2015-01-07 02:00:21 +08:00
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; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
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2015-01-28 01:27:15 +08:00
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; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
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2014-02-27 09:47:02 +08:00
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2014-10-02 01:15:17 +08:00
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; SI-LABEL: {{^}}kill_gs_const:
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2014-11-05 22:50:53 +08:00
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; SI-NOT: v_cmpx_le_f32
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; SI: s_mov_b64 exec, 0
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2016-04-07 03:40:20 +08:00
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define amdgpu_gs void @kill_gs_const() {
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2014-02-27 09:47:02 +08:00
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main_body:
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2017-02-22 08:02:21 +08:00
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%tmp = icmp ule i32 0, 3
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%tmp1 = select i1 %tmp, float 1.000000e+00, float -1.000000e+00
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call void @llvm.AMDGPU.kill(float %tmp1)
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%tmp2 = icmp ule i32 3, 0
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%tmp3 = select i1 %tmp2, float 1.000000e+00, float -1.000000e+00
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call void @llvm.AMDGPU.kill(float %tmp3)
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2014-02-27 09:47:02 +08:00
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ret void
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}
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2015-05-01 11:44:09 +08:00
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; SI-LABEL: {{^}}kill_vcc_implicit_def:
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; SI-NOT: v_cmp_gt_f32_e32 vcc,
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; SI: v_cmp_gt_f32_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], 0, v{{[0-9]+}}
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; SI: v_cmpx_le_f32_e32 vcc, 0, v{{[0-9]+}}
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; SI: v_cndmask_b32_e64 v{{[0-9]+}}, 0, 1.0, [[CMP]]
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2017-02-22 08:02:21 +08:00
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define amdgpu_ps void @kill_vcc_implicit_def([6 x <16 x i8>] addrspace(2)* byval %arg, [17 x <16 x i8>] addrspace(2)* byval %arg1, [17 x <4 x i32>] addrspace(2)* byval %arg2, [34 x <8 x i32>] addrspace(2)* byval %arg3, float inreg %arg4, i32 inreg %arg5, <2 x i32> %arg6, <2 x i32> %arg7, <2 x i32> %arg8, <3 x i32> %arg9, <2 x i32> %arg10, <2 x i32> %arg11, <2 x i32> %arg12, float %arg13, float %arg14, float %arg15, float %arg16, float %arg17, float %arg18, i32 %arg19, float %arg20, float %arg21) {
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2015-05-01 11:44:09 +08:00
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entry:
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2017-02-22 08:02:21 +08:00
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%tmp0 = fcmp olt float %arg13, 0.000000e+00
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call void @llvm.AMDGPU.kill(float %arg14)
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%tmp1 = select i1 %tmp0, float 1.000000e+00, float 0.000000e+00
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call void @llvm.amdgcn.exp.f32(i32 1, i32 15, float %tmp1, float %tmp1, float %tmp1, float %tmp1, i1 true, i1 true) #0
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2015-05-01 11:44:09 +08:00
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ret void
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}
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2017-02-22 08:02:21 +08:00
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declare void @llvm.AMDGPU.kill(float) #0
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declare void @llvm.amdgcn.exp.f32(i32, i32, float, float, float, float, i1, i1) #0
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2014-02-27 09:47:02 +08:00
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2017-02-22 08:02:21 +08:00
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attributes #0 = { nounwind }
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