diff mbox series

[v3,6/9] S/390: Remove code duplication in vec_unordered<mode>

Message ID 20190905111019.8951-7-iii@linux.ibm.com
State New
Headers show
Series S/390: Use signaling FP comparison instructions | expand

Commit Message

Ilya Leoshkevich Sept. 5, 2019, 11:10 a.m. UTC 
vec_unordered<mode> is vec_ordered<mode> plus a negation at the end.
Reuse vec_unordered<mode> logic.

gcc/ChangeLog:

2019-08-13  Ilya Leoshkevich  <iii@linux.ibm.com>

	PR target/77918
	* config/s390/vector.md (vec_unordered<mode>): Call
	gen_vec_ordered<mode>.
---
 gcc/config/s390/vector.md | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

Comments

Andreas Krebbel Sept. 30, 2019, 2:41 p.m. UTC | #1 
On 05.09.19 13:10, Ilya Leoshkevich wrote:
> vec_unordered<mode> is vec_ordered<mode> plus a negation at the end.
> Reuse vec_unordered<mode> logic.
> 
> gcc/ChangeLog:
> 
> 2019-08-13  Ilya Leoshkevich  <iii@linux.ibm.com>
> 
> 	PR target/77918
> 	* config/s390/vector.md (vec_unordered<mode>): Call
> 	gen_vec_ordered<mode>.

Ok. Thanks!

Andreas
diff mbox series

Patch

diff --git a/gcc/config/s390/vector.md b/gcc/config/s390/vector.md
index ca5ec0dd3b0..1b66b8be61f 100644
--- a/gcc/config/s390/vector.md
+++ b/gcc/config/s390/vector.md
@@ -1581,15 +1581,15 @@ 
 
 ; UNORDERED (a, b): !ORDERED (a, b)
 (define_expand "vec_unordered<mode>"
-  [(set (match_operand:<tointvec>          0 "register_operand" "=v")
-	(ge:<tointvec> (match_operand:VFT 1 "register_operand"  "v")
-		 (match_operand:VFT 2 "register_operand"  "v")))
-   (set (match_dup 3) (gt:<tointvec> (match_dup 2) (match_dup 1)))
-   (set (match_dup 0) (ior:<tointvec> (match_dup 0) (match_dup 3)))
-   (set (match_dup 0) (not:<tointvec> (match_dup 0)))]
+  [(match_operand:<tointvec> 0 "register_operand" "=v")
+   (match_operand:VFT        1 "register_operand" "v")
+   (match_operand:VFT        2 "register_operand" "v")]
   "TARGET_VX"
 {
-  operands[3] = gen_reg_rtx (<tointvec>mode);
+  emit_insn (gen_vec_ordered<mode> (operands[0], operands[1], operands[2]));
+  emit_insn (gen_rtx_SET (operands[0],
+	     gen_rtx_NOT (<tointvec>mode, operands[0])));
+  DONE;
 })
 
 (define_expand "vec_unordered"