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llvm-mirror/test/CodeGen/AMDGPU/fmad.ll
Nicolai Haehnle 69b2d0adeb 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

llvm-svn: 265589
2016-04-06 19:40:20 +00:00

18 lines
654 B
LLVM

;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
;CHECK: MULADD_IEEE * {{T[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
define amdgpu_ps void @test(<4 x float> inreg %reg0) {
%r0 = extractelement <4 x float> %reg0, i32 0
%r1 = extractelement <4 x float> %reg0, i32 1
%r2 = extractelement <4 x float> %reg0, i32 2
%r3 = fmul float %r0, %r1
%r4 = fadd float %r3, %r2
%vec = insertelement <4 x float> undef, float %r4, i32 0
call void @llvm.R600.store.swizzle(<4 x float> %vec, i32 0, i32 0)
ret void
}
declare float @fabs(float ) readnone
declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)