Search results

Large integer division lowers to very slow code

backend:X86

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

missed-optimization

Status: Open.

#96488 In llvm/llvm-project;

· mlugg opened on Jun 24, 2024

Poor codegen with __builtin_subcll

backend:X86

Status: Open.

#106118 In llvm/llvm-project;

· bmaurer opened on Aug 26, 2024

Calling convention differs from MSVC for member functions returning SIMD types

ABIApplication Binary InterfaceApplication Binary Interface

backend:X86

extension:microsoft

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

platform:windows

Status: Open.

#104 In llvm/llvm-project;

· lhallam opened on Jan 22, 2020

Release 13.0.1 missing binaries for linux/x86_64

backend:X86

packaging

platform:linux

Status: Open.

#53892 In llvm/llvm-project;

· froody opened on Feb 16, 2022

i386: call to fixed address in PIC isn't position independent

backend:X86

Status: Open.

#53899 In llvm/llvm-project;

· Alcaro opened on Feb 17, 2022

Fail to generate indirect jmp with memory operand (for tail call)

backend:X86

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

Status: Open.

#16382 In llvm/llvm-project;

· silvasean opened on May 15, 2013

error: illegal "f" output constraint; fatal error: error in backend: Access past stack top! (also: Cannot pop empty stack!)

backend:X86

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

clangClang issues not falling into any other categoryClang issues not falling into any other category

Status: Open.

#15014 In llvm/llvm-project;

· llvmbot opened on Dec 19, 2012

Spilled XMM is assumed wrongly to be aligned

backend:X86

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

Status: Open.

#15018 In llvm/llvm-project;

· llvmbot opened on Dec 19, 2012

LDTLSCleanup pass leaves live physregs behind

backend:X86

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

Status: Open.

#14155 In llvm/llvm-project;

· stoklund opened on Sep 6, 2012

clang misscompiles complex asm at -O0

backend:X86

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

llvm:asmparser

miscompilation

Status: Open.

#14213 In llvm/llvm-project;

· llvmbot opened on Sep 13, 2012

X86: Inefficient lowering of constant vector variable shl

backend:X86

bugzillaIssues migrated from bugzillaIssues migrated from bugzilla

Status: Open.

#15513 In llvm/llvm-project;

· llvmbot opened on Feb 2, 2013

[X86] getInterleavedMemoryOpCost(): certain costs are pessimistic

backend:X86

Status: Open.

#52730 In llvm/llvm-project;

· LebedevRI opened on Dec 15, 2021