[PATCH 02/30] Changes for aarch64

acsawdey@linux.ibm.com acsawdey@linux.ibm.com
Tue Jun 25 20:24:00 GMT 2019


From: Aaron Sawdey <acsawdey@linux.ibm.com>

	* config/aarch64/aarch64-protos.h: Change movmem to cpymem.
	* config/aarch64/aarch64.c (aarch64_expand_movmem): Change movmem
	to cpymem.
	* config/aarch64/aarch64.h: Change movmem to cpymem.
	* config/aarch64/aarch64.md (movmemdi): Change name to cpymemdi.
---
 gcc/config/aarch64/aarch64-protos.h | 4 ++--
 gcc/config/aarch64/aarch64.c        | 4 ++--
 gcc/config/aarch64/aarch64.h        | 2 +-
 gcc/config/aarch64/aarch64.md       | 6 +++---
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/gcc/config/aarch64/aarch64-protos.h b/gcc/config/aarch64/aarch64-protos.h
index 4b20796..e2f4cc1 100644
--- a/gcc/config/aarch64/aarch64-protos.h
+++ b/gcc/config/aarch64/aarch64-protos.h
@@ -424,12 +424,12 @@ bool aarch64_constant_address_p (rtx);
 bool aarch64_emit_approx_div (rtx, rtx, rtx);
 bool aarch64_emit_approx_sqrt (rtx, rtx, bool);
 void aarch64_expand_call (rtx, rtx, bool);
-bool aarch64_expand_movmem (rtx *);
+bool aarch64_expand_cpymem (rtx *);
 bool aarch64_float_const_zero_rtx_p (rtx);
 bool aarch64_float_const_rtx_p (rtx);
 bool aarch64_function_arg_regno_p (unsigned);
 bool aarch64_fusion_enabled_p (enum aarch64_fusion_pairs);
-bool aarch64_gen_movmemqi (rtx *);
+bool aarch64_gen_cpymemqi (rtx *);
 bool aarch64_gimple_fold_builtin (gimple_stmt_iterator *);
 bool aarch64_is_extend_from_extract (scalar_int_mode, rtx, rtx);
 bool aarch64_is_long_call_p (rtx);
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 285ae1c..5a923ca 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -17386,11 +17386,11 @@ aarch64_copy_one_block_and_progress_pointers (rtx *src, rtx *dst,
   *dst = aarch64_progress_pointer (*dst);
 }
 
-/* Expand movmem, as if from a __builtin_memcpy.  Return true if
+/* Expand cpymem, as if from a __builtin_memcpy.  Return true if
    we succeed, otherwise return false.  */
 
 bool
-aarch64_expand_movmem (rtx *operands)
+aarch64_expand_cpymem (rtx *operands)
 {
   int n, mode_bits;
   rtx dst = operands[0];
diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
index bf06caa..92e38a8 100644
--- a/gcc/config/aarch64/aarch64.h
+++ b/gcc/config/aarch64/aarch64.h
@@ -855,7 +855,7 @@ typedef struct
 /* MOVE_RATIO dictates when we will use the move_by_pieces infrastructure.
    move_by_pieces will continually copy the largest safe chunks.  So a
    7-byte copy is a 4-byte + 2-byte + byte copy.  This proves inefficient
-   for both size and speed of copy, so we will instead use the "movmem"
+   for both size and speed of copy, so we will instead use the "cpymem"
    standard name to implement the copy.  This logic does not apply when
    targeting -mstrict-align, so keep a sensible default in that case.  */
 #define MOVE_RATIO(speed) \
diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
index 91e46cf..7026b3a 100644
--- a/gcc/config/aarch64/aarch64.md
+++ b/gcc/config/aarch64/aarch64.md
@@ -1375,17 +1375,17 @@
 
 ;; 0 is dst
 ;; 1 is src
-;; 2 is size of move in bytes
+;; 2 is size of copy in bytes
 ;; 3 is alignment
 
-(define_expand "movmemdi"
+(define_expand "cpymemdi"
   [(match_operand:BLK 0 "memory_operand")
    (match_operand:BLK 1 "memory_operand")
    (match_operand:DI 2 "immediate_operand")
    (match_operand:DI 3 "immediate_operand")]
    "!STRICT_ALIGNMENT"
 {
-  if (aarch64_expand_movmem (operands))
+  if (aarch64_expand_cpymem (operands))
     DONE;
   FAIL;
 }
-- 
2.7.4



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