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| author | James Van Artsdalen <jrv@gnu.org> | 1993-01-06 07:47:31 +0000 |
|---|---|---|
| committer | James Van Artsdalen <jrv@gnu.org> | 1993-01-06 07:47:31 +0000 |
| commit | 7488be4e12f74057f78d0452881f4b9cfa228d18 (patch) | |
| tree | 30aa87864456273cc54c8353a95184114a125d30 /gcc | |
| parent | b491172aeef9ed48101efe6be43fe82a4a031072 (diff) | |
| download | gcc-7488be4e12f74057f78d0452881f4b9cfa228d18.zip gcc-7488be4e12f74057f78d0452881f4b9cfa228d18.tar.gz gcc-7488be4e12f74057f78d0452881f4b9cfa228d18.tar.bz2 | |
(DEBUG_PRINT_REG): Print regno along with printable name.
(CONST_COSTS): Handle integer CONST_DOUBLE correctly.
(PREFERRED_RELOAD_CLASS): Allow integer CONST_DOUBLE into int regs.
From-SVN: r3117
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/i386/i386.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index d8d4cc0..73b6f25 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -524,16 +524,18 @@ extern enum reg_class regclass_map[FIRST_PSEUDO_REGISTER]; reloaded into floating registers (since no move-insn can do that) and we ensure that QImodes aren't reloaded into the esi or edi reg. */ -/* Don't put CONST_DOUBLE into FLOAT_REGS. +/* Don't put float CONST_DOUBLE into any regs. QImode must go into class Q_REGS. MODE_INT must not go into FLOAT_REGS. */ -#define PREFERRED_RELOAD_CLASS(X,CLASS) \ - (GET_CODE (X) == CONST_DOUBLE \ - ? NO_REGS \ - : GET_MODE (X) == QImode \ +#define PREFERRED_RELOAD_CLASS(X,CLASS) \ + (GET_CODE (X) == CONST_DOUBLE && GET_MODE (X) != VOIDmode \ + ? NO_REGS \ + : GET_MODE (X) == QImode \ ? (! reg_class_subset_p ((CLASS), Q_REGS) ? Q_REGS : (CLASS)) \ - : (GET_MODE_CLASS (GET_MODE (X)) == MODE_INT && (CLASS) == FLOAT_REGS ? \ + : ((CLASS) == FLOAT_REGS \ + && (GET_MODE (X) == VOIDmode \ + || GET_MODE_CLASS (GET_MODE (X)) == MODE_INT) ? \ GENERAL_REGS : (CLASS))) /* Return the maximum number of consecutive registers @@ -1180,7 +1182,10 @@ while (0) return flag_pic && SYMBOLIC_CONST (RTX) ? 2 : 0; \ case CONST_DOUBLE: \ { \ - int code = standard_80387_constant_p (RTX); \ + int code; \ + if (GET_MODE (RTX) == VOIDmode) \ + return 2; \ + code = standard_80387_constant_p (RTX); \ return code == 1 ? 0 : \ code == 2 ? 1 : \ 2; \ @@ -1510,7 +1515,7 @@ extern char *qi_high_reg_name[]; #define DEBUG_PRINT_REG(X, CODE, FILE) \ do { static char *hi_name[] = HI_REGISTER_NAMES; \ static char *qi_name[] = QI_REGISTER_NAMES; \ - fprintf (FILE, "%s", RP); \ + fprintf (FILE, "%d %s", REGNO (X), RP); \ if (REGNO (X) == ARG_POINTER_REGNUM) \ { fputs ("argp", FILE); break; } \ if (STACK_TOP_P (X)) \ |