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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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// Test ALU RND RND12 RND20
# mach: bfin
#include "test.h"
.include "testutils.inc"
start
R7 = 0;
ASTAT = R7;
// 7ffffff0
// + 00008000
// -> 7fff0000
R0 = 0xfff0 (Z);
R0.H = 0x7fff;
R7.L = R0 (RND);
R0 = ASTAT;
CHECKREG R7, 0x7fff;
CHECKREG R0, (_VS|_V|_V_COPY);
// 7ffffff0
// + 00008000
// -> 7fff0000
R0.L = 0xfff0;
R0.H = 0x7fff;
R7.H = R0 (RND);
R0 = ASTAT;
CHECKREG R7, 0x7fff7fff;
CHECKREG R0, (_VS|_V|_V_COPY);
// 7ff0fff0
// + 00008000
// -> 7ff10000
R0.L = 0xfff0;
R0.H = 0x7ff0;
R7.L = R0 (RND);
R0 = ASTAT;
CHECKREG R7, 0x7fff7ff1
CHECKREG R0, (_VS);
// 7ff0fff0
// + 00008000
// -> 7ff10000
// 7ff0fff0
// + 8000
// -> 7ff1
R0.L = 0xfff0;
R0.H = 0x7ff0;
R7.H = R0 (RND);
R0 = ASTAT;
CHECKREG R7, 0x7ff17ff1
CHECKREG R0, (_VS);
// fffffff0
// + 00008000
// -> 00000000
R0.L = 0xfff0;
R0.H = 0xffff;
R7.L = R0 (RND);
R0 = ASTAT;
CHECKREG R7, 0x7ff10000;
CHECKREG R0, (_VS|_AZ);
// fffffff0
// + 00008000
// -> 00000000
R0.L = 0xfff0;
R0.H = 0xffff;
R7.H = R0 (RND);
R0 = ASTAT;
DBGA ( R7.H , 0 );
CHECKREG R0, (_VS|_AZ);
// 00fffff0
// + 00008000
// -> 0100
R0.L = 0xfff0;
R0.H = 0x00ff;
R7.L = R0 (RND);
R0 = ASTAT;
DBGA ( R7.L , 0x0100 );
CHECKREG R0, (_VS);
// RND12
// 07ffe000
// + 00000000
// = 07ffe000
// + 00000800
// -> 7ffe
R0.L = 0xe000;
R0.H = 0x07ff;
R1 = 0x0000 (Z);
R1.H = 0x0000;
R7.L = R0 + R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x7ffe );
CHECKREG R0, (_VS);
// 07ffff00
// + 00000000
// = 07ffff00
// + 00000800
// -> 7fff
R0.L = 0xff00;
R0.H = 0x07ff;
R1.L = 0x0000;
R1.H = 0x0000;
R7.L = R0 + R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x7fff );
CHECKREG R0, (_VS|_V|_V_COPY);
// 07fffc00
// + 00000f00
// = 08000b00
// + 00000800
// -> 7fff
R0.L = 0xfc00;
R0.H = 0x07ff;
R1.L = 0x0f00;
R1.H = 0x0000;
R7.L = R0 + R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x7fff );
CHECKREG R0, (_VS|_V|_V_COPY);
// 07ff c000
// + 0000 1000
// = 07ff d000
// + 0000 0800
// -> 7ff d
R0.L = 0xc000;
R0.H = 0x07ff;
R1.L = 0x1000;
R1.H = 0x0000;
_DBG ASTAT;
R7.L = R0 + R1 (RND12);
_DBG ASTAT;
R0 = ASTAT;
_DBG R0;
DBGA ( R7.L , 0x7ffd );
CHECKREG R0, (_VS);
// ffff ffea
// + 07ff fe00
// = 107ff fdea
// + 0000 0800
// -> 7ff f
R0.L = 0xffea;
R0.H = 0xffff;
R1.L = 0xfe00;
R1.H = 0x07ff;
_DBG ASTAT;
R7.L = R0 + R1 (RND12);
_DBG ASTAT;
R0 = ASTAT;
_DBG R0;
DBGA ( R7.L , 0x7fff );
CHECKREG R0, (_VS|_V|_V_COPY);
// Small negative plus small negative should give zero
// ffff ffff
// + ffff ffff
// + 0000 0800
// -> 000 0
R0.L = 0xffff;
R0.H = 0xffff;
R1.L = 0xffff;
R1.H = 0xffff;
_DBG ASTAT;
R7.L = R0 + R1 (RND12);
R0 = ASTAT;
_DBG R0;
DBGA ( R7.L , 0x0000 );
CHECKREG R0, (_VS|_AZ);
// Small negative minus small positive should give zero
// ffff ffff
// + 0000 0001
// - 0000 0800
// -> 000 0
R0.L = 0xffff;
R0.H = 0xffff;
R1.L = 0x0001;
R1.H = 0x0000;
R7.L = R0 - R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x0000 );
CHECKREG R0, (_VS|_AZ);
// Large positive plus large positive should give maxpos
// 07ff ffff
// + 07ff ffff
// + 0000 0800
// -> 7ff f
R0.L = 0xffff;
R0.H = 0x07ff;
R1.L = 0xffff;
R1.H = 0x07ff;
R7.L = R0 + R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x7fff );
CHECKREG R0, (_VS|_V|_V_COPY);
// Large negative plus large negative should give maxneg
// 0800 0000
// + 0800 0000
// + 0000 0800
// -> 800 0
R0.L = 0x0000;
R0.H = 0x0800;
R1.L = 0x0000;
R1.H = 0x0800;
R7.L = R0 + R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x7fff );
CHECKREG R0, (_VS|_V|_V_COPY);
// Large positive minus large negative should give maxpos
// 07ff ffff
// - 0800 0000
// + 0000 0800
// -> 800 0
R0.L = 0xffff;
R0.H = 0x07ff;
R1.L = 0x0000;
R1.H = 0x0800;
R7.L = R0 - R1 (RND12);
R0 = ASTAT;
_DBG ASTAT;
DBGA ( R7.L , 0x0 );
CHECKREG R0, (_VS|_AZ);
// Large negative minus large positive should give maxneg
// 0800 0000
// - 07ff ffff
// + 0000 0800
// -> 800 0
R0.L = 0x0000;
R0.H = 0x0800;
R1.L = 0xffff;
R1.H = 0x07ff;
R7.L = R0 - R1 (RND12);
R0 = ASTAT;
_DBG ASTAT;
DBGA ( R7.L , 0x0000 );
CHECKREG R0, (_VS|_AZ);
// cef4 3ed6
// - 56f4 417a
// + 0000 0800
// -> 800 0
R0.L = 0x3ed6;
R0.H = 0xcef4;
R1.L = 0x417a;
R1.H = 0x56f4;
R7.L = R0 - R1 (RND12);
R0 = ASTAT;
DBGA ( R7.L , 0x8000 );
CHECKREG R0, (_VS|_V|_V_COPY|_AN);
// RND20
// 00ff 0000
// + 0000 0000
// + 0008 0000
// ->0010
R0.L = 0x0000;
R0.H = 0x00ff;
R1.L = 0x0000;
R1.H = 0x0000;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x0010 );
CHECKREG R0, (_VS);
// 00f0 0000
// + 000f 0000
// + 0008 0000
// ->0010
R0.L = 0x0000;
R0.H = 0x00f0;
R1.L = 0x0000;
R1.H = 0x000f;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x0010 );
CHECKREG R0, (_VS);
// 7ff0 0000
// + 0000 0000
// + 0008 0000
// ->07ff
R0.L = 0x0000;
R0.H = 0x7ff0;
R1.L = 0x0000;
R1.H = 0x0000;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x07ff );
CHECKREG R0, (_VS);
// 7fff 0000
// + 0000 0000
// + 0008 0000
// ->0800
R0.L = 0x0000;
R0.H = 0x7fff;
R1.L = 0x0000;
R1.H = 0x0000;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x0800 );
CHECKREG R0, (_VS);
// ffff 0000
// + 0000 0000
// + 0008 0000
// ->0000
R0.L = 0x0000;
R0.H = 0xffff;
R1.L = 0x0000;
R1.H = 0x0000;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x0000 );
DBGA ( R0.H , 0x0200 );
DBGA ( R0.L , 0x0001 );
// ff00 0000
// + 0010 0000
// + 0008 0000
// ->fff1
R0.L = 0x0000;
R0.H = 0xff00;
R1.L = 0x0000;
R1.H = 0x0010;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0xfff1 );
CHECKREG R0, (_VS|_AN);
// ff00 0000
// + 0018 0000
// + 0008 0000
// ->fff2
R0.L = 0x0000;
R0.H = 0xff00;
R1.L = 0x0000;
R1.H = 0x0018;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0xfff2 );
CHECKREG R0, (_VS|_AN);
// Small negative plus small negative should give zero
// ffff ffff
// + ffff ffff
// + 0008 0000
// ->0000
R0.L = 0xffff;
R0.H = 0xffff;
R1.L = 0xffff;
R1.H = 0xffff;
R7.L = R0 + R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x0000 );
CHECKREG R0, (_VS|_AZ);
// Small negative minus small positive should give zero
// ffff ffff
// + 0000 0010
// + 0008 0000
// ->0000
R0.L = 0xffff;
R0.H = 0xffff;
R1.L = 0x0010;
R1.H = 0x0000;
R7.L = R0 - R1 (RND20);
R0 = ASTAT;
DBGA ( R7.L , 0x0000 );
CHECKREG R0, (_VS|_AZ);
pass
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