diff options
Diffstat (limited to 'gcc/rtl.c')
| -rw-r--r-- | gcc/rtl.c | 41 |
1 files changed, 21 insertions, 20 deletions
diff --git a/gcc/rtl.c b/gcc/rtl.c index 282b4a7901f..67997296db4 100644 --- a/gcc/rtl.c +++ b/gcc/rtl.c @@ -806,30 +806,28 @@ read_rtx (infile) tmp_code = UNKNOWN; - for (i=0; i < NUM_RTX_CODE; i++) /* @@ might speed this search up */ - { - if (!(strcmp (tmp_char, GET_RTX_NAME (i)))) - { - tmp_code = (RTX_CODE) i; /* get value for name */ - break; - } - } + for (i = 0; i < NUM_RTX_CODE; i++) + if (! strcmp (tmp_char, GET_RTX_NAME (i))) + { + tmp_code = (RTX_CODE) i; /* get value for name */ + break; + } + if (tmp_code == UNKNOWN) - { - fprintf (stderr, - "Unknown rtx read in rtl.read_rtx(). Code name was %s .", - tmp_char); - } + fatal ("Unknown rtx read in rtl.read_rtx(). Code name was %s .", tmp_char); + /* (NIL) stands for an expression that isn't there. */ if (tmp_code == NIL) { /* Discard the closeparen. */ - while ((c = getc (infile)) && c != ')'); + while ((c = getc (infile)) && c != ')') + ; + return 0; } - return_rtx = rtx_alloc (tmp_code); /* if we end up with an insn expression - then we free this space below. */ + /* If we end up with an insn expression then we free this space below. */ + return_rtx = rtx_alloc (tmp_code); format_ptr = GET_RTX_FORMAT (GET_CODE (return_rtx)); /* If what follows is `: mode ', read it and @@ -838,13 +836,16 @@ read_rtx (infile) i = read_skip_spaces (infile); if (i == ':') { - register int k; read_name (tmp_char, infile); - for (k = 0; k < NUM_MACHINE_MODES; k++) - if (!strcmp (GET_MODE_NAME (k), tmp_char)) + for (j = 0; j < NUM_MACHINE_MODES; j++) + if (! strcmp (GET_MODE_NAME (j), tmp_char)) break; - PUT_MODE (return_rtx, (enum machine_mode) k ); + if (j == MAX_MACHINE_MODE) + fatal ("Unknown mode read in rtl.read_rtx(). Mode name was %s.", + tmp_char); + + PUT_MODE (return_rtx, (enum machine_mode) j); } else ungetc (i, infile); |