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llvm-mirror/test/CodeGen/AMDGPU/floor.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

15 lines
498 B
LLVM

; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck %s
; CHECK: FLOOR * 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 = call float @floor(float %r0)
%vec = insertelement <4 x float> undef, float %r1, i32 0
call void @llvm.R600.store.swizzle(<4 x float> %vec, i32 0, i32 0)
ret void
}
declare float @floor(float) readonly
declare void @llvm.R600.store.swizzle(<4 x float>, i32, i32)