diff options
Diffstat (limited to 'compiler-rt/lib/builtins/ashldi3.c')
| -rw-r--r-- | compiler-rt/lib/builtins/ashldi3.c | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/compiler-rt/lib/builtins/ashldi3.c b/compiler-rt/lib/builtins/ashldi3.c index c199b12b8f1..8fd06740dc2 100644 --- a/compiler-rt/lib/builtins/ashldi3.c +++ b/compiler-rt/lib/builtins/ashldi3.c @@ -17,28 +17,26 @@ /* Precondition: 0 <= b < bits_in_dword */ -COMPILER_RT_ABI di_int -__ashldi3(di_int a, si_int b) -{ - const int bits_in_word = (int)(sizeof(si_int) * CHAR_BIT); - dwords input; - dwords result; - input.all = a; - if (b & bits_in_word) /* bits_in_word <= b < bits_in_dword */ - { - result.s.low = 0; - result.s.high = input.s.low << (b - bits_in_word); - } - else /* 0 <= b < bits_in_word */ - { - if (b == 0) - return a; - result.s.low = input.s.low << b; - result.s.high = (input.s.high << b) | (input.s.low >> (bits_in_word - b)); - } - return result.all; +COMPILER_RT_ABI di_int __ashldi3(di_int a, si_int b) { + const int bits_in_word = (int)(sizeof(si_int) * CHAR_BIT); + dwords input; + dwords result; + input.all = a; + if (b & bits_in_word) /* bits_in_word <= b < bits_in_dword */ + { + result.s.low = 0; + result.s.high = input.s.low << (b - bits_in_word); + } else /* 0 <= b < bits_in_word */ + { + if (b == 0) + return a; + result.s.low = input.s.low << b; + result.s.high = (input.s.high << b) | (input.s.low >> (bits_in_word - b)); + } + return result.all; } #if defined(__ARM_EABI__) -AEABI_RTABI di_int __aeabi_llsl(di_int a, si_int b) COMPILER_RT_ALIAS(__ashldi3); +AEABI_RTABI di_int __aeabi_llsl(di_int a, si_int b) + COMPILER_RT_ALIAS(__ashldi3); #endif |

