diff options
Diffstat (limited to 'gcc/config/i386')
-rw-r--r-- | gcc/config/i386/i386-features.c | 15 | ||||
-rw-r--r-- | gcc/config/i386/i386.md | 13 | ||||
-rw-r--r-- | gcc/config/i386/sse.md | 8 |
3 files changed, 28 insertions, 8 deletions
diff --git a/gcc/config/i386/i386-features.c b/gcc/config/i386/i386-features.c index 14f816f..43bb676 100644 --- a/gcc/config/i386/i386-features.c +++ b/gcc/config/i386/i386-features.c @@ -2258,15 +2258,22 @@ remove_partial_avx_dependency (void) rtx zero; machine_mode dest_vecmode; - if (dest_mode == E_SFmode) + switch (dest_mode) { + case E_HFmode: + dest_vecmode = V8HFmode; + zero = gen_rtx_SUBREG (V8HFmode, v4sf_const0, 0); + break; + case E_SFmode: dest_vecmode = V4SFmode; zero = v4sf_const0; - } - else - { + break; + case E_DFmode: dest_vecmode = V2DFmode; zero = gen_rtx_SUBREG (V2DFmode, v4sf_const0, 0); + break; + default: + gcc_unreachable (); } /* Change source to vector mode. */ diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 188f431..ae1a81c 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -17041,6 +17041,19 @@ DONE; }) +(define_insn "sqrthf2" + [(set (match_operand:HF 0 "register_operand" "=v,v") + (sqrt:HF + (match_operand:HF 1 "nonimmediate_operand" "v,m")))] + "TARGET_AVX512FP16" + "@ + vsqrtsh\t{%d1, %0|%0, %d1} + vsqrtsh\t{%1, %d0|%d0, %1}" + [(set_attr "type" "sse") + (set_attr "prefix" "evex") + (set_attr "avx_partial_xmm_update" "false,true") + (set_attr "mode" "HF")]) + (define_insn "*sqrt<mode>2_sse" [(set (match_operand:MODEF 0 "register_operand" "=v,v,v") (sqrt:MODEF diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index b08a9d3..e8aef0d 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -2522,12 +2522,12 @@ (set_attr "mode" "<ssescalarmode>")]) (define_insn "*<sse>_vmsqrt<mode>2<mask_scalar_name><round_scalar_name>" - [(set (match_operand:VF_128 0 "register_operand" "=x,v") - (vec_merge:VF_128 - (vec_duplicate:VF_128 + [(set (match_operand:VFH_128 0 "register_operand" "=x,v") + (vec_merge:VFH_128 + (vec_duplicate:VFH_128 (sqrt:<ssescalarmode> (match_operand:<ssescalarmode> 1 "nonimmediate_operand" "xm,<round_scalar_constraint>"))) - (match_operand:VF_128 2 "register_operand" "0,v") + (match_operand:VFH_128 2 "register_operand" "0,v") (const_int 1)))] "TARGET_SSE" "@ |