procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

i386.md (fp constant pool splitter): Reorg suppression for sse and 387; add suppression for mmx.

Browse source 
* config/i386/i386.md (fp constant pool splitter): Reorg suppression
        for sse and 387; add suppression for mmx.

From-SVN: r75349
This commit is contained in:
Richard Henderson 2004-01-02 16:40:31 -08:00 • committed by Richard Henderson
parent af4490a4c8
commit b87cfcfbe3
2 changed files with 30 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
gcc/ChangeLog
View file

@ -1,3 +1,8 @@
2004-01-02 Richard Henderson <rth@redhat.com>
* config/i386/i386.md (fp constant pool splitter): Reorg suppression
for sse and 387; add suppression for mmx.
2004-01-02 Andrew Pinski <pinskia@physics.uc.edu>
* loop.c (loop_optimize): Free all loops_info's mems.

38
gcc/config/i386/i386.md
View file

@ -1,6 +1,6 @@
;; GCC machine description for IA-32 and x86-64.
;; Copyright (C) 1988, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
;; 2001, 2002, 2003
;; 2001, 2002, 2003, 2004
;; Free Software Foundation, Inc.
;; Mostly by William Schelter.
;; x86_64 support added by Jan Hubicka
@ -2880,18 +2880,30 @@
&& (GET_MODE (operands[0]) == XFmode
|| GET_MODE (operands[0]) == SFmode || GET_MODE (operands[0]) == DFmode)
&& GET_CODE (XEXP (operands[1], 0)) == SYMBOL_REF
&& CONSTANT_POOL_ADDRESS_P (XEXP (operands[1], 0))
&& (!(SSE_REG_P (operands[0]) ||
(GET_CODE (operands[0]) == SUBREG
&& SSE_REG_P (SUBREG_REG (operands[0]))))
|| standard_sse_constant_p (get_pool_constant (XEXP (operands[1], 0))))
&& (!(FP_REG_P (operands[0]) ||
(GET_CODE (operands[0]) == SUBREG
&& FP_REG_P (SUBREG_REG (operands[0]))))
|| standard_80387_constant_p (get_pool_constant (XEXP (operands[1], 0))))"
[(set (match_dup 0)
(match_dup 1))]
"operands[1] = get_pool_constant (XEXP (operands[1], 0));")
&& CONSTANT_POOL_ADDRESS_P (XEXP (operands[1], 0))"
[(set (match_dup 0) (match_dup 1))]
{
rtx c = get_pool_constant (XEXP (operands[1], 0));
rtx r = operands[0];
if (GET_CODE (r) == SUBREG)
r = SUBREG_REG (r);
if (SSE_REG_P (r))
{
if (!standard_sse_constant_p (c))
FAIL;
}
else if (FP_REG_P (r))
{
if (!standard_80387_constant_p (c))
FAIL;
}
else if (MMX_REG_P (r))
FAIL;
operands[1] = c;
})
(define_insn "swapxf"
[(set (match_operand:XF 0 "register_operand" "+f")