swar-c99-6.8.6.1-goto_stmt.c
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/* -----------------------------------------------------------------------------
* Copyright (C) 2018-2020 daiteq s.r.o. http://www.daiteq.com
*
* This program is distributed WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE.
*
* -----------------------------------------------------------------------------
* Filename : swar-c99-6.8.6.1-goto_stmt.c
* Authors : Roman Bartosinski
* Description : simple test of clang/LLVM compiler with SWAR extension
* Release :
* Version :
* Date :
* -----------------------------------------------------------------------------
*/
//A: --has-swar
//C: -daiteq-swar-enable
#define SWAR_USE_UNSIGNED_TYPES
#define SWAR_USE_SIGNED_TYPES
#include "swar-c99.h"
#define LEN 3
const su4x8b a[LEN] = {{1,2,3,4},{5,6,7,8},{9,10,11,12}};
su4x8b b[LEN] = {{10,20,30,40},{50,60,70,80},{90,100,110,120}};
su4x8b z[LEN] = {{0},{1},{10}};
int foo(void)
{
#pragma swar saturate
z[0] = a[0] + b[1];
#pragma swar reduce
z[1] = a[0] + b[2];
label: // label does not create standalone blocks
z[2] = a[1] + b[0];
#pragma swar normalize
z[0] = a[2] + b[1];
goto label;
return 0;
}
int main(void)
{
foo();
return 0;
}