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x86: Add 'l' suffix to btr/bts instructions #224

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Merged
82marbag merged 3 commits into from
Nov 9, 2021
Merged

x86: Add 'l' suffix to btr/bts instructions #224

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09af962
x86: Add 'l' suffix to btr/bts instructions
cjams Oct 20, 2021
fe41418
Merge branch 'mainline' into asm-fix
82marbag Nov 9, 2021
a47f616
Merge branch 'mainline' into asm-fix
82marbag Nov 9, 2021
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4 changes: 2 additions & 2 deletions include/arch/x86/atomic.h
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Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ static inline bool atomic_test_bit(unsigned int bit, volatile void *addr) {
static inline bool atomic_test_and_set_bit(unsigned int bit, volatile void *addr) {
bool status;

asm volatile("lock bts %[bit], %[addr];"
asm volatile("lock btsl %[bit], %[addr];"
"setc %[status];"
: [ status ] "=r"(status)
: [ bit ] "Ir"(bit), [ addr ] "m"(*(uint8_t *) addr)
Expand All @@ -71,7 +71,7 @@ static inline bool atomic_test_and_set_bit(unsigned int bit, volatile void *addr
static inline bool atomic_test_and_reset_bit(unsigned int bit, volatile void *addr) {
bool status;

asm volatile("lock btr %[bit], %[addr];"
asm volatile("lock btrl %[bit], %[addr];"
"setc %[status];"
: [ status ] "=r"(status)
: [ bit ] "Ir"(bit), [ addr ] "m"(*(uint8_t *) addr)
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