[AARCH64]Fix CLZ_DEFINED_AT_ZERO and CTZ_DEFINED_AT_ZERO definition.

gcc/

2014-12-15  Renlin Li  <renlin.li@arm.com>

	* config/aarch64/aarch64.h (CLZ_DEFINED_VALUE_AT_ZERO): Return 2.
	(CTZ_DEFINED_VALUE_AT_ZERO): Update to support more modes.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218737 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a6beef99e8923d9b5114610e4d6e2ceddbd021c8..ced0bb9fe6fd40c9cff18bbecaa69afc057c6b21 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2014-12-15  Renlin Li  <renlin.li@arm.com>
+
+       * config/aarch64/aarch64.h (CLZ_DEFINED_VALUE_AT_ZERO): Return 2.
+       (CTZ_DEFINED_VALUE_AT_ZERO): Update to support more modes.
+
 2014-12-15  Jakub Jelinek  <jakub@redhat.com>
 
        PR sanitizer/64265

diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
index 8ed1f84fd4f2fc5c1336e2ebd0ac9f7849e5b6a8..b05eae88f242ca9e6354f0b310fd982204444ae0 100644 (file)
--- a/gcc/config/aarch64/aarch64.h
+++ b/gcc/config/aarch64/aarch64.h
@@ -804,9 +804,9 @@ do {                                                                             \
    : reverse_condition (CODE))
 
 #define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \
-  ((VALUE) = GET_MODE_UNIT_BITSIZE (MODE))
+  ((VALUE) = GET_MODE_UNIT_BITSIZE (MODE), 2)
 #define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \
-  ((VALUE) = ((MODE) == SImode ? 32 : 64), 2)
+  ((VALUE) = GET_MODE_UNIT_BITSIZE (MODE), 2)
 
 #define INCOMING_RETURN_ADDR_RTX gen_rtx_REG (Pmode, LR_REGNUM)