* config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
(RS6000_UITRUNC): Likewise.
(INIT_TARGET_OPTABS): New macro.
* config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
(trunc_defined): Delete.
(output_prolog): Don't output .extern definitions for fp->int
conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
* config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
(trunc_defined): Delete.
(RS6000_ITRUNC): Moved to aix.h.
(RS6000_UITRUNC): Likewise.
* config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
only emit a libcall.
(fixuns_truncdfsi2): Delete.
(trunc_call): Delete.
(trunc_call_rtl): Delete.
From-SVN: r36310
+2000-09-10 Geoff Keating <geoffk@cygnus.com>
+
+ * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
+ (RS6000_UITRUNC): Likewise.
+ (INIT_TARGET_OPTABS): New macro.
+ * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
+ (trunc_defined): Delete.
+ (output_prolog): Don't output .extern definitions for fp->int
+ conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
+ * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
+ (trunc_defined): Delete.
+ (RS6000_ITRUNC): Moved to aix.h.
+ (RS6000_UITRUNC): Likewise.
+ * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
+ only emit a libcall.
+ (fixuns_truncdfsi2): Delete.
+ (trunc_call): Delete.
+ (trunc_call_rtl): Delete.
+
2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
* varasm.c (make_decl_rtl): Restore leading star on
/* Function name to call to do profiling. */
#define RS6000_MCOUNT ".__mcount"
+/* Function names to call to do floating point truncation. */
+
+#define RS6000_ITRUNC "__itrunc"
+#define RS6000_UITRUNC "__uitrunc"
+
+/* Optabs entries for the int->float routines, using the standard
+ AIX names. */
+#define INIT_TARGET_OPTABS \
+ do { \
+ if (! TARGET_POWER2 && ! TARGET_POWERPC && TARGET_HARD_FLOAT) \
+ { \
+ fixdfsi_libfunc = init_one_libfunc (RS6000_ITRUNC); \
+ fixunsdfsi_libfunc = init_one_libfunc (RS6000_UITRUNC); \
+ } \
+ } while (0)
+
/* AIX always has a TOC. */
#define TARGET_NO_TOC 0
#define TARGET_TOC 1
{ (const char *)0, "-mtune=", 1, 0 },
};
-/* Set to non-zero by "fix" operation to indicate that itrunc and
- uitrunc must be defined. */
-
-int rs6000_trunc_used;
-
-/* Set to non-zero once they have been defined. */
-
-static int trunc_defined;
-
/* Set to non-zero once AIX common-mode calls have been defined. */
static int common_mode_defined;
SAVE_FP_PREFIX, info->first_fp_reg_save - 32, SAVE_FP_SUFFIX,
RESTORE_FP_PREFIX, info->first_fp_reg_save - 32, RESTORE_FP_SUFFIX);
- /* Write .extern for truncation routines, if needed. */
- if (rs6000_trunc_used && ! trunc_defined)
- {
- fprintf (file, "\t.extern .%s\n\t.extern .%s\n",
- RS6000_ITRUNC, RS6000_UITRUNC);
- trunc_defined = 1;
- }
-
/* Write .extern for AIX common mode routines, if needed. */
if (! TARGET_POWER && ! TARGET_POWERPC && ! common_mode_defined)
{
extern struct rtx_def *rs6000_compare_op0, *rs6000_compare_op1;
extern int rs6000_compare_fp_p;
-
-/* Set to non-zero by "fix" operation to indicate that itrunc and
- uitrunc must be defined. */
-
-extern int rs6000_trunc_used;
-
-/* Function names to call to do floating point truncation. */
-
-#define RS6000_ITRUNC "__itrunc"
-#define RS6000_UITRUNC "__uitrunc"
-
\f
/* Control the assembler format that we output. */
(fix:SI (match_operand:DF 1 "gpc_reg_operand" "")))
(clobber (match_dup 2))
(clobber (match_dup 3))])]
- "TARGET_HARD_FLOAT"
+ "(TARGET_POWER2 || TARGET_POWERPC) && TARGET_HARD_FLOAT"
"
{
- if (! TARGET_POWER2 && ! TARGET_POWERPC)
- {
- emit_insn (gen_trunc_call (operands[0], operands[1],
- gen_rtx_SYMBOL_REF (Pmode, RS6000_ITRUNC)));
- DONE;
- }
-
operands[2] = gen_reg_rtx (DImode);
operands[3] = assign_stack_temp (DImode, GET_MODE_SIZE (DImode), 0);
}")
(fix:SI (match_operand:DF 1 "gpc_reg_operand" "f")))
(clobber (match_operand:DI 2 "gpc_reg_operand" "=f"))
(clobber (match_operand:DI 3 "memory_operand" "=o"))]
- "TARGET_HARD_FLOAT"
+ "(TARGET_POWER2 || TARGET_POWERPC) && TARGET_HARD_FLOAT"
"#"
[(set_attr "length" "16")])
(fix:SI (match_operand:DF 1 "gpc_reg_operand" "f")))
(clobber (match_operand:DI 2 "gpc_reg_operand" ""))
(clobber (match_operand:DI 3 "offsettable_mem_operand" ""))]
- "TARGET_HARD_FLOAT"
+ "(TARGET_POWER2 || TARGET_POWERPC) && TARGET_HARD_FLOAT"
[(set (match_operand:SI 0 "gpc_reg_operand" "")
(fix:SI (match_operand:DF 1 "gpc_reg_operand" "f")))
(clobber (match_operand:DI 2 "gpc_reg_operand" ""))
DONE;
}")
-(define_expand "fixuns_truncdfsi2"
- [(set (match_operand:SI 0 "gpc_reg_operand" "")
- (unsigned_fix:SI (match_operand:DF 1 "gpc_reg_operand" "")))]
- "! TARGET_POWER2 && ! TARGET_POWERPC && TARGET_HARD_FLOAT"
- "
-{
- emit_insn (gen_trunc_call (operands[0], operands[1],
- gen_rtx_SYMBOL_REF (Pmode, RS6000_UITRUNC)));
- DONE;
-}")
-
-(define_expand "trunc_call"
- [(parallel [(set (match_operand:SI 0 "" "")
- (fix:SI (match_operand:DF 1 "" "")))
- (use (match_operand:SI 2 "" ""))])]
- "TARGET_HARD_FLOAT"
- "
-{
- rtx insns = gen_trunc_call_rtl (operands[0], operands[1], operands[2]);
- rtx first = XVECEXP (insns, 0, 0);
- rtx last = XVECEXP (insns, 0, XVECLEN (insns, 0) - 1);
-
- REG_NOTES (first) = gen_rtx_INSN_LIST (REG_LIBCALL, last,
- REG_NOTES (first));
- REG_NOTES (last) = gen_rtx_INSN_LIST (REG_RETVAL, first, REG_NOTES (last));
-
- emit_insn (insns);
- DONE;
-}")
-
-(define_expand "trunc_call_rtl"
- [(set (reg:DF 33) (match_operand:DF 1 "gpc_reg_operand" ""))
- (use (reg:DF 33))
- (parallel [(set (reg:SI 3)
- (call (mem:SI (match_operand 2 "" "")) (const_int 0)))
- (use (const_int 0))
- (clobber (scratch:SI))])
- (set (match_operand:SI 0 "gpc_reg_operand" "")
- (reg:SI 3))]
- "TARGET_HARD_FLOAT"
- "
-{
- rs6000_trunc_used = 1;
-}")
-
; Here, we use (set (reg) (unspec:DI [(fix:SI ...)] 10))
; rather than (set (subreg:SI (reg)) (fix:SI ...))
; because the first makes it clear that operand 0 is not live
projects / platform / upstream / gcc.git / commitdiff