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IBM Z: Fix constraints in vpdi patterns

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The destination register is only partially overwritten, so + should be
used instead of =.

gcc/ChangeLog:

2021-01-08  Ilya Leoshkevich  <iii@linux.ibm.com>

	* config/s390/vector.md (*tf_to_fprx2_0): Rename from
	"*mov_tf_to_fprx2_0" for consistency, fix constraint.
	(*tf_to_fprx2_1): Rename from "*mov_tf_to_fprx2_1" for
	consistency, fix constraint.
This commit is contained in:
Ilya Leoshkevich 2021-01-08 14:01:20 +01:00
parent 745d04e796
commit 0e47d6c808
1 changed files with 4 additions and 4 deletions
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8
gcc/config/s390/vector.md
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@ -737,16 +737,16 @@
"vperm\t%v0,%v1,%v2,%v3"
[(set_attr "op_type" "VRR")])
(define_insn "*mov_tf_to_fprx2_0"
[(set (subreg:DF (match_operand:FPRX2 0 "nonimmediate_operand" "=f") 0)
(define_insn "*tf_to_fprx2_0"
[(set (subreg:DF (match_operand:FPRX2 0 "nonimmediate_operand" "+f") 0)
(subreg:DF (match_operand:TF 1 "general_operand" "v") 0))]
"TARGET_VXE"
; M4 == 1 corresponds to %v0[0] = %v1[0]; %v0[1] = %v0[1];
"vpdi\t%v0,%v1,%v0,1"
[(set_attr "op_type" "VRR")])
(define_insn "*mov_tf_to_fprx2_1"
[(set (subreg:DF (match_operand:FPRX2 0 "nonimmediate_operand" "=f") 8)
(define_insn "*tf_to_fprx2_1"
[(set (subreg:DF (match_operand:FPRX2 0 "nonimmediate_operand" "+f") 8)
(subreg:DF (match_operand:TF 1 "general_operand" "v") 8))]
"TARGET_VXE"
; M4 == 5 corresponds to %V0[0] = %v1[1]; %V0[1] = %V0[1];