From dc4918499f585f7e1de2123c4e3ddc54bc05ed88 Mon Sep 17 00:00:00 2001 From: Sa Liu Date: Thu, 8 May 2008 08:42:38 +0000 Subject: [PATCH] test subti3 From-SVN: r135074 --- gcc/testsuite/gcc.target/spu/subti3.c | 45 +++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 gcc/testsuite/gcc.target/spu/subti3.c diff --git a/gcc/testsuite/gcc.target/spu/subti3.c b/gcc/testsuite/gcc.target/spu/subti3.c new file mode 100644 index 00000000000..4112c958cc3 --- /dev/null +++ b/gcc/testsuite/gcc.target/spu/subti3.c @@ -0,0 +1,45 @@ +/* { dg-do run } */ +/* { dg-options "-std=c99" } */ +#include +typedef int TItype __attribute__ ((mode (TI))); +typedef int DItype __attribute__ ((mode (DI))); +typedef unsigned int UDItype __attribute__ ((mode (DI))); + +struct DIstruct {DItype high, low;}; +typedef union +{ + struct DIstruct s; + TItype t; +} TIunion; + +static +void sub_ddmmss (UDItype *sh, UDItype *sl, UDItype ah, UDItype al, UDItype bh, UDItype bl) +{ + UDItype x; + x = al - bl; + *sh = ah - bh - (x > al); + *sl = x; +} + +int main(void) +{ + TIunion aa, bb, cc; + TItype m = 0x1111111111111110ULL; + TItype n = 0x1111111111111111ULL; + TItype d; + + aa.s.high = m; + aa.s.low = m; + bb.s.high = n; + bb.s.low = n; + + + sub_ddmmss (&cc.s.high, &cc.s.low, aa.s.high, aa.s.low, bb.s.high, bb.s.low); + d = aa.t - bb.t; + if (d != cc.t) + abort(); + cc.t = aa.t -d; + if (cc.t != bb.t) + abort(); + return 0; +} -- 2.30.2