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Issues with stack and heap #56

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merged 1 commit into from
Apr 1, 2024
Merged

Issues with stack and heap #56

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31 changes: 18 additions & 13 deletions ee/linkfile
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,8 @@ MEMORY {

REGION_ALIAS("MAIN_REGION", bram);

END_MAIN_REGION = ORIGIN(MAIN_REGION) + LENGTH(MAIN_REGION);

PHDRS {
text PT_LOAD;
}
Expand All @@ -40,29 +42,21 @@ SECTIONS {
PROVIDE(_etext = .);
PROVIDE(etext = .);

.reginfo : { *(.reginfo) } >MAIN_REGION

/* Global/static constructors and deconstructors. */
.ctors ALIGN(16): {
KEEP(*crtbegin*.o(.ctors))
KEEP(*(EXCLUDE_FILE(*crtend*.o) .ctors))
KEEP(*(SORT(.ctors.*)))
KEEP(*(.ctors))
} >MAIN_REGION

.dtors ALIGN(16): {
KEEP(*crtbegin*.o(.dtors))
KEEP(*(EXCLUDE_FILE(*crtend*.o) .dtors))
KEEP(*(SORT(.dtors.*)))
KEEP(*(.dtors))
} >MAIN_REGION

/* Static data. */
.rodata ALIGN(128): {
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r*)
} >MAIN_REGION
.reginfo : { *(.reginfo) } >MAIN_REGION

.data ALIGN(128): {
_fdata = . ;
Expand All @@ -72,6 +66,13 @@ SECTIONS {
SORT(CONSTRUCTORS)
} >MAIN_REGION

/* Static data. */
.rodata ALIGN(128): {
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r*)
} >MAIN_REGION

.rdata ALIGN(128): { *(.rdata) } >MAIN_REGION
.gcc_except_table ALIGN(128): { *(.gcc_except_table) } >MAIN_REGION

Expand Down Expand Up @@ -108,9 +109,13 @@ SECTIONS {
_end = . ;
PROVIDE(end = .);

/* Symbols needed by crt0.s. */
PROVIDE(_heap_size = -1);
.spad 0x70000000: {
*(.spad)
} >MAIN_REGION

PROVIDE(_stack = .);
PROVIDE(_stack_size = ORIGIN(MAIN_REGION) + LENGTH(MAIN_REGION) - _stack);
/* Symbols needed by crt0.c. */
/* We set a fixed stack size and the pointer for the stack, letting the remaining memory be the heap. */
PROVIDE(_stack_size = 32 * 1024);
PROVIDE(_stack = END_MAIN_REGION - _stack_size);
PROVIDE(_heap_size = -1);
}
31 changes: 18 additions & 13 deletions ee/linkfile.loadhigh
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,8 @@ MEMORY {

REGION_ALIAS("MAIN_REGION", high);

END_MAIN_REGION = ORIGIN(MAIN_REGION) + LENGTH(MAIN_REGION);

PHDRS {
text PT_LOAD;
}
Expand All @@ -40,29 +42,21 @@ SECTIONS {
PROVIDE(_etext = .);
PROVIDE(etext = .);

.reginfo : { *(.reginfo) } >MAIN_REGION

/* Global/static constructors and deconstructors. */
.ctors ALIGN(16): {
KEEP(*crtbegin*.o(.ctors))
KEEP(*(EXCLUDE_FILE(*crtend*.o) .ctors))
KEEP(*(SORT(.ctors.*)))
KEEP(*(.ctors))
} >MAIN_REGION

.dtors ALIGN(16): {
KEEP(*crtbegin*.o(.dtors))
KEEP(*(EXCLUDE_FILE(*crtend*.o) .dtors))
KEEP(*(SORT(.dtors.*)))
KEEP(*(.dtors))
} >MAIN_REGION

/* Static data. */
.rodata ALIGN(128): {
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r*)
} >MAIN_REGION
.reginfo : { *(.reginfo) } >MAIN_REGION

.data ALIGN(128): {
_fdata = . ;
Expand All @@ -72,6 +66,13 @@ SECTIONS {
SORT(CONSTRUCTORS)
} >MAIN_REGION

/* Static data. */
.rodata ALIGN(128): {
*(.rodata)
*(.rodata.*)
*(.gnu.linkonce.r*)
} >MAIN_REGION

.rdata ALIGN(128): { *(.rdata) } >MAIN_REGION
.gcc_except_table ALIGN(128): { *(.gcc_except_table) } >MAIN_REGION

Expand Down Expand Up @@ -108,9 +109,13 @@ SECTIONS {
_end = . ;
PROVIDE(end = .);

/* Symbols needed by crt0.s. */
PROVIDE(_heap_size = -1);
.spad 0x70000000: {
*(.spad)
} >MAIN_REGION

PROVIDE(_stack = .);
PROVIDE(_stack_size = ORIGIN(MAIN_REGION) + LENGTH(MAIN_REGION) - _stack);
/* Symbols needed by crt0.c. */
/* We set a fixed stack size and the pointer for the stack, letting the remaining memory be the heap. */
PROVIDE(_stack_size = 32 * 1024);
PROVIDE(_stack = END_MAIN_REGION - _stack_size);
PROVIDE(_heap_size = -1);
}