File: direct-move-float3.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (29 lines) | stat: -rw-r--r-- 876 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
 
/* { dg-do compile { target lp64 } } */
/* { dg-skip-if "" { powerpc*-*-darwin* } } */
/* { dg-require-effective-target powerpc_p8vector_ok } */
/* { dg-options "-mpower8-vector -O2" } */

/* Test that we generate XSCVDPSP instead of FRSP and XSCVDPSPN when we combine
   a round from double to float and moving the float value to a GPR.  */

union u {
  float f;
  unsigned int ui;
  int si;
};

unsigned int
ui_d (double d)
{
  union u x;
  x.f = d;
  return x.ui;
}

/* { dg-final { scan-assembler     {\mmfvsrwz\M}   } } */
/* { dg-final { scan-assembler     {\mxscvdpsp\M}  } } */
/* { dg-final { scan-assembler-not {\mmfvsrd\M}    } } */
/* { dg-final { scan-assembler-not {\mmtvsrwz\M}   } } */
/* { dg-final { scan-assembler-not {\mmtvsrd\M}    } } */
/* { dg-final { scan-assembler-not {\mxscvdpspn\M} } } */
/* { dg-final { scan-assembler-not {\msrdi\M}      } } */