40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
// Copyright 2020 The Marl Authors.
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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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//
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// https://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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#if defined(__mips__) && _MIPS_SIM == _ABI64
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#include "osfiber_asm_mips64.h"
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#include "marl/export.h"
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MARL_EXPORT
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void marl_fiber_trampoline(void (*target)(void*), void* arg) {
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target(arg);
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}
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MARL_EXPORT
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void marl_fiber_set_target(struct marl_fiber_context* ctx,
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void* stack,
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uint32_t stack_size,
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void (*target)(void*),
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void* arg) {
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uintptr_t* stack_top = (uintptr_t*)((uint8_t*)(stack) + stack_size);
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ctx->ra = (uintptr_t)&marl_fiber_trampoline;
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ctx->a0 = (uintptr_t)target;
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ctx->a1 = (uintptr_t)arg;
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ctx->sp = ((uintptr_t)stack_top) & ~(uintptr_t)15;
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}
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#endif // defined(__mips__) && _MIPS_SIM == _ABI64
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