diff options
| -rw-r--r-- | gcc/config/loongarch/lasx.md | 15 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/loongarch/vect-extract.c | 20 |
2 files changed, 35 insertions, 0 deletions
diff --git a/gcc/config/loongarch/lasx.md b/gcc/config/loongarch/lasx.md index 5d478b9..e2115ff 100644 --- a/gcc/config/loongarch/lasx.md +++ b/gcc/config/loongarch/lasx.md @@ -746,6 +746,21 @@ DONE; }) +(define_insn_and_split "vec_extract<mode>_0" + [(set (match_operand:<UNITMODE> 0 "register_operand" "=f") + (vec_select:<UNITMODE> + (match_operand:FLASX 1 "register_operand" "f") + (parallel [(const_int 0)])))] + "ISA_HAS_LSX" + "#" + "&& reload_completed" + [(set (match_dup 0) (match_dup 1))] +{ + operands[1] = gen_rtx_REG (<UNITMODE>mode, REGNO (operands[1])); +} + [(set_attr "move_type" "fmove") + (set_attr "mode" "<UNITMODE>")]) + (define_expand "vec_perm<mode>" [(match_operand:LASX 0 "register_operand") (match_operand:LASX 1 "register_operand") diff --git a/gcc/testsuite/gcc.target/loongarch/vect-extract.c b/gcc/testsuite/gcc.target/loongarch/vect-extract.c new file mode 100644 index 0000000..ce126e3 --- /dev/null +++ b/gcc/testsuite/gcc.target/loongarch/vect-extract.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -ffast-math -mlasx -fno-vect-cost-model -fno-unroll-loops" } */ +/* { dg-final { scan-assembler-not "xvpickve.w" } } */ +/* { dg-final { scan-assembler-not "xvpickve.d" } } */ + +float +sum_float (float *a, int n) { + float res = 0.0; + for (int i = 0; i < n; i++) + res += a[i]; + return res; +} + +double +sum_double (double *a, int n) { + double res = 0.0; + for (int i = 0; i < n; i++) + res += a[i]; + return res; +} |