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LoongArch: Fix incorrect return type for frecipe/frsqrte intrinsic functions

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gcc/ChangeLog:

	* config/loongarch/larchintrin.h
	(__frecipe_s): Update function return type.
	(__frecipe_d): Ditto.
	(__frsqrte_s): Ditto.
	(__frsqrte_d): Ditto.

gcc/testsuite/ChangeLog:

	* gcc.target/loongarch/larch-frecipe-intrinsic.c: New test.
This commit is contained in:
Jiahao Xu 2024-01-24 17:19:32 +08:00 • committed by Lulu Cheng
parent 593d518a63
commit 92acc92ee5
2 changed files with 38 additions and 8 deletions
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16
gcc/config/loongarch/larchintrin.h
View file

@ -336,38 +336,38 @@ __iocsrwr_d (unsigned long int _1, unsigned int _2)
#ifdef __loongarch_frecipe
/* Assembly instruction format: fd, fj. */
/* Data types in instruction templates: SF, SF. */
extern __inline void
extern __inline float
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
__frecipe_s (float _1)
{
__builtin_loongarch_frecipe_s ((float) _1);
return (float) __builtin_loongarch_frecipe_s ((float) _1);
}
/* Assembly instruction format: fd, fj. */
/* Data types in instruction templates: DF, DF. */
extern __inline void
extern __inline double
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
__frecipe_d (double _1)
{
__builtin_loongarch_frecipe_d ((double) _1);
return (double) __builtin_loongarch_frecipe_d ((double) _1);
}
/* Assembly instruction format: fd, fj. */
/* Data types in instruction templates: SF, SF. */
extern __inline void
extern __inline float
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
__frsqrte_s (float _1)
{
__builtin_loongarch_frsqrte_s ((float) _1);
return (float) __builtin_loongarch_frsqrte_s ((float) _1);
}
/* Assembly instruction format: fd, fj. */
/* Data types in instruction templates: DF, DF. */
extern __inline void
extern __inline double
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
__frsqrte_d (double _1)
{
__builtin_loongarch_frsqrte_d ((double) _1);
return (double) __builtin_loongarch_frsqrte_d ((double) _1);
}
#endif

30
gcc/testsuite/gcc.target/loongarch/larch-frecipe-intrinsic.c Normal file
View file

@ -0,0 +1,30 @@
/* Test intrinsics for frecipe.{s/d} and frsqrte.{s/d} instructions */
/* { dg-do compile } */
/* { dg-options "-mfrecipe -O2" } */
/* { dg-final { scan-assembler-times "test_frecipe_s:.*frecipe\\.s.*test_frecipe_s" 1 } } */
/* { dg-final { scan-assembler-times "test_frecipe_d:.*frecipe\\.d.*test_frecipe_d" 1 } } */
/* { dg-final { scan-assembler-times "test_frsqrte_s:.*frsqrte\\.s.*test_frsqrte_s" 1 } } */
/* { dg-final { scan-assembler-times "test_frsqrte_d:.*frsqrte\\.d.*test_frsqrte_d" 1 } } */
#include <larchintrin.h>
float
test_frecipe_s (float _1)
{
return __frecipe_s (_1);
}
double
test_frecipe_d (double _1)
{
return __frecipe_d (_1);
}
float
test_frsqrte_s (float _1)
{
return __frsqrte_s (_1);
}
double
test_frsqrte_d (double _1)
{
return __frsqrte_d (_1);
}