llvm/test/CodeGen/AMDGPU/mubuf-shader-vgpr.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

49 lines
2.2 KiB
LLVM

; RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck %s -check-prefix=CHECK
; Test that buffer_load_format with VGPR resource descriptor is properly
; legalized.
; CHECK-LABEL: {{^}}test_none:
; CHECK: buffer_load_format_x v0, off, {{s\[[0-9]+:[0-9]+\]}}, 0{{$}}
define amdgpu_vs float @test_none(<4 x i32> addrspace(2)* inreg %base, i32 %i) {
main_body:
%ptr = getelementptr <4 x i32>, <4 x i32> addrspace(2)* %base, i32 %i
%tmp2 = load <4 x i32>, <4 x i32> addrspace(2)* %ptr, align 32
%tmp7 = call float @llvm.amdgcn.buffer.load.format.f32(<4 x i32> %tmp2, i32 0, i32 0, i1 0, i1 0)
ret float %tmp7
}
; CHECK-LABEL: {{^}}test_idxen:
; CHECK: buffer_load_format_x v0, {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 idxen{{$}}
define amdgpu_vs float @test_idxen(<4 x i32> addrspace(2)* inreg %base, i32 %i) {
main_body:
%ptr = getelementptr <4 x i32>, <4 x i32> addrspace(2)* %base, i32 %i
%tmp2 = load <4 x i32>, <4 x i32> addrspace(2)* %ptr, align 32
%tmp7 = call float @llvm.amdgcn.buffer.load.format.f32(<4 x i32> %tmp2, i32 undef, i32 0, i1 0, i1 0)
ret float %tmp7
}
; CHECK-LABEL: {{^}}test_offen:
; CHECK: buffer_load_format_x v0, {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offen{{$}}
define amdgpu_vs float @test_offen(<4 x i32> addrspace(2)* inreg %base, i32 %i) {
main_body:
%ptr = getelementptr <4 x i32>, <4 x i32> addrspace(2)* %base, i32 %i
%tmp2 = load <4 x i32>, <4 x i32> addrspace(2)* %ptr, align 32
%tmp7 = call float @llvm.amdgcn.buffer.load.format.f32(<4 x i32> %tmp2, i32 0, i32 undef, i1 0, i1 0)
ret float %tmp7
}
; CHECK-LABEL: {{^}}test_both:
; CHECK: buffer_load_format_x v0, {{v\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0 idxen offen{{$}}
define amdgpu_vs float @test_both(<4 x i32> addrspace(2)* inreg %base, i32 %i) {
main_body:
%ptr = getelementptr <4 x i32>, <4 x i32> addrspace(2)* %base, i32 %i
%tmp2 = load <4 x i32>, <4 x i32> addrspace(2)* %ptr, align 32
%tmp7 = call float @llvm.amdgcn.buffer.load.format.f32(<4 x i32> %tmp2, i32 undef, i32 undef, i1 0, i1 0)
ret float %tmp7
}
declare float @llvm.amdgcn.buffer.load.format.f32(<4 x i32>, i32, i32, i1, i1) nounwind readonly
attributes #0 = { nounwind readnone }