From 54101cf327b7def90636babbadbb66ce697298ee Mon Sep 17 00:00:00 2001 From: Benji Dial Date: Sun, 13 Sep 2020 18:29:53 -0400 Subject: making elf loader zero bss sections --- src/user/knob/format.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/user/knob/format.c') diff --git a/src/user/knob/format.c b/src/user/knob/format.c index 645fb73..593b20c 100644 --- a/src/user/knob/format.c +++ b/src/user/knob/format.c @@ -12,6 +12,7 @@ bool try_sntoi(const char *s, uint32_t n, uint32_t *out) { return true; } +__attribute__ ((access (write_only, 2))) void itosz(uint32_t i, char *out) { if (!i) { *(uint16_t *)out = (uint16_t)'0'; @@ -32,12 +33,14 @@ void itosz(uint32_t i, char *out) { const char *const hex_digits = "0123456789abcdef"; +__attribute__ ((access (write_only, 2))) void itosz_h8(uint8_t i, char *out) { out[0] = hex_digits[i >> 4]; out[1] = hex_digits[i & 0xf]; out[2] = '\0'; } +__attribute__ ((access (write_only, 2))) void itosz_h32(uint32_t i, char *out) { for (uint8_t digit = 0; digit < 8; ++digit) out[digit] = hex_digits[(i >> (28 - digit * 4)) & 0xf]; -- cgit v1.2.3