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authorRichard Sandiford <richard.sandiford@arm.com>2019-08-07 18:47:26 +0000
committerRichard Sandiford <rsandifo@gcc.gnu.org>2019-08-07 18:47:26 +0000
commit8ad84de26e1032d80225905c611a47b64a385e8a (patch)
tree3c69ff330423305e70aaca431303877676232851 /gcc
parentcb18e86dd005fe009c536a8bb0aec7aa88ca66df (diff)
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[AArch64] Remove redundant SVE FADDA pattern
*pred_fold_left_plus_<mode> could no longer match anything, since UNSPEC_FADDA now takes three operands. Predicated FADDAs should now go through mask_fold_left_plus_<mode> instead. 2019-08-07 Richard Sandiford <richard.sandiford@arm.com> gcc/ * config/aarch64/aarch64-sve.md (*pred_fold_left_plus_<mode>): Delete. From-SVN: r274186
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/config/aarch64/aarch64-sve.md15
2 files changed, 4 insertions, 15 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index aa0ad4a..c292eec 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
+ * config/aarch64/aarch64-sve.md (*pred_fold_left_plus_<mode>): Delete.
+
+2019-08-07 Richard Sandiford <richard.sandiford@arm.com>
+
* config/aarch64/iterators.md (UNSPEC_COND_ADD): Rename to...
(UNSPEC_COND_FADD): ...this.
(UNSPEC_COND_SUB): Rename to...
diff --git a/gcc/config/aarch64/aarch64-sve.md b/gcc/config/aarch64/aarch64-sve.md
index b66066b..6c40979 100644
--- a/gcc/config/aarch64/aarch64-sve.md
+++ b/gcc/config/aarch64/aarch64-sve.md
@@ -3468,21 +3468,6 @@
"fadda\t%<Vetype>0, %3, %<Vetype>0, %2.<Vetype>"
)
-;; Predicated form of the above in-order reduction.
-(define_insn "*pred_fold_left_plus_<mode>"
- [(set (match_operand:<VEL> 0 "register_operand" "=w")
- (unspec:<VEL>
- [(match_operand:<VEL> 1 "register_operand" "0")
- (unspec:SVE_F
- [(match_operand:<VPRED> 2 "register_operand" "Upl")
- (match_operand:SVE_F 3 "register_operand" "w")
- (match_operand:SVE_F 4 "aarch64_simd_imm_zero")]
- UNSPEC_SEL)]
- UNSPEC_FADDA))]
- "TARGET_SVE"
- "fadda\t%<Vetype>0, %2, %<Vetype>0, %3.<Vetype>"
-)
-
;; =========================================================================
;; == Permutes
;; =========================================================================