mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-04-21 15:31:09 +08:00
Code Issues Packages Projects Releases Wiki Activity

i386.c: Include rtl-iter.h

Browse Source 
gcc/
	* config/i386/i386.c: Include rtl-iter.h
	(ix86_check_avx256_register): Take a const_rtx and return a bool.
	(ix86_check_avx256_stores): Update call accordingly.
	(ix86_avx_u128_mode_entry, ix86_avx_u128_mode_exit): Likewise.
	(ix86_avx_u128_mode_needed): Likewise.  Use FOR_EACH_SUBRTX.

From-SVN: r216758
This commit is contained in:
Richard Sandiford 2014-10-27 18:41:33 +00:00 committed by Richard Sandiford
parent dbb838b740
commit eebfd03aac
2 changed files with 21 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
gcc/ChangeLog
View File

@ -1,3 +1,11 @@
2014-10-27 Richard Sandiford <richard.sandiford@arm.com>
* config/i386/i386.c: Include rtl-iter.h
(ix86_check_avx256_register): Take a const_rtx and return a bool.
(ix86_check_avx256_stores): Update call accordingly.
(ix86_avx_u128_mode_entry, ix86_avx_u128_mode_exit): Likewise.
(ix86_avx_u128_mode_needed): Likewise. Use FOR_EACH_SUBRTX.
2014-10-27 Richard Sandiford <richard.sandiford@arm.com>
* config/alpha/alpha-protos.h (some_small_symbolic_operand_int):

28
gcc/config/i386/i386.c
View File

@ -95,6 +95,7 @@ along with GCC; see the file COPYING3. If not see
#include "tree-vectorizer.h"
#include "shrink-wrap.h"
#include "builtins.h"
#include "rtl-iter.h"
static rtx legitimize_dllimport_symbol (rtx, bool);
static rtx legitimize_pe_coff_extern_decl (rtx, bool);
@ -16121,19 +16122,14 @@ output_387_binary_op (rtx insn, rtx *operands)
/* Check if a 256bit AVX register is referenced inside of EXP. */
static int
ix86_check_avx256_register (rtx *pexp, void *)
static bool
ix86_check_avx256_register (const_rtx exp)
{
rtx exp = *pexp;
if (GET_CODE (exp) == SUBREG)
exp = SUBREG_REG (exp);
if (REG_P (exp)
&& VALID_AVX256_REG_OR_OI_MODE (GET_MODE (exp)))
return 1;
return 0;
return (REG_P (exp)
&& VALID_AVX256_REG_OR_OI_MODE (GET_MODE (exp)));
}
/* Return needed mode for entity in optimize_mode_switching pass. */
@ -16155,7 +16151,7 @@ ix86_avx_u128_mode_needed (rtx_insn *insn)
{
rtx arg = XEXP (XEXP (link, 0), 0);
if (ix86_check_avx256_register (&arg, NULL))
if (ix86_check_avx256_register (arg))
return AVX_U128_DIRTY;
}
}
@ -16167,8 +16163,10 @@ ix86_avx_u128_mode_needed (rtx_insn *insn)
changes state only when a 256bit register is written to, but we need
to prevent the compiler from moving optimal insertion point above
eventual read from 256bit register. */
if (for_each_rtx (&PATTERN (insn), ix86_check_avx256_register, NULL))
return AVX_U128_DIRTY;
subrtx_iterator::array_type array;
FOR_EACH_SUBRTX (iter, array, PATTERN (insn), NONCONST)
if (ix86_check_avx256_register (*iter))
return AVX_U128_DIRTY;
return AVX_U128_ANY;
}
@ -16252,7 +16250,7 @@ ix86_mode_needed (int entity, rtx_insn *insn)
static void
ix86_check_avx256_stores (rtx dest, const_rtx, void *data)
{
if (ix86_check_avx256_register (&dest, NULL))
if (ix86_check_avx256_register (dest))
{
bool *used = (bool *) data;
*used = true;
@ -16317,7 +16315,7 @@ ix86_avx_u128_mode_entry (void)
{
rtx incoming = DECL_INCOMING_RTL (arg);
if (incoming && ix86_check_avx256_register (&incoming, NULL))
if (incoming && ix86_check_avx256_register (incoming))
return AVX_U128_DIRTY;
}
@ -16351,7 +16349,7 @@ ix86_avx_u128_mode_exit (void)
/* Exit mode is set to AVX_U128_DIRTY if there are
256bit modes used in the function return register. */
if (reg && ix86_check_avx256_register (&reg, NULL))
if (reg && ix86_check_avx256_register (reg))
return AVX_U128_DIRTY;
return AVX_U128_CLEAN;