forked from OSchip/llvm-project
140 lines
4.4 KiB
LLVM
140 lines
4.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+avx512fp16 -O3 | FileCheck %s --check-prefixes=X86
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512fp16 -O3 | FileCheck %s --check-prefixes=X64
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declare half @llvm.experimental.constrained.ceil.f16(half, metadata)
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declare half @llvm.experimental.constrained.floor.f16(half, metadata)
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declare half @llvm.experimental.constrained.trunc.f16(half, metadata)
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declare half @llvm.experimental.constrained.rint.f16(half, metadata, metadata)
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declare half @llvm.experimental.constrained.nearbyint.f16(half, metadata, metadata)
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declare half @llvm.experimental.constrained.roundeven.f16(half, metadata)
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declare half @llvm.experimental.constrained.round.f16(half, metadata)
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define half @fceil32(half %f) #0 {
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; X86-LABEL: fceil32:
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; X86: # %bb.0:
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; X86-NEXT: vrndscalesh $10, {{[0-9]+}}(%esp), %xmm0, %xmm0
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; X86-NEXT: retl
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;
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; X64-LABEL: fceil32:
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; X64: # %bb.0:
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; X64-NEXT: vrndscalesh $10, %xmm0, %xmm0, %xmm0
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.ceil.f16(
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half %f, metadata !"fpexcept.strict") #0
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ret half %res
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}
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define half @ffloor32(half %f) #0 {
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; X86-LABEL: ffloor32:
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; X86: # %bb.0:
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; X86-NEXT: vrndscalesh $9, {{[0-9]+}}(%esp), %xmm0, %xmm0
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; X86-NEXT: retl
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;
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; X64-LABEL: ffloor32:
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; X64: # %bb.0:
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; X64-NEXT: vrndscalesh $9, %xmm0, %xmm0, %xmm0
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.floor.f16(
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half %f, metadata !"fpexcept.strict") #0
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ret half %res
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}
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define half @ftrunc32(half %f) #0 {
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; X86-LABEL: ftrunc32:
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; X86: # %bb.0:
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; X86-NEXT: vrndscalesh $11, {{[0-9]+}}(%esp), %xmm0, %xmm0
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; X86-NEXT: retl
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;
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; X64-LABEL: ftrunc32:
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; X64: # %bb.0:
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; X64-NEXT: vrndscalesh $11, %xmm0, %xmm0, %xmm0
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.trunc.f16(
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half %f, metadata !"fpexcept.strict") #0
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ret half %res
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}
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define half @frint32(half %f) #0 {
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; X86-LABEL: frint32:
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; X86: # %bb.0:
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; X86-NEXT: vrndscalesh $4, {{[0-9]+}}(%esp), %xmm0, %xmm0
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; X86-NEXT: retl
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;
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; X64-LABEL: frint32:
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; X64: # %bb.0:
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; X64-NEXT: vrndscalesh $4, %xmm0, %xmm0, %xmm0
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.rint.f16(
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half %f,
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metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret half %res
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}
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define half @fnearbyint32(half %f) #0 {
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; X86-LABEL: fnearbyint32:
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; X86: # %bb.0:
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; X86-NEXT: vrndscalesh $12, {{[0-9]+}}(%esp), %xmm0, %xmm0
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; X86-NEXT: retl
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;
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; X64-LABEL: fnearbyint32:
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; X64: # %bb.0:
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; X64-NEXT: vrndscalesh $12, %xmm0, %xmm0, %xmm0
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.nearbyint.f16(
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half %f,
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metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret half %res
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}
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define half @froundeven16(half %f) #0 {
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; X86-LABEL: froundeven16:
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; X86: # %bb.0:
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; X86-NEXT: vrndscalesh $8, {{[0-9]+}}(%esp), %xmm0, %xmm0
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; X86-NEXT: retl
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;
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; X64-LABEL: froundeven16:
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; X64: # %bb.0:
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; X64-NEXT: vrndscalesh $8, %xmm0, %xmm0, %xmm0
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.roundeven.f16(
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half %f, metadata !"fpexcept.strict") #0
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ret half %res
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}
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define half @fround16(half %f) #0 {
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; X86-LABEL: fround16:
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; X86: # %bb.0:
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; X86-NEXT: subl $8, %esp
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; X86-NEXT: .cfi_def_cfa_offset 12
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; X86-NEXT: vmovsh {{[0-9]+}}(%esp), %xmm0
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; X86-NEXT: vcvtsh2ss %xmm0, %xmm0, %xmm0
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; X86-NEXT: vmovss %xmm0, (%esp)
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; X86-NEXT: calll roundf
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; X86-NEXT: fstps {{[0-9]+}}(%esp)
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; X86-NEXT: wait
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; X86-NEXT: vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; X86-NEXT: vcvtss2sh %xmm0, %xmm0, %xmm0
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; X86-NEXT: addl $8, %esp
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; X86-NEXT: .cfi_def_cfa_offset 4
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; X86-NEXT: retl
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;
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; X64-LABEL: fround16:
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; X64: # %bb.0:
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; X64-NEXT: pushq %rax
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; X64-NEXT: .cfi_def_cfa_offset 16
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; X64-NEXT: vcvtsh2ss %xmm0, %xmm0, %xmm0
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; X64-NEXT: callq roundf@PLT
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; X64-NEXT: vcvtss2sh %xmm0, %xmm0, %xmm0
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; X64-NEXT: popq %rax
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; X64-NEXT: .cfi_def_cfa_offset 8
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; X64-NEXT: retq
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%res = call half @llvm.experimental.constrained.round.f16(
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half %f, metadata !"fpexcept.strict") #0
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ret half %res
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}
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attributes #0 = { strictfp }
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