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GP-4871 Don't ignore signed to unsigned integer casts for

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FLOAT_INT2FLOAT
This commit is contained in:
caheckman 2024-08-23 00:11:47 +00:00
parent a4d97ff872
commit e5969a613c
16 changed files with 408 additions and 16 deletions
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35
Ghidra/Features/Decompiler/src/decompile/cpp/block.cc
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@ -5,9 +5,9 @@
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@ -814,6 +814,37 @@ FlowBlock *FlowBlock::findCommonBlock(const vector<FlowBlock *> &blockSet)
return res;
}
/// \brief Find conditional block that decides between the given control-flow edges
///
/// There must be a unique path from the conditional block through the first edge, and
/// a second unique path through the second edge. Otherwise null is returned. The index of the
/// output block from the conditional that flows to the first edge is passed back.
/// \param bl1 is the destination block for the first given control-flow edge
/// \param edge1 is the input slot for the first edge
/// \param bl2 is the destination block for the second given control-flow edge
/// \param edge2 is the input slot for the second edge
/// \param slot1 will hold the output slot leading to the first control-flow edge
/// \return the conditional FlowBlock if it exists or null
FlowBlock *FlowBlock::findCondition(FlowBlock *bl1,int4 edge1,FlowBlock *bl2,int4 edge2,int4 &slot1)
{
FlowBlock *cond = bl1->getIn(edge1);
while (cond->sizeOut() != 2) {
if (cond->sizeOut() != 1) return (FlowBlock *)0;
bl1 = cond;
edge1 = 0;
cond = bl1->getIn(0);
}
while (cond != bl2->getIn(edge2)) {
bl2 = bl2->getIn(edge2);
if (bl2->sizeOut() != 1) return (FlowBlock *)0;
edge2 = 0;
}
slot1 = bl1->getInRevIndex(edge1);
return cond;
}
/// Add the given FlowBlock to the list and make \b this the parent
/// Update \b index so that it has the minimum over all components
/// \param bl is the given FlowBlock