113 lines
3.9 KiB
LLVM
113 lines
3.9 KiB
LLVM
; RUN: llc -amdgpu-scalarize-global-loads=false -stress-early-ifcvt -amdgpu-early-ifcvt=1 -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -stress-early-ifcvt -amdgpu-early-ifcvt=1 -march=amdgcn -mcpu=gfx700 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCNX3 %s
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; FIXME: Most of these cases that don't trigger because of broken cost
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; heuristics. Should not need -stress-early-ifcvt
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; GCN-LABEL: {{^}}test_vccnz_ifcvt_triangle64:
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; GCN: buffer_load_dwordx2 v{{\[}}[[VAL_LO:[0-9]+]]:[[VAL_HI:[0-9]+]]{{\]}}
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; GCN: v_cmp_neq_f64_e32 vcc, 1.0, v{{\[}}[[VAL_LO]]:[[VAL_HI]]{{\]}}
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; GCN: v_add_f64 v{{\[}}[[ADD_LO:[0-9]+]]:[[ADD_HI:[0-9]+]]{{\]}}, v{{\[}}[[VAL_LO]]:[[VAL_HI]]{{\]}}, v{{\[}}[[VAL_LO]]:[[VAL_HI]]{{\]}}
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; GCN-DAG: v_cndmask_b32_e32 v[[RESULT_LO:[0-9]+]], v[[ADD_LO]], v[[VAL_LO]], vcc
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; GCN-DAG: v_cndmask_b32_e32 v[[RESULT_HI:[0-9]+]], v[[ADD_HI]], v[[VAL_HI]], vcc
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; GCN: buffer_store_dwordx2 v{{\[}}[[RESULT_LO]]:[[RESULT_HI]]{{\]}}
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define amdgpu_kernel void @test_vccnz_ifcvt_triangle64(double addrspace(1)* %out, double addrspace(1)* %in) #0 {
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entry:
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%v = load double, double addrspace(1)* %in
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%cc = fcmp oeq double %v, 1.000000e+00
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br i1 %cc, label %if, label %endif
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if:
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%u = fadd double %v, %v
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br label %endif
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endif:
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%r = phi double [ %v, %entry ], [ %u, %if ]
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store double %r, double addrspace(1)* %out
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ret void
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}
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; vcc branch with SGPR inputs
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; GCN-LABEL: {{^}}test_vccnz_sgpr_ifcvt_triangle64:
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; GCN: v_cmp_neq_f64
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; GCN: v_add_f64
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; GCN: v_cndmask_b32_e32
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; GCN: v_cndmask_b32_e32
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define amdgpu_kernel void @test_vccnz_sgpr_ifcvt_triangle64(double addrspace(1)* %out, double addrspace(4)* %in) #0 {
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entry:
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%v = load double, double addrspace(4)* %in
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%cc = fcmp oeq double %v, 1.000000e+00
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br i1 %cc, label %if, label %endif
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if:
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%u = fadd double %v, %v
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br label %endif
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endif:
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%r = phi double [ %v, %entry ], [ %u, %if ]
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store double %r, double addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}test_vccnz_ifcvt_triangle96:
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; GCN: v_cmp_neq_f32_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], s{{[0-9]+}}, 1.0
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; GCN: v_add_i32_e32
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; GCN: v_add_i32_e32
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; GCN: v_add_i32_e32
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; GCN: s_mov_b64 vcc, [[CMP]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; SI-DAG: buffer_store_dwordx2
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; SI-DAG: buffer_store_dword v
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; GCNX3: buffer_store_dwordx3
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define amdgpu_kernel void @test_vccnz_ifcvt_triangle96(<3 x i32> addrspace(1)* %out, <3 x i32> addrspace(1)* %in, float %cnd) #0 {
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entry:
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%v = load <3 x i32>, <3 x i32> addrspace(1)* %in
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%cc = fcmp oeq float %cnd, 1.000000e+00
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br i1 %cc, label %if, label %endif
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if:
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%u = add <3 x i32> %v, %v
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br label %endif
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endif:
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%r = phi <3 x i32> [ %v, %entry ], [ %u, %if ]
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store <3 x i32> %r, <3 x i32> addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}test_vccnz_ifcvt_triangle128:
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; GCN: v_cmp_neq_f32_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], s{{[0-9]+}}, 1.0
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; GCN: v_add_i32_e32
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; GCN: v_add_i32_e32
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; GCN: v_add_i32_e32
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; GCN: v_add_i32_e32
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; GCN: s_mov_b64 vcc, [[CMP]]
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; GCN: v_cndmask_b32_e32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, vcc
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; GCN: buffer_store_dwordx4
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define amdgpu_kernel void @test_vccnz_ifcvt_triangle128(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in, float %cnd) #0 {
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entry:
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%v = load <4 x i32>, <4 x i32> addrspace(1)* %in
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%cc = fcmp oeq float %cnd, 1.000000e+00
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br i1 %cc, label %if, label %endif
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if:
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%u = add <4 x i32> %v, %v
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br label %endif
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endif:
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%r = phi <4 x i32> [ %v, %entry ], [ %u, %if ]
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store <4 x i32> %r, <4 x i32> addrspace(1)* %out
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ret void
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}
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