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lto experiment

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This commit is contained in:
cepetr 2024-02-03 18:06:04 +01:00
parent ed1785a985
commit 99cb70d5cb
4 changed files with 4 additions and 1 deletions
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1
core/SConscript.boardloader
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@ -102,6 +102,7 @@ env.Replace(
'-fsingle-precision-constant -fdata-sections -ffunction-sections '
'-ffreestanding '
'-fstack-protector-all '
'-flto=2 '
+ env.get('ENV')["CPU_CCFLAGS"] + CCFLAGS_MOD,
CCFLAGS_QSTR='-DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB',
LINKFLAGS='-T embed/boardloader/memory.ld -Wl,--gc-sections -Wl,-Map=build/boardloader/boardloader.map -Wl,--warn-common -Wl,--print-memory-usage',

1
core/SConscript.bootloader
View File

@ -146,6 +146,7 @@ env.Replace(
'-fsingle-precision-constant -fdata-sections -ffunction-sections '
'-ffreestanding '
'-fstack-protector-all '
'-flto=2 '
+ env.get('ENV')["CPU_CCFLAGS"] + CCFLAGS_MOD,
CCFLAGS_QSTR='-DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB',
LINKFLAGS='-T embed/bootloader/memory.ld -Wl,--gc-sections -Wl,-Map=build/bootloader/bootloader.map -Wl,--warn-common -Wl,--print-memory-usage',

1
core/SConscript.firmware
View File

@ -434,6 +434,7 @@ env.Replace(
'-fsingle-precision-constant -fdata-sections -ffunction-sections '
'-ffreestanding '
'-fstack-protector-all '
'-flto=2 '
+ env.get('ENV')["CPU_CCFLAGS"] + CCFLAGS_MOD,
CCFLAGS_QSTR='-DNO_QSTR -DN_X64 -DN_X86 -DN_THUMB',
LINKFLAGS='-T embed/firmware/memory_${TREZOR_MODEL}%s.ld -Wl,--gc-sections -Wl,--print-memory-usage -Wl,-Map=build/firmware/firmware.map -Wl,--warn-common' % LD_VARIANT,

2
core/embed/trezorhal/stm32f4/common.c
View File

@ -188,7 +188,7 @@ void clear_otg_hs_memory(void) {
uint32_t __stack_chk_guard = 0;
void __attribute__((noreturn)) __stack_chk_fail(void) {
void __attribute__((noreturn, used)) __stack_chk_fail(void) {
error_shutdown("INTERNAL ERROR", "(SS)");
}