diff options
| author | Bernd Schmidt <bernds@cygnus.co.uk> | 1999-12-19 17:39:15 +0000 |
|---|---|---|
| committer | Bernd Schmidt <crux@gcc.gnu.org> | 1999-12-19 17:39:15 +0000 |
| commit | ecf3151a7b05ef0ce14104406aa3d98a2c0601ed (patch) | |
| tree | d299043f0d54e22d44788992f50830381f45d915 /gcc | |
| parent | 7cfc1daaf80e61348668c0a2e97399993dd7d8bd (diff) | |
| download | gcc-ecf3151a7b05ef0ce14104406aa3d98a2c0601ed.zip gcc-ecf3151a7b05ef0ce14104406aa3d98a2c0601ed.tar.gz gcc-ecf3151a7b05ef0ce14104406aa3d98a2c0601ed.tar.bz2 | |
Better spill failure messages.
From-SVN: r31026
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/reload1.c | 17 |
2 files changed, 17 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index da4c947..5432e5b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk> + + * reload1.c (spill_failure): Take class of failed reload as argument + and print it. Caller changed. + Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * rs6000.h (SUBTARGET_DEFAULT): New macro. diff --git a/gcc/reload1.c b/gcc/reload1.c index dc69085..2a6f9cc 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -375,7 +375,7 @@ static void find_reload_regs PROTO((struct insn_chain *, FILE *)); static void select_reload_regs PROTO((FILE *)); static void delete_caller_save_insns PROTO((void)); -static void spill_failure PROTO((rtx)); +static void spill_failure PROTO((rtx, enum reg_class)); static void count_spilled_pseudo PROTO((int, int, int)); static void delete_dead_insn PROTO((rtx)); static void alter_reg PROTO((int, int)); @@ -1720,7 +1720,7 @@ find_reload_regs (chain, dumpfile) && rld[r].regno == -1) if (! find_reg (chain, i, dumpfile)) { - spill_failure (chain->insn); + spill_failure (chain->insn, rld[r].class); failure = 1; return; } @@ -1787,13 +1787,20 @@ delete_caller_save_insns () INSN should be one of the insns which needed this particular spill reg. */ static void -spill_failure (insn) +spill_failure (insn, class) rtx insn; + enum reg_class class; { + static const char *const reg_class_names[] = REG_CLASS_NAMES; if (asm_noperands (PATTERN (insn)) >= 0) - error_for_asm (insn, "`asm' needs too many reloads"); + error_for_asm (insn, "Can't find a register in class `%s' while reloading `asm'.", + reg_class_names[class]); else - fatal_insn ("Unable to find a register to spill.", insn); + { + error ("Unable to find a register to spill in class `%s'.", + reg_class_names[class]); + fatal_insn ("This is the insn:", insn); + } } /* Delete an unneeded INSN and any previous insns who sole purpose is loading |