llvm/test/CodeGen/AMDGPU/texture-input-merge.ll
Nicolai Haehnle ea7a0c0467 AMDGPU: Add a shader calling convention
This makes it possible to distinguish between mesa shaders
and other kernels even in the presence of compute shaders.

Patch By: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

Differential Revision: http://reviews.llvm.org/D18559

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@265589 91177308-0d34-0410-b5e6-96231b3b80d8
2016-04-06 19:40:20 +00:00

30 lines
1.3 KiB
LLVM

;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
;CHECK-NOT: MOV
define amdgpu_vs void @test(<4 x float> inreg %reg0) {
%1 = extractelement <4 x float> %reg0, i32 0
%2 = extractelement <4 x float> %reg0, i32 1
%3 = extractelement <4 x float> %reg0, i32 2
%4 = extractelement <4 x float> %reg0, i32 3
%5 = fmul float %1, 3.0
%6 = fmul float %2, 3.0
%7 = fmul float %3, 3.0
%8 = fmul float %4, 3.0
%9 = insertelement <4 x float> undef, float %5, i32 0
%10 = insertelement <4 x float> %9, float %6, i32 1
%11 = insertelement <4 x float> undef, float %7, i32 0
%12 = insertelement <4 x float> %11, float %5, i32 1
%13 = insertelement <4 x float> undef, float %8, i32 0
%14 = call <4 x float> @llvm.r600.tex(<4 x float> %10, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0)
%15 = call <4 x float> @llvm.r600.tex(<4 x float> %12, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0)
%16 = call <4 x float> @llvm.r600.tex(<4 x float> %13, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0)
%17 = fadd <4 x float> %14, %15
%18 = fadd <4 x float> %17, %16
call void @llvm.R600.store.swizzle(<4 x float> %18, i32 0, i32 0)
ret void
}
declare <4 x float> @llvm.r600.tex(<4 x float>, i32, i32, i32, i32, i32, i32, i32, i32, i32) readnone
declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)