build.zig                     |   7 +
 lib/std/target.zig            |  22 +-
 lib/std/target/aarch64.zig    | 542 +++++++++++++++++++++++++------
 lib/std/target/amdgpu.zig     |  82 ++++-
 lib/std/target/arm.zig        |  73 ++++-
 lib/std/target/avr.zig        |  10 +
 lib/std/target/csky.zig       |   4 +-
 lib/std/target/hexagon.zig    |  99 ++++++
 lib/std/target/loongarch.zig  | 129 ++++++++
 lib/std/target/nvptx.zig      |  63 ++++
 lib/std/target/powerpc.zig    |   8 +
 lib/std/target/riscv.zig      | 180 +++++++---
 lib/std/target/wasm.zig       |   5 +-
 lib/std/target/x86.zig        | 560 +++++++++++++++++++++++++++++++-
 lib/std/target/xtensa.zig     |  39 +++
 src/codegen/llvm.zig          |  18 +-
 src/codegen/llvm/bindings.zig |   5 +
 src/target.zig                |  12 +-
 src/type.zig                  |   1 +
 stage1/config.zig.in          |   1 +
 tools/update_cpu_features.zig |  79 +++++
 21 files changed, 1784 insertions(+), 155 deletions(-)