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68 lines
2.6 KiB
68 lines
2.6 KiB
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s
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; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
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define amdgpu_ps float @main(float %arg0, float %arg1) #0 {
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; SI-LABEL: main:
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; SI: ; %bb.0: ; %bb
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; SI-NEXT: v_cvt_i32_f32_e32 v0, v0
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; SI-NEXT: s_mov_b32 s0, 0
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; SI-NEXT: s_mov_b32 s1, s0
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; SI-NEXT: s_mov_b32 s2, s0
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; SI-NEXT: s_mov_b32 s3, s0
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; SI-NEXT: s_mov_b32 s4, s0
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; SI-NEXT: s_mov_b32 s5, s0
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; SI-NEXT: s_mov_b32 s6, s0
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; SI-NEXT: s_mov_b32 s7, s0
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; SI-NEXT: image_load v2, v0, s[0:7] dmask:0x1 unorm
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; SI-NEXT: v_and_b32_e32 v0, 7, v0
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; SI-NEXT: s_waitcnt vmcnt(0)
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; SI-NEXT: v_lshr_b32_e32 v0, v2, v0
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; SI-NEXT: v_and_b32_e32 v0, 1, v0
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; SI-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0
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; SI-NEXT: v_cndmask_b32_e32 v0, 0, v1, vcc
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; SI-NEXT: v_cvt_pkrtz_f16_f32_e32 v0, s0, v0
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; SI-NEXT: ; return to shader part epilog
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;
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; VI-LABEL: main:
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; VI: ; %bb.0: ; %bb
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; VI-NEXT: v_cvt_i32_f32_e32 v0, v0
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; VI-NEXT: s_mov_b32 s0, 0
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; VI-NEXT: s_mov_b32 s1, s0
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; VI-NEXT: s_mov_b32 s2, s0
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; VI-NEXT: s_mov_b32 s3, s0
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; VI-NEXT: s_mov_b32 s4, s0
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; VI-NEXT: s_mov_b32 s5, s0
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; VI-NEXT: s_mov_b32 s6, s0
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; VI-NEXT: s_mov_b32 s7, s0
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; VI-NEXT: image_load v2, v0, s[0:7] dmask:0x1 unorm
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; VI-NEXT: v_and_b32_e32 v0, 7, v0
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; VI-NEXT: s_waitcnt vmcnt(0)
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; VI-NEXT: v_lshrrev_b32_e32 v0, v0, v2
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; VI-NEXT: v_and_b32_e32 v0, 1, v0
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; VI-NEXT: v_cmp_eq_u32_e32 vcc, 1, v0
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; VI-NEXT: v_cndmask_b32_e32 v0, 0, v1, vcc
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; VI-NEXT: v_cvt_pkrtz_f16_f32 v0, s0, v0
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; VI-NEXT: ; return to shader part epilog
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bb:
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%tmp = fptosi float %arg0 to i32
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%tmp1 = call <4 x float> @llvm.amdgcn.image.load.1d.v4f32.i32(i32 15, i32 undef, <8 x i32> undef, i32 0, i32 0)
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%tmp2.f = extractelement <4 x float> %tmp1, i32 0
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%tmp2 = bitcast float %tmp2.f to i32
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%tmp3 = and i32 %tmp, 7
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%tmp4 = shl i32 1, %tmp3
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%tmp5 = and i32 %tmp2, %tmp4
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%tmp6 = icmp eq i32 %tmp5, 0
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%tmp7 = select i1 %tmp6, float 0.000000e+00, float %arg1
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%tmp8 = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float undef, float %tmp7)
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%tmp9 = bitcast <2 x half> %tmp8 to float
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ret float %tmp9
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}
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declare <2 x half> @llvm.amdgcn.cvt.pkrtz(float, float) #1
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declare <4 x float> @llvm.amdgcn.image.load.1d.v4f32.i32(i32, i32, <8 x i32>, i32, i32) #2
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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attributes #2 = { nounwind readonly }
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