Viewing file:  custom-fp-conversion.c (2.33 KB) -rw-r--r--
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/* Test generation of conversion custom instructions. */
/* { dg-do compile } */
/* { dg-options "-O1 -ffinite-math-only -funsafe-math-optimizations -fno-math-errno" } */
/* -O1 in the options is significant. Without it FP operations may not be
optimized to custom instructions. Also, -fno-math-errno is required
to inline lroundf. */
#include <stdio.h>
#include <math.h>
#pragma GCC target ("custom-frdxhi=40")
#pragma GCC target ("custom-frdxlo=41")
#pragma GCC target ("custom-frdy=42")
#pragma GCC target ("custom-fwrx=43")
#pragma GCC target ("custom-fwry=44")
#pragma GCC target ("custom-fextsd=100")
#pragma GCC target ("custom-fixdi=101")
#pragma GCC target ("custom-fixdu=102")
#pragma GCC target ("custom-fixsi=103")
#pragma GCC target ("custom-fixsu=104")
#pragma GCC target ("custom-floatid=105")
#pragma GCC target ("custom-floatis=106")
#pragma GCC target ("custom-floatud=107")
#pragma GCC target ("custom-floatus=108")
#pragma GCC target ("custom-ftruncds=109")
#pragma GCC target ("custom-round=110")
typedef struct data {
double fextsd;
int fixdi;
unsigned fixdu;
int fixsi;
unsigned fixsu;
double floatid;
float floatis;
double floatud;
float floatus;
float ftruncds;
int round;
} data_t;
void
custom_fp (int i, unsigned u, float f, double d, data_t *out)
{
out->fextsd = (double) f;
out->fixdi = (int) d;
out->fixdu = (unsigned) d;
out->fixsi = (int) f;
out->fixsu = (unsigned) f;
out->floatid = (double) i;
out->floatis = (float) i;
out->floatud = (double) u;
out->floatus = (float) u;
out->ftruncds = (float) d;
out->round = lroundf (f);
}
/* { dg-final { scan-assembler "custom\\t100, .* # fextsd .*" } } */
/* { dg-final { scan-assembler "custom\\t101, .* # fixdi .*" } } */
/* { dg-final { scan-assembler "custom\\t102, .* # fixdu .*" } } */
/* { dg-final { scan-assembler "custom\\t103, .* # fixsi .*" } } */
/* { dg-final { scan-assembler "custom\\t104, .* # fixsu .*" } } */
/* { dg-final { scan-assembler "custom\\t105, .* # floatid .*" } } */
/* { dg-final { scan-assembler "custom\\t106, .* # floatis .*" } } */
/* { dg-final { scan-assembler "custom\\t107, .* # floatud .*" } } */
/* { dg-final { scan-assembler "custom\\t108, .* # floatus .*" } } */
/* { dg-final { scan-assembler "custom\\t109, .* # ftruncds .*" } } */
/* { dg-final { scan-assembler "custom\\t110, .* # round .*" } } */
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