| /* { dg-do compile { target lp64 } } */ |
| /* { dg-require-effective-target powerpc_p9vector_ok } */ |
| /* { dg-options "-mdejagnu-cpu=power9 -O2" } */ |
| |
| /* Test that under ISA 3.0 (-mcpu=power9), the compiler optimizes conversion to |
| double after a vec_extract to use the VEXTRACTU{B,H} or XXEXTRACTUW |
| instructions (which leaves the result in a vector register), and not the |
| VEXTU{B,H,W}{L,R}X instructions (which needs a direct move to do the floating |
| point conversion). */ |
| |
| #include <altivec.h> |
| |
| double |
| fpcvt_int_0 (vector int a) |
| { |
| int c = 0; |
| int b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_int_3 (vector int a) |
| { |
| int c = 3; |
| int b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_uint_0 (vector unsigned int a) |
| { |
| int c = 0; |
| unsigned int b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_uint_3 (vector unsigned int a) |
| { |
| int c = 3; |
| unsigned int b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_short_0 (vector short a) |
| { |
| int c = 0; |
| short b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_short_7 (vector short a) |
| { |
| int c = 7; |
| short b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_ushort_0 (vector unsigned short a) |
| { |
| int c = 0; |
| unsigned short b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_ushort_7 (vector unsigned short a) |
| { |
| int c = 7; |
| unsigned short b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_schar_0 (vector signed char a) |
| { |
| int c = 0; |
| signed char b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_schar_15 (vector signed char a) |
| { |
| int c = 15; |
| signed char b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_uchar_0 (vector unsigned char a) |
| { |
| int c = 0; |
| unsigned char b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| double |
| fpcvt_uchar_15 (vector unsigned char a) |
| { |
| int c = 15; |
| signed char b = vec_extract (a, c); |
| return (double)b; |
| } |
| |
| /* { dg-final { scan-assembler "vextractu\[bh\] " } } */ |
| /* { dg-final { scan-assembler "vexts\[bh\]2d " } } */ |
| /* { dg-final { scan-assembler "vspltw " } } */ |
| /* { dg-final { scan-assembler "xscvsxddp " } } */ |
| /* { dg-final { scan-assembler "xvcvsxwdp " } } */ |
| /* { dg-final { scan-assembler "xvcvuxwdp " } } */ |
| /* { dg-final { scan-assembler-not "exts\[bhw\] " } } */ |
| /* { dg-final { scan-assembler-not "stxv" } } */ |
| /* { dg-final { scan-assembler-not "m\[ft\]vsrd " } } */ |
| /* { dg-final { scan-assembler-not "m\[ft\]vsrw\[az\] " } } */ |
| /* { dg-final { scan-assembler-not "l\[hw\]\[az\] " } } */ |