diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3f46d4869105..54939bccc83c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2010-10-22 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_builtin_vectorized_function): Add + cases for __builtin_fma and __builtin_fmaf. + 2010-10-22 Richard Henderson <rth@redhat.com> * config/i386/i386.c (ix86_expand_fp_absneg_operator): Produce diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index ee88b064e9a7..bf16d08c9721 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -26105,8 +26105,28 @@ ix86_builtin_vectorized_function (tree fndecl, tree type_out, } break; + case BUILT_IN_FMA: + if (out_mode == DFmode && in_mode == DFmode) + { + if (out_n == 2 && in_n == 2) + return ix86_builtins[IX86_BUILTIN_VFMADDPD]; + if (out_n == 4 && in_n == 4) + return ix86_builtins[IX86_BUILTIN_VFMADDPD256]; + } + break; + + case BUILT_IN_FMAF: + if (out_mode == SFmode && in_mode == SFmode) + { + if (out_n == 4 && in_n == 4) + return ix86_builtins[IX86_BUILTIN_VFMADDPS]; + if (out_n == 8 && in_n == 8) + return ix86_builtins[IX86_BUILTIN_VFMADDPS256]; + } + break; + default: - ; + break; } /* Dispatch to a handler for a vectorization library. */ diff --git a/gcc/testsuite/gcc.target/i386/fma3-builtin-2.c b/gcc/testsuite/gcc.target/i386/fma3-builtin-2.c new file mode 100644 index 000000000000..b84e4a0b3ec3 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/fma3-builtin-2.c @@ -0,0 +1,97 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -mfma -mno-fma4" } */ + +#ifndef SIZE +#define SIZE 1024 +#endif + +double vda[SIZE] __attribute__((__aligned__(32))); +double vdb[SIZE] __attribute__((__aligned__(32))); +double vdc[SIZE] __attribute__((__aligned__(32))); +double vdd[SIZE] __attribute__((__aligned__(32))); + +float vfa[SIZE] __attribute__((__aligned__(32))); +float vfb[SIZE] __attribute__((__aligned__(32))); +float vfc[SIZE] __attribute__((__aligned__(32))); +float vfd[SIZE] __attribute__((__aligned__(32))); + +void +vector_fma (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (vdb[i], vdc[i], vdd[i]); +} + +void +vector_fms (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (vdb[i], vdc[i], -vdd[i]); +} + +void +vector_fnma (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (-vdb[i], vdc[i], vdd[i]); +} + +void +vector_fnms (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (-vdb[i], vdc[i], -vdd[i]); +} + +void +vector_fmaf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (vfb[i], vfc[i], vfd[i]); +} + +void +vector_fmsf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (vfb[i], vfc[i], -vfd[i]); +} + +void +vector_fnmaf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (-vfb[i], vfc[i], vfd[i]); +} + +void +vector_fnmsf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (-vfb[i], vfc[i], -vfd[i]); +} + +/* { dg-final { scan-assembler-times "vfmadd...ps" 1 } } */ +/* { dg-final { scan-assembler-times "vfmadd...pd" 1 } } */ +/* { dg-final { scan-assembler-times "vfmsub...ps" 1 } } */ +/* { dg-final { scan-assembler-times "vfmsub...pd" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmadd...ps" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmadd...pd" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmsub...ps" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmsub...pd" 1 } } */ diff --git a/gcc/testsuite/gcc.target/i386/fma4-builtin-2.c b/gcc/testsuite/gcc.target/i386/fma4-builtin-2.c new file mode 100644 index 000000000000..a7e3975719fa --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/fma4-builtin-2.c @@ -0,0 +1,97 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -mfma4" } */ + +#ifndef SIZE +#define SIZE 1024 +#endif + +double vda[SIZE] __attribute__((__aligned__(32))); +double vdb[SIZE] __attribute__((__aligned__(32))); +double vdc[SIZE] __attribute__((__aligned__(32))); +double vdd[SIZE] __attribute__((__aligned__(32))); + +float vfa[SIZE] __attribute__((__aligned__(32))); +float vfb[SIZE] __attribute__((__aligned__(32))); +float vfc[SIZE] __attribute__((__aligned__(32))); +float vfd[SIZE] __attribute__((__aligned__(32))); + +void +vector_fma (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (vdb[i], vdc[i], vdd[i]); +} + +void +vector_fms (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (vdb[i], vdc[i], -vdd[i]); +} + +void +vector_fnma (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (-vdb[i], vdc[i], vdd[i]); +} + +void +vector_fnms (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vda[i] = __builtin_fma (-vdb[i], vdc[i], -vdd[i]); +} + +void +vector_fmaf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (vfb[i], vfc[i], vfd[i]); +} + +void +vector_fmsf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (vfb[i], vfc[i], -vfd[i]); +} + +void +vector_fnmaf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (-vfb[i], vfc[i], vfd[i]); +} + +void +vector_fnmsf (void) +{ + int i; + + for (i = 0; i < SIZE; i++) + vfa[i] = __builtin_fmaf (-vfb[i], vfc[i], -vfd[i]); +} + +/* { dg-final { scan-assembler-times "vfmaddps" 1 } } */ +/* { dg-final { scan-assembler-times "vfmaddpd" 1 } } */ +/* { dg-final { scan-assembler-times "vfmsubps" 1 } } */ +/* { dg-final { scan-assembler-times "vfmsubpd" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmaddps" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmaddpd" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmsubps" 1 } } */ +/* { dg-final { scan-assembler-times "vfnmsubpd" 1 } } */