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llvm-project/llvm/test/CodeGen/AMDGPU/required-export-priority.ll
Mariusz Sikora 2b4a462e95
[AMDGPU] Add missing comma between export target and first export data (#181641) 
The new format matches the official ISA spec and ensures the
disassembler prints 'export mrt0, v0, off, off, off' instead of 'export
mrt0 v0, off, off, off'.

No functional encoding changes; printing/AsmString only.
2026-02-17 09:24:34 +01:00

345 lines
12 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=amdgcn -mcpu=gfx1150 -amdgpu-enable-vopd=0 < %s | FileCheck -check-prefix=GCN %s
define amdgpu_ps void @test_export_zeroes_f32() #0 {
; GCN-LABEL: test_export_zeroes_f32:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: v_mov_b32_e32 v0, 0
; GCN-NEXT: exp mrt0, off, off, off, off
; GCN-NEXT: exp mrt0, off, off, off, off done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 0, i32 0, float 0.0, float 0.0, float 0.0, float 0.0, i1 false, i1 false)
call void @llvm.amdgcn.exp.f32(i32 0, i32 0, float 0.0, float 0.0, float 0.0, float 0.0, i1 true, i1 false)
ret void
}
define amdgpu_ps void @test_export_en_src0_f32() #0 {
; GCN-LABEL: test_export_en_src0_f32:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: v_mov_b32_e32 v0, 4.0
; GCN-NEXT: v_mov_b32_e32 v1, 0.5
; GCN-NEXT: v_mov_b32_e32 v2, 2.0
; GCN-NEXT: v_mov_b32_e32 v3, 1.0
; GCN-NEXT: exp mrt0, v3, off, off, off done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 0, i32 1, float 1.0, float 2.0, float 0.5, float 4.0, i1 true, i1 false)
ret void
}
define amdgpu_gs void @test_export_gs() #0 {
; GCN-LABEL: test_export_gs:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: v_mov_b32_e32 v0, 4.0
; GCN-NEXT: v_mov_b32_e32 v1, 0.5
; GCN-NEXT: v_mov_b32_e32 v2, 2.0
; GCN-NEXT: v_mov_b32_e32 v3, 1.0
; GCN-NEXT: exp mrt0, off, v2, off, off done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 0, i32 2, float 1.0, float 2.0, float 0.5, float 4.0, i1 true, i1 false)
ret void
}
define amdgpu_hs void @test_export_hs() #0 {
; GCN-LABEL: test_export_hs:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: v_mov_b32_e32 v0, 4.0
; GCN-NEXT: v_mov_b32_e32 v1, 0.5
; GCN-NEXT: v_mov_b32_e32 v2, 2.0
; GCN-NEXT: v_mov_b32_e32 v3, 1.0
; GCN-NEXT: exp mrt0, off, v2, off, off done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 0, i32 2, float 1.0, float 2.0, float 0.5, float 4.0, i1 true, i1 false)
ret void
}
define amdgpu_gfx void @test_export_gfx(float %v) #0 {
; GCN-LABEL: test_export_gfx:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: v_mov_b32_e32 v1, 4.0
; GCN-NEXT: v_mov_b32_e32 v2, 0.5
; GCN-NEXT: v_mov_b32_e32 v3, 2.0
; GCN-NEXT: exp mrt0, off, v3, off, off done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_waitcnt_expcnt null, 0x0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_waitcnt expcnt(0)
; GCN-NEXT: s_setpc_b64 s[30:31]
call void @llvm.amdgcn.exp.f32(i32 0, i32 2, float %v, float 2.0, float 0.5, float 4.0, i1 true, i1 false)
ret void
}
define amdgpu_cs void @test_export_cs() #0 {
; GCN-LABEL: test_export_cs:
; GCN: ; %bb.0:
; GCN-NEXT: v_mov_b32_e32 v0, 4.0
; GCN-NEXT: v_mov_b32_e32 v1, 0.5
; GCN-NEXT: v_mov_b32_e32 v2, 2.0
; GCN-NEXT: v_mov_b32_e32 v3, 1.0
; GCN-NEXT: exp mrt0, off, v2, off, off done
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 0, i32 2, float 1.0, float 2.0, float 0.5, float 4.0, i1 true, i1 false)
ret void
}
define amdgpu_kernel void @test_export_kernel() #0 {
; GCN-LABEL: test_export_kernel:
; GCN: ; %bb.0:
; GCN-NEXT: v_mov_b32_e32 v0, 4.0
; GCN-NEXT: v_mov_b32_e32 v1, 0.5
; GCN-NEXT: v_mov_b32_e32 v2, 2.0
; GCN-NEXT: v_mov_b32_e32 v3, 1.0
; GCN-NEXT: exp mrt0, off, v2, off, off done
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 0, i32 2, float 1.0, float 2.0, float 0.5, float 4.0, i1 true, i1 false)
ret void
}
define amdgpu_gfx void @test_no_export_gfx(float %v) #0 {
; GCN-LABEL: test_no_export_gfx:
; GCN: ; %bb.0:
; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; GCN-NEXT: s_setpc_b64 s[30:31]
ret void
}
define amdgpu_ps void @test_no_export_ps(float %v) #0 {
; GCN-LABEL: test_no_export_ps:
; GCN: ; %bb.0:
; GCN-NEXT: s_endpgm
ret void
}
define amdgpu_ps void @test_if_export_f32(i32 %flag, float %x, float %y, float %z, float %w) #0 {
; GCN-LABEL: test_if_export_f32:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_mov_b32 s0, exec_lo
; GCN-NEXT: v_cmpx_ne_u32_e32 0, v0
; GCN-NEXT: s_cbranch_execz .LBB9_2
; GCN-NEXT: ; %bb.1: ; %exp
; GCN-NEXT: exp mrt0, v1, v2, v3, v4
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_waitcnt_expcnt null, 0x0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: .LBB9_2: ; %end
; GCN-NEXT: s_endpgm
%cc = icmp eq i32 %flag, 0
br i1 %cc, label %end, label %exp
exp:
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %x, float %y, float %z, float %w, i1 false, i1 false)
br label %end
end:
ret void
}
define amdgpu_ps void @test_if_export_vm_f32(i32 %flag, float %x, float %y, float %z, float %w) #0 {
; GCN-LABEL: test_if_export_vm_f32:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_mov_b32 s0, exec_lo
; GCN-NEXT: v_cmpx_ne_u32_e32 0, v0
; GCN-NEXT: s_cbranch_execz .LBB10_2
; GCN-NEXT: ; %bb.1: ; %exp
; GCN-NEXT: exp mrt0, v1, v2, v3, v4
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_waitcnt_expcnt null, 0x0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: .LBB10_2: ; %end
; GCN-NEXT: s_endpgm
%cc = icmp eq i32 %flag, 0
br i1 %cc, label %end, label %exp
exp:
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %x, float %y, float %z, float %w, i1 false, i1 true)
br label %end
end:
ret void
}
define amdgpu_ps void @test_if_export_done_f32(i32 %flag, float %x, float %y, float %z, float %w) #0 {
; GCN-LABEL: test_if_export_done_f32:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_mov_b32 s0, exec_lo
; GCN-NEXT: v_cmpx_ne_u32_e32 0, v0
; GCN-NEXT: s_cbranch_execz .LBB11_2
; GCN-NEXT: ; %bb.1: ; %exp
; GCN-NEXT: exp mrt0, v1, v2, v3, v4 done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_waitcnt_expcnt null, 0x0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: .LBB11_2: ; %end
; GCN-NEXT: s_endpgm
%cc = icmp eq i32 %flag, 0
br i1 %cc, label %end, label %exp
exp:
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %x, float %y, float %z, float %w, i1 true, i1 false)
br label %end
end:
ret void
}
define amdgpu_ps void @test_if_export_vm_done_f32(i32 %flag, float %x, float %y, float %z, float %w) #0 {
; GCN-LABEL: test_if_export_vm_done_f32:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_mov_b32 s0, exec_lo
; GCN-NEXT: v_cmpx_ne_u32_e32 0, v0
; GCN-NEXT: s_cbranch_execz .LBB12_2
; GCN-NEXT: ; %bb.1: ; %exp
; GCN-NEXT: exp mrt0, v1, v2, v3, v4 done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_waitcnt_expcnt null, 0x0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: .LBB12_2: ; %end
; GCN-NEXT: s_endpgm
%cc = icmp eq i32 %flag, 0
br i1 %cc, label %end, label %exp
exp:
call void @llvm.amdgcn.exp.f32(i32 0, i32 15, float %x, float %y, float %z, float %w, i1 true, i1 true)
br label %end
end:
ret void
}
define amdgpu_ps void @test_export_pos_before_param_across_load(i32 %idx) #0 {
; GCN-LABEL: test_export_pos_before_param_across_load:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: buffer_load_b32 v0, v0, s[0:3], 0 offen
; GCN-NEXT: v_mov_b32_e32 v1, 0
; GCN-NEXT: v_mov_b32_e32 v2, 1.0
; GCN-NEXT: v_mov_b32_e32 v3, 0.5
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: exp pos0, v1, v1, v1, v0 done
; GCN-NEXT: exp invalid_target_32, v2, v2, v2, v2
; GCN-NEXT: exp invalid_target_33, v2, v2, v2, v3
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_endpgm
call void @llvm.amdgcn.exp.f32(i32 32, i32 15, float 1.0, float 1.0, float 1.0, float 1.0, i1 false, i1 false)
call void @llvm.amdgcn.exp.f32(i32 33, i32 15, float 1.0, float 1.0, float 1.0, float 0.5, i1 false, i1 false)
%load = call float @llvm.amdgcn.raw.ptr.buffer.load.f32(ptr addrspace(8) poison, i32 %idx, i32 0, i32 0)
call void @llvm.amdgcn.exp.f32(i32 12, i32 15, float 0.0, float 0.0, float 0.0, float %load, i1 true, i1 false)
ret void
}
define amdgpu_ps void @test_export_across_store_load(i32 %idx, float %v) #0 {
; GCN-LABEL: test_export_across_store_load:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: v_mov_b32_e32 v2, 0
; GCN-NEXT: v_cmp_eq_u32_e32 vcc_lo, 1, v0
; GCN-NEXT: s_delay_alu instid0(VALU_DEP_2)
; GCN-NEXT: v_cndmask_b32_e32 v0, 16, v2, vcc_lo
; GCN-NEXT: v_mov_b32_e32 v2, 0
; GCN-NEXT: scratch_store_b32 v0, v1, off
; GCN-NEXT: scratch_load_b32 v0, off, off
; GCN-NEXT: v_mov_b32_e32 v1, 1.0
; GCN-NEXT: exp pos0, v2, v2, v2, v1 done
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_waitcnt_expcnt null, 0x0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_waitcnt vmcnt(0)
; GCN-NEXT: exp invalid_target_32, v0, v2, v1, v2
; GCN-NEXT: exp invalid_target_33, v0, v2, v1, v2
; GCN-NEXT: s_setprio 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_nop 0
; GCN-NEXT: s_endpgm
%data0 = alloca <4 x float>, align 8, addrspace(5)
%data1 = alloca <4 x float>, align 8, addrspace(5)
%cmp = icmp eq i32 %idx, 1
%data = select i1 %cmp, ptr addrspace(5) %data0, ptr addrspace(5) %data1
store float %v, ptr addrspace(5) %data, align 8
call void @llvm.amdgcn.exp.f32(i32 12, i32 15, float 0.0, float 0.0, float 0.0, float 1.0, i1 true, i1 false)
%load0 = load float, ptr addrspace(5) %data0, align 8
call void @llvm.amdgcn.exp.f32(i32 32, i32 15, float %load0, float 0.0, float 1.0, float 0.0, i1 false, i1 false)
call void @llvm.amdgcn.exp.f32(i32 33, i32 15, float %load0, float 0.0, float 1.0, float 0.0, i1 false, i1 false)
ret void
}
define amdgpu_ps void @test_export_in_callee(float %v) #0 {
; GCN-LABEL: test_export_in_callee:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_getpc_b64 s[0:1]
; GCN-NEXT: s_add_u32 s0, s0, test_export_gfx@gotpcrel32@lo+4
; GCN-NEXT: s_addc_u32 s1, s1, test_export_gfx@gotpcrel32@hi+12
; GCN-NEXT: v_add_f32_e32 v0, 1.0, v0
; GCN-NEXT: s_load_b64 s[0:1], s[0:1], 0x0
; GCN-NEXT: s_mov_b32 s32, 0
; GCN-NEXT: s_waitcnt lgkmcnt(0)
; GCN-NEXT: s_swappc_b64 s[30:31], s[0:1]
; GCN-NEXT: s_endpgm
%x = fadd float %v, 1.0
call amdgpu_gfx void @test_export_gfx(float %x)
ret void
}
define amdgpu_ps void @test_export_in_callee_prio(float %v) #0 {
; GCN-LABEL: test_export_in_callee_prio:
; GCN: ; %bb.0:
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_mov_b32 s32, 0
; GCN-NEXT: v_add_f32_e32 v0, 1.0, v0
; GCN-NEXT: s_setprio 2
; GCN-NEXT: s_getpc_b64 s[0:1]
; GCN-NEXT: s_add_u32 s0, s0, test_export_gfx@gotpcrel32@lo+4
; GCN-NEXT: s_addc_u32 s1, s1, test_export_gfx@gotpcrel32@hi+12
; GCN-NEXT: s_load_b64 s[0:1], s[0:1], 0x0
; GCN-NEXT: s_waitcnt lgkmcnt(0)
; GCN-NEXT: s_swappc_b64 s[30:31], s[0:1]
; GCN-NEXT: s_endpgm
%x = fadd float %v, 1.0
call void @llvm.amdgcn.s.setprio(i16 0)
call amdgpu_gfx void @test_export_gfx(float %x)
ret void
}
declare void @llvm.amdgcn.exp.f32(i32, i32, float, float, float, float, i1, i1) #1
declare void @llvm.amdgcn.exp.i32(i32, i32, i32, i32, i32, i32, i1, i1) #1
declare float @llvm.amdgcn.raw.ptr.buffer.load.f32(ptr addrspace(8), i32, i32, i32) #2
declare void @llvm.amdgcn.s.setprio(i16)
attributes #0 = { nounwind }
attributes #1 = { nounwind inaccessiblememonly }
attributes #2 = { nounwind readnone }
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