From 1bc5aee63eb72b341f506ad058502cd0361f0d10 Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Tue, 25 Mar 2014 22:37:19 -0700 Subject: Initial checkin of GCC 4.9.0 from trunk (r208799). Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba --- .../gcc.dg/vect/vect-strided-a-u8-i8-gap2.c | 83 ++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-a-u8-i8-gap2.c (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-a-u8-i8-gap2.c') diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-a-u8-i8-gap2.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-a-u8-i8-gap2.c new file mode 100644 index 000000000..b1ce8052a --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-a-u8-i8-gap2.c @@ -0,0 +1,83 @@ +/* { dg-require-effective-target vect_int } */ + +#include +#include "tree-vect.h" + +#define N 16 + +typedef struct { + unsigned char a; + unsigned char b; + unsigned char c; + unsigned char d; + unsigned char e; + unsigned char f; + unsigned char g; + unsigned char h; +} s; + +volatile int y = 0; + +__attribute__ ((noinline)) int +main1 () +{ + int i; + s arr[N]; + s *ptr = arr; + s res[N]; + + for (i = 0; i < N; i++) + { + arr[i].a = i; + arr[i].b = i * 2; + arr[i].c = 17; + arr[i].d = i+34; + arr[i].e = i + 5; + arr[i].f = i * 2 + 2; + arr[i].g = i - 3; + arr[i].h = 56; + if (y) /* Avoid vectorization. */ + abort (); + } + + for (i = 0; i < N; i++) + { + res[i].c = ptr->a; + res[i].a = ptr->f + ptr->a; + res[i].d = ptr->f - ptr->a; + res[i].b = ptr->f; + res[i].f = ptr->a; + res[i].e = ptr->f - ptr->a; + res[i].h = ptr->f; + res[i].g = ptr->f - ptr->a; + ptr++; + } + + /* check results: */ + for (i = 0; i < N; i++) + { + if (res[i].c != arr[i].a + || res[i].a != arr[i].f + arr[i].a + || res[i].d != arr[i].f - arr[i].a + || res[i].b != arr[i].f + || res[i].f != arr[i].a + || res[i].e != arr[i].f - arr[i].a + || res[i].h != arr[i].f + || res[i].g != arr[i].f - arr[i].a) + abort(); + } +} + + +int main (void) +{ + check_vect (); + + main1 (); + + return 0; +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided8 } } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ + -- cgit v1.2.3