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diff test/CodeGen/AMDGPU/llvm.amdgcn.cvt.pkrtz.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents
children 3a76565eade5
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/AMDGPU/llvm.amdgcn.cvt.pkrtz.ll	Fri Oct 27 17:07:41 2017 +0900
@@ -0,0 +1,166 @@
+; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=SI %s
+; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=GFX89 -check-prefix=VI %s
+; RUN: llc -march=amdgcn -mcpu=gfx901 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=GFX89 -check-prefix=GFX9 %s
+
+; GCN-LABEL: {{^}}s_cvt_pkrtz_v2f16_f32:
+; GCN-DAG: s_load_dword [[X:s[0-9]+]], s[0:1], 0x{{b|2c}}
+; GCN-DAG: s_load_dword [[SY:s[0-9]+]], s[0:1], 0x{{c|30}}
+; GCN: v_mov_b32_e32 [[VY:v[0-9]+]], [[SY]]
+; SI: v_cvt_pkrtz_f16_f32_e32 v{{[0-9]+}}, [[X]], [[VY]]
+; GFX89: v_cvt_pkrtz_f16_f32 v{{[0-9]+}}, [[X]], [[VY]]
+define amdgpu_kernel void @s_cvt_pkrtz_v2f16_f32(<2 x half> addrspace(1)* %out, float %x, float %y) #0 {
+  %result = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %x, float %y)
+  store <2 x half> %result, <2 x half> addrspace(1)* %out
+  ret void
+}
+
+; GCN-LABEL: {{^}}s_cvt_pkrtz_samereg_v2f16_f32:
+; GCN: s_load_dword [[X:s[0-9]+]]
+; GCN: v_cvt_pkrtz_f16_f32{{(_e64)*}} v{{[0-9]+}}, [[X]], [[X]]
+define amdgpu_kernel void @s_cvt_pkrtz_samereg_v2f16_f32(<2 x half> addrspace(1)* %out, float %x) #0 {
+  %result = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %x, float %x)
+  store <2 x half> %result, <2 x half> addrspace(1)* %out
+  ret void
+}
+
+; FIXME: Folds to 0 on gfx9
+; GCN-LABEL: {{^}}s_cvt_pkrtz_undef_undef:
+; GCN-NEXT: ; BB#0
+; SI-NEXT: s_endpgm
+; VI-NEXT: s_endpgm
+; GFX9: v_mov_b32_e32 v{{[0-9]+}}, 0{{$}}
+define amdgpu_kernel void @s_cvt_pkrtz_undef_undef(<2 x half> addrspace(1)* %out) #0 {
+  %result = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float undef, float undef)
+  store <2 x half> %result, <2 x half> addrspace(1)* %out
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]]
+; SI: v_cvt_pkrtz_f16_f32_e32 v{{[0-9]+}}, [[A]], [[B]]
+; GFX89: v_cvt_pkrtz_f16_f32 v{{[0-9]+}}, [[A]], [[B]]
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr, float addrspace(1)* %b.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %b.gep = getelementptr inbounds float, float addrspace(1)* %b.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %b = load volatile float, float addrspace(1)* %b.gep
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %a, float %b)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32_reg_imm:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; GCN: v_cvt_pkrtz_f16_f32{{(_e64)*}} v{{[0-9]+}}, [[A]], 1.0
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32_reg_imm(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %a, float 1.0)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32_imm_reg:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; SI: v_cvt_pkrtz_f16_f32_e32 v{{[0-9]+}}, 1.0, [[A]]
+; GFX89: v_cvt_pkrtz_f16_f32 v{{[0-9]+}}, 1.0, [[A]]
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32_imm_reg(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float 1.0, float %a)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32_fneg_lo:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]]
+; GCN: v_cvt_pkrtz_f16_f32{{(_e64)*}} v{{[0-9]+}}, -[[A]], [[B]]
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32_fneg_lo(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr, float addrspace(1)* %b.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %b.gep = getelementptr inbounds float, float addrspace(1)* %b.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %b = load volatile float, float addrspace(1)* %b.gep
+  %neg.a = fsub float -0.0, %a
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %neg.a, float %b)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32_fneg_hi:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]]
+; GCN: v_cvt_pkrtz_f16_f32{{(_e64)*}} v{{[0-9]+}}, [[A]], -[[B]]
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32_fneg_hi(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr, float addrspace(1)* %b.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %b.gep = getelementptr inbounds float, float addrspace(1)* %b.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %b = load volatile float, float addrspace(1)* %b.gep
+  %neg.b = fsub float -0.0, %b
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %a, float %neg.b)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32_fneg_lo_hi:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]]
+; GCN: v_cvt_pkrtz_f16_f32{{(_e64)*}} v{{[0-9]+}}, -[[A]], -[[B]]
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32_fneg_lo_hi(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr, float addrspace(1)* %b.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %b.gep = getelementptr inbounds float, float addrspace(1)* %b.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %b = load volatile float, float addrspace(1)* %b.gep
+  %neg.a = fsub float -0.0, %a
+  %neg.b = fsub float -0.0, %b
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %neg.a, float %neg.b)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+; GCN-LABEL: {{^}}v_cvt_pkrtz_v2f16_f32_fneg_fabs_lo_fneg_hi:
+; GCN: {{buffer|flat|global}}_load_dword [[A:v[0-9]+]]
+; GCN: {{buffer|flat|global}}_load_dword [[B:v[0-9]+]]
+; GCN: v_cvt_pkrtz_f16_f32{{(_e64)*}} v{{[0-9]+}}, -|[[A]]|, -[[B]]
+define amdgpu_kernel void @v_cvt_pkrtz_v2f16_f32_fneg_fabs_lo_fneg_hi(<2 x half> addrspace(1)* %out, float addrspace(1)* %a.ptr, float addrspace(1)* %b.ptr) #0 {
+  %tid = call i32 @llvm.amdgcn.workitem.id.x()
+  %tid.ext = sext i32 %tid to i64
+  %a.gep = getelementptr inbounds float, float addrspace(1)* %a.ptr, i64 %tid.ext
+  %b.gep = getelementptr inbounds float, float addrspace(1)* %b.ptr, i64 %tid.ext
+  %out.gep = getelementptr inbounds <2 x half>, <2 x half> addrspace(1)* %out, i64 %tid.ext
+  %a = load volatile float, float addrspace(1)* %a.gep
+  %b = load volatile float, float addrspace(1)* %b.gep
+  %fabs.a = call float @llvm.fabs.f32(float %a)
+  %neg.fabs.a = fsub float -0.0, %fabs.a
+  %neg.b = fsub float -0.0, %b
+  %cvt = call <2 x half> @llvm.amdgcn.cvt.pkrtz(float %neg.fabs.a, float %neg.b)
+  store <2 x half> %cvt, <2 x half> addrspace(1)* %out.gep
+  ret void
+}
+
+declare <2 x half> @llvm.amdgcn.cvt.pkrtz(float, float) #1
+declare float @llvm.fabs.f32(float) #1
+declare i32 @llvm.amdgcn.workitem.id.x() #1
+
+
+attributes #0 = { nounwind }
+attributes #1 = { nounwind readnone }