blob: 7914a4a33c3de5d29f8a903bb7daa2110e4f5b5a [file] [log] [blame]
; RUN: llc -march=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=GCN,GFX906
; RUN: llc -march=amdgcn -mcpu=gfx1011 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=GCN,GFX10
; RUN: llc -march=amdgcn -mcpu=gfx1012 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=GCN,GFX10
declare float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float %c, i1 %clamp)
; GCN-LABEL: {{^}}test_llvm_amdgcn_fdot2_clamp
; GFX906: v_dot2_f32_f16 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} clamp{{$}}
; GFX10: v_dot2_f32_f16 v{{[0-9]+}}, s{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}} clamp{{$}}
define amdgpu_kernel void @test_llvm_amdgcn_fdot2_clamp(
float addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
float addrspace(1)* %c) {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load float, float addrspace(1)* %c
%r.val = call float @llvm.amdgcn.fdot2(<2 x half> %a.val, <2 x half> %b.val, float %c.val, i1 1)
store float %r.val, float addrspace(1)* %r
ret void
}
; GCN-LABEL: {{^}}test_llvm_amdgcn_fdot2_no_clamp
; GFX906: v_dot2_f32_f16 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}{{$}}
; GFX10: v_dot2c_f32_f16_e32 v{{[0-9]+}}, s{{[0-9]+}}, v{{[0-9]+}}{{$}}
define amdgpu_kernel void @test_llvm_amdgcn_fdot2_no_clamp(
float addrspace(1)* %r,
<2 x half> addrspace(1)* %a,
<2 x half> addrspace(1)* %b,
float addrspace(1)* %c) {
entry:
%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
%b.val = load <2 x half>, <2 x half> addrspace(1)* %b
%c.val = load float, float addrspace(1)* %c
%r.val = call float @llvm.amdgcn.fdot2(<2 x half> %a.val, <2 x half> %b.val, float %c.val, i1 0)
store float %r.val, float addrspace(1)* %r
ret void
}
; GFX906-LABEL: {{^}}fdot2_inline_literal
; GFX906: v_dot2_f32_f16 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}}, 1.0
define float @fdot2_inline_literal(<2 x half> %a, <2 x half> %b) {
%ret = tail call float @llvm.amdgcn.fdot2(<2 x half> %a, <2 x half> %b, float 1.0, i1 false)
ret float %ret
}