• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: opt -mtriple=amdgcn-- -analyze -divergence -use-gpu-divergence-analysis %s | FileCheck %s
2
3; CHECK: for function 'interp_p1_f16'
4; CHECK: DIVERGENT:       %p1 = call float @llvm.amdgcn.interp.p1.f16
5define amdgpu_ps float @interp_p1_f16(float inreg %i, float inreg %j, i32 inreg %m0) #0 {
6main_body:
7  %p1 = call float @llvm.amdgcn.interp.p1.f16(float %i, i32 1, i32 2, i1 0, i32 %m0)
8  ret float %p1
9}
10
11; CHECK: for function 'interp_p2_f16'
12; CHECK: DIVERGENT:       %p2 = call half @llvm.amdgcn.interp.p2.f16
13define amdgpu_ps half @interp_p2_f16(float inreg %i, float inreg %j, i32 inreg %m0) #0 {
14main_body:
15  %p2 = call half @llvm.amdgcn.interp.p2.f16(float %i, float %j, i32 1, i32 2, i1 0, i32 %m0)
16  ret half %p2
17}
18
19; float @llvm.amdgcn.interp.p1.f16(i, attrchan, attr, high, m0)
20declare float @llvm.amdgcn.interp.p1.f16(float, i32, i32, i1, i32) #0
21; half @llvm.amdgcn.interp.p1.f16(p1, j, attrchan, attr, high, m0)
22declare half @llvm.amdgcn.interp.p2.f16(float, float, i32, i32, i1, i32) #0
23declare float @llvm.amdgcn.interp.mov(i32, i32, i32, i32) #0
24
25attributes #0 = { nounwind readnone }
26