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/*
* Copyright (C) 2019 Alyssa Rosenzweig <alyssa@rosenzweig.io>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "compiler.h"
void
mir_rewrite_index_src(compiler_context *ctx, unsigned old, unsigned new)
{
mir_foreach_instr_global(ctx, ins) {
if (ins->ssa_args.src0 == old)
ins->ssa_args.src0 = new;
if (ins->ssa_args.src1 == old &&
!ins->ssa_args.inline_constant)
ins->ssa_args.src1 = new;
}
}
void
mir_rewrite_index_dst(compiler_context *ctx, unsigned old, unsigned new)
{
mir_foreach_instr_global(ctx, ins) {
if (ins->ssa_args.dest == old)
ins->ssa_args.dest = new;
}
}
void
mir_rewrite_index(compiler_context *ctx, unsigned old, unsigned new)
{
mir_rewrite_index_src(ctx, old, new);
mir_rewrite_index_dst(ctx, old, new);
}
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