llvm/test/CodeGen/AMDGPU/llvm.AMDGPU.cvt_f32_ubyte.ll
Tom Stellard 953c681473 R600 -> AMDGPU rename
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239657 91177308-0d34-0410-b5e6-96231b3b80d8
2015-06-13 03:28:10 +00:00

44 lines
1.8 KiB
LLVM

; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI %s
; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI %s
declare float @llvm.AMDGPU.cvt.f32.ubyte0(i32) nounwind readnone
declare float @llvm.AMDGPU.cvt.f32.ubyte1(i32) nounwind readnone
declare float @llvm.AMDGPU.cvt.f32.ubyte2(i32) nounwind readnone
declare float @llvm.AMDGPU.cvt.f32.ubyte3(i32) nounwind readnone
; SI-LABEL: {{^}}test_unpack_byte0_to_float:
; SI: v_cvt_f32_ubyte0
define void @test_unpack_byte0_to_float(float addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
%val = load i32, i32 addrspace(1)* %in, align 4
%cvt = call float @llvm.AMDGPU.cvt.f32.ubyte0(i32 %val) nounwind readnone
store float %cvt, float addrspace(1)* %out, align 4
ret void
}
; SI-LABEL: {{^}}test_unpack_byte1_to_float:
; SI: v_cvt_f32_ubyte1
define void @test_unpack_byte1_to_float(float addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
%val = load i32, i32 addrspace(1)* %in, align 4
%cvt = call float @llvm.AMDGPU.cvt.f32.ubyte1(i32 %val) nounwind readnone
store float %cvt, float addrspace(1)* %out, align 4
ret void
}
; SI-LABEL: {{^}}test_unpack_byte2_to_float:
; SI: v_cvt_f32_ubyte2
define void @test_unpack_byte2_to_float(float addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
%val = load i32, i32 addrspace(1)* %in, align 4
%cvt = call float @llvm.AMDGPU.cvt.f32.ubyte2(i32 %val) nounwind readnone
store float %cvt, float addrspace(1)* %out, align 4
ret void
}
; SI-LABEL: {{^}}test_unpack_byte3_to_float:
; SI: v_cvt_f32_ubyte3
define void @test_unpack_byte3_to_float(float addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
%val = load i32, i32 addrspace(1)* %in, align 4
%cvt = call float @llvm.AMDGPU.cvt.f32.ubyte3(i32 %val) nounwind readnone
store float %cvt, float addrspace(1)* %out, align 4
ret void
}