Hi,
A co-worker pointed out that we weren't generating vorn and vbic
instructions for Neon and I had a look.
Tests are still running and will commit to trunk if there are no
regressions.
cheers
Ramana
2011-05-25 Ramana Radhakrishnan <ramana.radhakrish...@linaro.org>
* config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
("orndi3_neon"): Likewise.
("bic<mode>3_neon"): Likewise.
2011-05-25 Ramana Radhakrishnan <ramana.radhakrish...@linaro.org>
* gcc.target/arm/neon-vorn-vbic.c: New file.
Index: gcc/config/arm/neon.md
===================================================================
--- gcc/config/arm/neon.md (revision 174174)
+++ gcc/config/arm/neon.md (working copy)
@@ -794,8 +794,8 @@
(define_insn "orn<mode>3_neon"
[(set (match_operand:VDQ 0 "s_register_operand" "=w")
- (ior:VDQ (match_operand:VDQ 1 "s_register_operand" "w")
- (not:VDQ (match_operand:VDQ 2 "s_register_operand" "w"))))]
+ (ior:VDQ (not:VDQ (match_operand:VDQ 2 "s_register_operand" "w"))
+ (match_operand:VDQ 1 "s_register_operand" "w")))]
"TARGET_NEON"
"vorn\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
[(set_attr "neon_type" "neon_int_1")]
@@ -803,8 +803,8 @@
(define_insn "orndi3_neon"
[(set (match_operand:DI 0 "s_register_operand" "=w,?=&r,?&r")
- (ior:DI (match_operand:DI 1 "s_register_operand" "w,r,0")
- (not:DI (match_operand:DI 2 "s_register_operand" "w,0,r"))))]
+ (ior:DI (not:DI (match_operand:DI 2 "s_register_operand" "w,0,r"))
+ (match_operand:DI 1 "s_register_operand" "w,r,0")))]
"TARGET_NEON"
"@
vorn\t%P0, %P1, %P2
@@ -816,8 +816,8 @@
(define_insn "bic<mode>3_neon"
[(set (match_operand:VDQ 0 "s_register_operand" "=w")
- (and:VDQ (match_operand:VDQ 1 "s_register_operand" "w")
- (not:VDQ (match_operand:VDQ 2 "s_register_operand" "w"))))]
+ (and:VDQ (not:VDQ (match_operand:VDQ 2 "s_register_operand" "w"))
+ (match_operand:VDQ 1 "s_register_operand" "w")))]
"TARGET_NEON"
"vbic\t%<V_reg>0, %<V_reg>1, %<V_reg>2"
[(set_attr "neon_type" "neon_int_1")]
--- /dev/null 2011-05-18 14:49:12.916256701 +0100
+++ ./gcc/testsuite/gcc.target/arm/neon-vorn-vbic.c 2011-05-25
11:17:09.966726432 +0100
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target arm_neon_ok } */
+/* { dg-options "-O2 -ftree-vectorize" } */
+/* { dg-add-options arm_neon } */
+
+void bor (int *__restrict__ c, int *__restrict__ a, int *__restrict__ b)
+{
+ int i;
+ for (i=0;i<9;i++)
+ c[i] = b[i] | (~a[i]);
+}
+void bic (int *__restrict__ c, int *__restrict__ a, int *__restrict__ b)
+{
+ int i;
+ for (i=0;i<9;i++)
+ c[i] = b[i] & (~a[i]);
+}
+
+/* { dg-final { scan-assembler "vorn\\t" } } */
+/* { dg-final { scan-assembler "vbic\\t" } } */
