mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-26 23:29:22 +00:00
Clang may well start emitting these soon, and while it may not be directly relevant for OpenCL or GLSL, the instructions were just sitting there waiting to be used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213356 91177308-0d34-0410-b5e6-96231b3b80d8
46 lines
1.8 KiB
LLVM
46 lines
1.8 KiB
LLVM
; RUN: llc -march=nvptx -verify-machineinstrs < %s | FileCheck %s
|
|
|
|
declare float @llvm.convert.from.fp16.f32(i16) nounwind readnone
|
|
declare double @llvm.convert.from.fp16.f64(i16) nounwind readnone
|
|
declare i16 @llvm.convert.to.fp16.f32(float) nounwind readnone
|
|
declare i16 @llvm.convert.to.fp16.f64(double) nounwind readnone
|
|
|
|
; CHECK-LABEL: @test_convert_fp16_to_fp32
|
|
; CHECK: cvt.f32.f16
|
|
define void @test_convert_fp16_to_fp32(float addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
|
|
%val = load i16 addrspace(1)* %in, align 2
|
|
%cvt = call float @llvm.convert.from.fp16.f32(i16 %val) nounwind readnone
|
|
store float %cvt, float addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
|
|
; CHECK-LABEL: @test_convert_fp16_to_fp64
|
|
; CHECK: cvt.f64.f16
|
|
define void @test_convert_fp16_to_fp64(double addrspace(1)* noalias %out, i16 addrspace(1)* noalias %in) nounwind {
|
|
%val = load i16 addrspace(1)* %in, align 2
|
|
%cvt = call double @llvm.convert.from.fp16.f64(i16 %val) nounwind readnone
|
|
store double %cvt, double addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
|
|
; CHECK-LABEL: @test_convert_fp32_to_fp16
|
|
; CHECK: cvt.rn.f16.f32
|
|
define void @test_convert_fp32_to_fp16(i16 addrspace(1)* noalias %out, float addrspace(1)* noalias %in) nounwind {
|
|
%val = load float addrspace(1)* %in, align 2
|
|
%cvt = call i16 @llvm.convert.to.fp16.f32(float %val) nounwind readnone
|
|
store i16 %cvt, i16 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
|
|
; CHECK-LABEL: @test_convert_fp64_to_fp16
|
|
; CHECK: cvt.rn.f16.f64
|
|
define void @test_convert_fp64_to_fp16(i16 addrspace(1)* noalias %out, double addrspace(1)* noalias %in) nounwind {
|
|
%val = load double addrspace(1)* %in, align 2
|
|
%cvt = call i16 @llvm.convert.to.fp16.f64(double %val) nounwind readnone
|
|
store i16 %cvt, i16 addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|