source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AMDGPU/fp_to_sint.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=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
2; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
3
4declare i32 @llvm.r600.read.tidig.x() nounwind readnone
5
6; FUNC-LABEL: @fp_to_sint_f64_i32
7; SI: v_cvt_i32_f64_e32
8define void @fp_to_sint_f64_i32(i32 addrspace(1)* %out, double %in) {
9  %result = fptosi double %in to i32
10  store i32 %result, i32 addrspace(1)* %out
11  ret void
12}
13
14; FUNC-LABEL: @fp_to_sint_v2f64_v2i32
15; SI: v_cvt_i32_f64_e32
16; SI: v_cvt_i32_f64_e32
17define void @fp_to_sint_v2f64_v2i32(<2 x i32> addrspace(1)* %out, <2 x double> %in) {
18  %result = fptosi <2 x double> %in to <2 x i32>
19  store <2 x i32> %result, <2 x i32> addrspace(1)* %out
20  ret void
21}
22
23; FUNC-LABEL: @fp_to_sint_v4f64_v4i32
24; SI: v_cvt_i32_f64_e32
25; SI: v_cvt_i32_f64_e32
26; SI: v_cvt_i32_f64_e32
27; SI: v_cvt_i32_f64_e32
28define void @fp_to_sint_v4f64_v4i32(<4 x i32> addrspace(1)* %out, <4 x double> %in) {
29  %result = fptosi <4 x double> %in to <4 x i32>
30  store <4 x i32> %result, <4 x i32> addrspace(1)* %out
31  ret void
32}
33
34; FUNC-LABEL: @fp_to_sint_i64_f64
35; CI-DAG: buffer_load_dwordx2 [[VAL:v\[[0-9]+:[0-9]+\]]]
36; CI-DAG: v_trunc_f64_e32 [[TRUNC:v\[[0-9]+:[0-9]+\]]], [[VAL]]
37; CI-DAG: s_mov_b32 s[[K0_LO:[0-9]+]], 0{{$}}
38; CI-DAG: s_mov_b32 s[[K0_HI:[0-9]+]], 0x3df00000
39
40; CI-DAG: v_mul_f64 [[MUL:v\[[0-9]+:[0-9]+\]]], [[VAL]], s{{\[}}[[K0_LO]]:[[K0_HI]]{{\]}}
41; CI-DAG: v_floor_f64_e32 [[FLOOR:v\[[0-9]+:[0-9]+\]]], [[MUL]]
42
43; CI-DAG: s_mov_b32 s[[K1_HI:[0-9]+]], 0xc1f00000
44
45; CI-DAG: v_fma_f64 [[FMA:v\[[0-9]+:[0-9]+\]]], [[FLOOR]], s{{\[[0-9]+}}:[[K1_HI]]{{\]}}, [[TRUNC]]
46; CI-DAG: v_cvt_u32_f64_e32 v[[LO:[0-9]+]], [[FMA]]
47; CI-DAG: v_cvt_i32_f64_e32 v[[HI:[0-9]+]], [[FLOOR]]
48; CI: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}}
49define void @fp_to_sint_i64_f64(i64 addrspace(1)* %out, double addrspace(1)* %in) {
50  %tid = call i32 @llvm.r600.read.tidig.x() nounwind readnone
51  %gep = getelementptr double, double addrspace(1)* %in, i32 %tid
52  %val = load double, double addrspace(1)* %gep, align 8
53  %cast = fptosi double %val to i64
54  store i64 %cast, i64 addrspace(1)* %out, align 8
55  ret void
56}
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