Files
archived-llvm/test/CodeGen/AMDGPU/fcopysign.f64.ll
Matt Arsenault d019e8638a Enable FeatureFlatForGlobal on Volcanic Islands
This switches to the workaround that HSA defaults to
for the mesa path.

This should be applied to the 4.0 branch.

Patch by Vedran Miletić <vedran@miletic.net>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@292982 91177308-0d34-0410-b5e6-96231b3b80d8
2017-01-24 22:02:15 +00:00

57 lines
3.1 KiB
LLVM

; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=FUNC %s
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=GCN -check-prefix=FUNC %s
declare double @llvm.copysign.f64(double, double) nounwind readnone
declare <2 x double> @llvm.copysign.v2f64(<2 x double>, <2 x double>) nounwind readnone
declare <4 x double> @llvm.copysign.v4f64(<4 x double>, <4 x double>) nounwind readnone
; FUNC-LABEL: {{^}}test_copysign_f64:
; SI-DAG: s_load_dwordx2 s{{\[}}[[SMAG_LO:[0-9]+]]:[[SMAG_HI:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xb
; SI-DAG: s_load_dwordx2 s{{\[}}[[SSIGN_LO:[0-9]+]]:[[SSIGN_HI:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xd
; VI-DAG: s_load_dwordx2 s{{\[}}[[SMAG_LO:[0-9]+]]:[[SMAG_HI:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x2c
; VI-DAG: s_load_dwordx2 s{{\[}}[[SSIGN_LO:[0-9]+]]:[[SSIGN_HI:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x34
; GCN-DAG: v_mov_b32_e32 v[[VSIGN_HI:[0-9]+]], s[[SSIGN_HI]]
; GCN-DAG: v_mov_b32_e32 v[[VMAG_HI:[0-9]+]], s[[SMAG_HI]]
; GCN-DAG: s_brev_b32 [[SCONST:s[0-9]+]], -2
; GCN-DAG: v_bfi_b32 v[[VRESULT_HI:[0-9]+]], [[SCONST]], v[[VMAG_HI]], v[[VSIGN_HI]]
; GCN-DAG: v_mov_b32_e32 v[[VMAG_LO:[0-9]+]], s[[SMAG_LO]]
; GCN: buffer_store_dwordx2 v{{\[}}[[VMAG_LO]]:[[VRESULT_HI]]{{\]}}
; GCN: s_endpgm
define void @test_copysign_f64(double addrspace(1)* %out, double %mag, double %sign) nounwind {
%result = call double @llvm.copysign.f64(double %mag, double %sign)
store double %result, double addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}test_copysign_f64_f32:
; GCN-DAG: s_load_dwordx2 s{{\[}}[[SMAG_LO:[0-9]+]]:[[SMAG_HI:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}
; GCN-DAG: s_load_dword s[[SSIGN:[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}
; GCN-DAG: s_brev_b32 [[SCONST:s[0-9]+]], -2{{$}}
; GCN-DAG: v_mov_b32_e32 v[[VMAG_HI:[0-9]+]], s[[SMAG_HI]]
; GCN-DAG: v_mov_b32_e32 v[[VSIGN:[0-9]+]], s[[SSIGN]]
; GCN-DAG: v_bfi_b32 v[[VRESULT_HI:[0-9]+]], [[SCONST]], v[[VMAG_HI]], v[[VSIGN]]
; GCN-DAG: v_mov_b32_e32 v[[VMAG_LO:[0-9]+]], s[[SMAG_LO]]
; GCN: buffer_store_dwordx2 v{{\[}}[[VMAG_LO]]:[[VRESULT_HI]]{{\]}}
define void @test_copysign_f64_f32(double addrspace(1)* %out, double %mag, float %sign) nounwind {
%c = fpext float %sign to double
%result = call double @llvm.copysign.f64(double %mag, double %c)
store double %result, double addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}test_copysign_v2f64:
; GCN: s_endpgm
define void @test_copysign_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %mag, <2 x double> %sign) nounwind {
%result = call <2 x double> @llvm.copysign.v2f64(<2 x double> %mag, <2 x double> %sign)
store <2 x double> %result, <2 x double> addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}test_copysign_v4f64:
; GCN: s_endpgm
define void @test_copysign_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %mag, <4 x double> %sign) nounwind {
%result = call <4 x double> @llvm.copysign.v4f64(<4 x double> %mag, <4 x double> %sign)
store <4 x double> %result, <4 x double> addrspace(1)* %out, align 8
ret void
}