OpenE2K
/
gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

i386.md (floatsisf_sse): Fix output template 

* i386.md (floatsisf_sse): Fix output template
	* i386.c (ix86_expand_fp_movcc)

	* reg-stack.c (emit_pop_insn): Handle complex modes.
	(move_for_stack_reg): Emit proper move mode.
	(subst_stack_regs_pat): Handle complex modes.

From-SVN: r41250
This commit is contained in:
Jan Hubicka 2001-04-11 14:10:22 +02:00 committed by Jan Hubicka
parent 01ef656387
commit 037f20f168
4 changed files with 44 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
gcc/ChangeLog
View File

@ -1,3 +1,12 @@
Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
* i386.md (floatsisf_sse): Fix output template
* i386.c (ix86_expand_fp_movcc)
* reg-stack.c (emit_pop_insn): Handle complex modes.
(move_for_stack_reg): Emit proper move mode.
(subst_stack_regs_pat): Handle complex modes.
2001-04-11 Jakub Jelinek <jakub@redhat.com>
* cpplex.c (_cpp_lex_token): Only warn if -Wcomment.

5
gcc/config/i386/i386.c
View File

@ -6664,8 +6664,9 @@ ix86_expand_fp_movcc (operands)
/* Similary try to manage result to be first operand of conditional
move. We also don't support the NE comparison on SSE, so try to
avoid it. */
if (rtx_equal_p (operands[0], operands[3])
|| GET_CODE (operands[1]) == NE)
if ((rtx_equal_p (operands[0], operands[3])
&& (!TARGET_IEEE_FP || GET_CODE (operands[1]) != EQ))
|| (GET_CODE (operands[1]) == NE && TARGET_IEEE_FP))
{
rtx tmp = operands[2];
operands[2] = operands[3];

2
gcc/config/i386/i386.md
View File

@ -5117,7 +5117,7 @@
[(set (match_operand:DF 0 "register_operand" "=Y")
(float:DF (match_operand:DI 1 "nonimmediate_operand" "mr")))]
"TARGET_SSE2"
"cvtsi2sd\\t{%1, %0|%0, %1}"
"cvtsi2sd{q}\\t{%1, %0|%0, %1}"
[(set_attr "type" "sse")
(set_attr "mode" "DF")
(set_attr "fp_int_src" "true")])

33
gcc/reg-stack.c
View File

@ -906,6 +906,23 @@ emit_pop_insn (insn, regstack, reg, where)
rtx pop_insn, pop_rtx;
int hard_regno;
/* For complex types take care to pop both halves. These may survive in
CLOBBER and USE expressions. */
if (COMPLEX_MODE_P (GET_MODE (reg)))
{
rtx reg1 = FP_MODE_REG (REGNO (reg), DFmode);
rtx reg2 = FP_MODE_REG (REGNO (reg) + 1, DFmode);
pop_insn = NULL_RTX;
if (get_hard_regnum (regstack, reg1) >= 0)
pop_insn = emit_pop_insn (insn, regstack, reg1, where);
if (get_hard_regnum (regstack, reg2) >= 0)
pop_insn = emit_pop_insn (insn, regstack, reg2, where);
if (!pop_insn)
abort ();
return pop_insn;
}
hard_regno = get_hard_regnum (regstack, reg);
if (hard_regno < FIRST_STACK_REG)
@ -1129,9 +1146,12 @@ move_for_stack_reg (insn, regstack, pat)
stack is not full, and then write the value to memory via
a pop. */
rtx push_rtx, push_insn;
rtx top_stack_reg = FP_MODE_REG (FIRST_STACK_REG, XFmode);
rtx top_stack_reg = FP_MODE_REG (FIRST_STACK_REG, GET_MODE (src));
push_rtx = gen_movxf (top_stack_reg, top_stack_reg);
if (GET_MODE (src) == TFmode)
push_rtx = gen_movtf (top_stack_reg, top_stack_reg);
else
push_rtx = gen_movxf (top_stack_reg, top_stack_reg);
push_insn = emit_insn_before (push_rtx, insn);
REG_NOTES (insn) = gen_rtx_EXPR_LIST (REG_DEAD, top_stack_reg,
REG_NOTES (insn));
@ -1447,6 +1467,15 @@ subst_stack_regs_pat (insn, regstack, pat)
PATTERN (insn) = pat;
move_for_stack_reg (insn, regstack, pat);
}
if (! note && COMPLEX_MODE_P (GET_MODE (*dest))
&& get_hard_regnum (regstack, FP_MODE_REG (REGNO (*dest), DFmode)) == -1)
{
pat = gen_rtx_SET (VOIDmode,
FP_MODE_REG (REGNO (*dest) + 1, SFmode),
nan);
PATTERN (insn) = pat;
move_for_stack_reg (insn, regstack, pat);
}
}
}
break;