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Use std::deque for section patches

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This commit is contained in:
Rangi42
2024-02-21 11:06:36 -05:00
committed by Sylvie
parent b87ee62e6c
commit 8083ef605f
3 changed files with 14 additions and 28 deletions
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33
src/asm/output.cpp
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@@ -35,7 +35,6 @@ struct Patch {
uint8_t type;
uint32_t rpnSize;
uint8_t *rpn;
struct Patch *next;
};
struct Assertion {
@@ -55,18 +54,6 @@ static std::deque<struct Assertion *> assertions;
static struct FileStackNode *fileStackNodes = NULL;
// Count the number of patches used in this object
static uint32_t countPatches(struct Section const *sect)
{
uint32_t r = 0;
for (struct Patch const *patch = sect->patches; patch != NULL;
patch = patch->next)
r++;
return r;
}
// Write a long to a file (little-endian)
static void putlong(uint32_t i, FILE *f)
{
@@ -176,10 +163,9 @@ static void writesection(struct Section const *sect, FILE *f)
if (sect_HasData(sect->type)) {
fwrite(sect->data, 1, sect->size, f);
putlong(countPatches(sect), f);
putlong(sect->patches->size(), f);
for (struct Patch const *patch = sect->patches; patch != NULL;
patch = patch->next)
for (struct Patch const *patch : *sect->patches)
writepatch(patch, f);
}
}
@@ -187,15 +173,11 @@ static void writesection(struct Section const *sect, FILE *f)
static void freesection(struct Section const *sect)
{
if (sect_HasData(sect->type)) {
struct Patch *patch = sect->patches;
while (patch != NULL) {
struct Patch *next = patch->next;
for (struct Patch *patch : *sect->patches) {
free(patch->rpn);
free(patch);
patch = next;
}
delete sect->patches;
}
}
@@ -328,8 +310,6 @@ static void writerpn(uint8_t *rpnexpr, uint32_t *rpnptr, const uint8_t *rpn,
}
}
// Allocate a new patch structure and link it into the list
// WARNING: all patches are assumed to eventually be written, so the file stack node is registered
static struct Patch *allocpatch(uint32_t type, struct Expression const *expr, uint32_t ofs)
{
struct Patch *patch = (struct Patch *)malloc(sizeof(*patch));
@@ -345,6 +325,7 @@ static struct Patch *allocpatch(uint32_t type, struct Expression const *expr, ui
patch->type = type;
patch->src = node;
// All patches are assumed to eventually be written, so the file stack node is registered
out_RegisterNode(node);
patch->lineNo = lexer_GetLineNo();
patch->offset = ofs;
@@ -379,8 +360,8 @@ void out_CreatePatch(uint32_t type, struct Expression const *expr, uint32_t ofs,
// before those bytes.
patch->pcOffset -= pcShift;
patch->next = currentSection->patches;
currentSection->patches = patch;
// Add the patch to the list
currentSection->patches->push_front(patch);
}
// Creates an assert that will be written to the object file