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llvm-mirror/test/CodeGen/AMDGPU/split-smrd.ll
Matt Arsenault cccd12337a AMDGPU: Drop remnants of byval support for shaders
Before 2018, mesa used to use byval interchangably with inreg, which
didn't really make sense. Fix tests still using it to avoid breaking
in a future commit.

llvm-svn: 365953
2019-07-12 20:12:17 +00:00

43 lines
2.0 KiB
LLVM

; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
; FIXME: Move this to sgpr-copy.ll when this is fixed on VI.
; Make sure that when we split an smrd instruction in order to move it to
; the VALU, we are also moving its users to the VALU.
; GCN-LABEL: {{^}}split_smrd_add_worklist:
; GCN: image_sample v{{[0-9]+}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0x1
define amdgpu_ps void @split_smrd_add_worklist([34 x <8 x i32>] addrspace(4)* inreg %arg) #0 {
bb:
%tmp = call float @llvm.amdgcn.s.buffer.load.f32(<4 x i32> undef, i32 96, i32 0)
%tmp1 = bitcast float %tmp to i32
br i1 undef, label %bb2, label %bb3
bb2: ; preds = %bb
unreachable
bb3: ; preds = %bb
%tmp4 = bitcast float %tmp to i32
%tmp5 = add i32 %tmp4, 4
%tmp6 = sext i32 %tmp5 to i64
%tmp7 = getelementptr [34 x <8 x i32>], [34 x <8 x i32>] addrspace(4)* %arg, i64 0, i64 %tmp6
%tmp8 = load <8 x i32>, <8 x i32> addrspace(4)* %tmp7, align 32, !tbaa !0
%tmp9 = call <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32 15, float bitcast (i32 1061158912 to float), float bitcast (i32 1048576000 to float), <8 x i32> %tmp8, <4 x i32> undef, i1 0, i32 0, i32 0)
%tmp10 = extractelement <4 x float> %tmp9, i32 0
%tmp12 = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %tmp10, float undef)
call void @llvm.amdgcn.exp.compr.v2f16(i32 0, i32 15, <2 x half> %tmp12, <2 x half> undef, i1 true, i1 true) #0
ret void
}
declare <2 x half> @llvm.amdgcn.cvt.pkrtz(float, float) #1
declare void @llvm.amdgcn.exp.compr.v2f16(i32, i32, <2 x half>, <2 x half>, i1, i1) #0
declare <4 x float> @llvm.amdgcn.image.sample.2d.v4f32.f32(i32, float, float, <8 x i32>, <4 x i32>, i1, i32, i32) #2
declare float @llvm.amdgcn.s.buffer.load.f32(<4 x i32>, i32, i32) #1
attributes #0 = { nounwind }
attributes #1 = { nounwind readnone }
attributes #2 = { nounwind readonly }
!0 = !{!1, !1, i64 0, i32 1}
!1 = !{!"const", !2}
!2 = !{!"tbaa root"}