dzaima
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Contribution activity
April 2025
Created 38 commits in 3 repositories
Created an issue in llvm/llvm-project that received 5 comments
Inefficient codegen for copysign(known_zero_sign_bit, x)
The code:
double native(double x) { double bound = fabs(x) > M_PI/2 ? M_PI/2 : 0; return copysign(bound, x);
}
via -O3 -march=haswell generates:
.L…
5
comments
Opened 6 other issues in 3 repositories
llvm/llvm-project
4
open
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[X86] Unnecessary sequences of 8 GPR
movs back and forthThis contribution was made on Apr 21 -
[X86] Use
vpinsrqin building 2-element vector of 64-bit int loadsThis contribution was made on Apr 20 -
[RISCV] Non-base vector intrinsics not available via
__attribute__((target("arch=...")))This contribution was made on Apr 9 -
[X86]
and/or/xorcould use 8-bit immediate for more constant argumentsThis contribution was made on Apr 5
Detegr/cbqn-rs
1
closed
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Bad
BQNValue::from(arr: [BQNValue; N])implementationThis contribution was made on Apr 19
ashvardanian/less_slow.cpp
1
closed
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Wrong clang-specific things
This contribution was made on Apr 18