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| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2021-02-17 16:15:42 +0100 |
|---|---|---|
| committer | Ilya Leoshkevich <iii@linux.ibm.com> | 2021-02-20 01:49:35 +0100 |
| commit | a974b8a592e1f131a2b1698582e348666d1e2973 (patch) | |
| tree | 388703fd0a33dc4f74222cd41ab1a8a2c5c32a26 /gcc/config/s390/vector.md | |
| parent | 50352c6cd2d2237572bfa53c0ba693f4c8eff1ee (diff) | |
| download | gcc-a974b8a592e1f131a2b1698582e348666d1e2973.zip gcc-a974b8a592e1f131a2b1698582e348666d1e2973.tar.gz gcc-a974b8a592e1f131a2b1698582e348666d1e2973.tar.bz2 | |
IBM Z: Improve FPRX2 <-> TF conversions
gcc/ChangeLog:
* config/s390/vector.md (*fprx2_to_tf): Rename to fprx2_to_tf,
add memory alternative.
(tf_to_fprx2): New pattern.
Diffstat (limited to 'gcc/config/s390/vector.md')
| -rw-r--r-- | gcc/config/s390/vector.md | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/gcc/config/s390/vector.md b/gcc/config/s390/vector.md index 0e3c31f..e48c965 100644 --- a/gcc/config/s390/vector.md +++ b/gcc/config/s390/vector.md @@ -616,12 +616,23 @@ vlvgp\t%v0,%1,%N1" [(set_attr "op_type" "VRR,VRX,VRX,VRI,VRR")]) -(define_insn "*fprx2_to_tf" - [(set (match_operand:TF 0 "nonimmediate_operand" "=v") - (subreg:TF (match_operand:FPRX2 1 "general_operand" "f") 0))] +(define_insn_and_split "fprx2_to_tf" + [(set (match_operand:TF 0 "nonimmediate_operand" "=v,AR") + (subreg:TF (match_operand:FPRX2 1 "general_operand" "f,f") 0))] "TARGET_VXE" - "vmrhg\t%v0,%1,%N1" - [(set_attr "op_type" "VRR")]) + "@ + vmrhg\t%v0,%1,%N1 + #" + "!(MEM_P (operands[0]) && MEM_VOLATILE_P (operands[0]))" + [(set (match_dup 2) (match_dup 3)) + (set (match_dup 4) (match_dup 5))] +{ + operands[2] = simplify_gen_subreg (DFmode, operands[0], TFmode, 0); + operands[3] = simplify_gen_subreg (DFmode, operands[1], FPRX2mode, 0); + operands[4] = simplify_gen_subreg (DFmode, operands[0], TFmode, 8); + operands[5] = simplify_gen_subreg (DFmode, operands[1], FPRX2mode, 8); +} + [(set_attr "op_type" "VRR,*")]) (define_insn "*vec_ti_to_v1ti" [(set (match_operand:V1TI 0 "nonimmediate_operand" "=v,v,R, v, v,v") @@ -753,6 +764,21 @@ "vpdi\t%V0,%v1,%V0,5" [(set_attr "op_type" "VRR")]) +(define_insn_and_split "tf_to_fprx2" + [(set (match_operand:FPRX2 0 "nonimmediate_operand" "=f,f") + (subreg:FPRX2 (match_operand:TF 1 "general_operand" "v,AR") 0))] + "TARGET_VXE" + "#" + "!(MEM_P (operands[1]) && MEM_VOLATILE_P (operands[1]))" + [(set (match_dup 2) (match_dup 3)) + (set (match_dup 4) (match_dup 5))] +{ + operands[2] = simplify_gen_subreg (DFmode, operands[0], FPRX2mode, 0); + operands[3] = simplify_gen_subreg (DFmode, operands[1], TFmode, 0); + operands[4] = simplify_gen_subreg (DFmode, operands[0], FPRX2mode, 8); + operands[5] = simplify_gen_subreg (DFmode, operands[1], TFmode, 8); +}) + ; vec_perm_const for V2DI using vpdi? ;; |