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

(gen_lowpart_common... 

(gen_lowpart_common, gen_highpart, operand_subword): Test input
against RTX for FP, AP, and SP, not same register number.

From-SVN: r6795
This commit is contained in:
Richard Kenner 1994-03-16 09:01:34 -05:00
parent d6a5ac336d
commit 65e8fe02bb
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
gcc/emit-rtl.c
View File

@ -625,11 +625,11 @@ gen_lowpart_common (mode, x)
|| ! rtx_equal_function_value_matters)
/* We want to keep the stack, frame, and arg pointers
special. */
&& REGNO (x) != FRAME_POINTER_REGNUM
&& x != frame_pointer_rtx
#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM
&& REGNO (x) != ARG_POINTER_REGNUM
&& x != arg_pointer_rtx
#endif
&& REGNO (x) != STACK_POINTER_REGNUM)
&& x != stack_pointer_rtx)
return gen_rtx (REG, mode, REGNO (x) + word);
else
return gen_rtx (SUBREG, mode, x, word);
@ -935,11 +935,11 @@ gen_highpart (mode, x)
&& (! REG_FUNCTION_VALUE_P (x)
|| ! rtx_equal_function_value_matters)
/* We want to keep the stack, frame, and arg pointers special. */
&& REGNO (x) != FRAME_POINTER_REGNUM
&& x != frame_pointer_rtx
#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM
&& REGNO (x) != ARG_POINTER_REGNUM
&& x != arg_pointer_rtx
#endif
&& REGNO (x) != STACK_POINTER_REGNUM)
&& x != stack_pointer_rtx)
return gen_rtx (REG, mode, REGNO (x) + word);
else
return gen_rtx (SUBREG, mode, x, word);
@ -1026,11 +1026,11 @@ operand_subword (op, i, validate_address, mode)
&& rtx_equal_function_value_matters)
/* We want to keep the stack, frame, and arg pointers
special. */
|| REGNO (op) == FRAME_POINTER_REGNUM
|| op == frame_pointer_rtx
#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM
|| REGNO (op) == ARG_POINTER_REGNUM
|| op == arg_pointer_rtx
#endif
|| REGNO (op) == STACK_POINTER_REGNUM)
|| op == stack_pointer_rtx)
return gen_rtx (SUBREG, word_mode, op, i);
else
return gen_rtx (REG, word_mode, REGNO (op) + i);