| /* 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 .*" } } */ |