| /* Test specification of custom instructions via function attributes. */ |
| |
| /* { dg-do compile } */ |
| /* { dg-options "-O1 -ffinite-math-only" } */ |
| |
| /* -O1 in the options is significant. Without it FP operations may not be |
| optimized to custom instructions. */ |
| |
| #include <stdio.h> |
| #include <math.h> |
| |
| extern void |
| custom_fp (float operand_a, float operand_b, float *result) |
| __attribute__ ((target ("custom-fmaxs=246,custom-fmins=247,custom-fsqrts=251"))); |
| |
| void |
| custom_fp (float operand_a, float operand_b, float *result) |
| { |
| result[0] = fmaxf (operand_a, operand_b); |
| result[1] = fminf (operand_a, operand_b); |
| result[2] = sqrtf (operand_a); |
| } |
| |
| /* { dg-final { scan-assembler "custom\\t246, .* # fmaxs .*" } } */ |
| /* { dg-final { scan-assembler "custom\\t247, .* # fmins .*" } } */ |
| /* { dg-final { scan-assembler "custom\\t251, .* # fsqrts .*" } } */ |
