d47cccc157
+ Microarchitecture optimizations + 64-bit support + Xilinx FPGA support + LLVM-16 support + Refactoring and quality control fixes
33 lines
996 B
ArmAsm
33 lines
996 B
ArmAsm
// Copyright © 2019-2023
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <VX_config.h>
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#include <VX_types.h>
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.type vx_putchar, @function
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.global vx_putchar
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vx_putchar:
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csrr t0, VX_CSR_MHARTID
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andi t0, t0, %lo(IO_COUT_SIZE-1)
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#if (XLEN == 64)
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li t1, (IO_COUT_ADDR >> 32)
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slli t1, t1, 32
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li t2, (IO_COUT_ADDR & 0xffffffff)
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or t1, t1, t2
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#else
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li t1, IO_COUT_ADDR
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#endif
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add t0, t0, t1
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sb a0, 0(t0)
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ret
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