spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL condition from HONOR_NANS test.

	* config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
	condition from HONOR_NANS test.
	* config/spu/spu.md (ceq_df): Always generate comparison code
	inline, including checks for NaNs and infinities.
	(cgt_df): Likewise.
	(cgt_v2df): Likewise.
	(cmpdf): Make this expander unconditional.

testsuite/
	* gcc.target/spu/compare-dp.c: New test.

From-SVN: r130198

gcc/ChangeLog

+2007-11-15  Sa Liu  <saliu@de.ibm.com>
+
+	* config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
+	condition from HONOR_NANS test.
+	* config/spu/spu.md (ceq_df): Always generate comparison code
+	inline, including checks for NaNs and infinities.
+	(cgt_df): Likewise.
+	(cgt_v2df): Likewise.
+	(cmpdf): Make this expander unconditional.
+
 2007-11-15  Richard Guenther  <rguenther@suse.de>
 
 	* tree-ssa-alias.c (create_overlap_variables_for): Make sure

gcc/config/spu/spu.c

@@ -765,7 +765,7 @@ spu_emit_branch_or_set (int is_set, enum rtx_code code, rtx operands[])
     {
     case GE:
       scode = SPU_GT;
-      if (HONOR_NANS (op_mode) && spu_arch == PROCESSOR_CELLEDP)
+      if (HONOR_NANS (op_mode))
 	{
 	  reverse_compare = 0;
 	  reverse_test = 0;
@@ -780,7 +780,7 @@ spu_emit_branch_or_set (int is_set, enum rtx_code code, rtx operands[])
       break;
     case LE:
       scode = SPU_GT;
-      if (HONOR_NANS (op_mode) && spu_arch == PROCESSOR_CELLEDP)
+      if (HONOR_NANS (op_mode))
 	{
 	  reverse_compare = 1;
 	  reverse_test = 0;
@@ -883,23 +883,9 @@ spu_emit_branch_or_set (int is_set, enum rtx_code code, rtx operands[])
       abort ();
     }
 
-  if (GET_MODE (spu_compare_op1) == DFmode)
-    {
-      rtx reg = gen_reg_rtx (DFmode);
-      if ((!flag_unsafe_math_optimizations && spu_arch == PROCESSOR_CELL)
-	  || (scode != SPU_GT && scode != SPU_EQ))
+  if (GET_MODE (spu_compare_op1) == DFmode
+      && (scode != SPU_GT && scode != SPU_EQ))
     abort ();
-      if (spu_arch == PROCESSOR_CELL)
-      {
-        if (reverse_compare)
-	  emit_insn (gen_subdf3 (reg, spu_compare_op1, spu_compare_op0));
-        else
-	  emit_insn (gen_subdf3 (reg, spu_compare_op0, spu_compare_op1));
-        reverse_compare = 0;
-        spu_compare_op0 = reg;
-        spu_compare_op1 = CONST0_RTX (DFmode);
-      }
-    }
 
   if (is_set == 0 && spu_compare_op1 == const0_rtx
       && (GET_MODE (spu_compare_op0) == SImode

gcc/testsuite/ChangeLog

+2007-11-15  Ben Elliston  <bje@au.ibm.com>
+
+	* gcc.target/spu/compare-dp.c: New test.
+
 2007-11-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
 
 	* gcc.dg/pr33923.c: New test.

gcc/testsuite/gcc.target/spu/compare-dp.c

+/* { dg-do compile } */
+/* { dg-final { scan-assembler-not "__eqdf2" } } */
+
+/* Ensure double precision comparisons are always inlined.  */
+
+int test (double a, double b) __attribute__((noinline));
+int test (double a, double b)
+{
+  return a == b;
+}