.constrained.fptosi.i64.f64(double, metadata)
declare i64 @llvm.experimental.constrained.fptoui.i64.f64(double, metadata)
declare bfloat @llvm.experimental.constrained.sitofp.i32.bf16(i32, metadata, metadata)
declare bfloat @llvm.experimental.constrained.uitofp.i32.bf16(i32, metadata, metadata)
declare half @llvm.experimental.constrained.sitofp.i32.f16(i32, metadata, metadata)
declare half @llvm.experimental.constrained.uitofp.i32.f16(i32, metadata, metadata)
declare float @llvm.experimental.constrained.sitofp.i32.f32(i32, metadata, metadata)
declare float @llvm.experimental.constrained.uitofp.i32.f32(i32, metadata, metadata)
declare double @llvm.experimental.constrained.sitofp.i64.f64(i64, metadata, metadata)
declare double @llvm.experimental.constrained.uitofp.i64.f64(i64, metadata, metadata)