1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
; RUN: llc -march=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck %s --check-prefix=GCN --check-prefix=GFX906
declare i32 @llvm.amdgcn.sdot4(i32 %a, i32 %b, i32 %c, i1 %clamp)
; GCN-LABEL: {{^}}test_llvm_amdgcn_sdot4_clamp
; GFX906: v_dot4_i32_i8 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} clamp{{$}}
define amdgpu_kernel void @test_llvm_amdgcn_sdot4_clamp(
i32 addrspace(1)* %r,
<4 x i8> addrspace(1)* %a,
<4 x i8> addrspace(1)* %b,
i32 addrspace(1)* %c) {
entry:
%a.val = load <4 x i8>, <4 x i8> addrspace(1)* %a
%b.val = load <4 x i8>, <4 x i8> addrspace(1)* %b
%a.val.cast = bitcast <4 x i8> %a.val to i32
%b.val.cast = bitcast <4 x i8> %b.val to i32
%c.val = load i32, i32 addrspace(1)* %c
%r.val = call i32 @llvm.amdgcn.sdot4(i32 %a.val.cast, i32 %b.val.cast, i32 %c.val, i1 1)
store i32 %r.val, i32 addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}test_llvm_amdgcn_sdot4_no_clamp
; GFX906: v_dot4_i32_i8 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}{{$}}
define amdgpu_kernel void @test_llvm_amdgcn_sdot4_no_clamp(
i32 addrspace(1)* %r,
<4 x i8> addrspace(1)* %a,
<4 x i8> addrspace(1)* %b,
i32 addrspace(1)* %c) {
entry:
%a.val = load <4 x i8>, <4 x i8> addrspace(1)* %a
%b.val = load <4 x i8>, <4 x i8> addrspace(1)* %b
%a.val.cast = bitcast <4 x i8> %a.val to i32
%b.val.cast = bitcast <4 x i8> %b.val to i32
%c.val = load i32, i32 addrspace(1)* %c
%r.val = call i32 @llvm.amdgcn.sdot4(i32 %a.val.cast, i32 %b.val.cast, i32 %c.val, i1 0)
store i32 %r.val, i32 addrspace(1)* %r
ret void
}
|
