blob: ff0f9b0f79a9ea3fd26d57ef9ee1b719d1944b73 [file] [log] [blame]
//===- subzero/runtime/szrt.c - Subzero runtime source ----------*- C++ -*-===//
//
// The Subzero Code Generator
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements wrappers for particular bitcode instructions
// that are too uncommon and complex for a particular target to bother
// implementing directly in Subzero target lowering. This needs to be
// compiled by some non-Subzero compiler.
//
//===----------------------------------------------------------------------===//
#include <stdint.h>
uint32_t __Sz_fptoui_f32_i32(float value) { return (uint32_t)value; }
uint32_t __Sz_fptoui_f64_i32(double value) { return (uint32_t)value; }
uint64_t __Sz_fptoui_f32_i64(float Value) { return (uint64_t)Value; }
uint64_t __Sz_fptoui_f64_i64(double Value) { return (uint64_t)Value; }
int64_t __Sz_fptosi_f32_i64(float Value) { return (int64_t)Value; }
int64_t __Sz_fptosi_f64_i64(double Value) { return (int64_t)Value; }
float __Sz_uitofp_i32_f32(uint32_t Value) { return (float)Value; }
float __Sz_uitofp_i64_f32(uint64_t Value) { return (float)Value; }
double __Sz_uitofp_i32_f64(uint32_t Value) { return (double)Value; }
double __Sz_uitofp_i64_f64(uint64_t Value) { return (double)Value; }
float __Sz_sitofp_i64_f32(int64_t Value) { return (float)Value; }
double __Sz_sitofp_i64_f64(int64_t Value) { return (double)Value; }
// Other helper calls emitted by Subzero but not implemented here:
// Compiler-rt:
// __udivsi3 - udiv i32
// __divsi3 - sdiv i32
// __umodsi3 - urem i32
// __modsi3 - srem i32
// __udivdi3 - udiv i64
// __divdi3 - sdiv i64
// __umoddi3 - urem i64
// __moddi3 - srem i64
// __popcountsi2 - call @llvm.ctpop.i32
// __popcountdi2 - call @llvm.ctpop.i64
// libm:
// fmodf - frem f32
// fmod - frem f64
// libc:
// setjmp - call @llvm.nacl.setjmp
// longjmp - call @llvm.nacl.longjmp
// memcpy - call @llvm.memcpy.p0i8.p0i8.i32
// memmove - call @llvm.memmove.p0i8.p0i8.i32
// memset - call @llvm.memset.p0i8.i32
// unsandboxed_irt:
// __nacl_read_tp
// __aeabi_read_tp [arm32 only]
// MIPS runtime library:
// __sync_fetch_and_add_8
// __sync_fetch_and_and_8
// __sync_fetch_and_or_8
// __sync_fetch_and_sub_8
// __sync_fetch_and_xor_8
// __sync_lock_test_and_set_8
// __sync_val_compare_and_swap_8