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New posts in llvm-codegen

Setting a non-default rounding mode with Rust inline asm isn't respected by the LLVM optimizer?

rust floating-point rounding inline-assembly llvm-codegen

Is signed integer overflow in safe Rust in release mode considered as undefined behavior?

rust integer-overflow llvm-codegen

Why does clang produce inefficient asm with -O0 (for this simple floating point sum)?

c assembly x86-64 compiler-optimization llvm-codegen

Why isn't there a branch prediction failure penalty in this Rust code?

performance rust compiler-optimization branch-prediction llvm-codegen

Which integer operations have higher performance alternate methods in Rust?

rust micro-optimization llvm-codegen

LLVM opt mem2reg has no effect

optimization clang compiler-optimization ssa llvm-codegen

Why can the Rust compiler not optimize away the Err arm of Box::downcast?

assembly optimization rust compiler-optimization llvm-codegen

Can compilers (specifically rustc) really simplify triangle-summation to avoid a loop? How?

rust compiler-construction compiler-optimization llvm-codegen

Why does LLVM allocate a redundant variable?

c llvm llvm-codegen

Why empty functions aren't removed as dead code in LLVM IR?

c clang llvm-clang llvm-ir llvm-codegen

Why does LLVM appear to ignore Rust's assume intrinsic?

performance rust llvm llvm-codegen

Can I force Rust to not optimize a single function?

optimization rust llvm-codegen

C ABI with LLVM

c llvm abi llvm-codegen

Why doesn't the Rust optimizer remove those useless instructions (tested on Godbolt Compiler Explorer)?

assembly rust x86-64 llvm-codegen

Why does this code generate much more assembly than equivalent C++/Clang? [closed]

optimization rust llvm-codegen

How do I compile with "ffast-math"?

rust llvm fast-math llvm-codegen

Can Rust optimise away the bit-wise copy during move of an object someday?

rust move-semantics llvm-codegen

What do the optimization levels `-Os` and `-Oz` do in rustc?

rust llvm-codegen

When should inline be used in Rust?

rust inline llvm-codegen

How does Rust's 128-bit integer `i128` work on a 64-bit system?

rust x86-64 bigint int128 llvm-codegen
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