From a0780ab63e9a8ed206bcca89b890b0abea31a252 Mon Sep 17 00:00:00 2001 From: stuart Date: Mon, 21 Mar 2005 17:51:02 +0000 Subject: [PATCH] 2005-03-21 Stuart Hastings * gcc.target/i386/sse-2.c: New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@96820 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/testsuite/ChangeLog | 4 ++++ gcc/testsuite/gcc.target/i386/sse-2.c | 16 ++++++++++++++++ 2 files changed, 20 insertions(+) create mode 100644 gcc/testsuite/gcc.target/i386/sse-2.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1dfc53b15d0f..dd6774b490c8 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2005-03-21 Stuart Hastings + + * gcc.target/i386/sse-2.c: New. + 2005-03-21 Uros Bizjak * gcc.dg/builtins-46.c: Also check lrint* and llrint*. diff --git a/gcc/testsuite/gcc.target/i386/sse-2.c b/gcc/testsuite/gcc.target/i386/sse-2.c new file mode 100644 index 000000000000..cbaa5e6a30d9 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/sse-2.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -msse" } */ +#include +static const __m128 v_sign = {-.0f, -.0f, -.0f, -.0f}; +static const __m128 v_half = {0.5f, 0.5f, 0.5f, 0.5f}; +static const __m128 v_one = {1.0f, 1.0f, 1.0f, 1.0f}; +static inline __m128 insn_ABS (__m128 a) +{ + return _mm_andnot_ps (v_sign, a); +} +__m128 voodoo (__m128 a) +{ + __m128 x = insn_ABS (a), y = _mm_rsqrt_ps (x); + y = _mm_add_ps (_mm_mul_ps (_mm_sub_ps (_mm_setzero_ps(), _mm_sub_ps (_mm_mul_ps (x, _mm_add_ps (_mm_mul_ps (y, y), _mm_setzero_ps())), v_one)), _mm_add_ps (_mm_mul_ps (y, v_half), _mm_setzero_ps())), y); + return y; +} -- 2.47.3