rygorous

// latency tester generator
#define PROD_ALF "add %1,%1,%2\n"               // ALU fast-forward: basic ALU ops; CCMP/CCMN
#define PROD_ALU "add %1,%1,%2,lsl #13\n"       // ALU+shift; all bitfield move; EXTR; RBIT/REV*; CLS/CLZ; CSEL/CSET etc.
#define PROD_SHF "lslv %1,%1,%2\n"              // variable shifts, imm movs (e.g. "movz %1,#0,lsl #16")
#define PROD_LDR "ldr %1,[%4]\n"                // load

#define CONS_ALU "add %1,%1,%2\n"               // basic ALU ops; CCMP/CCMN; CSEL/CSET etc; CLZ/CLS; first (unshifted) src in ALU+shift
#define CONS_SHF "add %1,%2,%1,lsl #13\n"       // second (shifted) src in ALU+shift; SBFM/UBFM/BFM/RBIT/REV*/var shifts/EXTR all sources
#define CONS_AGU "ldr %1,[%4,%1]\n"             // load/store address generation unit
#define CONS_STR "str %1,[%4]\n"                // store data

nikomatsakis

use compiler::parser::tok::{self, Tok};
use compiler::ast::*;

grammar<'input>["LALR(1)"];

extern {
    type Location = usize;
    type Error = tok::Error;

    enum Tok<'input> {

rygorous

Making the hot path (in this case, no match) fall-through:

--- before ---

  mov up,down
  mov up,down
  # check 4
l:mov up,acc
  sub 4
  jez z

rygorous

#include <immintrin.h>
#include <intrin.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

union Mat44 {
    float m[4][4];
    __m128 row[4];
};

rygorous

// This is your vertex buffer, split into components.
// On D3D11 HW, you can probably use structured buffers to de-SoA this, but I haven't checked.
Buffer<float3> buf_pos;
Buffer<float3> buf_norm;
Buffer<float2> buf_uvs;

float4x4 clip_from_model;

uint base_index, index_mask;