source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AMDGPU/fdiv.f64.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

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1; RUN: llc -march=amdgcn -mcpu=hawaii -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=COMMON %s
2; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=COMMON %s
3; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=COMMON %s
4
5
6; COMMON-LABEL: {{^}}fdiv_f64:
7; COMMON-DAG: buffer_load_dwordx2 [[NUM:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, 0
8; COMMON-DAG: buffer_load_dwordx2 [[DEN:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, 0 offset:8
9; CI-DAG: v_div_scale_f64 [[SCALE0:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, [[DEN]], [[DEN]], [[NUM]]
10; CI-DAG: v_div_scale_f64 [[SCALE1:v\[[0-9]+:[0-9]+\]]], vcc, [[NUM]], [[DEN]], [[NUM]]
11
12; Check for div_scale bug workaround on SI
13; SI-DAG: v_div_scale_f64 [[SCALE0:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, [[DEN]], [[DEN]], [[NUM]]
14; SI-DAG: v_div_scale_f64 [[SCALE1:v\[[0-9]+:[0-9]+\]]], {{s\[[0-9]+:[0-9]+\]}}, [[NUM]], [[DEN]], [[NUM]]
15
16; COMMON-DAG: v_rcp_f64_e32 [[RCP_SCALE0:v\[[0-9]+:[0-9]+\]]], [[SCALE0]]
17
18; SI-DAG: v_cmp_eq_i32_e32 vcc, {{v[0-9]+}}, {{v[0-9]+}}
19; SI-DAG: v_cmp_eq_i32_e64 [[CMP0:s\[[0-9]+:[0-9]+\]]], {{v[0-9]+}}, {{v[0-9]+}}
20; SI-DAG: s_xor_b64 vcc, [[CMP0]], vcc
21
22; COMMON-DAG: v_fma_f64 [[FMA0:v\[[0-9]+:[0-9]+\]]], -[[SCALE0]], [[RCP_SCALE0]], 1.0
23; COMMON-DAG: v_fma_f64 [[FMA1:v\[[0-9]+:[0-9]+\]]], [[RCP_SCALE0]], [[FMA0]], [[RCP_SCALE0]]
24; COMMON-DAG: v_fma_f64 [[FMA2:v\[[0-9]+:[0-9]+\]]], -[[SCALE0]], [[FMA1]], 1.0
25; COMMON-DAG: v_fma_f64 [[FMA3:v\[[0-9]+:[0-9]+\]]], [[FMA1]], [[FMA2]], [[FMA1]]
26; COMMON-DAG: v_mul_f64 [[MUL:v\[[0-9]+:[0-9]+\]]], [[SCALE1]], [[FMA3]]
27; COMMON-DAG: v_fma_f64 [[FMA4:v\[[0-9]+:[0-9]+\]]], -[[SCALE0]], [[MUL]], [[SCALE1]]
28; COMMON: v_div_fmas_f64 [[FMAS:v\[[0-9]+:[0-9]+\]]], [[FMA4]], [[FMA3]], [[MUL]]
29; COMMON: v_div_fixup_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[FMAS]], [[DEN]], [[NUM]]
30; COMMON: buffer_store_dwordx2 [[RESULT]]
31; COMMON: s_endpgm
32define void @fdiv_f64(double addrspace(1)* %out, double addrspace(1)* %in) nounwind {
33  %gep.1 = getelementptr double, double addrspace(1)* %in, i32 1
34  %num = load double, double addrspace(1)* %in
35  %den = load double, double addrspace(1)* %gep.1
36  %result = fdiv double %num, %den
37  store double %result, double addrspace(1)* %out
38  ret void
39}
40
41; COMMON-LABEL: {{^}}fdiv_f64_s_v:
42define void @fdiv_f64_s_v(double addrspace(1)* %out, double addrspace(1)* %in, double %num) nounwind {
43  %den = load double, double addrspace(1)* %in
44  %result = fdiv double %num, %den
45  store double %result, double addrspace(1)* %out
46  ret void
47}
48
49; COMMON-LABEL: {{^}}fdiv_f64_v_s:
50define void @fdiv_f64_v_s(double addrspace(1)* %out, double addrspace(1)* %in, double %den) nounwind {
51  %num = load double, double addrspace(1)* %in
52  %result = fdiv double %num, %den
53  store double %result, double addrspace(1)* %out
54  ret void
55}
56
57; COMMON-LABEL: {{^}}fdiv_f64_s_s:
58define void @fdiv_f64_s_s(double addrspace(1)* %out, double %num, double %den) nounwind {
59  %result = fdiv double %num, %den
60  store double %result, double addrspace(1)* %out
61  ret void
62}
63
64; COMMON-LABEL: {{^}}v_fdiv_v2f64:
65define void @v_fdiv_v2f64(<2 x double> addrspace(1)* %out, <2 x double> addrspace(1)* %in) nounwind {
66  %gep.1 = getelementptr <2 x double>, <2 x double> addrspace(1)* %in, i32 1
67  %num = load <2 x double>, <2 x double> addrspace(1)* %in
68  %den = load <2 x double>, <2 x double> addrspace(1)* %gep.1
69  %result = fdiv <2 x double> %num, %den
70  store <2 x double> %result, <2 x double> addrspace(1)* %out
71  ret void
72}
73
74; COMMON-LABEL: {{^}}s_fdiv_v2f64:
75define void @s_fdiv_v2f64(<2 x double> addrspace(1)* %out, <2 x double> %num, <2 x double> %den) {
76  %result = fdiv <2 x double> %num, %den
77  store <2 x double> %result, <2 x double> addrspace(1)* %out
78  ret void
79}
80
81; COMMON-LABEL: {{^}}v_fdiv_v4f64:
82define void @v_fdiv_v4f64(<4 x double> addrspace(1)* %out, <4 x double> addrspace(1)* %in) nounwind {
83  %gep.1 = getelementptr <4 x double>, <4 x double> addrspace(1)* %in, i32 1
84  %num = load <4 x double>, <4 x double> addrspace(1)* %in
85  %den = load <4 x double>, <4 x double> addrspace(1)* %gep.1
86  %result = fdiv <4 x double> %num, %den
87  store <4 x double> %result, <4 x double> addrspace(1)* %out
88  ret void
89}
90
91; COMMON-LABEL: {{^}}s_fdiv_v4f64:
92define void @s_fdiv_v4f64(<4 x double> addrspace(1)* %out, <4 x double> %num, <4 x double> %den) {
93  %result = fdiv <4 x double> %num, %den
94  store <4 x double> %result, <4 x double> addrspace(1)* %out
95  ret void
96}
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