Files
archived-llvm/test/CodeGen/AMDGPU/fcopysign.f32.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

53 lines
2.1 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
; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
declare float @llvm.copysign.f32(float, float) nounwind readnone
declare <2 x float> @llvm.copysign.v2f32(<2 x float>, <2 x float>) nounwind readnone
declare <4 x float> @llvm.copysign.v4f32(<4 x float>, <4 x float>) nounwind readnone
; Try to identify arg based on higher address.
; FUNC-LABEL: {{^}}test_copysign_f32:
; SI: s_load_dword [[SMAG:s[0-9]+]], {{.*}} 0xb
; SI: s_load_dword [[SSIGN:s[0-9]+]], {{.*}} 0xc
; VI: s_load_dword [[SMAG:s[0-9]+]], {{.*}} 0x2c
; VI: s_load_dword [[SSIGN:s[0-9]+]], {{.*}} 0x30
; GCN-DAG: v_mov_b32_e32 [[VSIGN:v[0-9]+]], [[SSIGN]]
; GCN-DAG: v_mov_b32_e32 [[VMAG:v[0-9]+]], [[SMAG]]
; GCN-DAG: s_brev_b32 [[SCONST:s[0-9]+]], -2
; GCN: v_bfi_b32 [[RESULT:v[0-9]+]], [[SCONST]], [[VMAG]], [[VSIGN]]
; GCN: buffer_store_dword [[RESULT]],
; GCN: s_endpgm
; EG: BFI_INT
define void @test_copysign_f32(float addrspace(1)* %out, float %mag, float %sign) nounwind {
%result = call float @llvm.copysign.f32(float %mag, float %sign)
store float %result, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}test_copysign_v2f32:
; GCN: s_endpgm
; EG: BFI_INT
; EG: BFI_INT
define void @test_copysign_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %mag, <2 x float> %sign) nounwind {
%result = call <2 x float> @llvm.copysign.v2f32(<2 x float> %mag, <2 x float> %sign)
store <2 x float> %result, <2 x float> addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}test_copysign_v4f32:
; GCN: s_endpgm
; EG: BFI_INT
; EG: BFI_INT
; EG: BFI_INT
; EG: BFI_INT
define void @test_copysign_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %mag, <4 x float> %sign) nounwind {
%result = call <4 x float> @llvm.copysign.v4f32(<4 x float> %mag, <4 x float> %sign)
store <4 x float> %result, <4 x float> addrspace(1)* %out, align 16
ret void
}